Add codecov (#22649)

.circleci/config.yml

@@ -172,13 +172,14 @@ jobs:
       - install
 
       - run:
-          name: run tests
+          name: run tests with code coverage
           command: |
             . venv/bin/activate
+            CC_SWITCH="--cov --cov-report="
             TESTFILES=$(circleci tests glob "tests/**/test_*.py" | circleci tests split --split-by=timings)
-            if [ -z "$CODE_COVERAGE" ]; then CC_SWITCH=""; else CC_SWITCH="--cov --cov-report html:htmlcov"; fi
             pytest --timeout=9 --duration=10 --junitxml=test-reports/homeassistant/results.xml -qq -o junit_family=xunit2 -o junit_suite_name=homeassistant -o console_output_style=count -p no:sugar $CC_SWITCH -- ${TESTFILES}
             script/check_dirty
+            codecov
 
       - store_test_results:
           path: test-reports

requirements_test.txt

@@ -2,6 +2,7 @@
 # make new things fail. Manually update these pins when pulling in a
 # new version
 asynctest==0.12.2
+codecov==2.0.15
 coveralls==1.2.0
 flake8-docstrings==1.3.0
 flake8==3.7.7

requirements_test_all.txt

@@ -3,6 +3,7 @@
 # make new things fail. Manually update these pins when pulling in a
 # new version
 asynctest==0.12.2
+codecov==2.0.15
 coveralls==1.2.0
 flake8-docstrings==1.3.0
 flake8==3.7.7