prosody: spec/util_promise_spec.lua@a0120e935442 (annotated)

9459 d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	1	local promise = require "util.promise";
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	2
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	3	describe("util.promise", function ()
9460 d01cff2f7a26 util.promise tests: Fix luacheck warnings Matthew Wild <mwild1@gmail.com> parents: 9459 diff changeset	4	--luacheck: ignore 212/resolve 212/reject
9459 d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	5	describe("new()", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	6	it("returns a promise object", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	7	assert(promise.new());
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	8	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	9	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	10	it("notifies immediately for fulfilled promises", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	11	local p = promise.new(function (resolve)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	12	resolve("foo");
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	13	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	14	local cb = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	15	assert.equal("foo", v);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	16	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	17	p:next(cb);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	18	assert.spy(cb).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	19	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	20	it("notifies on fulfilment of pending promises", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	21	local r;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	22	local p = promise.new(function (resolve)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	23	r = resolve;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	24	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	25	local cb = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	26	assert.equal("foo", v);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	27	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	28	p:next(cb);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	29	assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	30	r("foo");
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	31	assert.spy(cb).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	32	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	33	it("allows chaining :next() calls", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	34	local r;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	35	local result;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	36	local p = promise.new(function (resolve)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	37	r = resolve;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	38	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	39	local cb1 = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	40	assert.equal("foo", v);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	41	return "bar";
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	42	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	43	local cb2 = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	44	assert.equal("bar", v);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	45	result = v;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	46	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	47	p:next(cb1):next(cb2);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	48	assert.spy(cb1).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	49	assert.spy(cb2).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	50	r("foo");
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	51	assert.spy(cb1).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	52	assert.spy(cb2).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	53	assert.equal("bar", result);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	54	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	55	it("supports multiple :next() calls on the same promise", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	56	local r;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	57	local result;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	58	local p = promise.new(function (resolve)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	59	r = resolve;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	60	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	61	local cb1 = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	62	assert.equal("foo", v);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	63	result = v;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	64	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	65	local cb2 = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	66	assert.equal("foo", v);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	67	result = v;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	68	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	69	p:next(cb1);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	70	p:next(cb2);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	71	assert.spy(cb1).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	72	assert.spy(cb2).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	73	r("foo");
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	74	assert.spy(cb1).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	75	assert.spy(cb2).was_called(1);
9460 d01cff2f7a26 util.promise tests: Fix luacheck warnings Matthew Wild <mwild1@gmail.com> parents: 9459 diff changeset	76	assert.equal("foo", result);
9459 d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	77	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	78	it("automatically rejects on error", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	79	local r;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	80	local p = promise.new(function (resolve)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	81	r = resolve;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	82	error("oh no");
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	83	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	84	local cb = spy.new(function () end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	85	local err_cb = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	86	assert.equal("oh no", v);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	87	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	88	p:next(cb, err_cb);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	89	assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	90	assert.spy(err_cb).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	91	r("foo");
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	92	assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	93	assert.spy(err_cb).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	94	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	95	it("supports reject()", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	96	local r, result;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	97	local p = promise.new(function (resolve, reject)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	98	r = reject;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	99	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	100	local cb = spy.new(function () end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	101	local err_cb = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	102	result = v;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	103	assert.equal("oh doh", v);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	104	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	105	p:next(cb, err_cb);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	106	assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	107	assert.spy(err_cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	108	r("oh doh");
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	109	assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	110	assert.spy(err_cb).was_called(1);
9460 d01cff2f7a26 util.promise tests: Fix luacheck warnings Matthew Wild <mwild1@gmail.com> parents: 9459 diff changeset	111	assert.equal("oh doh", result);
9459 d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	112	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	113	it("supports chaining of rejected promises", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	114	local r, result;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	115	local p = promise.new(function (resolve, reject)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	116	r = reject;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	117	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	118	local cb = spy.new(function () end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	119	local err_cb = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	120	result = v;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	121	assert.equal("oh doh", v);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	122	return "ok"
