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      1 #!/usr/bin/env python
      2 #
      3 # Copyright 2006, Google Inc.
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     11 # notice, this list of conditions and the following disclaimer.
     12 #     * Redistributions in binary form must reproduce the above
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     30 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31 
     32 """Unit test for the gtest_xml_output module"""
     33 
     34 __author__ = 'eefacm (at] gmail.com (Sean Mcafee)'
     35 
     36 import datetime
     37 import errno
     38 import os
     39 import re
     40 import sys
     41 from xml.dom import minidom, Node
     42 
     43 import gtest_test_utils
     44 import gtest_xml_test_utils
     45 
     46 
     47 GTEST_LIST_TESTS_FLAG = '--gtest_list_tests'
     48 GTEST_OUTPUT_FLAG         = "--gtest_output"
     49 GTEST_DEFAULT_OUTPUT_FILE = "test_detail.xml"
     50 GTEST_PROGRAM_NAME = "gtest_xml_output_unittest_"
     51 
     52 SUPPORTS_STACK_TRACES = False
     53 
     54 if SUPPORTS_STACK_TRACES:
     55   STACK_TRACE_TEMPLATE = '\nStack trace:\n*'
     56 else:
     57   STACK_TRACE_TEMPLATE = ''
     58 
     59 EXPECTED_NON_EMPTY_XML = """<?xml version="1.0" encoding="UTF-8"?>
     60 <testsuites tests="23" failures="4" disabled="2" errors="0" time="*" timestamp="*" name="AllTests">
     61   <testsuite name="SuccessfulTest" tests="1" failures="0" disabled="0" errors="0" time="*">
     62     <testcase name="Succeeds" status="run" time="*" classname="SuccessfulTest"/>
     63   </testsuite>
     64   <testsuite name="FailedTest" tests="1" failures="1" disabled="0" errors="0" time="*">
     65     <testcase name="Fails" status="run" time="*" classname="FailedTest">
     66       <failure message="gtest_xml_output_unittest_.cc:*&#x0A;Value of: 2&#x0A;Expected: 1" type=""><![CDATA[gtest_xml_output_unittest_.cc:*
     67 Value of: 2
     68 Expected: 1%(stack)s]]></failure>
     69     </testcase>
     70   </testsuite>
     71   <testsuite name="MixedResultTest" tests="3" failures="1" disabled="1" errors="0" time="*">
     72     <testcase name="Succeeds" status="run" time="*" classname="MixedResultTest"/>
     73     <testcase name="Fails" status="run" time="*" classname="MixedResultTest">
     74       <failure message="gtest_xml_output_unittest_.cc:*&#x0A;Value of: 2&#x0A;Expected: 1" type=""><![CDATA[gtest_xml_output_unittest_.cc:*
     75 Value of: 2
     76 Expected: 1%(stack)s]]></failure>
     77       <failure message="gtest_xml_output_unittest_.cc:*&#x0A;Value of: 3&#x0A;Expected: 2" type=""><![CDATA[gtest_xml_output_unittest_.cc:*
     78 Value of: 3
     79 Expected: 2%(stack)s]]></failure>
     80     </testcase>
     81     <testcase name="DISABLED_test" status="notrun" time="*" classname="MixedResultTest"/>
     82   </testsuite>
     83   <testsuite name="XmlQuotingTest" tests="1" failures="1" disabled="0" errors="0" time="*">
     84     <testcase name="OutputsCData" status="run" time="*" classname="XmlQuotingTest">
     85       <failure message="gtest_xml_output_unittest_.cc:*&#x0A;Failed&#x0A;XML output: &lt;?xml encoding=&quot;utf-8&quot;&gt;&lt;top&gt;&lt;![CDATA[cdata text]]&gt;&lt;/top&gt;" type=""><![CDATA[gtest_xml_output_unittest_.cc:*
     86 Failed
     87 XML output: <?xml encoding="utf-8"><top><![CDATA[cdata text]]>]]&gt;<![CDATA[</top>%(stack)s]]></failure>
