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#
# Permission is hereby granted, free of charge, to any person
# obtaining a copy of this software and associated documentation
# files (the "Software"), to deal in the Software without
# restriction, including without limitation the rights to use,
# copy, modify, merge, publish, distribute, sublicense, and/or
# sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following
# conditions:
#
# This permission notice shall be included in all copies or
# substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
# PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHOR(S) BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
# OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
import os
import subprocess
import shlex
import types
from core import Test, testBinDir, TestResult
#############################################################################
##### Platform global variables
#############################################################################
if 'PIGLIT_PLATFORM' in os.environ:
PIGLIT_PLATFORM = os.environ['PIGLIT_PLATFORM']
else:
PIGLIT_PLATFORM = ''
#############################################################################
##### ExecTest: A shared base class for tests that simply run an executable.
#############################################################################
class ExecTest(Test):
def __init__(self, command):
Test.__init__(self)
self.command = command
self.split_command = os.path.split(self.command[0])[1]
self.env = {}
if isinstance(self.command, basestring):
self.command = shlex.split(str(self.command))
self.skip_test = self.check_for_skip_scenario(command)
def interpretResult(self, out, returncode, results):
raise NotImplementedError
return out
def run(self, valgrind):
fullenv = os.environ.copy()
for e in self.env:
fullenv[e] = str(self.env[e])
if self.command is not None:
command = self.command
if valgrind:
command[:0] = ['valgrind', '--quiet', '--error-exitcode=1', '--tool=memcheck']
i = 0
while True:
if self.skip_test:
out = "PIGLIT: {'result': 'skip'}\n"
err = ""
returncode = None
else:
(out, err, returncode) = \
self.get_command_result(command, fullenv)
# https://bugzilla.gnome.org/show_bug.cgi?id=680214 is
# affecting many developers. If we catch it
# happening, try just re-running the test.
if out.find("Got spurious window resize") >= 0:
i = i + 1
if i >= 5:
break
else:
break
# proc.communicate() returns 8-bit strings, but we need
# unicode strings. In Python 2.x, this is because we
# will eventually be serializing the strings as JSON,
# and the JSON library expects unicode. In Python 3.x,
# this is because all string operations require
# unicode. So translate the strings into unicode,
# assuming they are using UTF-8 encoding.
#
# If the subprocess output wasn't properly UTF-8
# encoded, we don't want to raise an exception, so
# translate the strings using 'replace' mode, which
# replaces erroneous charcters with the Unicode
# "replacement character" (a white question mark inside
# a black diamond).
out = out.decode('utf-8', 'replace')
err = err.decode('utf-8', 'replace')
results = TestResult()
if self.skip_test:
results['result'] = 'skip'
else:
results['result'] = 'fail'
out = self.interpretResult(out, returncode, results)
crash_codes = [
# Unix: terminated by a signal
-5, # SIGTRAP
-6, # SIGABRT
-8, # SIGFPE (Floating point exception)
-10, # SIGUSR1
-11, # SIGSEGV (Segmentation fault)
# Windows:
# EXCEPTION_ACCESS_VIOLATION (0xc0000005):
-1073741819,
# EXCEPTION_INT_DIVIDE_BY_ZERO (0xc0000094):
-1073741676
]
if returncode in crash_codes:
results['result'] = 'crash'
elif returncode != 0:
results['note'] = 'Returncode was {0}'.format(returncode)
if valgrind:
# If the underlying test failed, simply report
# 'skip' for this valgrind test.
if results['result'] != 'pass':
results['result'] = 'skip'
elif returncode == 0:
# Test passes and is valgrind clean.
results['result'] = 'pass'
else:
# Test passed but has valgrind errors.
results['result'] = 'fail'
env = ''
for key in self.env:
env = env + key + '="' + self.env[key] + '" '
if env:
results['environment'] = env
results['info'] = "Returncode: {0}\n\nErrors:\n{1}\n\nOutput:\n{2}".format(returncode, err, out)
results['returncode'] = returncode
results['command'] = ' '.join(self.command)
self.handleErr(results, err)
else:
results = TestResult()
if 'result' not in results:
results['result'] = 'skip'
return results
def check_for_skip_scenario(self, command):
global PIGLIT_PLATFORM
if PIGLIT_PLATFORM == 'gbm':
if 'glean' == self.split_command:
return True
if self.split_command.startswith('glx-'):
return True
return False
def get_command_result(self, command, fullenv):
try:
proc = subprocess.Popen(
command,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
env=fullenv,
universal_newlines=True
)
out, err = proc.communicate()
returncode = proc.returncode
except OSError as e:
# Different sets of tests get built under
# different build configurations. If
# a developer chooses to not build a test,
# Piglit should not report that test as having
# failed.
if e.strerror == "No such file or directory":
out = "PIGLIT: {'result': 'skip'}\n" \
+ "Test executable not found.\n"
err = ""
returncode = None
else:
raise e
return out, err, returncode
#############################################################################
##### PlainExecTest: Run a "native" piglit test executable
##### Expect one line prefixed PIGLIT: in the output, which contains a
##### result dictionary. The plain output is appended to this dictionary
#############################################################################
class PlainExecTest(ExecTest):
def __init__(self, command):
ExecTest.__init__(self, command)
# Prepend testBinDir to the path.
self.command[0] = testBinDir + self.command[0]
def interpretResult(self, out, returncode, results):
outlines = out.split('\n')
outpiglit = map(lambda s: s[7:], filter(lambda s: s.startswith('PIGLIT:'), outlines))
if len(outpiglit) > 0:
try:
results.update(eval(''.join(outpiglit), {}))
out = '\n'.join(filter(lambda s: not s.startswith('PIGLIT:'), outlines))
except:
results['result'] = 'fail'
results['note'] = 'Failed to parse result string'
if 'result' not in results:
results['result'] = 'fail'
return out
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