ci: migrate running of unit tests from TravisCI to GitHub Actions

Part of #1154

.github/workflows/unit-tests.yml

@@ -22,3 +22,21 @@ jobs:
           cache: 'maven'        # https://github.com/actions/setup-java#caching-packages-dependencies
       - name: Run Jest
         run: ./src/main/scripts/execute-command.sh jest
+  run-unit-tests:
+    name: Unit Tests (Java)
+    # https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#jobsjob_idruns-on
+    runs-on: ubuntu-20.04
+    steps:
+      - name: Clone source code
+        uses: actions/[email protected] # https://github.com/actions/checkout
+        with:
+          # Whether to configure the token or SSH key with the local git config. Default: true
+          persist-credentials: false
+      - name: Install JDK
+        uses: actions/[email protected] # https://github.com/actions/setup-java
+        with:
+          distribution: 'adopt' # https://github.com/actions/setup-java#supported-distributions
+          java-version: '8'     # https://github.com/actions/setup-java#supported-version-syntax
+          cache: 'maven'        # https://github.com/actions/setup-java#caching-packages-dependencies
+      - name: Run unit tests
+        run: ./src/main/scripts/execute-command.sh unit-tests

src/main/scripts/ci/check-build-and-verify.sh

@@ -58,7 +58,6 @@ if [ "${1:-}" = '--only-integration-tests' ]; then
 	RUN_ONLY_INTEGRATION_TESTS=yes
 fi
 
-TEST_STATUS=
 CODENARC_STATUS=
 SPOTBUGS_STATUS=
 VERIFY_STATUS=
@@ -69,7 +68,6 @@ if [ "${SPRING_PROFILES_ACTIVE:-}" = 'travis' ] && [ "${TRAVIS_PULL_REQUEST:-fal
 	DANGER_STATUS=
 fi
 
-TEST_TIME=0
 CODENARC_TIME=0
 SPOTBUGS_TIME=0
 VERIFY_TIME=0
@@ -104,10 +102,6 @@ if [ "$RUN_ONLY_INTEGRATION_TESTS" = 'no' ]; then
 			if [ "$AFFECTS_POM_XML" = 'no' ]; then
 				if [ "$AFFECTS_JAVA_FILES" = 'no' ]; then
 					[ "$AFFECTS_SPOTBUGS_CFG" != 'no' ] || SPOTBUGS_STATUS=skip
-
-					if [ "$AFFECTS_GROOVY_FILES" = 'no' ]; then
-						TEST_STATUS=skip
-					fi
 				fi
 
 				[ "$AFFECTS_GROOVY_FILES" != 'no' ] || CODENARC_STATUS=skip
@@ -131,13 +125,6 @@ if [ "$RUN_ONLY_INTEGRATION_TESTS" = 'no' ]; then
 
 	echo
 
-	if [ "$TEST_STATUS" != 'skip' ]; then
-		START_TIME=$SECONDS
-		"$EXEC_CMD" unit-tests >test.log 2>&1 || TEST_STATUS=fail
-		TEST_TIME=$((SECONDS - START_TIME))
-	fi
-	print_status "$TEST_STATUS" "$TEST_TIME" 'Run unit tests'
-
 	if [ "$CODENARC_STATUS" != 'skip' ]; then
 		START_TIME=$SECONDS
 		# run after tests for getting compiled sources
@@ -177,7 +164,6 @@ fi
 print_status "$DANGER_STATUS" "$DANGER_TIME" 'Run danger'
 
 if [ "$RUN_ONLY_INTEGRATION_TESTS" = 'no' ]; then
-	[ "$TEST_STATUS" = 'skip' ]           || print_log test.log           'Run unit tests'
 	[ "$CODENARC_STATUS" = 'skip' ]       || print_log codenarc.log       'Run CodeNarc'
 	[ "$SPOTBUGS_STATUS" = 'skip' ]       || print_log spotbugs.log       'Run SpotBugs'
 	[ "$ANSIBLE_LINT_STATUS" = 'skip' ]   || print_log ansible_lint.log   'Run Ansible Lint'
@@ -189,8 +175,8 @@ if [ "$DANGER_STATUS" != 'skip' ]; then
 	print_log danger.log 'Run danger'
 fi
 
-rm -f test.log codenarc.log spotbugs.log verify.log danger.log ansible_lint.log
+rm -f codenarc.log spotbugs.log verify.log danger.log ansible_lint.log
 
-if echo "$TEST_STATUS$CODENARC_STATUS$SPOTBUGS_STATUS$VERIFY_STATUS$DANGER_STATUS$ANSIBLE_LINT_STATUS" | grep -Fqs 'fail'; then
+if echo "$CODENARC_STATUS$SPOTBUGS_STATUS$VERIFY_STATUS$DANGER_STATUS$ANSIBLE_LINT_STATUS" | grep -Fqs 'fail'; then
 	exit 1
 fi