Join the 1-day Testing & QA Summit featuring 15+ Expert Speakers.Register for FREE! Join TestMu Conference

How to use collectParentTestInstances method of org.testcontainers.junit.jupiter.TestcontainersExtension class

Best Testcontainers-java code snippet using org.testcontainers.junit.jupiter.TestcontainersExtension.collectParentTestInstances

Source:TestcontainersExtension.java

...61    }62    @Override63    public void beforeEach(final ExtensionContext context) {64        Store store = context.getStore(NAMESPACE);65        List<TestLifecycleAware> lifecycleAwareContainers = collectParentTestInstances(context).parallelStream()66            .flatMap(this::findRestartContainers)67            .peek(adapter -> store.getOrComputeIfAbsent(adapter.getKey(), k -> adapter.start()))68            .filter(this::isTestLifecycleAware)69            .map(lifecycleAwareAdapter -> (TestLifecycleAware) lifecycleAwareAdapter.container)70            .collect(toList());71        store.put(LOCAL_LIFECYCLE_AWARE_CONTAINERS, lifecycleAwareContainers);72        signalBeforeTestToContainers(lifecycleAwareContainers, testDescriptionFrom(context));73    }74    @Override75    public void afterEach(ExtensionContext context) {76        signalAfterTestToContainersFor(LOCAL_LIFECYCLE_AWARE_CONTAINERS, context);77    }78    private void signalBeforeTestToContainers(List<TestLifecycleAware> lifecycleAwareContainers, TestDescription testDescription) {79        lifecycleAwareContainers.forEach(container -> container.beforeTest(testDescription));80    }81    private void signalAfterTestToContainersFor(String storeKey, ExtensionContext context) {82        List<TestLifecycleAware> lifecycleAwareContainers =83            (List<TestLifecycleAware>) context.getStore(NAMESPACE).get(storeKey);84        if (lifecycleAwareContainers != null) {85            TestDescription description = testDescriptionFrom(context);86            Optional<Throwable> throwable = context.getExecutionException();87            lifecycleAwareContainers.forEach(container -> container.afterTest(description, throwable));88        }89    }90    private TestDescription testDescriptionFrom(ExtensionContext context) {91        return new TestcontainersTestDescription(92            context.getUniqueId(),93            filesystemFriendlyNameOf(context)94        );95    }96    private boolean isTestLifecycleAware(StoreAdapter adapter) {97        return adapter.container instanceof TestLifecycleAware;98    }99    @Override100    public ConditionEvaluationResult evaluateExecutionCondition(ExtensionContext context) {101        return findTestcontainers(context).map(this::evaluate)102            .orElseThrow(() -> new ExtensionConfigurationException("@Testcontainers not found"));103    }104    private Optional<Testcontainers> findTestcontainers(ExtensionContext context) {105        Optional<ExtensionContext> current = Optional.of(context);106        while (current.isPresent()) {107            Optional<Testcontainers> testcontainers = AnnotationUtils.findAnnotation(current.get().getRequiredTestClass(), Testcontainers.class);108            if (testcontainers.isPresent()) {109                return testcontainers;110            }111            current = current.get().getParent();112        }113        return Optional.empty();114    }115    private ConditionEvaluationResult evaluate(Testcontainers testcontainers) {116        if (testcontainers.disabledWithoutDocker()) {117            if (isDockerAvailable()) {118                return ConditionEvaluationResult.enabled("Docker is available");119            }120            return ConditionEvaluationResult.disabled("disabledWithoutDocker is true and Docker is not available");121        }122        return ConditionEvaluationResult.enabled("disabledWithoutDocker is false");123    }124    boolean isDockerAvailable() {125        try {126            DockerClientFactory.instance().client();127            return true;128        } catch (Throwable ex) {129            return false;130        }131    }132    private Set<Object> collectParentTestInstances(final ExtensionContext context) {133        Set<Object> testInstances = new LinkedHashSet<>();134        Optional<ExtensionContext> current = Optional.of(context);135        while (current.isPresent()) {136            ExtensionContext ctx = current.get();137            Object testInstance = ctx.getStore(NAMESPACE).remove(TEST_INSTANCE);138            if (testInstance != null) {139                testInstances.add(testInstance);140            }141            current = ctx.getParent();142        }143        return testInstances;144    }145    private List<StoreAdapter> findSharedContainers(Class<?> testClass) {146        return ReflectionUtils.findFields(...