     88     </testcase>
     89   </testsuite>
     90   <testsuite name="InvalidCharactersTest" tests="1" failures="1" disabled="0" errors="0" time="*">
     91     <testcase name="InvalidCharactersInMessage" status="run" time="*" classname="InvalidCharactersTest">
     92       <failure message="gtest_xml_output_unittest_.cc:*&#x0A;Failed&#x0A;Invalid characters in brackets []" type=""><![CDATA[gtest_xml_output_unittest_.cc:*
     93 Failed
     94 Invalid characters in brackets []%(stack)s]]></failure>
     95     </testcase>
     96   </testsuite>
     97   <testsuite name="DisabledTest" tests="1" failures="0" disabled="1" errors="0" time="*">
     98     <testcase name="DISABLED_test_not_run" status="notrun" time="*" classname="DisabledTest"/>
     99   </testsuite>
    100   <testsuite name="PropertyRecordingTest" tests="4" failures="0" disabled="0" errors="0" time="*">
    101     <testcase name="OneProperty" status="run" time="*" classname="PropertyRecordingTest" key_1="1"/>
    102     <testcase name="IntValuedProperty" status="run" time="*" classname="PropertyRecordingTest" key_int="1"/>
    103     <testcase name="ThreeProperties" status="run" time="*" classname="PropertyRecordingTest" key_1="1" key_2="2" key_3="3"/>
    104     <testcase name="TwoValuesForOneKeyUsesLastValue" status="run" time="*" classname="PropertyRecordingTest" key_1="2"/>
    105   </testsuite>
    106   <testsuite name="NoFixtureTest" tests="3" failures="0" disabled="0" errors="0" time="*">
    107      <testcase name="RecordProperty" status="run" time="*" classname="NoFixtureTest" key="1"/>
    108      <testcase name="ExternalUtilityThatCallsRecordIntValuedProperty" status="run" time="*" classname="NoFixtureTest" key_for_utility_int="1"/>
    109      <testcase name="ExternalUtilityThatCallsRecordStringValuedProperty" status="run" time="*" classname="NoFixtureTest" key_for_utility_string="1"/>
    110   </testsuite>
    111   <testsuite name="Single/ValueParamTest" tests="4" failures="0" disabled="0" errors="0" time="*">
    112     <testcase name="HasValueParamAttribute/0" value_param="33" status="run" time="*" classname="Single/ValueParamTest" />
    113     <testcase name="HasValueParamAttribute/1" value_param="42" status="run" time="*" classname="Single/ValueParamTest" />
    114     <testcase name="AnotherTestThatHasValueParamAttribute/0" value_param="33" status="run" time="*" classname="Single/ValueParamTest" />
    115     <testcase name="AnotherTestThatHasValueParamAttribute/1" value_param="42" status="run" time="*" classname="Single/ValueParamTest" />
    116   </testsuite>
    117   <testsuite name="TypedTest/0" tests="1" failures="0" disabled="0" errors="0" time="*">
    118     <testcase name="HasTypeParamAttribute" type_param="*" status="run" time="*" classname="TypedTest/0" />
    119   </testsuite>
    120   <testsuite name="TypedTest/1" tests="1" failures="0" disabled="0" errors="0" time="*">
    121     <testcase name="HasTypeParamAttribute" type_param="*" status="run" time="*" classname="TypedTest/1" />
    122   </testsuite>
    123   <testsuite name="Single/TypeParameterizedTestCase/0" tests="1" failures="0" disabled="0" errors="0" time="*">
    124     <testcase name="HasTypeParamAttribute" type_param="*" status="run" time="*" classname="Single/TypeParameterizedTestCase/0" />
    125   </testsuite>
