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How to use isInstanceOf method of org.assertj.core.api.AbstractAssert class

Best Assertj code snippet using org.assertj.core.api.AbstractAssert.isInstanceOf

Source:SolaceSpringCloudStreamAssertions.java

...46	public static <T> ThrowingConsumer<Message<?>> hasNestedHeader(String header, Class<T> type, boolean isBatched,47																   ThrowingConsumer<T> requirements) {48		return message -> {49			ThrowingConsumer<Map<String, Object>> satisfiesHeader = msgHeaders -> assertThat(msgHeaders.get(header))50					.isInstanceOf(type)51					.satisfies(headerValue -> requirements.accept(type.cast(headerValue)));52			if (isBatched) {53				assertThat(message.getHeaders())54						.extractingByKey(SolaceBinderHeaders.BATCHED_HEADERS)55						.isNotNull()56						.isInstanceOf(List.class)57						.asList()58						.isNotEmpty()59						.allSatisfy(msgHeaders -> assertThat(msgHeaders)60								.asInstanceOf(InstanceOfAssertFactories.map(String.class, Object.class))61								.satisfies(satisfiesHeader));62			} else {63				assertThat(message.getHeaders()).satisfies(satisfiesHeader);64			}65		};66	}67	/**68	 * <p>Returns a function to evaluate a message for the lack of a header which may be nested in a batched message.69	 * </p>70	 * <p>Should be used as a parameter of71	 * {@link org.assertj.core.api.AbstractAssert#satisfies(ThrowingConsumer) satisfies(ThrowingConsumer)}.</p>72	 * @param header header key73	 * @param isBatched is message expected to be a batched message?74	 * {@link org.assertj.core.api.AbstractAssert#satisfies(ThrowingConsumer) satisfies(ThrowingConsumer)}.75	 * @see org.assertj.core.api.AbstractAssert#satisfies(ThrowingConsumer)76	 * @return message header requirements evaluator77	 */78	public static ThrowingConsumer<Message<?>> noNestedHeader(String header, boolean isBatched) {79		return message -> {80			if (isBatched) {81				assertThat(message.getHeaders())82						.extractingByKey(SolaceBinderHeaders.BATCHED_HEADERS)83						.isNotNull()84						.isInstanceOf(List.class)85						.asList()86						.isNotEmpty()87						.allSatisfy(msgHeaders -> assertThat(msgHeaders)88								.asInstanceOf(InstanceOfAssertFactories.map(String.class, Object.class))89								.doesNotContainKey(header));90			} else {91				assertThat(message.getHeaders()).doesNotContainKey(header);92			}93		};94	}95	/**96	 * <p>Returns a function to evaluate that a consumed Solace message is valid.</p>97	 * <p>Should be used as a parameter of98	 * {@link org.assertj.core.api.AbstractAssert#satisfies(ThrowingConsumer) satisfies(ThrowingConsumer)}.</p>99	 * @param consumerProperties consumer properties100	 * @param expectedMessages the messages against which this message will be evaluated against.101	 *                            Should have a size of exactly 1 if this consumer is not in batch mode.102	 * @see org.assertj.core.api.AbstractAssert#satisfies(ThrowingConsumer)103	 * @return message evaluator104	 */105	public static ThrowingConsumer<Message<?>> isValidMessage(106			ExtendedConsumerProperties<SolaceConsumerProperties> consumerProperties,107			List<Message<?>> expectedMessages) {108		return isValidMessage(consumerProperties, expectedMessages.toArray(new Message<?>[0]));109	}110	/**111	 * Same as {@link #isValidMessage(ExtendedConsumerProperties, List)}.112	 * @param consumerProperties consumer properties113	 * @param expectedMessages the messages against which this message will be evaluated against.114	 *                            Should have a size of exactly 1 if this consumer is not in batch mode.115	 * @see org.assertj.core.api.AbstractAssert#satisfies(ThrowingConsumer)116	 * @see #isValidMessage(ExtendedConsumerProperties, List)117	 * @return message evaluator118	 */119	public static ThrowingConsumer<Message<?