org.junit.jupiter.api.extension.ExtensionConfigurationException#org.junit.jupiter.api.extension.ParameterResolutionException源码实例Demo

@Override
public Object resolveParameter(ParameterContext parameterContext, ExtensionContext extensionContext)
    throws ParameterResolutionException {
  if (redisServer == null) {
    String localhost = InetAddress.getLoopbackAddress().getHostAddress();

    redisServer = RedisServer
        .builder()
        .setting("bind " + localhost)
        .setting("maxmemory 128mb")
        .setting("maxmemory-policy allkeys-lru")
        .setting("appendonly no")
        .setting("save \"\"")
        .port(findFreePort())
        .build();
    Runtime.getRuntime().addShutdownHook(shutdownThread);
    redisServer.start();
  }
  return redisServer.ports().get(0);
}
 

@Override
public Object resolveParameter(ParameterContext parameterContext, ExtensionContext extensionContext)
        throws ParameterResolutionException {

    Configuration config = new Configuration();

    Class<?> declaringClass = parameterContext.getDeclaringExecutable().getDeclaringClass();
    WithHibernateSession annotation = getAnnotation(declaringClass);
    for (Class<?> modelClass : annotation.models()) {
        config.addAnnotatedClass(modelClass);
    }

    config.setProperty(DIALECT, H2Dialect.class.getName());
    config.setProperty(DRIVER, Driver.class.getName());
    config.setProperty(URL, "jdbc:h2:mem:./" + UUID.randomUUID().toString());
    config.setProperty(HBM2DDL_AUTO, "create");
    config.setProperty(CURRENT_SESSION_CONTEXT_CLASS, "managed");
    config.setProperty(GENERATE_STATISTICS, "false");

    SessionFactory sessionFactory = config.buildSessionFactory();
    openSession(sessionFactory, extensionContext);
    return sessionFactory;
}
 

@Override
public Object resolveParameter(ParameterContext parameterContext, ExtensionContext extensionContext) throws ParameterResolutionException {
    if (parameterContext.getParameter().getType() == Configuration.class) return configuration;
    if (parameterContext.getParameter().getType() == Sources.class) return getTestRawSource();

    for (Field field : Configuration.class.getDeclaredFields()) {
        if (field.getType() == parameterContext.getParameter().getType()) {
            try {
                field.setAccessible(true);
                return field.get(configuration);
            } catch (IllegalAccessException e) {
                throw new AssertionError(e);
            }
        }
    }

    // 実装ミスでもなければここには来ない
    throw new AssertionError();
}
 

/**
 * We don't actually have to resolve the parameter (thus the default values in the implementation)
 * since the class instance that is passed to JUnit isn't really used.
 * The actual test instance that is used is the one that is pulled from Arc, which of course will already have its
 * constructor parameters properly resolved
 */
@Override
public Object resolveParameter(ParameterContext parameterContext, ExtensionContext extensionContext)
        throws ParameterResolutionException {
    String className = parameterContext.getParameter().getType().getName();
    switch (className) {
        case "boolean":
            return false;
        case "byte":
        case "short":
        case "int":
            return 0;
        case "long":
            return 0L;
        case "float":
            return 0.0f;
        case "double":
            return 0.0d;
        case "char":
            return '\u0000';
        default:
            return null;
    }
}
 

@Override
public Object resolveParameter(ParameterContext parameterContext, ExtensionContext context) {
    FlowableDmnTestHelper flowableTestHelper = getTestHelper(context);
    if (parameterContext.isAnnotated(DmnDeploymentId.class)) {
        return flowableTestHelper.getDeploymentIdFromDeploymentAnnotation();
    }

    Class<?> parameterType = parameterContext.getParameter().getType();
    DmnEngine dmnEngine = flowableTestHelper.getDmnEngine();
    if (parameterType.isInstance(dmnEngine)) {
        return dmnEngine;
    } else if (FlowableDmnTestHelper.class.equals(parameterType)) {
        return flowableTestHelper;
    }

    try {
        return DmnEngine.class.getDeclaredMethod("get" + parameterType.getSimpleName()).invoke(dmnEngine);
    } catch (IllegalAccessException | InvocationTargetException | NoSuchMethodException ex) {
        throw new ParameterResolutionException("Could not find service " + parameterType, ex);
    }
}
 

