Add code coverage to CI (#16)

* test file to trigger CI

* try to trigger codecov

* Upload test coverage data

* yaml syntax

* bash to script

* Install and use pytest-cov plugin

* Remove test file

Co-authored-by: Keewis <[email protected]>

Author: TomNicholas

azure-pipelines.yml

@@ -31,10 +31,15 @@ jobs:
     displayName: 'Install dependencies'
 
   - script: |
-      pip install pytest pytest-azurepipelines
-      pytest --verbose
+      pip install pytest pytest-azurepipelines pytest-cov
+      pytest --verbose --cov=./ --cov-report=xml
     displayName: 'pytest'
 
+  - script: |
+      curl https://codecov.io/bash > codecov.sh
+      bash codecov.sh -t aba016f6-96be-4bc3-bdbe-caa6b6aff815
+    displayName: 'Upload coverage to codecov.io'
+
 - job: LintFlake8
   pool:
     vmImage: 'ubuntu-16.04'