>> isValidMessage(120			ExtendedConsumerProperties<SolaceConsumerProperties> consumerProperties,121			Message<?>... expectedMessages) {122		// content-type header may be a String or MimeType123		Function<Object, MimeType> convertToMimeType = v -> v instanceof MimeType ? (MimeType) v :124				MimeType.valueOf(v.toString());125		MimeType expectedContentType = Optional.ofNullable(expectedMessages[0].getHeaders()126				.get(MessageHeaders.CONTENT_TYPE))127				.map(convertToMimeType)128				.orElse(null);129		return message -> {130			if (consumerProperties.isBatchMode()) {131				assertThat(message.getHeaders())132						.containsKey(IntegrationMessageHeaderAccessor.ACKNOWLEDGMENT_CALLBACK)133						.containsKey(IntegrationMessageHeaderAccessor.DELIVERY_ATTEMPT)134						.extractingByKey(SolaceBinderHeaders.BATCHED_HEADERS)135						.isNotNull()136						.isInstanceOf(List.class)137						.asList()138						.hasSize(expectedMessages.length)139						.allSatisfy(msgHeaders -> assertThat(msgHeaders)140								.asInstanceOf(InstanceOfAssertFactories.map(String.class, Object.class))141								.doesNotContainKey(IntegrationMessageHeaderAccessor.ACKNOWLEDGMENT_CALLBACK)142								.doesNotContainKey(IntegrationMessageHeaderAccessor.DELIVERY_ATTEMPT)143								.hasEntrySatisfying(MessageHeaders.CONTENT_TYPE, contentType ->144										assertThat(convertToMimeType.apply(contentType))145												.isEqualTo(expectedContentType)));146				assertThat(message.getPayload())147						.isInstanceOf(List.class)148						.asList()149						.containsExactly(Arrays.stream(expectedMessages).map(Message::getPayload).toArray());150			} else {151				assertThat(message.getPayload()).isEqualTo(expectedMessages[0].getPayload());152				assertThat(StaticMessageHeaderAccessor.getContentType(message)).isEqualTo(expectedContentType);153				assertThat(message.getHeaders())154						.containsKey(IntegrationMessageHeaderAccessor.ACKNOWLEDGMENT_CALLBACK)155						.containsKey(IntegrationMessageHeaderAccessor.DELIVERY_ATTEMPT);156			}157		};158	}159	/**160	 * <p>Returns a function to evaluate that an error message is valid.</p>161	 * <p>Should be used as a parameter of162	 * {@link org.assertj.core.api.AbstractAssert#satisfies(ThrowingConsumer) satisfies(ThrowingConsumer)}.</p>163	 * @param expectRawMessageHeader true if the error message contains the raw XMLMessage164	 * @see org.assertj.core.api.AbstractAssert#satisfies(ThrowingConsumer)165	 * @return message evaluator166	 */167	public static ThrowingConsumer<Message<?>> isValidProducerErrorMessage(boolean expectRawMessageHeader) {168		return errorMessage -> {169			assertThat(errorMessage.getPayload()).isNotNull();170			assertThat(errorMessage)171					.asInstanceOf(InstanceOfAssertFactories.type(ErrorMessage.class))172					.extracting(ErrorMessage::getOriginalMessage)173					.isNotNull();174			if (expectRawMessageHeader) {175				assertThat((Object) StaticMessageHeaderAccessor.getSourceData(errorMessage))176						.isInstanceOf(XMLMessage.class);177			} else {178				assertThat(errorMessage.getHeaders())179						.doesNotContainKey(IntegrationMessageHeaderAccessor.SOURCE_DATA);180			}181		};182	}183	/**184	 * <p>Returns a function to evaluate that a consumed Solace message is valid.</p>185	 * <p>Should be used as a parameter of186	 * {@link org.assertj.core.api.AbstractAssert#satisfies(ThrowingConsumer) satisfies(ThrowingConsumer)}.</p>187	 * @param consumerProperties consumer properties188	 * @param pollableConsumer true if consumer is a pollable consumer189	 * @param expectRawMessageHeader true if the error message contains the raw XMLMessage190	 * @param expectedMessages the messages against which this message will be evaluated against.191	 *                            Should have a size of exactly 1 if this consumer is not in batch mode.192	 * @see org.assertj.core.api.AbstractAssert#satisfies(ThrowingConsumer)193	 * @return message evaluator194	 */195	public static ThrowingConsumer<Message<?