diff options
author | cinap_lenrek <cinap_lenrek@localhost> | 2011-05-04 05:41:33 +0000 |
---|---|---|
committer | cinap_lenrek <cinap_lenrek@localhost> | 2011-05-04 05:41:33 +0000 |
commit | b8436b026a90291ba26afa4f7a2700720b03339f (patch) | |
tree | 3098aede87640c80567ecb31022e0404a8b5ec75 /sys/lib/python/test/test_subprocess.py | |
parent | 6c1b42188259a6f1636cd15a9570b18af03e2dbb (diff) |
remove python test cases
Diffstat (limited to 'sys/lib/python/test/test_subprocess.py')
-rw-r--r-- | sys/lib/python/test/test_subprocess.py | 653 |
1 files changed, 0 insertions, 653 deletions
diff --git a/sys/lib/python/test/test_subprocess.py b/sys/lib/python/test/test_subprocess.py deleted file mode 100644 index c2db6fab2..000000000 --- a/sys/lib/python/test/test_subprocess.py +++ /dev/null @@ -1,653 +0,0 @@ -import unittest -from test import test_support -import subprocess -import sys -import signal -import os -import tempfile -import time -import re - -mswindows = (sys.platform == "win32") - -# -# Depends on the following external programs: Python -# - -if mswindows: - SETBINARY = ('import msvcrt; msvcrt.setmode(sys.stdout.fileno(), ' - 'os.O_BINARY);') -else: - SETBINARY = '' - -# In a debug build, stuff like "[6580 refs]" is printed to stderr at -# shutdown time. That frustrates tests trying to check stderr produced -# from a spawned Python process. -def remove_stderr_debug_decorations(stderr): - return re.sub(r"\[\d+ refs\]\r?\n?$", "", stderr) - -class ProcessTestCase(unittest.TestCase): - def setUp(self): - # Try to minimize the number of children we have so this test - # doesn't crash on some buildbots (Alphas in particular). - if hasattr(test_support, "reap_children"): - test_support.reap_children() - - def tearDown(self): - # Try to minimize the number of children we have so this test - # doesn't crash on some buildbots (Alphas in particular). - if hasattr(test_support, "reap_children"): - test_support.reap_children() - - def mkstemp(self): - """wrapper for mkstemp, calling mktemp if mkstemp is not available""" - if hasattr(tempfile, "mkstemp"): - return tempfile.mkstemp() - else: - fname = tempfile.mktemp() - return os.open(fname, os.O_RDWR|os.O_CREAT), fname - - # - # Generic tests - # - def test_call_seq(self): - # call() function with sequence argument - rc = subprocess.call([sys.executable, "-c", - "import sys; sys.exit(47)"]) - self.assertEqual(rc, 47) - - def test_check_call_zero(self): - # check_call() function with zero return code - rc = subprocess.check_call([sys.executable, "-c", - "import sys; sys.exit(0)"]) - self.assertEqual(rc, 0) - - def test_check_call_nonzero(self): - # check_call() function with non-zero return code - try: - subprocess.check_call([sys.executable, "-c", - "import sys; sys.exit(47)"]) - except subprocess.CalledProcessError, e: - self.assertEqual(e.returncode, 47) - else: - self.fail("Expected CalledProcessError") - - def test_call_kwargs(self): - # call() function with keyword args - newenv = os.environ.copy() - newenv["FRUIT"] = "banana" - rc = subprocess.call([sys.executable, "-c", - 'import sys, os;' \ - 'sys.exit(os.getenv("FRUIT")=="banana")'], - env=newenv) - self.assertEqual(rc, 1) - - def test_stdin_none(self): - # .stdin is None when not redirected - p = subprocess.Popen([sys.executable, "-c", 'print "banana"'], - stdout=subprocess.PIPE, stderr=subprocess.PIPE) - p.wait() - self.assertEqual(p.stdin, None) - - def