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 Github

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...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}...

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Source:AbstractAssert_extracting_with_String_and_AssertFactory_Test.java Github

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...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...

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Source:JsonPathAssert.java Github

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...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}...

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isInstanceOf

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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}

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isInstanceOf

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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);

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isInstanceOf

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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) {

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isInstanceOf

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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}

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isInstanceOf

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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

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isInstanceOf

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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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