456 lines
16 KiB
Lua
456 lines
16 KiB
Lua
--- Tests for spawn
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local runner = require("_runner")
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local spawn = require("awful.spawn")
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local lua_executable = os.getenv("LUA")
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if lua_executable == nil or lua_executable == "" then
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lua_executable = "lua"
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end
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local spawns_done = 0
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local async_spawns_done = 0
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local io_spawns_done = 0
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local exit_yay, exit_snd = nil, nil
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-- * Using spawn with array is already covered by the test client.
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-- * spawn with startup notification is covered by test-spawn-snid.lua
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local tiny_client = function(class)
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return { lua_executable, "-e", [[
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local lgi = require 'lgi'
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local Gtk = lgi.require('Gtk', '3.0')
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local class = ']]..class..[['
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Gtk.init()
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window = Gtk.Window {
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default_width = 100,
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default_height = 100,
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title = 'title',
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}
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window:set_wmclass(class, class)
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local app = Gtk.Application {}
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function app:on_activate()
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window.application = self
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window:show_all()
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end
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app:run {''}
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]]}
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end
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local steps = {
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function()
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-- Test various error conditions. There are quite a number of them...
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local error_message
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error_message = spawn("this_does_not_exist_and_should_fail")
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assert(string.find(error_message, 'No such file or directory'), error_message)
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error_message = spawn({"this_does_not_exist_and_should_fail"})
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assert(string.find(error_message, 'No such file or directory'), error_message)
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error_message = spawn("foo '")
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assert(string.find(error_message, 'parse error: Text ended before matching quote was found'), error_message)
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error_message = spawn()
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assert(string.find(error_message, 'No command to execute'), error_message)
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error_message = spawn(" ")
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assert(string.find(error_message, 'Text was empty'), error_message)
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error_message = spawn("")
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assert(string.find(error_message, 'No command to execute'), error_message)
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error_message = spawn{}
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assert(string.find(error_message, 'There is nothing to execute'), error_message)
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return true
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end,
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function(count)
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if count == 1 then
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spawn.easy_async("echo yay", function(stdout)
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if stdout:match("yay") then
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async_spawns_done = async_spawns_done + 1
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end
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end)
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spawn.easy_async_with_shell("true && echo yay", function(stdout)
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if stdout:match("yay") then
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async_spawns_done = async_spawns_done + 1
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end
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end)
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local steps_yay = 0
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spawn.with_line_callback("echo yay", {
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stdout = function(line)
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assert(line == "yay", "line == '" .. tostring(line) .. "'")
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assert(steps_yay == 0)
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steps_yay = steps_yay + 1
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end,
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output_done = function()
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assert(steps_yay == 1)
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steps_yay = steps_yay + 1
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spawns_done = spawns_done + 1
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end,
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exit = function(reason, code)
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assert(reason == "exit")
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assert(exit_yay == nil)
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assert(code == 0)
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exit_yay = code
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end
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})
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-- Test that setting env vars works and that the env is cleared
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local read_line = false
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local pid, _, _, stdout = awesome.spawn({ "sh", "-c", "echo $AWESOME_SPAWN_TEST_VAR $HOME $USER" },
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false, false, true, false, nil, { "AWESOME_SPAWN_TEST_VAR=42" })
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assert(type(pid) ~= "string", pid)
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spawn.read_lines(require("lgi").Gio.UnixInputStream.new(stdout, true),
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function(line)
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assert(not read_line)
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read_line = true
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assert(line == "42", line)
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spawns_done = spawns_done + 1
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end, nil, true)
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-- Test error in parse_table_array.
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pid = awesome.spawn({"true"}, false, false, true, false, nil, { 0 })
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assert(pid == 'spawn: environment parse error: Non-string argument at table index 1', pid)
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-- Test error in parse_command.