test_stdout_none(self): - # .stdout is None when not redirected - p = subprocess.Popen([sys.executable, "-c", - 'print " this bit of output is from a ' - 'test of stdout in a different ' - 'process ..."'], - stdin=subprocess.PIPE, stderr=subprocess.PIPE) - p.wait() - self.assertEqual(p.stdout, None) - - def test_stderr_none(self): - # .stderr is None when not redirected - p = subprocess.Popen([sys.executable, "-c", 'print "banana"'], - stdin=subprocess.PIPE, stdout=subprocess.PIPE) - p.wait() - self.assertEqual(p.stderr, None) - - def test_executable(self): - p = subprocess.Popen(["somethingyoudonthave", - "-c", "import sys; sys.exit(47)"], - executable=sys.executable) - p.wait() - self.assertEqual(p.returncode, 47) - - def test_stdin_pipe(self): - # stdin redirection - p = subprocess.Popen([sys.executable, "-c", - 'import sys; sys.exit(sys.stdin.read() == "pear")'], - stdin=subprocess.PIPE) - p.stdin.write("pear") - p.stdin.close() - p.wait() - self.assertEqual(p.returncode, 1) - - def test_stdin_filedes(self): - # stdin is set to open file descriptor - tf = tempfile.TemporaryFile() - d = tf.fileno() - os.write(d, "pear") - os.lseek(d, 0, 0) - p = subprocess.Popen([sys.executable, "-c", - 'import sys; sys.exit(sys.stdin.read() == "pear")'], - stdin=d) - p.wait() - self.assertEqual(p.returncode, 1) - - def test_stdin_fileobj(self): - # stdin is set to open file object - tf = tempfile.TemporaryFile() - tf.write("pear") - tf.seek(0) - p = subprocess.Popen([sys.executable, "-c", - 'import sys; sys.exit(sys.stdin.read() == "pear")'], - stdin=tf) - p.wait() - self.assertEqual(p.returncode, 1) - - def test_stdout_pipe(self): - # stdout redirection - p = subprocess.Popen([sys.executable, "-c", - 'import sys; sys.stdout.write("orange")'], - stdout=subprocess.PIPE) - self.assertEqual(p.stdout.read(), "orange") - - def test_stdout_filedes(self): - # stdout is set to open file descriptor - tf = tempfile.TemporaryFile() - d = tf.fileno() - p = subprocess.Popen([sys.executable, "-c", - 'import sys; sys.stdout.write("orange")'], - stdout=d) - p.wait() - os.lseek(d, 0, 0) - self.assertEqual(os.read(d, 1024), "orange") - - def test_stdout_fileobj(self): - # stdout is set to open file object - tf = tempfile.TemporaryFile() - p = subprocess.Popen([sys.executable, "-c", - 'import sys; sys.stdout.write("orange")'], - stdout=tf) - p.wait() - tf.seek(0) - self.assertEqual(tf.read(), "orange") - - def test_stderr_pipe(self): - # stderr redirection - p = subprocess.Popen([sys.executable, "-c", - 'import sys; sys.stderr.write("strawberry")'], - stderr=subprocess.PIPE) - self.assertEqual(remove_stderr_debug_decorations(p.stderr.read()), - "strawberry") - - def test_stderr_filedes(self): - # stderr is set to open file descriptor - tf = tempfile.TemporaryFile() - d = tf.fileno() - p = subprocess.Popen([sys.executable, "-c", - 'import sys; sys.stderr.write("strawberry")'], - stderr=d) - p.wait() - os.lseek(d, 0, 0) - self.assertEqual(remove_stderr_debug_decorations(os.read(d, 1024)), - "strawberry") - - def test_stderr_fileobj(self): - # stderr is set to open file object - tf = tempfile.TemporaryFile() - p = subprocess.Popen([sys.executable, "-c", - 'import sys; sys.stderr.write("strawberry")'], - stderr=tf) - p.wait() - tf.seek(0) - self.assertEqual(remove_stderr_debug_decorations(tf.read()), - "strawberry") - - def test_stdout_stderr_pipe(self): - # capture stdout and stderr to the same pipe - p = subprocess.Popen([sys.executable, "-c", - 'import sys;' \ - 'sys.stdout.write("apple");' \ - 'sys.stdout.flush();' \ - 'sys.stderr.write("orange")'], - stdout=subprocess.PIPE, - stderr=subprocess.STDOUT) - output = p.stdout.read() - stripped = remove_stderr_debug_decorations(output) - self.assertEqual(stripped, "appleorange") - - def test_stdout_stderr_file(self): - # capture stdout and stderr to the same open file - tf = tempfile.TemporaryFile() - p = subprocess.Popen([sys.executable, "-c", - 'import sys;' \ - 'sys.stdout.write("apple");' \ - 'sys.stdout.flush();' \ - 'sys.stderr.write("orange")'], - stdout=tf, - stderr=tf) - p.wait() - tf.seek(0) - output = tf.read() - stripped = remove_stderr_debug_decorations(output) - self.assertEqual(stripped, "appleorange") - - def test_stdout_filedes_of_stdout(self): - # stdout is set to 1 (#1531862). - cmd = r"import sys, os; sys.exit(os.write(sys.stdout.fileno(), '.\n'))" - rc = subprocess.call([sys.executable, "-c", cmd], stdout=1) - self.assertEquals(rc, 2) - - def test_cwd(self): - tmpdir = os.getenv("TEMP", "/tmp") - # We cannot use os.path.realpath to canonicalize the path, - # since it doesn't expand Tru64 {memb} strings. See bug 1063571. - cwd = os.getcwd() - os.chdir(tmpdir) - tmpdir = os.getcwd() - os.chdir(cwd) - p = subprocess.Popen([sys.executable, "-c", - 'import sys,os;' \ - 'sys.stdout.write(os.getcwd())'], - stdout=subprocess.PIPE, - cwd=tmpdir) - normcase = os.path.normcase - self.assertEqual(normcase(p.stdout.read()), normcase(tmpdir)) - - def test_env(self): - newenv = os.environ.copy() - newenv["FRUIT"] = "orange" - p = subprocess.Popen([sys.executable, "-c", - 'import sys,os;' \ - 'sys.stdout.write(os.getenv("FRUIT"))'], - stdout=subprocess.PIPE, - env=newenv) - self.assertEqual(p.stdout.read(), "orange") - - def test_communicate_stdin(self): - p = subprocess.Popen([sys.executable, "-c", - 'import sys; sys.exit(sys.stdin.read() == "pear")'], - stdin=subprocess.PIPE) - p.communicate("pear") - self.assertEqual(p.returncode, 1) - - def test_communicate_stdout(self): - p = subprocess.Popen([sys.executable, "-c", - 'import sys; sys.stdout.write("pineapple")'], - stdout=subprocess.PIPE) - (stdout, stderr) = p.communicate() - self.assertEqual(stdout, "pineapple") - self.assertEqual(stderr, None) - - def test_communicate_stderr(self): - p = subprocess.Popen([sys.executable, "-c", - 'import sys; sys.stderr.write("pineapple")'], - stderr=subprocess.PIPE) - (stdout, stderr) = p.communicate() - self.assertEqual(stdout, None) - # When running with a pydebug build, the # of references is outputted - # to stderr, so just check if stderr at least started with "pinapple" - self.assert_(stderr.startswith("pineapple")) - - def test_communicate(self): - p = subprocess.Popen([sys.executable, "-c", - 'import sys,os;' \ - 'sys.stderr.write("pineapple");' \ - 'sys.stdout.write(sys.stdin.read())'], - stdin=subprocess.PIPE, - stdout=subprocess.PIPE, - stderr=subprocess.PIPE) - (stdout, stderr) = p.communicate("banana") - self.assertEqual(stdout, "banana") - self.assertEqual(remove_stderr_debug_decorations(stderr), - "pineapple") - - def test_communicate_returns(self): - # communicate() should return None if no redirection is active - p = subprocess.Popen([sys.executable, "-c", - "import sys; sys.exit(47)"]) - (stdout, stderr) = p.communicate() - self.assertEqual(stdout, None) - self.assertEqual(stderr, None) - - def