collectParentTestInstances

Using AI Code Generation

1class TestcontainersExtensionTest {2    private static final GenericContainer<?> container = new GenericContainer<>("alpine:3.7")3            .withCommand("sleep", "3600");4    void test() {5        TestcontainersExtension extension = new TestcontainersExtension();6        Object parentTestInstance = extension.collectParentTestInstances(7                new TestDescriptorStub("test", TestDescriptorStub.Type.TEST));8        System.out.println(parentTestInstance);9    }10}

collectParentTestInstances

Using AI Code Generation

1public class ParentTest {2    private static final GenericContainer<?> container = new GenericContainer<>("alpine:3.8").withCommand("top");3    void parentTest() {4        System.out.println("parentTest");5    }6}7public class ChildTest extends ParentTest {8    void childTest() {9        System.out.println("childTest");10    }11}12public class ParentTest {13    private static final GenericContainer<?> container = new GenericContainer<>("alpine:3.8").withCommand("top");14    void parentTest() {15        System.out.println("parentTest");16    }17}18public class ChildTest extends ParentTest {19    void childTest() {20        System.out.println("childTest");21    }22}23public class TestcontainersExtensionTest {24    void collectParentTestInstances() {25        List<ParentTest> parentTests = TestcontainersExtension.collectParentTestInstances(ParentTest.class);26        parentTests.forEach(parentTest -> {27            try {28                parentTest.container.start();29            } catch (Exception e) {30                throw new RuntimeException(e);31            }32        });33    }34}

collectParentTestInstances

Using AI Code Generation

1import org.junit.jupiter.api.Test;2import org.junit.jupiter.api.extension.ExtendWith;3import org.testcontainers.containers.GenericContainer;4import org.testcontainers.containers.Network;5import org.testcontainers.junit.jupiter.Container;6import org.testcontainers.junit.jupiter.Testcontainers;7import java.util.List;8import java.util.stream.Collectors;9public class ParentTestInstanceTest {10    public static final GenericContainer<?> parentContainer = new GenericContainer<>()11            .withNetwork(Network.SHARED)12            .withNetworkAliases("parent")13            .withCommand("tail -f /dev/null");14    @ExtendWith(TestcontainersExtension.class)15    void test() {16        List<ParentTestInstanceTest> parentTestInstances = TestcontainersExtension.collectParentTestInstances(ParentTestInstanceTest.class);17        List<GenericContainer<?>> containers = parentTestInstances.stream()18                .map(testInstance -> testInstance.parentContainer)19                .collect(Collectors.toList());20        containers.forEach(GenericContainer::start);21        containers.forEach(GenericContainer::stop);22    }23}

collectParentTestInstances

Using AI Code Generation

1import org.junit.jupiter.api.Test;2import org.testcontainers.containers.PostgreSQLContainer;3import org.testcontainers.containers.MySQLContainer;4import org.testcontainers.junit.jupiter.Container;5import org.testcontainers.junit.jupiter.Testcontainers;6import org.testcontainers.utility.DockerImageName;7import java.sql.Connection;8import java.sql.DriverManager;9import java.sql.SQLException;10import java.sql.Statement;11import java.util.List;12import java.util.stream.Collectors;13public class TestcontainersExample {14    private static final DockerImageName POSTGRES_IMAGE = DockerImageName.parse("postgres");15    private static final DockerImageName MYSQL_IMAGE = DockerImageName.parse("mysql");

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.