local pubsub;

setup(function ()

	pubsub = require "util.pubsub";

end);

describe("util.pubsub", function ()

	describe("simple node creation and deletion", function ()

		-- Roughly a port of scansion/scripts/pubsub_createdelete.scs

		local service = pubsub.new();

		describe("#create", function ()

			it("creates a new node", function ()

				assert.truthy(service:create("princely_musings", true));

			end);

			it("fails to create the same node again", function ()

				assert.falsy(service:create("princely_musings", true));

			end);

		end);

		describe("#delete", function ()

			it("deletes the node", function ()

				assert.truthy(service:delete("princely_musings", true));

			end);

			it("can't delete an already deleted node", function ()

				assert.falsy(service:delete("princely_musings", true));

			end);

		end);

	end);

	describe("simple publishing", function ()

		local broadcaster = spy.new(function () end);

		local service = pubsub.new({

			broadcaster = broadcaster;

			capabilities = {

				none = {

					subscribe = true;

					be_subscribed = true;

				};

			}

		});

		it("creates a node", function ()

			assert.truthy(service:create("node", true));

		end);

		it("lets someone subscribe", function ()

			assert.truthy(service:add_subscription("node", true, "someone"));

		end);

		it("publishes an item", function ()

			assert.truthy(service:publish("node", true, "1", "item 1"));

		end);

		it("called the broadcaster", function ()

			assert.spy(broadcaster).was_called();

		end);

		it("should return one item", function ()

			local ok, ret = service:get_items("node", true);

			assert.truthy(ok);

			assert.same({ "1", ["1"] = "item 1" }, ret);

		end);

	end);

end);