>> isValidConsumerErrorMessage(196			ExtendedConsumerProperties<SolaceConsumerProperties> consumerProperties,197			boolean pollableConsumer,198			boolean expectRawMessageHeader,199			List<Message<?>> expectedMessages) {200		return errorMessage -> {201			assertThat(errorMessage.getPayload()).isNotNull();202			assertThat(errorMessage)203					.asInstanceOf(InstanceOfAssertFactories.type(ErrorMessage.class))204					.extracting(ErrorMessage::getOriginalMessage)205					.isNotNull()206					.satisfies(isValidMessage(consumerProperties, expectedMessages))207					.extracting(Message::getHeaders)208					.asInstanceOf(InstanceOfAssertFactories.map(String.class, Object.class))209					.hasEntrySatisfying(IntegrationMessageHeaderAccessor.DELIVERY_ATTEMPT, deliveryAttempt ->210							assertThat(deliveryAttempt)211									.asInstanceOf(InstanceOfAssertFactories.ATOMIC_INTEGER)212									.hasValue(pollableConsumer ? 0 : consumerProperties.getMaxAttempts()));213			if (expectRawMessageHeader) {214				if (consumerProperties.isBatchMode()) {215					assertThat((Object) StaticMessageHeaderAccessor.getSourceData(errorMessage))216							.isNotNull()217							.asList()218							.allSatisfy(m -> assertThat(m).isInstanceOf(XMLMessage.class));219				} else {220					assertThat((Object) StaticMessageHeaderAccessor.getSourceData(errorMessage))221							.isInstanceOf(XMLMessage.class);222				}223			} else {224				assertThat(errorMessage.getHeaders())225						.doesNotContainKey(IntegrationMessageHeaderAccessor.SOURCE_DATA);226			}227		};228	}229	/**230	 * <p>Returns a function which drains and evaluates the messages for the provided error queue name.</p>231	 * <p>Should be used as a parameter of232	 * {@link org.assertj.core.api.AbstractAssert#satisfies(ThrowingConsumer) satisfies(ThrowingConsumer)}.</p>233	 * @param jcsmpSession JCSMP session234	 * @param expectedMessages expected messages in error queue235	 * @see org.assertj.core.api.AbstractAssert#satisfies(ThrowingConsumer)236	 * @return error queue evaluator237	 */238	@SuppressWarnings("CatchMayIgnoreException")239	public static ThrowingConsumer<String> errorQueueHasMessages(JCSMPSession jcsmpSession,240																 List<Message<?>> expectedMessages) {241		return errorQueueName -> {242			final ConsumerFlowProperties errorQueueFlowProperties = new ConsumerFlowProperties();243			errorQueueFlowProperties.setEndpoint(JCSMPFactory.onlyInstance().createQueue(errorQueueName));244			errorQueueFlowProperties.setStartState(true);245			FlowReceiver flowReceiver = null;246			SoftAssertions softly = new SoftAssertions();247			try {248				flowReceiver = jcsmpSession.createFlow(null, errorQueueFlowProperties);249				for (Message<?> message : expectedMessages) {250					BytesXMLMessage errorQueueMessage = flowReceiver.receive((int) TimeUnit.SECONDS.toMillis(10));251					if (errorQueueMessage == null) {252						throw new TimeoutException(String.format(253								"Timed out while waiting for messages from error queue %s", errorQueueName));254					}255					softly.assertThat(errorQueueMessage).satisfies(msg -> {256						assertThat(msg).isInstanceOf(BytesMessage.class);257						assertThat(((BytesMessage) msg).getData()).isEqualTo(message.getPayload());258					});259				}260			} catch (Throwable e) {261				softly.fail("unexpected exception thrown: " + e.getMessage(), e);262			} finally {263				if (flowReceiver != null) {264					flowReceiver.close();265				}266				softly.assertAll();267			}268		};269	}270}...