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	123	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	124	local cb2 = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	125	result = v;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	126	end);
9460 d01cff2f7a26 util.promise tests: Fix luacheck warnings Matthew Wild <mwild1@gmail.com> parents: 9459 diff changeset	127	local err_cb2 = spy.new(function () end);
9459 d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	128	p:next(cb, err_cb):next(cb2, err_cb2)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	129	assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	130	assert.spy(err_cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	131	assert.spy(cb2).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	132	assert.spy(err_cb2).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	133	r("oh doh");
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	134	assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	135	assert.spy(err_cb).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	136	assert.spy(cb2).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	137	assert.spy(err_cb2).was_called(0);
9460 d01cff2f7a26 util.promise tests: Fix luacheck warnings Matthew Wild <mwild1@gmail.com> parents: 9459 diff changeset	138	assert.equal("ok", result);
9459 d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	139	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	140
9552 800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	141	it("propagates errors down the chain, even when some handlers are not provided", function ()
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	142	local r, result;
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	143	local test_error = {};
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	144	local p = promise.new(function (resolve, reject)
9553 98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	145	r = reject;
9552 800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	146	end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	147	local cb = spy.new(function () end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	148	local err_cb = spy.new(function (e) result = e end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	149	local p2 = p:next(function () error(test_error) end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	150	local p3 = p2:next(cb)
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	151	p3:catch(err_cb);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	152	assert.spy(cb).was_called(0);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	153	assert.spy(err_cb).was_called(0);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	154	r("oh doh");
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	155	assert.spy(cb).was_called(0);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	156	assert.spy(err_cb).was_called(1);
9553 98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	157	assert.spy(err_cb).was_called_with("oh doh");
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	158	assert.equal("oh doh", result);
9552 800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	159	end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	160
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	161	it("propagates values down the chain, even when some handlers are not provided", function ()
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	162	local r;
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	163	local p = promise.new(function (resolve, reject)
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	164	r = resolve;
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	165	end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	166	local cb = spy.new(function () end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	167	local err_cb = spy.new(function () end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	168	local p2 = p:next(function (v) return v; end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	169	local p3 = p2:catch(err_cb)
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	170	p3:next(cb);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	171	assert.spy(cb).was_called(0);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	172	assert.spy(err_cb).was_called(0);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	173	r(1337);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	174	assert.spy(cb).was_called(1);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	175	assert.spy(cb).was_called_with(1337);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	176	assert.spy(err_cb).was_called(0);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	177	end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers Matthew Wild <mwild1@gmail.com> parents: 9520 diff changeset	178
9553 98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	179	it("fulfilled promises do not call error handlers and do propagate value", function ()
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	180	local p = promise.resolve("foo");
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	181	local cb = spy.new(function () end);
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	182	local p2 = p:catch(cb);
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	183	assert.spy(cb).was_called(0);
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	184
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	185	local cb2 = spy.new(function () end);
9554 7421379ba464 util.promise tests: Fix declared but unused variables Matthew Wild <mwild1@gmail.com> parents: 9553 diff changeset	186	p2:catch(cb2);
9553 98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	187	assert.spy(cb2).was_called(0);
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	188	end);
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	189
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	190	it("rejected promises do not call fulfilled handlers and do propagate reason", function ()
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	191	local p = promise.reject("foo");
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	192	local cb = spy.new(function () end);
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	193	local p2 = p:next(cb);
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	194	assert.spy(cb).was_called(0);
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	195
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	196	local cb2 = spy.new(function () end);
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	197	local cb2_err = spy.new(function () end);
9554 7421379ba464 util.promise tests: Fix declared but unused variables Matthew Wild <mwild1@gmail.com> parents: 9553 diff changeset	198	p2:next(cb2, cb2_err);
9553 98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	199	assert.spy(cb2).was_called(0);
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	200	assert.spy(cb2_err).was_called(1);
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	201	assert.spy(cb2_err).was_called_with("foo");
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	202	end);
98de4c2e2627 util.promise: Fix missing parameters Matthew Wild <mwild1@gmail.com> parents: 9552 diff changeset	203
9560 d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	204	describe("allows callbacks to return", function ()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	205	it("pending promises", function ()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	206	local r;
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	207	local p = promise.resolve()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	208	local cb = spy.new(function ()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	209	return promise.new(function (resolve)
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	210	r = resolve;
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	211	end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	212	end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	213	local cb2 = spy.new(function () end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	214	p:next(cb):next(cb2);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	215	assert.spy(cb).was_called(1);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	216	assert.spy(cb2).was_called(0);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	217	r("hello");
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	218	assert.spy(cb).was_called(1);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	219	assert.spy(cb2).was_called(1);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	220	assert.spy(cb2).was_called_with("hello");
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	221	end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	222
