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1# Copyright 2012 the V8 project authors. All rights reserved.
2# Redistribution and use in source and binary forms, with or without
3# modification, are permitted provided that the following conditions are
4# met:
5#
6#     * Redistributions of source code must retain the above copyright
7#       notice, this list of conditions and the following disclaimer.
8#     * Redistributions in binary form must reproduce the above
9#       copyright notice, this list of conditions and the following
10#       disclaimer in the documentation and/or other materials provided
11#       with the distribution.
12#     * Neither the name of Google Inc. nor the names of its
13#       contributors may be used to endorse or promote products derived
14#       from this software without specific prior written permission.
15#
16# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28
29import signal
30import copy
31
32from ..local import utils
33
34
35class Output(object):
36
37  def __init__(self, exit_code=0, timed_out=False, stdout=None, stderr=None,
38               pid=None, duration=None):
39    self.exit_code = exit_code
40    self.timed_out = timed_out
41    self.stdout = stdout
42    self.stderr = stderr
43    self.pid = pid
44    self.duration = duration
45
46  def without_text(self):
47    """Returns copy of the output without stdout and stderr."""
48    other = copy.copy(self)
49    other.stdout = None
50    other.stderr = None
51    return other
52
53  def HasCrashed(self):
54    if utils.IsWindows():
55      return 0x80000000 & self.exit_code and not (0x3FFFFF00 & self.exit_code)
56    else:
57      # Timed out tests will have exit_code -signal.SIGTERM.
58      if self.timed_out:
59        return False
60      return (self.exit_code < 0 and
61              self.exit_code != -signal.SIGABRT)
62
63  def HasTimedOut(self):
64    return self.timed_out
65
66  def IsSuccess(self):
67    return not self.HasCrashed() and not self.HasTimedOut()
68
69  @property
70  def exit_code_string(self):
71    return "%d [%02X]" % (self.exit_code, self.exit_code & 0xffffffff)
72
73
74class _NullOutput(Output):
75  """Useful to signal that the binary has not been run."""
76  def __init__(self):
77    super(_NullOutput, self).__init__()
78
79
80# Default instance of the _NullOutput class above.
81NULL_OUTPUT = _NullOutput()
82