@Override
public Object resolveParameter(ParameterContext parameterContext,
    ExtensionContext extensionContext)
    throws ParameterResolutionException {
  List<ParameterFactory> validFactories =
      getSupportedFactories(parameterContext.getParameter()).collect(toList());

  if (validFactories.size() > 1) {
    throw new ParameterResolutionException(
        String.format("Too many factories: %s for parameter: %s",
            validFactories,
            parameterContext.getParameter()));
  }

  return Iterables.getOnlyElement(validFactories)
      .getParameterValue(parameterContext.getParameter());
}
 

@Override
public Object resolveParameter(ParameterContext parameterContext, ExtensionContext context) {
    FlowableCmmnTestHelper flowableTestHelper = getTestHelper(context);
    if (parameterContext.isAnnotated(CmmnDeploymentId.class)) {
        return flowableTestHelper.getDeploymentIdFromDeploymentAnnotation();
    }

    Class<?> parameterType = parameterContext.getParameter().getType();
    CmmnEngine cmmnEngine = flowableTestHelper.getCmmnEngine();
    if (parameterType.isInstance(cmmnEngine)) {
        return cmmnEngine;
    } else if (FlowableCmmnTestHelper.class.equals(parameterType)) {
        return flowableTestHelper;
    }

    try {
        return CmmnEngine.class.getDeclaredMethod("get" + parameterType.getSimpleName()).invoke(cmmnEngine);
    } catch (IllegalAccessException | InvocationTargetException | NoSuchMethodException ex) {
        throw new ParameterResolutionException("Could not find service " + parameterType, ex);
    }
}
 

@Override
public Object resolveParameter(ParameterContext parameterContext, ExtensionContext context) {
    FlowableTestHelper flowableTestHelper = getTestHelper(context);
    if (parameterContext.isAnnotated(DeploymentId.class)) {
        return flowableTestHelper.getDeploymentIdFromDeploymentAnnotation();
    }

    Class<?> parameterType = parameterContext.getParameter().getType();
    ProcessEngine processEngine = flowableTestHelper.getProcessEngine();
    if (parameterType.isInstance(processEngine)) {
        return processEngine;
    } else if (FlowableTestHelper.class.equals(parameterType)) {
        return flowableTestHelper;
    } else if (FlowableMockSupport.class.equals(parameterType)) {
        return flowableTestHelper.getMockSupport();
    }

    try {
        return ProcessEngine.class.getDeclaredMethod("get" + parameterType.getSimpleName()).invoke(processEngine);
    } catch (IllegalAccessException | InvocationTargetException | NoSuchMethodException ex) {
        throw new ParameterResolutionException("Could not find service " + parameterType, ex);
    }
}
 

@Override
public Object resolveParameter(
    ParameterContext parameterContext, ExtensionContext extensionContext)
    throws ParameterResolutionException {
  checkExtensionContext(extensionContext);
  CloseableTestKit closeableTestKit =
      getStore(extensionContext).get(TESTKIT_KEY, CloseableTestKit.class);
  TestKit testKit;
  if (closeableTestKit == null) {
    testKit = buildTestKit(parameterContext, extensionContext);
    getStore(extensionContext).put(TESTKIT_KEY, new CloseableTestKit(testKit));
  } else {
    // Throw an exception if TestKit was already instantiated in this context, but user tries to
    // reconfigure it
    if (annotationsUsed(parameterContext)) {
      throw new ParameterResolutionException("TestKit was parameterized with annotations after"
          + " being instantiated in " + extensionContext.getDisplayName());
    }
    testKit = closeableTestKit.getTestKit();
  }
  return testKit;
}
 

@Override
public Object resolveParameter(ParameterContext parameterContext, ExtensionContext extensionContext)
    throws ParameterResolutionException {
  if (tempDirectory == null) {
    try {
      tempDirectory = createTempDirectory(extensionContext.getRequiredTestClass().getSimpleName());
    } catch (IOException e) {
      throw new UncheckedIOException(e);
    }
  }
  return tempDirectory;
}
 

