Collect code coverage reports

Author: vrutkovs

circle.yml

@@ -3,10 +3,19 @@ machine:
     - docker
   python:
     version: 2.7
+  environment:
+    COVERALLS_REPO_TOKEN: RDQpf8yX7quK5FXKN2auJpAxFNlIByLiT
+
+
+dependencies:
+  pre:
+    - pip install --use-mirrors coverage python-coveralls
 
 test:
   override:
     - mkdir test_dir
-    - cd test_dir && ../ctf-cli.py init
-    - cd test_dir && ../ctf-cli.py update
-    - cd test_dir && ../ctf-cli.py run
+    - cd test_dir && COVERAGE_FILE=../.coverage.init coverage run ../ctf-cli.py init
+    - cd test_dir && COVERAGE_FILE=../.coverage.update coverage run ../ctf-cli.py update
+    - cd test_dir && COVERAGE_FILE=../.coverage.run coverage run ../ctf-cli.py run
+    - coverage combine
+    - coveralls