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pid = awesome.spawn({0}, false, false, true, false, nil, {})
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assert(pid == 'spawn: parse error: Non-string argument at table index 1', pid)
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local steps_count = 0
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local err_count = 0
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spawn.with_line_callback({ "sh", "-c", "printf line1\\\\nline2\\\\nline3 ; echo err >&2 ; exit 42" }, {
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stdout = function(line)
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assert(steps_count < 3)
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steps_count = steps_count + 1
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assert(line == "line" .. steps_count, "line == '" .. tostring(line) .. "'")
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end,
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stderr = function(line)
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assert(err_count == 0)
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err_count = err_count + 1
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assert(line == "err", "line == '" .. tostring(line) .. "'")
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end,
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output_done = function()
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assert(steps_count == 3)
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assert(err_count == 1)
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steps_count = steps_count + 1
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spawns_done = spawns_done + 1
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end,
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exit = function(reason, code)
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assert(reason == "exit")
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assert(exit_snd == nil)
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assert(code == 42)
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exit_snd = code
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end
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})
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spawn.once(tiny_client("client1"), {tag=screen[1].tags[2]})
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end
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if spawns_done == 3 then
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assert(exit_yay == 0)
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assert(exit_snd == 42)
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assert(async_spawns_done == 2)
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return true
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end
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end,
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-- Test inheriting stdio
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function(count)
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if count == 1 then
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do -- Test that DEV_NULL works and doesn't return a fd
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local read_line = false
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local pid, _, _, stdout, stderr = awesome.spawn({ 'readlink', '/proc/self/fd/2' },
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false, false, true, "DEV_NULL")
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assert(type(pid) ~= "string", pid)
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assert(stderr == nil)
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spawn.read_lines(require("lgi").Gio.UnixInputStream.new(stdout, true),
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function(line)
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assert(not read_line)
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read_line = true
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assert(line == "/dev/null", line)
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io_spawns_done = io_spawns_done + 1
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end, nil, true)
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end
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do -- Test that INHERIT works and doesn't return a fd
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-- Note: if this is /dev/null, this test is useless.
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local test_stdin = require('lgi').GLib.file_read_link('/proc/self/fd/0')
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local read_line = false
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local pid, _, stdin, stdout = awesome.spawn({ 'readlink', '/proc/self/fd/0' },
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false, "INHERIT", true, false)
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assert(type(pid) ~= "string", pid)
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assert(stdin == nil)
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spawn.read_lines(require("lgi").Gio.UnixInputStream.new(stdout, true),
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function(line)
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assert(not read_line)
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read_line = true
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assert(line == test_stdin, line)
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io_spawns_done = io_spawns_done + 1
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end, nil, true)
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end
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do -- Test that false doesn't return a pointer (behavior is untested - GLib defaults)
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local pid, _, stdin, stdout, stderr = awesome.spawn({"true"},
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false, false, false, false)
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assert(type(pid) ~= "string", pid)
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assert(stdin == nil)
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assert(stdout == nil)
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assert(stderr == nil)
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end
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do -- Test that true returns a pipe
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local read_line = false
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local pid, _, stdin, stdout, stderr = awesome.spawn({ 'readlink', '/proc/self/fd/0' },
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false, true, true, true)
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assert(type(pid) ~= "string", pid)
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assert(stdin ~= nil)
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assert(stdout ~= nil)
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assert(stderr ~= nil)
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spawn.read_lines(require("lgi").Gio.UnixInputStream.new(stdout, true),
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function(line)
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assert(not read_line)
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read_line = true
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assert(line:find("^pipe:%[[0-9]+%]$"), line)
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io_spawns_done = io_spawns_done + 1
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end, nil, true)
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end
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end
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if io_spawns_done == 3 then
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return true
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end
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end,
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-- Test spawn_once
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function()
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if #client.get() ~= 1 then return end
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assert(client.get()[1].class == "client1")
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assert(client.get()[1]:tags()[1] == screen[1].tags[2])
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spawn.once(tiny_client("client1"), {tag=screen[1].tags[2]})
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spawn.once(tiny_client("client1"), {tag=screen[1].tags[2]})
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return true
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end,
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function(count)
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-- Limit the odds of a race condition
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if count ~= 3 then return end
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assert(#client.get() == 1)
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assert(client.get()[1].class == "client1")
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client.get()[1]:kill()
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return true
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end,
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-- Test single_instance
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function()
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if #client.get() ~= 0 then return end
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-- This should do nothing
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spawn.once(tiny_client("client1"), {tag=screen[1].tags[2]})
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spawn.single_instance(tiny_client("client2"), {tag=screen[1].tags[3]})
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return true
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end,
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-- Test that no extra clients are created
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function()
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if #client.get() ~= 1 then return end
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assert(client.get()[1].class == "client2")
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assert(client.get()[1]:tags()[1] == screen[1].tags[3])
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-- This should do nothing
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spawn.single_instance(tiny_client("client2"), {tag=screen[1].tags[3]})
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spawn.single_instance(tiny_client("client2"), {tag=screen[1].tags[3]})
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return true
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end,
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function()
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if #client.get() ~= 1 then return end
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assert(client.get()[1].class == "client2")
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assert(client.get()[1]:tags()[1] == screen[1].tags[3])
