ci(tests): Speed up the verify tests with parallel execution

.github/workflows/run_maven_tests.yml

@@ -40,7 +40,13 @@ jobs:
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
-        run: mvn -B verify -Papitests -Dors.engine.init-threads=5 jacoco:report -DCI=true org.sonarsource.scanner.maven:sonar-maven-plugin:sonar
+        run: |
+          mvn -B verify -Papitests \
+          -Djunit.jupiter.execution.parallel.enabled=true \
+          -Djunit.jupiter.execution.parallel.mode.default=concurrent \
+          -Djunit.jupiter.execution.parallel.config.strategy=fixed \
+          -Djunit.jupiter.execution.parallel.config.fixed.parallelism=4 \
+          jacoco:report -DCI=true org.sonarsource.scanner.maven:sonar-maven-plugin:sonar
       - name: Rocket.Chat Notification
         uses: RocketChat/[email protected]
         env:

ors-api/src/test/java/org/heigit/ors/api/responses/matrix/MatrixResponseInfoTest.java

@@ -6,16 +6,19 @@
 import org.heigit.ors.matrix.MatrixResult;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.parallel.Execution;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.test.context.ActiveProfiles;
 
 import java.util.ArrayList;
 
 import static org.junit.jupiter.api.Assertions.*;
+import static org.junit.jupiter.api.parallel.ExecutionMode.SAME_THREAD;
 
 @SpringBootTest
 @ActiveProfiles("unittest")
+@Execution(SAME_THREAD)
 class MatrixResponseInfoTest {
     private static MatrixRequest bareMatrixRequest;
     private MatrixResponseInfo responseInformation;

ors-engine/src/test/java/org/heigit/ors/fastisochrones/partitioning/InertialFlowTest.java

@@ -5,12 +5,15 @@
 import com.graphhopper.storage.GraphHopperStorage;
 import org.heigit.ors.util.ToyGraphCreationUtil;
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.parallel.Execution;
 
 import java.util.concurrent.ExecutorService;
 
 import static org.junit.jupiter.api.Assertions.assertArrayEquals;
 import static org.junit.jupiter.api.Assertions.assertNotEquals;
+import static org.junit.jupiter.api.parallel.ExecutionMode.SAME_THREAD;
 
+@Execution(SAME_THREAD)
 class InertialFlowTest {
     private final CarFlagEncoder carEncoder = new CarFlagEncoder();
     private final EncodingManager encodingManager = EncodingManager.create(carEncoder);

ors-engine/src/test/java/org/heigit/ors/routing/graphhopper/extensions/manage/remote/HttpRepoManagerTest.java

@@ -12,6 +12,7 @@
 import org.junit.jupiter.api.extension.ExtendWith;
 import org.junit.jupiter.api.io.CleanupMode;
 import org.junit.jupiter.api.io.TempDir;
+import org.junit.jupiter.api.parallel.Execution;
 import org.testcontainers.containers.NginxContainer;
 import org.testcontainers.containers.wait.strategy.HttpWaitStrategy;
 import org.testcontainers.junit.jupiter.Container;
@@ -28,9 +29,11 @@
 import static org.apache.commons.io.FileUtils.readFileToString;
 import static org.heigit.ors.routing.graphhopper.extensions.manage.RepoManagerTestHelper.*;
 import static org.junit.jupiter.api.Assertions.*;
+import static org.junit.jupiter.api.parallel.ExecutionMode.SAME_THREAD;
 
 @Testcontainers
 @ExtendWith(TestcontainersExtension.class)
+@Execution(SAME_THREAD)
 class HttpRepoManagerTest {
 
     private static final String LOCAL_PROFILE_NAME = "driving-car";

ors-engine/src/test/java/org/heigit/ors/routing/graphhopper/extensions/reader/borders/CountryBordersReaderTest.java

@@ -16,11 +16,14 @@
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.parallel.Execution;
 import org.locationtech.jts.geom.Coordinate;
 import org.locationtech.jts.geom.GeometryFactory;
 
 import static org.junit.jupiter.api.Assertions.*;
+import static org.junit.jupiter.api.parallel.ExecutionMode.SAME_THREAD;
 
+@Execution(SAME_THREAD)
 class CountryBordersReaderTest {
     CountryBordersReader _oldReaderSingleton;
     CountryBordersReader _reader;