Good example PR

.github/workflows/tests-report-on-pr.yaml

@@ -0,0 +1,46 @@
+name: Tests Report
+
+on: pull_request
+
+jobs:
+  generate:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Set up JDK 21
+        uses: actions/setup-java@v1
+        with:
+          java-version: '10'
+
+      - name: Compile
+        run: mvn install -DskipTests
+
+      - name: Generate unit tests report
+        run: |
+          mvn pitest:mutationCoverage > mutation_output.txt 2>&1
+
+          LINE_COVERAGE=$(grep ">> Line Coverage" "mutation_output.txt" | sed -n 's/.*: \([0-9]\+\)\/\([0-9]\+\) (\([0-9]\+%\))/\1 \2 \3/p')
+          read -r COVERED TOTAL PERCENTAGE <<< "$LINE_COVERAGE"
+          MUTATION_COVERAGE=$(grep ">> Generated" "mutation_output.txt" | sed -n 's/.*Generated \([0-9]\+\) mutations Killed \([0-9]\+\) (\([0-9]\+%\))/\1 \2 \3/p')
+          read -r TOTAL_MUTATIONS KILLED PERCENTAGE_MUT <<< "$MUTATION_COVERAGE"
+
+          mkdir -p output
+          cat > output/mutations.md << EOF
+          ## Tests report:
+          Excluding all \`infrastructure\` packages.
+          | Unit tests    | Total            | Covered  | Percentage      |
+          |---------------|------------------|----------|-----------------|
+          | **Lines**     | $TOTAL           | $COVERED | $PERCENTAGE     |
+          | **Mutations** | $TOTAL_MUTATIONS | $KILLED  | $PERCENTAGE_MUT |
+          EOF
+
+          rm mutation_output.txt
+
+      - name: Display unit tests report in PR's description
+        uses: zattoo/output@v1
+        with:
+          token: ${{github.token}}
+          sources: 'backend/output'

src/test/java/com/example/ExampleTest.java

@@ -29,14 +29,12 @@ void testModifyLargeList() {
         assertEquals("Sesenta y cuatro", result.get(64));
     }
 
-    /*
     @Test
     void testModifyEdgeCase() {
         List<String> inputList = new ArrayList<>(Collections.nCopies(64, "Initial"));
         List<String> result = Example.modify(inputList);
 
         assertNull(result);
     }
-     */
 
 }