@Override
public Object resolveParameter(ParameterContext parameterContext, ExtensionContext extensionContext)
    throws ParameterResolutionException {
  if (vertx == null) {
    System.setProperty("vertx.disableFileCPResolving", "true");
    vertx = Vertx.vertx();
  }
  return vertx;
}
 

@Override
public Object resolveParameter(ParameterContext parameterContext, ExtensionContext extensionContext)
    throws ParameterResolutionException {
  if (tempDirectory == null) {
    try {
      tempDirectory = createTempDirectory(extensionContext.getRequiredTestClass().getSimpleName());
    } catch (IOException e) {
      throw new UncheckedIOException(e);
    }
  }
  return tempDirectory;
}
 

@Override
public Object resolveParameter(ParameterContext parameterContext, ExtensionContext extensionContext)
    throws ParameterResolutionException {
  if (vertx == null) {
    System.setProperty("vertx.disableFileCPResolving", "true");
    vertx = Vertx.vertx();
  }
  return vertx;
}
 

@Override
public boolean supportsParameter(ParameterContext parameterContext, ExtensionContext extensionContext) throws ParameterResolutionException {
    if (parameterContext.getParameter().getType() == Configuration.class) return true;
    if (parameterContext.getParameter().getType() == Sources.class) return true;
    if (parameterContext.getParameter().getType() == AnalyzedImplementation.class) return true;
    for (Field field : Configuration.class.getDeclaredFields()) {
        if (field.getType() == parameterContext.getParameter().getType()) {
            return true;
        }
    }
    return false;
}
 

@SuppressWarnings("PMD.AvoidUncheckedExceptionsInSignatures")
@Override
public BrokerProperties resolveParameter(ParameterContext parameterContext, ExtensionContext extensionContext)
	throws ParameterResolutionException {
	String[] properties = getValueHolderProperties(extensionContext);
	return new BrokerProperties(properties);
}
 

@Override
public Object resolveParameter(ParameterContext parameterContext, ExtensionContext extensionContext) throws ParameterResolutionException {
    AnnotatedElement annotatedElement = extensionContext.getElement().orElse(null);

    if (annotatedElement == null) return null;

    UITest annotation = annotatedElement.getAnnotation(UITest.class);
    FXMLLoader loader = new FXMLLoader(getClass().getResource(annotation.value()));

    try {
        return loader.load();
    } catch (IOException e) {
        return null;
    }
}
 

@Override
public boolean supportsParameter(
		ParameterContext parameterContext, ExtensionContext extensionContext)
		throws ParameterResolutionException {
	// don't blindly support a common type like `Integer`
	// instead it should be annotated with `@Randomized` or something
	Class<?> targetType = parameterContext.getParameter().getType();
	return targetType == Integer.class || targetType == int.class;
}
 

@Override
public Object resolveParameter(ParameterContext parameterContext, ExtensionContext extensionContext) throws ParameterResolutionException {
    // we did our checks in supportsParameter() method, now we can do simple resolution
    if (getContainerFromStore(extensionContext) != null) {
        List<Annotation> qualifiers = resolveQualifiers(parameterContext, getContainerFromStore(extensionContext).getBeanManager());
        return getContainerFromStore(extensionContext)
                .select(parameterContext.getParameter().getType(), qualifiers.toArray(new Annotation[qualifiers.size()])).get();
    }
    return null;
}
 

@Override
public boolean supportsParameter(ParameterContext parameterContext, ExtensionContext extensionContext) throws ParameterResolutionException {
    // if weld container isn't up yet or if its not Method, we don't resolve it
    if (getContainerFromStore(extensionContext) == null || (!(parameterContext.getDeclaringExecutable() instanceof Method))) {
        return false;
    }
    List<Annotation> qualifiers = resolveQualifiers(parameterContext, getContainerFromStore(extensionContext).getBeanManager());
    // if we require explicit parameter injection (via global settings or annotation) and there are no qualifiers we don't resolve it
    if ((getExplicitInjectionInfoFromStore(extensionContext) || (methodRequiresExplicitParamInjection(parameterContext))) && qualifiers.isEmpty()) {
        return false;
    } else {
        return getContainerFromStore(extensionContext).select(parameterContext.getParameter().getType(), qualifiers.toArray(new Annotation[qualifiers.size()]))
                .isResolvable();
    }
}
 