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	223	it("resolved promises", function ()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	224	local p = promise.resolve()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	225	local cb = spy.new(function ()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	226	return promise.resolve("hello");
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	227	end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	228	local cb2 = spy.new(function () end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	229	p:next(cb):next(cb2);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	230	assert.spy(cb).was_called(1);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	231	assert.spy(cb2).was_called(1);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	232	assert.spy(cb2).was_called_with("hello");
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	233	end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	234
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	235	it("rejected promises", function ()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	236	local p = promise.resolve()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	237	local cb = spy.new(function ()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	238	return promise.reject("hello");
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	239	end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	240	local cb2 = spy.new(function ()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	241	return promise.reject("goodbye");
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	242	end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	243	local cb3 = spy.new(function () end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	244	p:next(cb):catch(cb2):catch(cb3);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	245	assert.spy(cb).was_called(1);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	246	assert.spy(cb2).was_called(1);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	247	assert.spy(cb2).was_called_with("hello");
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	248	assert.spy(cb3).was_called(1);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	249	assert.spy(cb3).was_called_with("goodbye");
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	250	end);
10301 da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	251
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	252	it("ordinary values", function ()
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	253	local p = promise.resolve()
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	254	local cb = spy.new(function ()
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	255	return "hello"
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	256	end);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	257	local cb2 = spy.new(function () end);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	258	p:next(cb):next(cb2);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	259	assert.spy(cb).was_called(1);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	260	assert.spy(cb2).was_called(1);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	261	assert.spy(cb2).was_called_with("hello");
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	262	end);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	263
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	264	it("nil", function ()
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	265	local p = promise.resolve()
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	266	local cb = spy.new(function ()
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	267	return
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	268	end);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	269	local cb2 = spy.new(function () end);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	270	p:next(cb):next(cb2);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	271	assert.spy(cb).was_called(1);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	272	assert.spy(cb2).was_called(1);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	273	assert.spy(cb2).was_called_with(nil);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values Matthew Wild <mwild1@gmail.com> parents: 9560 diff changeset	274	end);
9560 d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	275	end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise Matthew Wild <mwild1@gmail.com> parents: 9554 diff changeset	276
9459 d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	277	describe("race()", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	278	it("works with fulfilled promises", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	279	local p1, p2 = promise.resolve("yep"), promise.resolve("nope");
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	280	local p = promise.race({ p1, p2 });
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	281	local result;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	282	p:next(function (v)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	283	result = v;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	284	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	285	assert.equal("yep", result);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	286	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	287	it("works with pending promises", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	288	local r1, r2;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	289	local p1, p2 = promise.new(function (resolve) r1 = resolve end), promise.new(function (resolve) r2 = resolve end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	290	local p = promise.race({ p1, p2 });
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	291
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	292	local result;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	293	local cb = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	294	result = v;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	295	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	296	p:next(cb);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	297	assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	298	r2("yep");
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	299	r1("nope");
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	300	assert.spy(cb).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	301	assert.equal("yep", result);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	302	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	303	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	304	describe("all()", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	305	it("works with fulfilled promises", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	306	local p1, p2 = promise.resolve("yep"), promise.resolve("nope");
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	307	local p = promise.all({ p1, p2 });
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	308	local result;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	309	p:next(function (v)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	310	result = v;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	311	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	312	assert.same({ "yep", "nope" }, result);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	313	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	314	it("works with pending promises", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	315	local r1, r2;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	316	local p1, p2 = promise.new(function (resolve) r1 = resolve end), promise.new(function (resolve) r2 = resolve end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	317	local p = promise.all({ p1, p2 });
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	318
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	319	local result;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	320	local cb = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	321	result = v;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	322	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	323	p:next(cb);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	324	assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	325	r2("yep");
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	326	assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	327	r1("nope");
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	328	assert.spy(cb).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	329	assert.same({ "nope", "yep" }, result);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	330	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	331	it("rejects if any promise rejects", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	332	local r1, r2;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	333	local p1 = promise.new(function (resolve, reject) r1 = reject end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	334	local p2 = promise.new(function (resolve, reject) r2 = reject end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	335	local p = promise.all({ p1, p2 });