Source:AbstractAssert_extracting_with_String_and_AssertFactory_Test.java

...47    String propertyOrField = null;48    // WHEN49    Throwable thrown = catchThrowable(() -> underTest.extracting(propertyOrField, Assertions::assertThat));50    // THEN51    then(thrown).isInstanceOf(NullPointerException.class)52                .hasMessage(shouldNotBeNull("propertyOrField").create());53  }54  @Test55  void should_throw_npe_if_the_given_assert_factory_is_null() {56    // WHEN57    Throwable thrown = catchThrowable(() -> underTest.extracting("age", null));58    // THEN59    then(thrown).isInstanceOf(NullPointerException.class)60                .hasMessage(shouldNotBeNull("assertFactory").create());61  }62  @Test63  void should_throw_IntrospectionError_if_given_field_name_cannot_be_read() {64    // WHEN65    Throwable thrown = catchThrowable(() -> underTest.extracting("foo", Assertions::assertThat));66    // THEN67    then(thrown).isInstanceOf(IntrospectionError.class)68                .hasMessageContaining("Can't find any field or property with name 'foo'.");69  }70  @Test71  void should_pass_allowing_assertions_on_property_value() {72    // WHEN73    AbstractAssert<?, ?> result = underTest.extracting("age", Assertions::assertThat);74    // THEN75    result.isEqualTo(26);76  }77  @Test78  void should_pass_allowing_assertions_on_inner_property_value() {79    // WHEN80    AbstractAssert<?, ?> result = underTest.extracting("name.first", Assertions::assertThat);81    // THEN...

Source:JsonPathAssert.java

...13        Assertions.assertThat(actual.read(path, String.class)).isEqualTo(value);14        return this;15    }16    public JsonPathAssert hasString(String path) {17        Assertions.assertThat(actual.read(path, Object.class)).isInstanceOf(String.class);18        return this;19    }20    public JsonPathAssert hasInt(String path, int value) {21        Assertions.assertThat(actual.read(path, Integer.class)).isEqualTo(value);22        return this;23    }24    public JsonPathAssert hasInt(String path) {25        Assertions.assertThat(actual.read(path, Object.class)).isInstanceOf(Integer.class);26        return this;27    }28}...

isInstanceOf

Using AI Code Generation

1import org.assertj.core.api.AbstractAssert;2public class MyAssert extends AbstractAssert<MyAssert, String> {3    private MyAssert(String actual) {4        super(actual, MyAssert.class);5    }6    public static MyAssert assertThat(String actual) {7        return new MyAssert(actual);8    }9    public MyAssert isInstanceOf(Class<?> clazz) {10        isNotNull();11        if (!clazz.isInstance(actual)) {12            failWithMessage("Expected <%s> to be an instance of <%s>", actual, clazz);13        }14        return this;15    }16}17import org.junit.Test;18public class TestAssertJ {19    public void test() {20        MyAssert.assertThat("foo").isInstanceOf(String.class);21    }22}