@ExpectFailure({
    @Cause(type = ParameterResolutionException.class),
    @Cause(type = ArgumentConversionException.class),
    @Cause(type = ClassNotFoundException.class)
})
@ParameterizedTest
@ValueSource(strings = "123ClassDoesNotExist")
void classNotFound(@ConvertWith(ClassArgumentConverter.class) Class<?> clazz) {}
 

@ExpectFailure({
    @Cause(type = ParameterResolutionException.class),
    @Cause(type = ArgumentConversionException.class, message = "Invalid parameter type")
})
@ParameterizedTest
@ValueSource(strings = "java.lang.Object")
void badParameterType(@ConvertWith(ClassArgumentConverter.class) String clazz) {}
 

@ExpectFailure({
    @Cause(type = ParameterResolutionException.class),
    @Cause(
        type = ArgumentConversionException.class,
        message = "java.lang.Class<java.util.List> is not assignable to"
            + " java.lang.Class<java.util.Collection<?>>"
    )
})
@ParameterizedTest
@ValueSource(strings = "java.util.List")
void wrongClass(@ConvertWith(ClassArgumentConverter.class) Class<Collection<?>> clazz) {}
 

@ExpectFailure({
    @Cause(type = ParameterResolutionException.class),
    @Cause(type = ArgumentConversionException.class, message = "is not assignable to")
})
@ParameterizedTest
@ValueSource(strings = "java.util.List")
void badLowerBound(
    @ConvertWith(ClassArgumentConverter.class) Class<? super Collection<?>> clazz) {}
 

@ExpectFailure({
    @Cause(type = ParameterResolutionException.class),
    @Cause(type = ArgumentConversionException.class, message = "is not assignable to")
})
@ParameterizedTest
@ValueSource(strings = "java.lang.Object")
void badUpperBound(
    @ConvertWith(ClassArgumentConverter.class) Class<? extends Collection<?>> clazz) {}
 

@Override
public Object resolveParameter(
		ParameterContext parameterContext, ExtensionContext context)
		throws ParameterResolutionException {
	return randomByUniqueId(context)
			.computeIfAbsent(context.getUniqueId(), SeededRandom::create);
}
 

@Override
public Object resolveParameter(ParameterContext parameterContext,
    ExtensionContext extensionContext)
    throws ParameterResolutionException {
  Parameter parameter = parameterContext.getParameter();
  Key<?> key = getKey(extensionContext.getTestClass(), parameter);
  Injector injector = getInjectorForParameterResolution(extensionContext)
      .orElseThrow(() ->
          new ParameterResolutionException(
              String.format(
                  "Could not create injector for: %s It has no annotated element.",
                  extensionContext.getDisplayName())));

  return injector.getInstance(key);
}
 

@ExpectFailure(
        @Cause(
                type = ParameterResolutionException.class,
                message = "Discovered multiple competing ParameterResolvers"
        )
)
@IncludeModule(TestModule.class)
@ParameterizedTest
@ValueSource(strings = "valueSourceString")
void explicitBindingStringShouldConflictWithValueSource(String value) {
}
 

@ExpectFailure(
        @Cause(
                type = ParameterResolutionException.class,
                message = "Discovered multiple competing ParameterResolvers"
        )
)
@IncludeModule(TestModule.class)
@ParameterizedTest
@ValueSource(strings = "valueSourceString")
void explicitBindingStringShouldConflictWithValueSource2(@SomeBindingAnnotation String value) {
}
 

@ExpectFailure(
        @Cause(
                type = ParameterResolutionException.class,
                message = "Discovered multiple competing ParameterResolvers"
        )
)
@IncludeModule(TestModule.class)
@ParameterizedTest
@ValueSource(strings = "valueSourceString")
void explicitBindingStringShouldConflictWithValueSource3(@SomeQualifyingAnnotation String value) {
}
 

@ExpectFailure(
        @Cause(
                type = ParameterResolutionException.class,
                message = "Discovered multiple competing ParameterResolvers"
        )
)
@IncludeModule(TestModule.class)
@ParameterizedTest
@ValueSource(strings = "valueSourceString")
void explicitBindingStringShouldConflictWithValueSource4(@Named("named") String value) {
}