test_communicate_pipe_buf(self): - # communicate() with writes larger than pipe_buf - # This test will probably deadlock rather than fail, if - # communicate() does not work properly. - x, y = os.pipe() - if mswindows: - pipe_buf = 512 - else: - pipe_buf = os.fpathconf(x, "PC_PIPE_BUF") - os.close(x) - os.close(y) - p = subprocess.Popen([sys.executable, "-c", - 'import sys,os;' - 'sys.stdout.write(sys.stdin.read(47));' \ - 'sys.stderr.write("xyz"*%d);' \ - 'sys.stdout.write(sys.stdin.read())' % pipe_buf], - stdin=subprocess.PIPE, - stdout=subprocess.PIPE, - stderr=subprocess.PIPE) - string_to_write = "abc"*pipe_buf - (stdout, stderr) = p.communicate(string_to_write) - self.assertEqual(stdout, string_to_write) - - def test_writes_before_communicate(self): - # stdin.write before communicate() - p = subprocess.Popen([sys.executable, "-c", - 'import sys,os;' \ - 'sys.stdout.write(sys.stdin.read())'], - stdin=subprocess.PIPE, - stdout=subprocess.PIPE, - stderr=subprocess.PIPE) - p.stdin.write("banana") - (stdout, stderr) = p.communicate("split") - self.assertEqual(stdout, "bananasplit") - self.assertEqual(remove_stderr_debug_decorations(stderr), "") - - def test_universal_newlines(self): - p = subprocess.Popen([sys.executable, "-c", - 'import sys,os;' + SETBINARY + - 'sys.stdout.write("line1\\n");' - 'sys.stdout.flush();' - 'sys.stdout.write("line2\\r");' - 'sys.stdout.flush();' - 'sys.stdout.write("line3\\r\\n");' - 'sys.stdout.flush();' - 'sys.stdout.write("line4\\r");' - 'sys.stdout.flush();' - 'sys.stdout.write("\\nline5");' - 'sys.stdout.flush();' - 'sys.stdout.write("\\nline6");'], - stdout=subprocess.PIPE, - universal_newlines=1) - stdout = p.stdout.read() - if hasattr(file, 'newlines'): - # Interpreter with universal newline support - self.assertEqual(stdout, - "line1\nline2\nline3\nline4\nline5\nline6") - else: - # Interpreter without universal newline support - self.assertEqual(stdout, - "line1\nline2\rline3\r\nline4\r\nline5\nline6") - - def test_universal_newlines_communicate(self): - # universal newlines through communicate() - p = subprocess.Popen([sys.executable, "-c", - 'import sys,os;' + SETBINARY + - 'sys.stdout.write("line1\\n");' - 'sys.stdout.flush();' - 'sys.stdout.write("line2\\r");' - 'sys.stdout.flush();' - 'sys.stdout.write("line3\\r\\n");' - 'sys.stdout.flush();' - 'sys.stdout.write("line4\\r");' - 'sys.stdout.flush();' - 'sys.stdout.write("\\nline5");' - 'sys.stdout.flush();' - 'sys.stdout.write("\\nline6");'], - stdout=subprocess.PIPE, stderr=subprocess.PIPE, - universal_newlines=1) - (stdout, stderr) = p.communicate() - if hasattr(file, 'newlines'): - # Interpreter with universal newline support - self.assertEqual(stdout, - "line1\nline2\nline3\nline4\nline5\nline6") - else: - # Interpreter without universal newline support - self.assertEqual(stdout, "line1\nline2\rline3\r\nline4\r\nline5\nline6") - - def test_no_leaking(self): - # Make sure we leak no resources - if not hasattr(test_support, "is_resource_enabled") \ - or test_support.is_resource_enabled("subprocess") and not mswindows: - max_handles = 1026 # too much for most UNIX systems - else: - max_handles = 65 - for i in range(max_handles): - p = subprocess.Popen([sys.executable, "-c", - "import sys;sys.stdout.write(sys.stdin.read())"], - stdin=subprocess.PIPE, - stdout=subprocess.PIPE, - stderr=subprocess.PIPE) - data = p.communicate("lime")[0] - self.assertEqual(data, "lime") - - - def