diff options
Diffstat (limited to 'WebKitTools/Scripts/webkitpy/common/system/executive_unittest.py')
| -rw-r--r-- | WebKitTools/Scripts/webkitpy/common/system/executive_unittest.py | 77 |
1 files changed, 53 insertions, 24 deletions
diff --git a/WebKitTools/Scripts/webkitpy/common/system/executive_unittest.py b/WebKitTools/Scripts/webkitpy/common/system/executive_unittest.py index 32f8f51..b8fd82e 100644 --- a/WebKitTools/Scripts/webkitpy/common/system/executive_unittest.py +++ b/WebKitTools/Scripts/webkitpy/common/system/executive_unittest.py @@ -27,12 +27,23 @@ # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +import os import signal import subprocess import sys import unittest from webkitpy.common.system.executive import Executive, run_command, ScriptError +from webkitpy.test import cat, echo + + +def never_ending_command(): + """Arguments for a command that will never end (useful for testing process + killing). It should be a process that is unlikely to already be running + because all instances will be killed.""" + if sys.platform == 'win32': + return ['wmic'] + return ['yes'] class ExecutiveTest(unittest.TestCase): @@ -46,46 +57,56 @@ class ExecutiveTest(unittest.TestCase): executive = Executive() self.assertRaises(AssertionError, executive.run_command, "echo") self.assertRaises(AssertionError, executive.run_command, u"echo") - executive.run_command(["echo", "foo"]) - executive.run_command(("echo", "foo")) + executive.run_command(echo.command_arguments('foo')) + executive.run_command(tuple(echo.command_arguments('foo'))) def test_run_command_with_unicode(self): """Validate that it is safe to pass unicode() objects to Executive.run* methods, and they will return unicode() objects by default unless decode_output=False""" + unicode_tor_input = u"WebKit \u2661 Tor Arne Vestb\u00F8!" + if sys.platform == 'win32': + encoding = 'mbcs' + else: + encoding = 'utf-8' + encoded_tor = unicode_tor_input.encode(encoding) + # On Windows, we expect the unicode->mbcs->unicode roundtrip to be + # lossy. On other platforms, we expect a lossless roundtrip. + if sys.platform == 'win32': + unicode_tor_output = encoded_tor.decode(encoding) + else: + unicode_tor_output = unicode_tor_input + executive = Executive() - unicode_tor = u"WebKit \u2661 Tor Arne Vestb\u00F8!" - utf8_tor = unicode_tor.encode("utf-8") - output = executive.run_command(["cat"], input=unicode_tor) - self.assertEquals(output, unicode_tor) + output = executive.run_command(cat.command_arguments(), input=unicode_tor_input) + self.assertEquals(output, unicode_tor_output) - output = executive.run_command(["echo", "-n", unicode_tor]) - self.assertEquals(output, unicode_tor) + output = executive.run_command(echo.command_arguments("-n", unicode_tor_input)) + self.assertEquals(output, unicode_tor_output) - output = executive.run_command(["echo", "-n", unicode_tor], decode_output=False) - self.assertEquals(output, utf8_tor) + output = executive.run_command(echo.command_arguments("-n", unicode_tor_input), decode_output=False) + self.assertEquals(output, encoded_tor) # Make sure that str() input also works. - output = executive.run_command(["cat"], input=utf8_tor, decode_output=False) - self.assertEquals(output, utf8_tor) + output = executive.run_command(cat.command_arguments(), input=encoded_tor, decode_output=False) + self.assertEquals(output, encoded_tor) # FIXME: We should only have one run* method to test - output = executive.run_and_throw_if_fail(["echo", "-n", unicode_tor], quiet=True) - self.assertEquals(output, unicode_tor) + output = executive.run_and_throw_if_fail(echo.command_arguments("-n", unicode_tor_input), quiet=True) + self.assertEquals(output, unicode_tor_output) - output = executive.run_and_throw_if_fail(["echo", "-n", unicode_tor], quiet=True, decode_output=False) - self.assertEquals(output, utf8_tor) + output = executive.run_and_throw_if_fail(echo.command_arguments("-n", unicode_tor_input), quiet=True, decode_output=False) + self.assertEquals(output, encoded_tor) def test_kill_process(self): executive = Executive() - # We use "yes" because it loops forever. - process = subprocess.Popen(["yes"], stdout=subprocess.PIPE) + process = subprocess.Popen(never_ending_command(), stdout=subprocess.PIPE) self.assertEqual(process.poll(), None) # Process is running executive.kill_process(process.pid) # Note: Can't use a ternary since signal.SIGKILL is undefined for sys.platform == "win32" if sys.platform == "win32": - expected_exit_code = 0 # taskkill.exe results in exit(0) + expected_exit_code = 1 else: expected_exit_code = -signal.SIGKILL self.assertEqual(process.wait(), expected_exit_code) @@ -109,14 +130,22 @@ class ExecutiveTest(unittest.TestCase): def test_kill_all(self): executive = Executive() # We use "yes" because it loops forever. - process = subprocess.Popen(["yes"], stdout=subprocess.PIPE) + process = subprocess.Popen(never_ending_command(), stdout=subprocess.PIPE) self.assertEqual(process.poll(), None) # Process is running - executive.kill_all("yes") + executive.kill_all(never_ending_command()[0]) # Note: Can't use a ternary since signal.SIGTERM is undefined for sys.platform == "win32" - if sys.platform in ("win32", "cygwin"): - expected_exit_code = 0 # taskkill.exe results in exit(0) + if sys.platform == "cygwin": + expected_exit_code = 0 # os.kill results in exit(0) for this process. + elif sys.platform == "win32": + expected_exit_code = 1 else: expected_exit_code = -signal.SIGTERM self.assertEqual(process.wait(), expected_exit_code) # Killing again should fail silently. - executive.kill_all("yes") + executive.kill_all(never_ending_command()[0]) + + def test_check_running_pid(self): + executive = Executive() + self.assertTrue(executive.check_running_pid(os.getpid())) + # Maximum pid number on Linux is 32768 by default + self.assertFalse(executive.check_running_pid(100000)) |