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	336
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	337	local result;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	338	local cb = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	339	result = v;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	340	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	341	local cb_err = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	342	result = v;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	343	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	344	p:next(cb, cb_err);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	345	assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	346	assert.spy(cb_err).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	347	r2("fail");
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	348	assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	349	assert.spy(cb_err).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	350	r1("nope");
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	351	assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	352	assert.spy(cb_err).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	353	assert.equal("fail", result);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	354	end);
11487 24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	355	it("works with non-numeric keys", function ()
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	356	local r1, r2;
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	357	local p1, p2 = promise.new(function (resolve) r1 = resolve end), promise.new(function (resolve) r2 = resolve end);
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	358	local p = promise.all({ [true] = p1, [false] = p2 });
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	359
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	360	local result;
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	361	local cb = spy.new(function (v)
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	362	result = v;
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	363	end);
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	364	p:next(cb);
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	365	assert.spy(cb).was_called(0);
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	366	r2("yep");
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	367	assert.spy(cb).was_called(0);
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	368	r1("nope");
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	369	assert.spy(cb).was_called(1);
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	370	assert.same({ [true] = "nope", [false] = "yep" }, result);
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	371	end);
9459 d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	372	end);
10926 7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	373	describe("all_settled()", function ()
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	374	it("works with fulfilled promises", function ()
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	375	local p1, p2 = promise.resolve("yep"), promise.resolve("nope");
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	376	local p = promise.all_settled({ p1, p2 });
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	377	local result;
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	378	p:next(function (v)
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	379	result = v;
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	380	end);
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	381	assert.same({
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	382	{ status = "fulfilled", value = "yep" };
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	383	{ status = "fulfilled", value = "nope" };
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	384	}, result);
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	385	end);
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	386	it("works with pending promises", function ()
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	387	local r1, r2;
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	388	local p1, p2 = promise.new(function (resolve) r1 = resolve end), promise.new(function (resolve) r2 = resolve end);
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	389	local p = promise.all_settled({ p1, p2 });
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	390
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	391	local result;
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	392	local cb = spy.new(function (v)
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	393	result = v;
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	394	end);
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	395	p:next(cb);
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	396	assert.spy(cb).was_called(0);
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	397	r2("yep");
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	398	assert.spy(cb).was_called(0);
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	399	r1("nope");
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	400	assert.spy(cb).was_called(1);
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	401	assert.same({
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	402	{ status = "fulfilled", value = "nope" };
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	403	{ status = "fulfilled", value = "yep" };
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	404	}, result);
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	405	end);
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	406	it("works when some promises reject", function ()
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	407	local r1, r2;
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	408	local p1, p2 = promise.new(function (resolve) r1 = resolve end), promise.new(function (_, reject) r2 = reject end);
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	409	local p = promise.all_settled({ p1, p2 });
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	410
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	411	local result;
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	412	local cb = spy.new(function (v)
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	413	result = v;
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	414	end);
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	415	p:next(cb);
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	416	assert.spy(cb).was_called(0);
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	417	r2("this fails");
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	418	assert.spy(cb).was_called(0);
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	419	r1("this succeeds");
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	420	assert.spy(cb).was_called(1);
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	421	assert.same({
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	422	{ status = "fulfilled", value = "this succeeds" };
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	423	{ status = "rejected", reason = "this fails" };
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	424	}, result);
7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	425	end);
11487 24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	426	it("works with non-numeric keys", function ()
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	427	local r1, r2;
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	428	local p1, p2 = promise.new(function (resolve) r1 = resolve end), promise.new(function (resolve) r2 = resolve end);
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	429	local p = promise.all_settled({ foo = p1, bar = p2 });
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	430
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	431	local result;
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	432	local cb = spy.new(function (v)
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	433	result = v;
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	434	end);
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	435	p:next(cb);
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	436	assert.spy(cb).was_called(0);
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	437	r2("yep");
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	438	assert.spy(cb).was_called(0);
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	439	r1("nope");
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	440	assert.spy(cb).was_called(1);
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	441	assert.same({
