/[thuban]/branches/WIP-pyshapelib-bramz/test/support.py
ViewVC logotype

Diff of /branches/WIP-pyshapelib-bramz/test/support.py

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 324 by bh, Fri Sep 20 13:55:42 2002 UTC revision 1245 by bh, Thu Jun 19 19:29:23 2003 UTC
# Line 1  Line 1 
1  # Copyright (c) 2002 by Intevation GmbH  # Copyright (c) 2002, 2003 by Intevation GmbH
2  # Authors:  # Authors:
3  # Bernhard Herzog <[email protected]>  # Bernhard Herzog <[email protected]>
4  #  #
# Line 21  def thuban_dir(): Line 21  def thuban_dir():
21      thisdir = os.path.dirname(__file__)      thisdir = os.path.dirname(__file__)
22      return os.path.join(thisdir, os.pardir)      return os.path.join(thisdir, os.pardir)
23    
24    def resource_dir():
25        return os.path.join(thuban_dir(), "Resources")
26    
27  def add_thuban_dir_to_path():  def add_thuban_dir_to_path():
28      """Insert the Thuban directory at the beginning of the python path.      """Insert the Thuban directory at the beginning of the python path.
# Line 46  def initthuban(): Line 48  def initthuban():
48          import thubaninit          import thubaninit
49          _initthuban_done = 1          _initthuban_done = 1
50    
51  def run_suite(suite):  def run_tests():
52      """Run the test suite suite and return the result"""      """Frontend for unittest.main that prints some additional debug information
53      runner = unittest.TextTestRunner(verbosity = 2)  
54      return runner.run(suite)      After calling unittest.main, run the garbage collector and print
55        uncollected objects. Also print any un-unsubscribed messages.
56        """
57        try:
58            unittest.main()
59        finally:
60            # This has to be in a finally clause because unittest.main()
61            # ends with a sys.exit to make sure that the process exits with
62            # an appropriate exit code
63            print_additional_summary()
64    
65    def print_additional_summary():
66        """Print some additional summary information after tests have been run"""
67        print_garbage_information()
68        import xmlsupport
69        xmlsupport.print_summary_message()
70    
71    def print_garbage_information():
72        """Print information about things that haven't been cleaned up.
73    
74        Run the garbage collector and print uncollected objects. Also print
75        any un-unsubscribed messages.
76        """
77        import gc, Thuban.Lib.connector
78        gc.collect()
79        if gc.garbage:
80            print
81            print "There are %d uncollected objects:" % len(gc.garbage)
82            print gc.garbage
83        Thuban.Lib.connector._the_connector.print_connections()
84    
85    
86  def create_temp_dir():  def create_temp_dir():
# Line 85  class FileTestMixin: Line 116  class FileTestMixin:
116          return create_temp_dir()          return create_temp_dir()
117    
118    
119    
120    class FileLoadTestCase(unittest.TestCase, FileTestMixin):
121    
122        """Base class for test case that test loading files.
123    
124        This base class provides some common infrastructure for testing the
125        reading of files.
126    
127        Each test case should be its own class derived from this one. There
128        is one file associated with each class. The contents are defined by
129        the file_contents class attribute and its name by the filename
130        method.
131    
132        Derived classes usually only have to provide appropriate values for
133        the file_contents and file_extension class attributes.
134        """
135    
136        file_contents = None
137        file_extension = ""
138    
139        def filename(self):
140            """Return the name of the test file to use.
141    
142            The default implementation simply calls self.volatile_file_name
143            with a basename derived from the class name by stripping off a
144            leading 'test_' and appending self.file_extension.
145            """
146            name = self.__class__.__name__
147            if name.startswith("test_"):
148                name = name[5:]
149            return self.temp_file_name(name + self.file_extension)
150    
151        def setUp(self):
152            """Create the volatile file for the test.
153    
154            Write self.contents (which should be a string) to the file named
155            by self.filename().
156            """
157            filename = self.filename()
158            file = open(filename, "w")
159            file.write(self.file_contents)
160            file.close()
161    
162    
163  class FloatComparisonMixin:  class FloatComparisonMixin:
164    
165      """      """
# Line 102  class FloatComparisonMixin: Line 177  class FloatComparisonMixin:
177          Assert that the absolute difference between test and value is          Assert that the absolute difference between test and value is
178          less than self.fp_epsilon.          less than self.fp_epsilon.
179          """          """
180          return self.assert_(self.fp_epsilon > abs(test - value))          self.assert_(self.fp_epsilon > abs(test - value),
181                         "abs(%g - %g) >= %g" % (test, value, self.fp_epsilon))
182    
183      def assertFloatSeqEqual(self, test, value, epsilon = None):      def assertFloatSeqEqual(self, test, value, epsilon = None):
184          """Assert equality of the sequences test and value with some tolerance.          """Assert equality of the sequences test and value with some tolerance.
# Line 114  class FloatComparisonMixin: Line 190  class FloatComparisonMixin:
190          if epsilon is None:          if epsilon is None:
191              epsilon = self.fp_epsilon              epsilon = self.fp_epsilon
192          for i in range(len(test)):          for i in range(len(test)):
193              return self.assert_(epsilon > abs(test[i] - value[i]))              self.assert_(epsilon > abs(test[i] - value[i]),
194                             "abs(%g - %g) >= %g" % (test[i], value[i], epsilon))
195    
196    
197  class SubscriberMixin:  class SubscriberMixin:
# Line 156  class SubscriberMixin: Line 233  class SubscriberMixin:
233      def check_messages(self, messages):      def check_messages(self, messages):
234          """Check whether the messages received match the list messages"""          """Check whether the messages received match the list messages"""
235          self.assertEquals(messages, self.received_messages)          self.assertEquals(messages, self.received_messages)
236    
237    class FloatTestCase(unittest.TestCase):
238        """TestCase with methods for testing floating point values"""
239                                                                                                                                                            
240        fp_epsilon = 1e-6
241        fp_inf = float('1e1000')   # FIXME: hack for infinite
242                                                                                                                                                            
243        def assertFloatEqual(self, first, second, msg=None):
244            """Fail if one float is greater than the other + fp_epsilon"""
245            if abs(first) == self.fp_inf:
246                self.assertEqual(first, second, msg)
247            else:
248                self.assert_(self.fp_epsilon > abs(first - second), msg)
249    
Legend:
Removed from v.324  
changed lines
  Added in v.1245
[email protected]
 ViewVC Help
Powered by ViewVC 1.1.26