isInstanceOf

Using AI Code Generation

1public class 1.java extends AbstractAssert<1.java, String> {2    private 1.java(String actual) {3        super(actual, 1.java.class);4    }5    public static 1.java assertThat(String actual) {6        return new 1.java(actual);7    }8    public 1.java hasLength(int length) {9        isNotNull();10        if (actual.length() != length) {11            failWithMessage("Expected length of <%s> but was <%s>", length, actual.length());12        }13        return this;14    }15    public 1.java hasLengthGreaterThan(int length) {16        isNotNull();17        if (actual.length() <= length) {18            failWithMessage("Expected length of <%s> but was <%s>", length, actual.length());19        }20        return this;21    }22    public 1.java hasLengthLessThan(int length) {23        isNotNull();24        if (actual.length() >= length) {25            failWithMessage("Expected length of <%s> but was <%s>", length, actual.length());26        }27        return this;28    }29    public 1.java hasLengthBetween(int lowerBound, int upperBound) {30        isNotNull();31        if (actual.length() < lowerBound || actual.length() > upperBound) {32            failWithMessage("Expected length of <%s> but was <%s>", lowerBound, actual.length());33        }34        return this;35    }36    public 1.java contains(String substring) {37        isNotNull();38        if (!actual.contains(substring)) {39            failWithMessage("Expected string to contain <%s> but was <%s>", substring, actual);40        }41        return this;42    }43    public 1.java doesNotContain(String substring) {44        isNotNull();45        if (actual.contains(substring)) {46            failWithMessage("Expected string not to contain <%s> but was <%s>", substring, actual);47        }48        return this;49    }50    public 1.java startsWith(String prefix) {51        isNotNull();52        if (!actual.startsWith(prefix)) {53            failWithMessage("Expected string to start with <%s> but was <%s>", prefix, actual);54        }55        return this;56    }57    public 1.java doesNotStartWith(String prefix) {58        isNotNull();59        if (actual.startsWith(prefix)) {60            failWithMessage("Expected string not to start with <%s> but was <%s>", prefix, actual);

isInstanceOf

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2public class AssertJInstanceOfExample {3    public static void main(String[] args) {4        Object o = "Hello";5        assertThat(o).isInstanceOf(String.class);6    }7}8import static org.assertj.core.api.Assertions.assertThat;9public class AssertJInstanceOfAnyExample {10    public static void main(String[] args) {11        Object o = "Hello";12        assertThat(o).isInstanceOfAny(String.class, Integer.class);13    }14}15import static org.assertj.core.api.Assertions.assertThat;16public class AssertJNotInstanceOfExample {17    public static void main(String[] args) {18        Object o = "Hello";19        assertThat(o).isNotInstanceOf(Integer.class);20    }21}22import static org.assertj.core.api.Assertions.assertThat;23public class AssertJNotInstanceOfAnyExample {24    public static void main(String[] args) {25        Object o = "Hello";26        assertThat(o).isNotInstanceOfAny(Integer.class, Long.class);27    }28}29import static org.assertj.core.api.Assertions.assertThat;30public class AssertJInstanceOfSatisfyingExample {31    public static void main(String[] args) {32        Object o = "Hello";33        assertThat(o).isInstanceOfSatisfying(String.class, s -> assertThat(s).contains("H"));34    }35}36import static org.assertj.core.api.Assertions.assertThat;37public class AssertJNotInstanceOfSatisfyingExample {38    public static void main(String[] args) {39        Object o = "Hello";40        assertThat(o).isNotInstanceOfSatisfying(String.class, s -> assertThat(s).contains("G"));41    }42}43import static org.assertj.core.api.Assertions.assertThat;44public class AssertJExactlyInstanceOfExample {45    public static void main(String[] args) {

isInstanceOf

Using AI Code Generation

1import org.assertj.core.api.AbstractAssert;2import org.junit.Test;3import static org.assertj.core.api.Assertions.assertThat;4public class AssertJInstanceOfTest {5    public void test() {6        Object o = new Object();7        assertThat(o).isInstanceOf(Object.class);8    }9}10import org.assertj.core.api.AbstractAssert;11import org.junit.Test;12import static org.assertj.core.api.Assertions.assertThat;13public class AssertJInstanceOfTest {14    public void test() {15        Object o = new Object();16        assertThat(o).isNotInstanceOf(String.class);17    }18}19import org.assertj.core.api.AbstractAssert;20import org.junit.Test;21import static org.assertj.core.api.Assertions.assertThat;22public class AssertJInstanceOfTest {23    public void test() {24        Object o = new Object();25        assertThat(o).isInstanceOfAny(Object.class, String.class);26    }27}28import org.assertj.core.api.AbstractAssert;29import org.junit.Test;30import static org.assertj.core.api.Assertions.assertThat;31public class AssertJInstanceOfTest {32    public void test() {33        Object o = new Object();34        assertThat(o).isNotInstanceOfAny(String.class, Integer.class);35    }36}