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	442	foo = { status = "fulfilled", value = "nope" };
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	443	bar = { status = "fulfilled", value = "yep" };
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	444	}, result);
24ce9d380475 util.promise: Add support for arbitrary keys in all()/all_settled() Matthew Wild <mwild1@gmail.com> parents: 10926 diff changeset	445	end);
10926 7d3dbb9eb3eb util.promise: Add all_settled, which follows semantics of allSettled from ES2020 Matthew Wild <mwild1@gmail.com> parents: 10301 diff changeset	446	end);
9459 d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	447	describe("catch()", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	448	it("works", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	449	local result;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	450	local p = promise.new(function (resolve)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	451	error({ foo = true });
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	452	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	453	local cb1 = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	454	result = v;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	455	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	456	assert.spy(cb1).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	457	p:catch(cb1);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	458	assert.spy(cb1).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	459	assert.same({ foo = true }, result);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	460	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	461	end);
11488 a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	462	describe("join()", function ()
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	463	it("works", function ()
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	464	local r1, r2;
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	465	local res1, res2;
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	466	local p1, p2 = promise.new(function (resolve) r1 = resolve end), promise.new(function (resolve) r2 = resolve end);
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	467
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	468	local p = promise.join(p1, p2, function (_res1, _res2)
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	469	res1, res2 = _res1, _res2;
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	470	return promise.resolve("works");
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	471	end);
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	472
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	473	local result;
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	474	local cb = spy.new(function (v)
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	475	result = v;
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	476	end);
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	477	p:next(cb);
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	478	assert.spy(cb).was_called(0);
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	479	r2("yep");
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	480	assert.spy(cb).was_called(0);
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	481	r1("nope");
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	482	assert.spy(cb).was_called(1);
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	483	assert.same("works", result);
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	484	assert.equals("nope", res1);
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	485	assert.equals("yep", res2);
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	486	end);
a0120e935442 util.promise: Add join() convenience method Matthew Wild <mwild1@gmail.com> parents: 11487 diff changeset	487	end);
9459 d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	488	it("promises may be resolved by other promises", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	489	local r1, r2;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	490	local p1, p2 = promise.new(function (resolve) r1 = resolve end), promise.new(function (resolve) r2 = resolve end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	491
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	492	local result;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	493	local cb = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	494	result = v;
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	495	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	496	p1:next(cb);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	497	assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	498
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	499	r1(p2);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	500	assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	501	r2("yep");
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	502	assert.spy(cb).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	503	assert.equal("yep", result);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	504	end);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	505	describe("reject()", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	506	it("returns a rejected promise", function ()
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	507	local p = promise.reject("foo");
9460 d01cff2f7a26 util.promise tests: Fix luacheck warnings Matthew Wild <mwild1@gmail.com> parents: 9459 diff changeset	508	local cb = spy.new(function () end);
9513 8ef46d09386a util.promise: Fix promise.reject() to return a rejected promise, and fix buggy test for it Matthew Wild <mwild1@gmail.com> parents: 9460 diff changeset	509	p:catch(cb);
9459 d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	510	assert.spy(cb).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	511	assert.spy(cb).was_called_with("foo");
d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	512	end);
9514 cb88d729e98d util.promise: Add additional test for promise.reject() Matthew Wild <mwild1@gmail.com> parents: 9513 diff changeset	513	it("returns a rejected promise and does not call on_fulfilled", function ()
cb88d729e98d util.promise: Add additional test for promise.reject() Matthew Wild <mwild1@gmail.com> parents: 9513 diff changeset	514	local p = promise.reject("foo");
cb88d729e98d util.promise: Add additional test for promise.reject() Matthew Wild <mwild1@gmail.com> parents: 9513 diff changeset	515	local cb = spy.new(function () end);
cb88d729e98d util.promise: Add additional test for promise.reject() Matthew Wild <mwild1@gmail.com> parents: 9513 diff changeset	516	p:next(cb);
cb88d729e98d util.promise: Add additional test for promise.reject() Matthew Wild <mwild1@gmail.com> parents: 9513 diff changeset	517	assert.spy(cb).was_called(0);
cb88d729e98d util.promise: Add additional test for promise.reject() Matthew Wild <mwild1@gmail.com> parents: 9513 diff changeset	518	end);
9459 d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	519	end);
9517 9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	520	describe("finally()", function ()
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	521	local p, p2, resolve, reject, on_finally;
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	522	before_each(function ()
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	523	p = promise.new(function (_resolve, _reject)
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	524	resolve, reject = _resolve, _reject;
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	525	end);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	526	on_finally = spy.new(function () end);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	527	p2 = p:finally(on_finally);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	528	end);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	529	it("runs when a promise is resolved", function ()
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	530	assert.spy(on_finally).was_called(0);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	531	resolve("foo");
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	532	assert.spy(on_finally).was_called(1);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	533	assert.spy(on_finally).was_not_called_with("foo");
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	534	end);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	535	it("runs when a promise is rejected", function ()
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	536	assert.spy(on_finally).was_called(0);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	537	reject("foo");
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	538	assert.spy(on_finally).was_called(1);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	539	assert.spy(on_finally).was_not_called_with("foo");
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	540	end);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	541	it("returns a promise that fulfills with the original value", function ()
