test coverage

Author: ishaileshmishra

.github/workflows/code-coverage.yml

@@ -0,0 +1,48 @@
+name: Java CI with Code Coverage
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build-and-test:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Set up JDK 11
+        uses: actions/setup-java@v2
+        with:
+          java-version: 11
+
+      - name: Build with Maven
+        run: mvn clean package
+
+      - name: Run Tests with JaCoCo
+        run: mvn jacoco:prepare-agent jacoco:report
+
+      - name: Publish JaCoCo Report
+        uses: dawidd6/action-jacoco-publish@v1
+
+      - name: Fail if Coverage Below Threshold
+        id: coverage_check
+        run: |
+          total_lines=$(xmllint --xpath 'string(//counter[@type="LINE"]/@covered)' target/site/jacoco/jacoco.xml)
+          total_lines=${total_lines:-0}
+          total_missed=$(xmllint --xpath 'string(//counter[@type="LINE"]/@missed)' target/site/jacoco/jacoco.xml)
+          total_missed=${total_missed:-0}
+          total_percentage=$(awk "BEGIN { pc=100*${total_lines}/${total_lines} } { printf \"%f\", pc }")
+          echo "::set-output name=coverage_percentage::$total_percentage"
+          if (( $(bc <<< "$total_percentage < 70.0") )); then
+            echo "Coverage is below 80% - failing the build."
+            exit 1
+          fi
+
+      - name: Upload Code Coverage Report
+        uses: actions/upload-artifact@v2
+        with:
+          name: code-coverage-report
+          path: target/site/jacoco