Merge pull request #76 from niphlod/feature/coverage

coverage integration

.travis.yml

@@ -29,10 +29,10 @@ matrix:
     - python: 'pypy'
       env: DB=mysql://root:@localhost/test_w2p
 
-script: export COVERAGE_PROCESS_START=gluon/tests/.coveragerc; ./web2py.py --run_system_tests --with_coverage
+script: export COVERAGE_PROCESS_START=gluon/tests/coverage.ini; ./web2py.py --run_system_tests --with_coverage
 after_success:
   - if [[ $TRAVIS_PYTHON_VERSION == '2.7' ]]; then coverage combine; fi
-  - if [[ $TRAVIS_PYTHON_VERSION == '2.7' ]]; then coveralls --config_file=gluon/tests/.coveragerc; fi
+  - if [[ $TRAVIS_PYTHON_VERSION == '2.7' ]]; then coveralls --config_file=gluon/tests/coverage.ini; fi
 
 notifications:
   email: true

gluon/contenttype.py

@@ -518,7 +518,7 @@
     '.pln': 'application/x-planperfect',
     '.pls': 'audio/x-scpls',
     '.pm': 'application/x-perl',
-    '.png': 'image/x-apple-ios-png',
+    '.png': 'image/png',
     '.pnm': 'image/x-portable-anymap',
     '.pntg': 'image/x-macpaint',
     '.po': 'text/x-gettext-translation',

gluon/tests/coverage.ini

@@ -0,0 +1,30 @@
+[run]
+branch = True
+parallel = True
+source = gluon
+## remove comment if you want applications coverage too
+#source = gluon, applications
+
+[report]
+# Regexes for lines to exclude from consideration
+exclude_lines =
+    # Have to re-enable the standard pragma
+    pragma: no cover
+
+    # Don't complain about missing debug-only code:
+    def __repr__
+    if self\.debug
+
+    # Don't complain if tests don't hit defensive assertion code:
+    raise AssertionError
+    raise NotImplementedError
+
+    # Don't complain if non-runnable code isn't run:
+    if 0:
+    if __name__ == .__main__.:
+
+ignore_errors = True
+omit = gluon/contrib/*
+
+[html]
+directory = coverage_html_report

gluon/widget.py

@@ -78,7 +78,9 @@ def run_system_tests(options):
             if options.with_coverage:
                 try:
                     import coverage
-                    coverage_config = os.path.join('gluon', 'tests', '.coveragerc')
+                    coverage_config = os.environ.get("COVERAGE_PROCESS_START",
+                                        os.path.join('gluon', 'tests', 'coverage.ini')
+                                    )
                     call_args = ['coverage', 'run', '--rcfile=%s' % coverage_config, 
                                     '-m', 'unittest', '-v', 'gluon.tests']
                 except:
@@ -916,7 +918,10 @@ def console():
                       help=msg)
 
     msg = ('adds coverage reporting (needs --run_system_tests), '
-           'python 2.7 and the coverage module installed')
+           'python 2.7 and the coverage module installed. '
+           'You can alter the default path setting the environmental '
+           'var "COVERAGE_PROCESS_START". '
+           'By default it takes gluon/tests/coverage.ini')
     parser.add_option('--with_coverage',
                       action='store_true',
                       dest='with_coverage',