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client.get()[1]:kill()
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return true
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end,
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-- Test that new instances can be spawned
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function()
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if #client.get() ~= 0 then return end
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spawn.single_instance(tiny_client("client2"), {tag=screen[1].tags[3]})
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return true
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end,
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-- Test raise_or_spawn
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function()
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if #client.get() ~= 1 then return end
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assert(client.get()[1].class == "client2")
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assert(client.get()[1]:tags()[1] == screen[1].tags[3])
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client.get()[1]:kill()
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assert(not spawn.raise_or_spawn(tiny_client("client3"), {
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tag=screen[1].tags[3], foo = "baz"
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}))
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return true
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end,
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-- Add more clients to test the focus
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function()
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if #client.get() ~= 1 or client.get()[1].class ~= "client3" then return end
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-- In another iteration to make sure client4 has no focus
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spawn(tiny_client("client4"), {tag = screen[1].tags[4], foo = "bar"})
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spawn(tiny_client("client4"), {tag = screen[1].tags[4], foo = "bar"})
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spawn(tiny_client("client4"), {
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tag = screen[1].tags[4], switch_to_tags= true, focus = true, foo = "bar"
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})
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return true
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end,
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function()
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if #client.get() ~= 4 then return end
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local by_class = {}
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for _, c in ipairs(client.get()) do
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by_class[c.class] = by_class[c.class] and (by_class[c.class] + 1) or 1
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if c.class == "client4" then
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assert(#c:tags() == 1)
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assert(c.foo == "bar")
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assert(c:tags()[1] == screen[1].tags[4])
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elseif c.class == "client3" then
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assert(c.foo == "baz")
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assert(c:tags()[1] == screen[1].tags[3])
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end
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end
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assert(by_class.client3 == 1)
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assert(by_class.client4 == 3)
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assert(screen[1].tags[3].selected == false)
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assert(screen[1].tags[4].selected == true )
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assert(screen[1].tags[4].selected == true)
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assert(spawn.raise_or_spawn(tiny_client("client3"), {tag=screen[1].tags[3], foo = "baz"}))
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return true
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end,
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-- Test that the client can be raised
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function()
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if #client.get() ~= 4 then return false end
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assert(client.focus.class == "client3")
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assert(screen[1].tags[3].selected == true)
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assert(screen[1].tags[4].selected == false)
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for _, c in ipairs(client.get()) do
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if c.class == "client4" then
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c:tags()[1]:view_only()
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client.focus = c
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break
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end
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end
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assert(screen[1].tags[3].selected == false)
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assert(screen[1].tags[4].selected == true )
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for _, c in ipairs(client.get()) do
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if c.class == "client3" then
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c:kill()
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end
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end
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return true
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end,
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-- Test that a new instance can be spawned
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function()
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if #client.get() ~= 3 then return end
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spawn.raise_or_spawn(tiny_client("client3"), {tag=screen[1].tags[3]})
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return true
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end,
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function()
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if #client.get() ~= 4 then return end
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-- Cleanup
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for _, c in ipairs(client.get()) do
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c:kill()
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end
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return true
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end,
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-- Test the matcher
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function()
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-- pre spawn client
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if #client.get() ~= 0 then return end
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spawn(tiny_client("client1"))
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return true
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end,
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function()
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-- test matcher
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if #client.get() ~= 1 then return end
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local matcher = function(c)
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return c.class == "client1" or c.class == "client2"
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end
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-- This should do nothing
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spawn.once(tiny_client("client2"), {tag=screen[1].tags[5]}, matcher)
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spawn.single_instance(tiny_client("client2"), {tag=screen[1].tags[5]}, matcher)
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return true
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end,
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function()
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-- clean up
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if #client.get() ~= 1 then return end
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client.get()[1]:kill()
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return true
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end,
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-- Test rules works with matcher if client doesn't support startup id
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-- Can this test be performed using '_client' module without external 'xterm' application?
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function()
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if #client.get() ~= 0 then return end
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spawn.single_instance("xterm", {tag=screen[1].tags[5]}, function(c)
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return c.class == "XTerm"
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end)
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return true
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end,
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function()
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if #client.get() ~= 1 then return end
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assert(client.get()[1]:tags()[1] == screen[1].tags[5])
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client.get()[1]:kill()
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return true
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end,
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-- Test that rules are optional
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function()
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if #client.get() ~= 0 then return end
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spawn.single_instance(tiny_client("client4"))
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spawn.once(tiny_client("client5"))
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return true
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end,
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function()
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if #client.get() ~= 2 then return end
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return true
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end,
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}
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runner.run_steps(steps)
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-- vim: filetype=lua:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:textwidth=80
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