    126   <testsuite name="Single/TypeParameterizedTestCase/1" tests="1" failures="0" disabled="0" errors="0" time="*">
    127     <testcase name="HasTypeParamAttribute" type_param="*" status="run" time="*" classname="Single/TypeParameterizedTestCase/1" />
    128   </testsuite>
    129 </testsuites>""" % {'stack': STACK_TRACE_TEMPLATE}
    130 
    131 
    132 EXPECTED_EMPTY_XML = """<?xml version="1.0" encoding="UTF-8"?>
    133 <testsuites tests="0" failures="0" disabled="0" errors="0" time="*" timestamp="*" name="AllTests">
    134 </testsuites>"""
    135 
    136 GTEST_PROGRAM_PATH = gtest_test_utils.GetTestExecutablePath(GTEST_PROGRAM_NAME)
    137 
    138 SUPPORTS_TYPED_TESTS = 'TypedTest' in gtest_test_utils.Subprocess(
    139     [GTEST_PROGRAM_PATH, GTEST_LIST_TESTS_FLAG], capture_stderr=False).output
    140 
    141 
    142 class GTestXMLOutputUnitTest(gtest_xml_test_utils.GTestXMLTestCase):
    143   """
    144   Unit test for Google Test's XML output functionality.
    145   """
    146 
    147   # This test currently breaks on platforms that do not support typed and
    148   # type-parameterized tests, so we don't run it under them.
    149   if SUPPORTS_TYPED_TESTS:
    150     def testNonEmptyXmlOutput(self):
    151       """
    152       Runs a test program that generates a non-empty XML output, and
    153       tests that the XML output is expected.
    154       """
    155       self._TestXmlOutput(GTEST_PROGRAM_NAME, EXPECTED_NON_EMPTY_XML, 1)
    156 
    157   def testEmptyXmlOutput(self):
    158     """Verifies XML output for a Google Test binary without actual tests.
    159 
    160     Runs a test program that generates an empty XML output, and
    161     tests that the XML output is expected.
    162     """
    163 
    164     self._TestXmlOutput('gtest_no_test_unittest', EXPECTED_EMPTY_XML, 0)
    165 
    166   def testTimestampValue(self):
    167     """Checks whether the timestamp attribute in the XML output is valid.
    168 
    169     Runs a test program that generates an empty XML output, and checks if
    170     the timestamp attribute in the testsuites tag is valid.
    171     """
    172     actual = self._GetXmlOutput('gtest_no_test_unittest', 0)
    173     date_time_str = actual.documentElement.getAttributeNode('timestamp').value
    174     # datetime.strptime() is only available in Python 2.5+ so we have to
    175     # parse the expected datetime manually.
    176     match = re.match(r'(\d+)-(\d\d)-(\d\d)T(\d\d):(\d\d):(\d\d)', date_time_str)
    177     self.assertTrue(
    178         re.match,
    179         'XML datettime string %s has incorrect format' % date_time_str)
    180     date_time_from_xml = datetime.datetime(
    181         year=int(match.group(1)), month=int(match.group(2)),
    182         day=int(match.group(3)), hour=int(match.group(4)),
    183         minute=int(match.group(5)), second=int(match.group(6)))
    184 
    185     time_delta = abs(datetime.datetime.now() - date_time_from_xml)
    186     # timestamp value should be near the current local time
    187     self.assertTrue(time_delta < datetime.timedelta(seconds=600),
    188                     'time_delta is %s' % time_delta)
    189     actual.unlink()
    190 
    191   def testDefaultOutputFile(self):
    192     """
    193     Confirms that Google Test produces an XML output file with the expected
    194     default name if no name is explicitly specified.
