Merge pull request xarray-contrib#98 from raybellwaves/add-coveralls

add coveralls

.travis.yml

@@ -2,7 +2,7 @@
 language: python
 sudo: false # use container based build
 notifications:
-    email: false
+  email: false
 
 python:
   - 3.6
@@ -18,11 +18,15 @@ before_install:
 
 install:
   - conda env create --file ci/requirements-py36.yml
-  - source activate xskillscore-dev 
+  - source activate xskillscore-dev
   - conda list
   - pip install --no-deps -e .
   - python setup.py install
 
 script:
-  - py.test xskillscore
+  - coverage run --source xskillscore -m py.test
+  - coverage report
   - ./ci/run-linter.sh
+
+after_success:
+  - coveralls

CHANGELOG.rst

@@ -10,6 +10,7 @@ Internal Changes
 
 - Add community support documents: ``HOWTOCONTRIBUTE.rst``, issue template and pull request template. `Aaron Spring`_
 - Replace pandas with cftime in examples and tests. `Aaron Spring`_ 
+- Add coveralls. `Aaron Spring`_ 
 
 xskillscore v0.0.15 (2020-03-24)
 ================================

HOWTOCONTRIBUTE.rst

@@ -114,6 +114,12 @@ Preparing Pull Requests
 
     $ pytest xskillscore
 
+   Check that your contribution is covered by tests and therefore increases the overall test coverage::
+
+    $ coverage run --source xskillscore -m py.test
+    $ coverage report
+    $ coveralls
+
   Please stick to `xarray <http://xarray.pydata.org/en/stable/contributing.html>`_'s testing recommendations.
 
 #. Running the performance test suite

ci/requirements-py36.yml

@@ -17,3 +17,4 @@ dependencies:
   - pip:
       - properscoring
       - asv
+      - coveralls