File

spec/util_poll_spec.lua @ 13347:5fe8a8e16b27

util.poll: Rename things to clarify poll(2) limits With epoll(7), MAX_EVENTS controls how many events can be retrieved in one epoll_wait call, while with poll(2) this MAX_WATCHED controls how many sockets or other FDs can be watched at once.
author Kim Alvefur <zash@zash.se>
date Mon, 27 Nov 2023 08:19:52 +0100
parent 12400:728d1c1dc7db
line wrap: on
line source

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);