Merge pull request #7215 from Carreau/coveralls

enable test coverage on coveralls

.travis.yml

@@ -19,11 +19,17 @@ before_install:
     - git clone --quiet --depth 1 https://github.com/minrk/travis-wheels travis-wheels
     - 'if [[ $GROUP == js* ]]; then python -m IPython.external.mathjax; fi'
 install:
+    - pip install coveralls
     - pip install -f travis-wheels/wheelhouse file://$PWD#egg=ipython[all]
 script:
-    - cd /tmp && iptest $GROUP
+    - cd /tmp && iptest $GROUP --coverage xml && cd -
 
 matrix:
     exclude:
         - python: 3.3
           env: GROUP=js
+
+after_success:
+    - cp /tmp/ipy_coverage.xml ./
+    - cp /tmp/.coverage ./
+    - coveralls

IPython/testing/iptestcontroller.py

@@ -636,7 +636,7 @@ def justify(ltext, rtext, width=70, fill='-'):
         print()
 
     if options.coverage:
-        from coverage import coverage
+        from coverage import coverage, CoverageException
         cov = coverage(data_file='.coverage')
         cov.combine()
         cov.save()
@@ -671,7 +671,12 @@ def find_code_units(self, morfs):
 
         # Coverage XML report
         elif options.coverage == 'xml':
-            cov.xml_report(outfile='ipy_coverage.xml')
+            try:
+                cov.xml_report(outfile='ipy_coverage.xml')
+            except CoverageException as e:
+                print('Generating coverage report failed. Are you running javascript tests only?')
+                import traceback
+                traceback.print_exc()
 
     if failed:
         # Ensure that our exit code indicates failure