98 lines
2.5 KiB
V
98 lines
2.5 KiB
V
// vtest retry: 3
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import os
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import time
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const (
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vexe = os.getenv('VEXE')
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vroot = os.dir(vexe)
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test_os_process = os.join_path(os.temp_dir(), 'v', 'test_os_process.exe')
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test_os_process_source = os.join_path(vroot, 'cmd/tools/test_os_process.v')
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)
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fn testsuite_begin() ? {
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os.rm(test_os_process) or {}
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if os.getenv('WINE_TEST_OS_PROCESS_EXE') != '' {
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// Make it easier to run the test under wine emulation, by just
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// prebuilding the executable with:
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// v -os windows -o x.exe cmd/tools/test_os_process.v
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// WINE_TEST_OS_PROCESS_EXE=x.exe ./v -os windows vlib/os/process_test.v
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os.cp(os.getenv('WINE_TEST_OS_PROCESS_EXE'), test_os_process) ?
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} else {
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os.system('${os.quoted_path(vexe)} -o ${os.quoted_path(test_os_process)} ${os.quoted_path(test_os_process_source)}')
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}
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assert os.exists(test_os_process)
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}
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fn test_getpid() {
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pid := os.getpid()
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eprintln('current pid: $pid')
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assert pid != 0
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}
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fn test_run() {
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mut p := os.new_process(test_os_process)
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p.set_args(['-timeout_ms', '150', '-period_ms', '50'])
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p.run()
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assert p.status == .running
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assert p.pid > 0
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assert p.pid != os.getpid()
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mut i := 0
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for {
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if !p.is_alive() {
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break
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}
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$if trace_process_output ? {
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os.system('ps -opid= -oppid= -ouser= -onice= -of= -ovsz= -orss= -otime= -oargs= -p $p.pid')
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}
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time.sleep(50 * time.millisecond)
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i++
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}
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p.wait()
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assert p.code == 0
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assert p.status == .exited
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//
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eprintln('polling iterations: $i')
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assert i < 50
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p.close()
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}
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fn test_wait() {
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mut p := os.new_process(test_os_process)
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assert p.status != .exited
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p.wait()
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assert p.status == .exited
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assert p.code == 0
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assert p.pid != os.getpid()
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p.close()
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}
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fn test_slurping_output() {
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mut p := os.new_process(test_os_process)
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p.set_args(['-timeout_ms', '500', '-period_ms', '50'])
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p.set_redirect_stdio()
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assert p.status != .exited
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p.wait()
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assert p.status == .exited
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assert p.code == 0
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output := p.stdout_slurp().trim_space()
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errors := p.stderr_slurp().trim_space()
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p.close()
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$if trace_process_output ? {
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eprintln('---------------------------')
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eprintln('p output: "$output"')
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eprintln('p errors: "$errors"')
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eprintln('---------------------------')
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}
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// dump(output)
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assert output.contains('stdout, 1')
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assert output.contains('stdout, 2')
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assert output.contains('stdout, 3')
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assert output.contains('stdout, 4')
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//
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// dump(errors)
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assert errors.contains('stderr, 1')
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assert errors.contains('stderr, 2')
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assert errors.contains('stderr, 3')
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assert errors.contains('stderr, 4')
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}
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