test_list2cmdline(self): - self.assertEqual(subprocess.list2cmdline(['a b c', 'd', 'e']), - '"a b c" d e') - self.assertEqual(subprocess.list2cmdline(['ab"c', '\\', 'd']), - 'ab\\"c \\ d') - self.assertEqual(subprocess.list2cmdline(['a\\\\\\b', 'de fg', 'h']), - 'a\\\\\\b "de fg" h') - self.assertEqual(subprocess.list2cmdline(['a\\"b', 'c', 'd']), - 'a\\\\\\"b c d') - self.assertEqual(subprocess.list2cmdline(['a\\\\b c', 'd', 'e']), - '"a\\\\b c" d e') - self.assertEqual(subprocess.list2cmdline(['a\\\\b\\ c', 'd', 'e']), - '"a\\\\b\\ c" d e') - self.assertEqual(subprocess.list2cmdline(['ab', '']), - 'ab ""') - - - def test_poll(self): - p = subprocess.Popen([sys.executable, - "-c", "import time; time.sleep(1)"]) - count = 0 - while p.poll() is None: - time.sleep(0.1) - count += 1 - # We expect that the poll loop probably went around about 10 times, - # but, based on system scheduling we can't control, it's possible - # poll() never returned None. It "should be" very rare that it - # didn't go around at least twice. - self.assert_(count >= 2) - # Subsequent invocations should just return the returncode - self.assertEqual(p.poll(), 0) - - - def test_wait(self): - p = subprocess.Popen([sys.executable, - "-c", "import time; time.sleep(2)"]) - self.assertEqual(p.wait(), 0) - # Subsequent invocations should just return the returncode - self.assertEqual(p.wait(), 0) - - - def test_invalid_bufsize(self): - # an invalid type of the bufsize argument should raise - # TypeError. - try: - subprocess.Popen([sys.executable, "-c", "pass"], "orange") - except TypeError: - pass - else: - self.fail("Expected TypeError") - - # - # POSIX tests - # - if not mswindows: - def test_exceptions(self): - # catched & re-raised exceptions - try: - p = subprocess.Popen([sys.executable, "-c", ""], - cwd="/this/path/does/not/exist") - except OSError, e: - # The attribute child_traceback should contain "os.chdir" - # somewhere. - self.assertNotEqual(e.child_traceback.find("os.chdir"), -1) - else: - self.fail("Expected OSError") - - def _suppress_core_files(self): - """Try to prevent core files from being created. - Returns previous ulimit if successful, else None. - """ - try: - import resource - old_limit = resource.getrlimit(resource.RLIMIT_CORE) - resource.setrlimit(resource.RLIMIT_CORE, (0,0)) - return old_limit - except (ImportError, ValueError, resource.error): - return None - - def _unsuppress_core_files(self, old_limit): - """Return core file behavior to default.""" - if old_limit is None: - return - try: - import resource - resource.setrlimit(resource.RLIMIT_CORE, old_limit) - except (ImportError, ValueError, resource.error): - return - - def test_run_abort(self): - # returncode handles signal termination - old_limit = self._suppress_core_files() - try: - p = subprocess.Popen([sys.executable, - "-c", "import os; os.abort()"]) - finally: - self._unsuppress_core_files(old_limit) - p.wait() - self.assertEqual(-p.returncode, signal.SIGABRT) - - def test_preexec(self): - # preexec function - p = subprocess.Popen([sys.executable, "-c", - 'import sys,os;' \ - 'sys.stdout.write(os.getenv("FRUIT"))'], - stdout=subprocess.PIPE, - preexec_fn=lambda: os.putenv("FRUIT", "apple")) - self.assertEqual(p.stdout.read(), "apple") - - def test_args_string(self): - # args is a string - f, fname = self.mkstemp() - os.write(f, "#!