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	542	local cb2 = spy.new(function () end);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	543	p2:next(cb2);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	544	assert.spy(on_finally).was_called(0);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	545	assert.spy(cb2).was_called(0);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	546	resolve("foo");
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	547	assert.spy(on_finally).was_called(1);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	548	assert.spy(cb2).was_called(1);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	549	assert.spy(on_finally).was_not_called_with("foo");
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	550	assert.spy(cb2).was_called_with("foo");
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	551	end);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	552	it("returns a promise that rejects with the original error", function ()
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	553	local on_finally_err = spy.new(function () end);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	554	local on_finally_ok = spy.new(function () end);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	555	p2:catch(on_finally_err);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	556	p2:next(on_finally_ok);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	557	assert.spy(on_finally).was_called(0);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	558	assert.spy(on_finally_err).was_called(0);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	559	reject("foo");
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	560	assert.spy(on_finally).was_called(1);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	561	-- Since the original promise was rejected, the finally promise should also be
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	562	assert.spy(on_finally_ok).was_called(0);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	563	assert.spy(on_finally_err).was_called(1);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	564	assert.spy(on_finally).was_not_called_with("foo");
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	565	assert.spy(on_finally_err).was_called_with("foo");
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	566	end);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	567	it("returns a promise that rejects with an uncaught error inside on_finally", function ()
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	568	p = promise.new(function (_resolve, _reject)
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	569	resolve, reject = _resolve, _reject;
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	570	end);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	571	local test_error = {};
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	572	on_finally = spy.new(function () error(test_error) end);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	573	p2 = p:finally(on_finally);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	574
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	575	local on_finally_err = spy.new(function () end);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	576	p2:catch(on_finally_err);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	577	assert.spy(on_finally).was_called(0);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	578	assert.spy(on_finally_err).was_called(0);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	579	reject("foo");
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	580	assert.spy(on_finally).was_called(1);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	581	assert.spy(on_finally_err).was_called(1);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	582	assert.spy(on_finally).was_not_called_with("foo");
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	583	assert.spy(on_finally).was_not_called_with(test_error);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	584	assert.spy(on_finally_err).was_called_with(test_error);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	585	end);
9db707a86a25 util.promise: Add promise:finally() Matthew Wild <mwild1@gmail.com> parents: 9514 diff changeset	586	end);
9520 b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	587	describe("try()", function ()
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	588	it("works with functions that return a promise", function ()
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	589	local resolve;
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	590	local p = promise.try(function ()
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	591	return promise.new(function (_resolve)
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	592	resolve = _resolve;
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	593	end);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	594	end);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	595	assert.is_function(resolve);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	596	local on_resolved = spy.new(function () end);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	597	p:next(on_resolved);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	598	assert.spy(on_resolved).was_not_called();
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	599	resolve("foo");
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	600	assert.spy(on_resolved).was_called_with("foo");
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	601	end);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	602
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	603	it("works with functions that return a value", function ()
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	604	local p = promise.try(function ()
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	605	return "foo";
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	606	end);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	607	local on_resolved = spy.new(function () end);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	608	p:next(on_resolved);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	609	assert.spy(on_resolved).was_called_with("foo");
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	610	end);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	611
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	612	it("works with functions that return a promise that rejects", function ()
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	613	local reject;
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	614	local p = promise.try(function ()
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	615	return promise.new(function (_, _reject)
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	616	reject = _reject;
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	617	end);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	618	end);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	619	assert.is_function(reject);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	620	local on_rejected = spy.new(function () end);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	621	p:catch(on_rejected);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	622	assert.spy(on_rejected).was_not_called();
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	623	reject("foo");
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	624	assert.spy(on_rejected).was_called_with("foo");
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	625	end);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	626
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	627	it("works with functions that throw errors", function ()
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	628	local test_error = {};
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	629	local p = promise.try(function ()
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	630	error(test_error);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	631	end);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	632	local on_rejected = spy.new(function () end);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	633	p:catch(on_rejected);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	634	assert.spy(on_rejected).was_called(1);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	635	assert.spy(on_rejected).was_called_with(test_error);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	636	end);
b1c6ede17592 util.promise: Add promise.try() Matthew Wild <mwild1@gmail.com> parents: 9517 diff changeset	637	end);
9459 d54a0e129af8 util.promise: ES6-like API for promises Matthew Wild <mwild1@gmail.com> parents: diff changeset	638	end);

author	Matthew Wild <mwild1@gmail.com>
	Thu, 25 Mar 2021 14:28:38 +0000
changeset 11488	a0120e935442
parent 11487	24ce9d380475
child 11489	7d42ed3a8a40
permissions	-rw-r--r--