util.startup: Check root after detecting platform and reading config (thanks SigmaTel71)
Ensures that startup.detect_platform() runs so know whether to use the
POSIX method of checking the current user or something else. Also after
reading the config so we know whether the root override setting is set.
local array = require "util.array";
describe("util.array", function ()
describe("creation", function ()
describe("new", function ()
it("works", function ()
local a = array.new({"a", "b", "c"});
assert.same({"a", "b", "c"}, a);
end);
end);
describe("from table", function ()
it("works", function ()
local a = array({"a", "b", "c"});
assert.same({"a", "b", "c"}, a);
end);
end);
describe("from iterator", function ()
it("works", function ()
-- collects the first value, ie the keys
local a = array(ipairs({true, true, true}));
assert.same({1, 2, 3}, a);
end);
end);
describe("collect", function ()
it("works", function ()
-- collects the first value, ie the keys
local a = array.collect(ipairs({true, true, true}));
assert.same({1, 2, 3}, a);
end);
end);
end);
describe("metatable", function ()
describe("operator", function ()
describe("addition", function ()
it("works", function ()
local a = array({ "a", "b" });
local b = array({ "c", "d" });
assert.same({"a", "b", "c", "d"}, a + b);
end);
end);
describe("equality", function ()
it("works", function ()
local a1 = array({ "a", "b" });
local a2 = array({ "a", "b" });
local b = array({ "c", "d" });
assert.truthy(a1 == a2);
assert.falsy(a1 == b);
assert.falsy(a1 == { "a", "b" }, "Behavior of metatables changed in Lua 5.3");
end);
end);
describe("division", function ()
it("works", function ()
local a = array({ "a", "b", "c" });
local b = a / function (i) if i ~= "b" then return i .. "x" end end;
assert.same({ "ax", "cx" }, b);
end);
end);
end);
end);
describe("methods", function ()
describe("map", function ()
it("works", function ()
local a = array({ "a", "b", "c" });
local b = a:map(string.upper);
assert.same({ "A", "B", "C" }, b);
end);
end);
describe("filter", function ()
it("works", function ()
local a = array({ "a", "b", "c" });
a:filter(function (i) return i ~= "b" end);
assert.same({ "a", "c" }, a);
end);
end);
describe("sort", function ()
it("works", function ()
local a = array({ 5, 4, 3, 1, 2, });
a:sort();
assert.same({ 1, 2, 3, 4, 5, }, a);
end);
end);
describe("unique", function ()
it("works", function ()
local a = array({ "a", "b", "c", "c", "a", "b" });
a:unique();
assert.same({ "a", "b", "c" }, a);
end);
end);
describe("pluck", function ()
it("works", function ()
local a = array({ { a = 1, b = -1 }, { a = 2, b = -2 }, });
a:pluck("a");
assert.same({ 1, 2 }, a);
end);
end);
describe("reverse", function ()
it("works", function ()
local a = array({ "a", "b", "c" });
a:reverse();
assert.same({ "c", "b", "a" }, a);
end);
end);
-- TODO :shuffle
describe("append", function ()
it("works", function ()
local a = array({ "a", "b", "c" });
a:append(array({ "d", "e", }));
assert.same({ "a", "b", "c", "d", "e" }, a);
end);
end);
describe("push", function ()
it("works", function ()
local a = array({ "a", "b", "c" });
a:push("d"):push("e");
assert.same({ "a", "b", "c", "d", "e" }, a);
end);
end);
describe("pop", function ()
it("works", function ()
local a = array({ "a", "b", "c" });
assert.equal("c", a:pop());
assert.same({ "a", "b", }, a);
end);
end);
describe("concat", function ()
it("works", function ()
local a = array({ "a", "b", "c" });
assert.equal("a,b,c", a:concat(","));
end);
end);
describe("length", function ()
it("works", function ()
local a = array({ "a", "b", "c" });
assert.equal(3, a:length());
end);
end);
describe("slice", function ()
it("works", function ()
local a = array({ "a", "b", "c" });
assert.equal(array.slice(a, 1, 2), array{ "a", "b" });
assert.equal(array.slice(a, 1, 3), array{ "a", "b", "c" });
assert.equal(array.slice(a, 2, 3), array{ "b", "c" });
assert.equal(array.slice(a, 2), array{ "b", "c" });
assert.equal(array.slice(a, -4), array{ "a", "b", "c" });
assert.equal(array.slice(a, -3), array{ "a", "b", "c" });
assert.equal(array.slice(a, -2), array{ "b", "c" });
assert.equal(array.slice(a, -1), array{ "c" });
end);
it("can mutate", function ()
local a = array({ "a", "b", "c" });
assert.equal(a:slice(-1), array{"c"});
assert.equal(a, array{"c"});
end);
end);
end);
-- TODO The various array.foo(array ina, array outa) functions
end);