describe("util.poll", function()

	local poll;

	setup(function()

		poll = require "util.poll";

	end);

	it("loads", function()

		assert.is_table(poll);

		assert.is_function(poll.new);

		assert.is_string(poll.api);

	end);

	describe("new", function()

		local p;

		setup(function()

			p = poll.new();

		end)

		it("times out", function ()

			local fd, err = p:wait(0);

			assert.falsy(fd);

			assert.equal("timeout", err);

		end);

		it("works", function()

			-- stdout should be writable, right?

			assert.truthy(p:add(1, false, true));

			local fd, r, w = p:wait(1);

			assert.is_number(fd);

			assert.is_boolean(r);

			assert.is_boolean(w);

			assert.equal(1, fd);

			assert.falsy(r);

			assert.truthy(w);

			assert.truthy(p:del(1));

		end);

	end)

end);