Enable codecov.io and add coverage grouping.

test/utils/shippable/shippable.sh

@@ -52,8 +52,30 @@ find lib/ansible/modules -type d -empty -print -delete
 function cleanup
 {
     if find test/results/coverage/ -mindepth 1 -name '.*' -prune -o -print -quit | grep -q .; then
-        ansible-test coverage xml --color -v --requirements
-        cp -a test/results/reports/coverage.xml shippable/codecoverage/coverage.xml
+        ansible-test coverage xml --color -v --requirements --group-by command --group-by version
+        cp -a test/results/reports/coverage=*.xml shippable/codecoverage/
+
+        # upload coverage report to codecov.io only when using complete on-demand coverage
+        if [ "${COVERAGE}" ] && [ "${CHANGED}" == "" ]; then
+            for file in test/results/reports/coverage=*.xml; do
+                flags="${file##*/coverage=}"
+                flags="${flags%.xml}"
+                flags="${flags//=/,}"
+                flags="${flags//[^a-zA-Z0-9_,]/_}"
+
+                bash <(curl -s https://codecov.io/bash) \
+                    -f "${file}" \
+                    -F "${flags}" \
+                    -n "${TEST}" \
+                    -t 83cd8957-dc76-488c-9ada-210dcea51633 \
+                    -X coveragepy \
+                    -X gcov \
+                    -X fix \
+                    -X search \
+                    -X xcode \
+                || echo "Failed to upload code coverage report to codecov.io: ${file}"
+            done
+        fi
     fi
 
     rmdir shippable/testresults/