/bin/sh\n") - os.write(f, "exec %s -c 'import sys; sys.exit(47)'\n" % - sys.executable) - os.close(f) - os.chmod(fname, 0700) - p = subprocess.Popen(fname) - p.wait() - os.remove(fname) - self.assertEqual(p.returncode, 47) - - def test_invalid_args(self): - # invalid arguments should raise ValueError - self.assertRaises(ValueError, subprocess.call, - [sys.executable, - "-c", "import sys; sys.exit(47)"], - startupinfo=47) - self.assertRaises(ValueError, subprocess.call, - [sys.executable, - "-c", "import sys; sys.exit(47)"], - creationflags=47) - - def test_shell_sequence(self): - # Run command through the shell (sequence) - newenv = os.environ.copy() - newenv["FRUIT"] = "apple" - p = subprocess.Popen(["echo $FRUIT"], shell=1, - stdout=subprocess.PIPE, - env=newenv) - self.assertEqual(p.stdout.read().strip(), "apple") - - def test_shell_string(self): - # Run command through the shell (string) - newenv = os.environ.copy() - newenv["FRUIT"] = "apple" - p = subprocess.Popen("echo $FRUIT", shell=1, - stdout=subprocess.PIPE, - env=newenv) - self.assertEqual(p.stdout.read().strip(), "apple") - - def test_call_string(self): - # call() function with string argument on UNIX - f, fname = self.mkstemp() - os.write(f, "#!/bin/sh\n") - os.write(f, "exec %s -c 'import sys; sys.exit(47)'\n" % - sys.executable) - os.close(f) - os.chmod(fname, 0700) - rc = subprocess.call(fname) - os.remove(fname) - self.assertEqual(rc, 47) - - - # - # Windows tests - # - if mswindows: - def test_startupinfo(self): - # startupinfo argument - # We uses hardcoded constants, because we do not want to - # depend on win32all. - STARTF_USESHOWWINDOW = 1 - SW_MAXIMIZE = 3 - startupinfo = subprocess.STARTUPINFO() - startupinfo.dwFlags = STARTF_USESHOWWINDOW - startupinfo.wShowWindow = SW_MAXIMIZE - # Since Python is a console process, it won't be affected - # by wShowWindow, but the argument should be silently - # ignored - subprocess.call([sys.executable, "-c", "import sys; sys.exit(0)"], - startupinfo=startupinfo) - - def test_creationflags(self): - # creationflags argument - CREATE_NEW_CONSOLE = 16 - sys.stderr.write(" a DOS box should flash briefly ...\n") - subprocess.call(sys.executable + - ' -c "import time; time.sleep(0.25)"', - creationflags=CREATE_NEW_CONSOLE) - - def test_invalid_args(self): - # invalid arguments should raise ValueError - self.assertRaises(ValueError, subprocess.call, - [sys.executable, - "-c", "import sys; sys.exit(47)"], - preexec_fn=lambda: 1) - self.assertRaises(ValueError, subprocess.call, - [sys.executable, - "-c", "import sys; sys.exit(47)"], - close_fds=True) - - def test_shell_sequence(self): - # Run command through the shell (sequence) - newenv = os.environ.copy() - newenv["FRUIT"] = "physalis" - p = subprocess.Popen(["set"], shell=1, - stdout=subprocess.PIPE, - env=newenv) - self.assertNotEqual(p.stdout.read().find("physalis"), -1) - - def test_shell_string(self): - # Run command through the shell (string) - newenv = os.environ.copy() - newenv["FRUIT"] = "physalis" - p = subprocess.Popen("set", shell=1, - stdout=subprocess.PIPE, - env=newenv) - self.assertNotEqual(p.stdout.read().find("physalis"), -1) - - def test_call_string(self): - # call() function with string argument on Windows - rc = subprocess.call(sys.executable + - ' -c "import sys; sys.exit(47)"') - self.assertEqual(rc, 47) - - -def test_main(): - test_support.run_unittest(ProcessTestCase) - if hasattr(test_support, "reap_children"): - test_support.reap_children() - -if __name__ == "__main__": - test_main() |