[Checkins] SVN: zope.testing/branches/ctheune-cleanup/src/zope/testing/testrunner/ Separate out code coverage support to its own module.

Christian Theune ct at gocept.com
Sat May 3 10:36:04 EDT 2008


Log message for revision 86223:
  Separate out code coverage support to its own module.
  

Changed:
  U   zope.testing/branches/ctheune-cleanup/src/zope/testing/testrunner/__init__.py
  A   zope.testing/branches/ctheune-cleanup/src/zope/testing/testrunner/coverage.py
  U   zope.testing/branches/ctheune-cleanup/src/zope/testing/testrunner/testrunner-coverage.txt
  U   zope.testing/branches/ctheune-cleanup/src/zope/testing/testrunner/tests.py

-=-
Modified: zope.testing/branches/ctheune-cleanup/src/zope/testing/testrunner/__init__.py
===================================================================
--- zope.testing/branches/ctheune-cleanup/src/zope/testing/testrunner/__init__.py	2008-05-03 14:34:00 UTC (rev 86222)
+++ zope.testing/branches/ctheune-cleanup/src/zope/testing/testrunner/__init__.py	2008-05-03 14:36:04 UTC (rev 86223)
@@ -38,106 +38,11 @@
 from zope.testing.testrunner.formatter import OutputFormatter, ColorfulOutputFormatter
 from zope.testing.testrunner.formatter import terminal_has_colors
 from zope.testing.testrunner.profiling import available_profilers
+from zope.testing.testrunner.coverage import TestTrace
 
-
 real_pdb_set_trace = pdb.set_trace
 
-# For some reason, the doctest module resets the trace callable randomly, thus
-# disabling the coverage. Simply disallow the code from doing this. A real
-# trace can be set, so that debugging still works.
-osettrace = sys.settrace
-def settrace(trace):
-    if trace is None:
-        return
-    osettrace(trace)
 
-class TestIgnore:
-
-    def __init__(self, options):
-        self._test_dirs = [self._filenameFormat(d[0]) + os.path.sep
-                           for d in test_dirs(options, {})]
-        self._ignore = {}
-        self._ignored = self._ignore.get
-
-    def names(self, filename, modulename):
-        # Special case: Modules generated from text files; i.e. doctests
-        if modulename == '<string>':
-            return True
-        filename = self._filenameFormat(filename)
-        ignore = self._ignored(filename)
-        if ignore is None:
-            ignore = True
-            if filename is not None:
-                for d in self._test_dirs:
-                    if filename.startswith(d):
-                        ignore = False
-                        break
-            self._ignore[filename] = ignore
-        return ignore
-
-    def _filenameFormat(self, filename):
-        return os.path.abspath(filename)
-
-if sys.platform == 'win32':
-    #on win32 drive name can be passed with different case to `names`
-    #that lets e.g. the coverage profiler skip complete files
-    #_filenameFormat will make sure that all drive and filenames get lowercased
-    #albeit trace coverage has still problems with lowercase drive letters
-    #when determining the dotted module name
-    OldTestIgnore = TestIgnore
-
-    class TestIgnore(OldTestIgnore):
-        def _filenameFormat(self, filename):
-            return os.path.normcase(os.path.abspath(filename))
-
-class TestTrace(trace.Trace):
-    """Simple tracer.
-
-    >>> tracer = TestTrace(None, count=False, trace=False)
-
-    Simple rules for use: you can't stop the tracer if it not started
-    and you can't start the tracer if it already started:
-
-    >>> tracer.stop()
-    Traceback (most recent call last):
-        File 'testrunner.py'
-    AssertionError: can't stop if not started
-
-    >>> tracer.start()
-    >>> tracer.start()
-    Traceback (most recent call last):
-        File 'testrunner.py'
-    AssertionError: can't start if already started
-
-    >>> tracer.stop()
-    >>> tracer.stop()
-    Traceback (most recent call last):
-        File 'testrunner.py'
-    AssertionError: can't stop if not started
-    """
-
-    def __init__(self, options, **kw):
-        trace.Trace.__init__(self, **kw)
-        if options is not None:
-            self.ignore = TestIgnore(options)
-        self.started = False
-
-    def start(self):
-        assert not self.started, "can't start if already started"
-        if not self.donothing:
-            sys.settrace = settrace
-            sys.settrace(self.globaltrace)
-            threading.settrace(self.globaltrace)
-        self.started = True
-
-    def stop(self):
-        assert self.started, "can't stop if not started"
-        if not self.donothing:
-            sys.settrace = osettrace
-            sys.settrace(None)
-            threading.settrace(None)
-        self.started = False
-
 class EndRun(Exception):
     """Indicate that the existing run call should stop
 
@@ -240,7 +145,7 @@
         sys.exit()
 
     if options.coverage:
-        tracer = TestTrace(options, trace=False, count=True)
+        tracer = TestTrace(test_dirs(options, {}), trace=False, count=True)
         tracer.start()
     else:
         tracer = None

