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# Copyright (C) 2010 Google Inc. All rights reserved.
# Copyright (C) 2009 Daniel Bates (dbates@intudata.com). All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (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 signal
import subprocess
import sys
import unittest
from webkitpy.common.system.executive import Executive, run_command, ScriptError
class ExecutiveTest(unittest.TestCase):
def test_run_command_with_bad_command(self):
def run_bad_command():
run_command(["foo_bar_command_blah"], error_handler=Executive.ignore_error, return_exit_code=True)
self.failUnlessRaises(OSError, run_bad_command)
def test_run_command_args_type(self):
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"))
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"""
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(["echo", "-n", unicode_tor])
self.assertEquals(output, unicode_tor)
output = executive.run_command(["echo", "-n", unicode_tor], decode_output=False)
self.assertEquals(output, utf8_tor)
# Make sure that str() input also works.
output = executive.run_command(["cat"], input=utf8_tor, decode_output=False)
self.assertEquals(output, utf8_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", "-n", unicode_tor], quiet=True, decode_output=False)
self.assertEquals(output, utf8_tor)
def test_kill_process(self):
executive = Executive()
# We use "yes" because it loops forever.
process = subprocess.Popen(["yes"], 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)
else:
expected_exit_code = -signal.SIGKILL
self.assertEqual(process.wait(), expected_exit_code)
# Killing again should fail silently.
executive.kill_process(process.pid)
def _assert_windows_image_name(self, name, expected_windows_name):
executive = Executive()
windows_name = executive._windows_image_name(name)
self.assertEqual(windows_name, expected_windows_name)
def test_windows_image_name(self):
self._assert_windows_image_name("foo", "foo.exe")
self._assert_windows_image_name("foo.exe", "foo.exe")
self._assert_windows_image_name("foo.com", "foo.com")
# If the name looks like an extension, even if it isn't
# supposed to, we have no choice but to return the original name.
self._assert_windows_image_name("foo.baz", "foo.baz")
self._assert_windows_image_name("foo.baz.exe", "foo.baz.exe")
def test_kill_all(self):
executive = Executive()
# We use "yes" because it loops forever.
process = subprocess.Popen(["yes"], stdout=subprocess.PIPE)
self.assertEqual(process.poll(), None) # Process is running
executive.kill_all("yes")
# 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)
else:
expected_exit_code = -signal.SIGTERM
self.assertEqual(process.wait(), expected_exit_code)
# Killing again should fail silently.
executive.kill_all("yes")
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