isInstanceOf

Using AI Code Generation

1import org.junit.Test;2import static org.assertj.core.api.Assertions.assertThat;3public class 1 {4    public void test() {5        assertThat("abc").isInstanceOf(String.class);6    }7}8import org.junit.Test;9import static org.assertj.core.api.Assertions.assertThat;10public class 1 {11    public void test() {12        assertThat("abc").isInstanceOf(String.class);13    }14}15import org.junit.Test;16import static org.assertj.core.api.Assertions.assertThat;17public class 1 {18    public void test() {19        assertThat("abc").as("some description").isInstanceOf(String.class);20    }21}22import org.junit.Test;23import static org.assertj.core.api.Assertions.assertThat;24public class 1 {25    public void test() {26        assertThat("abc").as("some description").isInstanceOf(String.class);27    }28}29import org.junit.Test;30import static org.assertj.core.api.Assertions.assertThat;31public class 1 {32    public void test() {33        assertThat("abc").isInstanceOf(String.class);34    }35}36import org.junit.Test;37import static org.assertj.core.api.Assertions.assertThat;38public class 1 {39    public void test() {40        assertThat("abc").isInstanceOf(String.class);41    }42}43import org.junit.Test;44import static org.assertj.core.api.Assertions.assertThat;45public class 1 {46    public void test() {47        assertThat("abc").as("some description").isInstanceOf(String.class);48    }49}50import org.junit.Test;51import static org.assertj.core.api.Assertions.assertThat;52public class 1 {53    public void test() {54        assertThat("abc").as("some description").isInstanceOf(String.class);55    }56}57import org.junit.Test;58import static org.assertj.core

isInstanceOf

Using AI Code Generation

1public class IsInstanceOfExample {2public static void main(String[] args) {3assertThat("test").isInstanceOf(String.class);4assertThat(1).isInstanceOf(Integer.class);5assertThat(new Integer(1)).isInstanceOf(Integer.class);6assertThat(new Integer(1)).isInstanceOf(Number.class);7assertThat(new Integer(1)).isInstanceOf(Object.class);8}9}10at org.junit.Assert.assertEquals(Assert.java:115)11at org.junit.Assert.assertEquals(Assert.java:144)12at org.assertj.core.api.AbstractAssert.isEqualTo(AbstractAssert.java:65)13at org.assertj.core.api.AbstractAssert.isEqualTo(AbstractAssert.java:33)14at org.assertj.core.api.AbstractAssert.isInstanceOf(AbstractAssert.java:221)15at org.assertj.core.api.AbstractAssert.isInstanceOf(AbstractAssert.java:33)16at IsInstanceOfExample.main(IsInstanceOfExample.java:9)17public class IsInstanceOfAnyExample {18public static void main(String[] args) {19assertThat("test").isInstanceOfAny(String.class, Integer.class);20assertThat(1).isInstanceOfAny(String.class, Integer.class);21assertThat(new Integer(1)).isInstanceOfAny(String.class, Integer.class);22assertThat(new Integer(1)).isInstanceOfAny(String.class, Number.class);23}24}25at org.junit.Assert.assertEquals(Assert.java:115)26at org.junit.Assert.assertEquals(Assert.java:144)27at org.assertj.core.api.AbstractAssert.isEqualTo(AbstractAssert.java:65)28at org.assertj.core.api.AbstractAssert.isEqualTo(AbstractAssert.java:33)29at org.assertj.core.api.AbstractAssert.isInstanceOfAny(AbstractAssert.java:234)30at org.assertj.core.api.AbstractAssert.isInstanceOfAny(AbstractAssert.java:33)31at IsInstanceOfAnyExample.main(IsInstanceOfAnyExample.java:9)32public class IsNotInstanceOfExample {33public static void main(String[] args) {34assertThat("test").isNotInstanceOf(Integer.class);35assertThat(1).isNotInstanceOf(String.class);36assertThat(new Integer(1)).is

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