    195     """
    196     output_file = os.path.join(gtest_test_utils.GetTempDir(),
    197                                GTEST_DEFAULT_OUTPUT_FILE)
    198     gtest_prog_path = gtest_test_utils.GetTestExecutablePath(
    199         'gtest_no_test_unittest')
    200     try:
    201       os.remove(output_file)
    202     except OSError, e:
    203       if e.errno != errno.ENOENT:
    204         raise
    205 
    206     p = gtest_test_utils.Subprocess(
    207         [gtest_prog_path, '%s=xml' % GTEST_OUTPUT_FLAG],
    208         working_dir=gtest_test_utils.GetTempDir())
    209     self.assert_(p.exited)
    210     self.assertEquals(0, p.exit_code)
    211     self.assert_(os.path.isfile(output_file))
    212 
    213   def testSuppressedXmlOutput(self):
    214     """
    215     Tests that no XML file is generated if the default XML listener is
    216     shut down before RUN_ALL_TESTS is invoked.
    217     """
    218 
    219     xml_path = os.path.join(gtest_test_utils.GetTempDir(),
    220                             GTEST_PROGRAM_NAME + 'out.xml')
    221     if os.path.isfile(xml_path):
    222       os.remove(xml_path)
    223 
    224     command = [GTEST_PROGRAM_PATH,
    225                '%s=xml:%s' % (GTEST_OUTPUT_FLAG, xml_path),
    226                '--shut_down_xml']
    227     p = gtest_test_utils.Subprocess(command)
    228     if p.terminated_by_signal:
    229       # p.signal is avalable only if p.terminated_by_signal is True.
    230       self.assertFalse(
    231           p.terminated_by_signal,
    232           '%s was killed by signal %d' % (GTEST_PROGRAM_NAME, p.signal))
    233     else:
    234       self.assert_(p.exited)
    235       self.assertEquals(1, p.exit_code,
    236                         "'%s' exited with code %s, which doesn't match "
    237                         'the expected exit code %s.'
    238                         % (command, p.exit_code, 1))
    239 
    240     self.assert_(not os.path.isfile(xml_path))
    241 
    242   def _GetXmlOutput(self, gtest_prog_name, expected_exit_code):
    243     """
    244     Returns the xml output generated by running the program gtest_prog_name.
    245     Furthermore, the program's exit code must be expected_exit_code.
    246     """
    247     xml_path = os.path.join(gtest_test_utils.GetTempDir(),
    248                             gtest_prog_name + 'out.xml')
    249     gtest_prog_path = gtest_test_utils.GetTestExecutablePath(gtest_prog_name)
    250 
    251     command = [gtest_prog_path, '%s=xml:%s' % (GTEST_OUTPUT_FLAG, xml_path)]
    252     p = gtest_test_utils.Subprocess(command)
    253     if p.terminated_by_signal:
    254       self.assert_(False,
    255                    '%s was killed by signal %d' % (gtest_prog_name, p.signal))
    256     else:
    257       self.assert_(p.exited)
    258       self.assertEquals(expected_exit_code, p.exit_code,
    259                         "'%s' exited with code %s, which doesn't match "
    260                         'the expected exit code %s.'
    261                         % (command, p.exit_code, expected_exit_code))
    262     actual = minidom.parse(xml_path)
    263     return actual
    264 
    265   def _TestXmlOutput(self, gtest_prog_name, expected_xml, expected_exit_code):
    266     """
    267     Asserts that the XML document generated by running the program
    268     gtest_prog_name matches expected_xml, a string containing another
    269     XML document.  Furthermore, the program's exit code must be
    270     expected_exit_code.
    271     """
    272 
    273     actual = self._GetXmlOutput(gtest_prog_name, expected_exit_code)
    274     expected = minidom.parseString(expected_xml)
    275     self.NormalizeXml(actual.documentElement)
    276     self.AssertEquivalentNodes(expected.documentElement,
    277                                actual.documentElement)
    278     expected.unlink()
    279     actual.unlink()
    280 
    281 
    282 if __name__ == '__main__':
    283   os.environ['GTEST_STACK_TRACE_DEPTH'] = '1'
    284   gtest_test_utils.Main()
    285