Added: zope.testing/branches/ctheune-cleanup/src/zope/testing/testrunner/coverage.py
===================================================================
--- zope.testing/branches/ctheune-cleanup/src/zope/testing/testrunner/coverage.py	                        (rev 0)
+++ zope.testing/branches/ctheune-cleanup/src/zope/testing/testrunner/coverage.py	2008-05-03 14:36:04 UTC (rev 86223)
@@ -0,0 +1,120 @@
+##############################################################################
+#
+# Copyright (c) 2004-2008 Zope Corporation and Contributors.
+# All Rights Reserved.
+#
+# This software is subject to the provisions of the Zope Public License,
+# Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.
+# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
+# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
+# FOR A PARTICULAR PURPOSE.
+#
+##############################################################################
+"""Code coverage analysis
+
+$Id: __init__.py 86218 2008-05-03 14:17:26Z ctheune $
+"""
+
+import trace
+import sys
+import os.path
+import threading
+
+
+# For some reason, the doctest module resets the trace callable randomly, thus
+# disabling the coverage. Simply disallow the code from doing this. A real
+# trace can be set, so that debugging still works.
+osettrace = sys.settrace
+def settrace(trace):
+    if trace is None:
+        return
+    osettrace(trace)
+
+
+class TestTrace(trace.Trace):
+    """Simple tracer.
+
+    >>> tracer = TestTrace([], count=False, trace=False)
+
+    Simple rules for use: you can't stop the tracer if it not started
+    and you can't start the tracer if it already started:
+
+    >>> tracer.stop()
+    Traceback (most recent call last):
+        File 'testrunner.py'
+    AssertionError: can't stop if not started
+
+    >>> tracer.start()
+    >>> tracer.start()
+    Traceback (most recent call last):
+        File 'testrunner.py'
+    AssertionError: can't start if already started
+
+    >>> tracer.stop()
+    >>> tracer.stop()
+    Traceback (most recent call last):
+        File 'testrunner.py'
+    AssertionError: can't stop if not started
+    """
+
+    def __init__(self, directories, **kw):
+        trace.Trace.__init__(self, **kw)
+        self.ignore = TestIgnore(directories)
+        self.started = False
+
+    def start(self):
+        assert not self.started, "can't start if already started"
+        if not self.donothing:
+            sys.settrace = settrace
+            sys.settrace(self.globaltrace)
+            threading.settrace(self.globaltrace)
+        self.started = True
+
+    def stop(self):
+        assert self.started, "can't stop if not started"
+        if not self.donothing:
+            sys.settrace = osettrace
+            sys.settrace(None)
+            threading.settrace(None)
+        self.started = False
+
+
+class TestIgnore:
+
+    def __init__(self, directories):
+        self._test_dirs = [self._filenameFormat(d[0]) + os.path.sep
+                           for d in directories]
+        self._ignore = {}
+        self._ignored = self._ignore.get
+
+    def names(self, filename, modulename):
+        # Special case: Modules generated from text files; i.e. doctests
+        if modulename == '<string>':
+            return True
+        filename = self._filenameFormat(filename)
+        ignore = self._ignored(filename)
+        if ignore is None:
+            ignore = True
+            if filename is not None:
+                for d in self._test_dirs:
+                    if filename.startswith(d):
+                        ignore = False
+                        break
+            self._ignore[filename] = ignore
+        return ignore
+
+    def _filenameFormat(self, filename):
+        return os.path.abspath(filename)
+
+if sys.platform == 'win32':
+    #on win32 drive name can be passed with different case to `names`
+    #that lets e.g. the coverage profiler skip complete files
+    #_filenameFormat will make sure that all drive and filenames get lowercased
+    #albeit trace coverage has still problems with lowercase drive letters
+    #when determining the dotted module name
+    OldTestIgnore = TestIgnore
+
+    class TestIgnore(OldTestIgnore):
+        def _filenameFormat(self, filename):
+            return os.path.normcase(os.path.abspath(filename))


Property changes on: zope.testing/branches/ctheune-cleanup/src/zope/testing/testrunner/coverage.py
___________________________________________________________________
Name: svn:eol-style
   + native

Modified: zope.testing/branches/ctheune-cleanup/src/zope/testing/testrunner/testrunner-coverage.txt
===================================================================
--- zope.testing/branches/ctheune-cleanup/src/zope/testing/testrunner/testrunner-coverage.txt	2008-05-03 14:34:00 UTC (rev 86222)
+++ zope.testing/branches/ctheune-cleanup/src/zope/testing/testrunner/testrunner-coverage.txt	2008-05-03 14:36:04 UTC (rev 86223)
@@ -91,9 +91,9 @@
   ...   package = None
   ...   test_path = [('/myproject/src/blah/foo', ''),
   ...                ('/myproject/src/blah/bar', '')]
-
-  >>> from zope.testing import testrunner
-  >>> ignore = testrunner.TestIgnore(FauxOptions())
+  >>> from zope.testing.testrunner import coverage
+  >>> from zope.testing.testrunner import test_dirs
+  >>> ignore = coverage.TestIgnore(test_dirs(FauxOptions(), {}))
   >>> ignore._test_dirs
   ['/myproject/src/blah/foo/', '/myproject/src/blah/bar/']
 

Modified: zope.testing/branches/ctheune-cleanup/src/zope/testing/testrunner/tests.py
===================================================================
--- zope.testing/branches/ctheune-cleanup/src/zope/testing/testrunner/tests.py	2008-05-03 14:34:00 UTC (rev 86222)
+++ zope.testing/branches/ctheune-cleanup/src/zope/testing/testrunner/tests.py	2008-05-03 14:36:04 UTC (rev 86223)
@@ -107,7 +107,8 @@
         setUp=setUp, tearDown=tearDown,
         optionflags=doctest.ELLIPSIS+doctest.NORMALIZE_WHITESPACE,
         checker=checker),
-        doctest.DocTestSuite('zope.testing.testrunner')
+        doctest.DocTestSuite('zope.testing.testrunner'),
+        doctest.DocTestSuite('zope.testing.testrunner.coverage')
         ]
 
     if sys.platform == 'win32':



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