testing codecov

Author: open-schnick

.github/workflows/tests.yml

@@ -14,4 +14,7 @@ jobs:
           java-version: '11.0.8'
           architecture: x64
       - name: Run tests with maven.
-        run: mvn -B test --file pom.xml
+        run: mvn -B test --file pom.xml
+      - name: upload codecov
+        run: bash <(curl -s https://codecov.io/bash) -t $CODECOV_TOKEN
+