describe("util.time", function ()

	local time;

	setup(function ()

		time = require "util.time";

	end);

	describe("now()", function ()

		it("exists", function ()

			assert.is_function(time.now);

		end);

		it("returns a number", function ()

			assert.is_number(time.now());

		end);

	end);

	describe("monotonic()", function ()

		it("exists", function ()

			assert.is_function(time.monotonic);

		end);

		it("returns a number", function ()

			assert.is_number(time.monotonic());

		end);

		it("time goes in one direction", function ()

			local a = time.monotonic();

			local b	= time.monotonic();

			assert.truthy(a <= b);

		end);

	end);

end);