How to use catchReflectiveOperationException method of org.assertj.core.api.Assertions class

Best Assertj code snippet using org.assertj.core.api.Assertions.catchReflectiveOperationException

Source:Assertions_catchReflectiveOperationException_Test.java Github

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...11 * Copyright 2012-2022 the original author or authors.12 */13package org.assertj.core.api;14import static org.assertj.core.api.Assertions.assertThat;15import static org.assertj.core.api.Assertions.catchReflectiveOperationException;16import static org.assertj.core.api.Assertions_catchThrowable_Test.codeThrowing;17import static org.assertj.core.api.BDDAssertions.then;18import static org.assertj.core.util.AssertionsUtil.expectAssertionError;19import static org.mockito.Mockito.mock;20import org.assertj.core.api.ThrowableAssert.ThrowingCallable;21import org.junit.jupiter.api.Test;22class Assertions_catchReflectiveOperationException_Test {23 @Test24 void catchReflectiveOperationException_should_fail_with_good_message_if_wrong_type() {25 // GIVEN26 ThrowingCallable code = () -> catchReflectiveOperationException(raisingException("boom!!"));27 // WHEN28 AssertionError assertionError = expectAssertionError(code);29 // THEN30 assertThat(assertionError).hasMessageContainingAll(ReflectiveOperationException.class.getName(), Exception.class.getName());31 }32 @Test33 void catchReflectiveOperationException_should_succeed_and_return_actual_instance_with_correct_class() {34 // GIVEN35 final ReflectiveOperationException expected = new ReflectiveOperationException("boom!!");36 // WHEN37 ReflectiveOperationException actual = catchReflectiveOperationException(codeThrowing(expected));38 // THEN39 then(actual).isSameAs(expected);40 }41 @Test42 void catchReflectiveOperationException_should_succeed_and_return_null_if_no_exception_thrown() {43 // WHEN44 ReflectiveOperationException actual = catchReflectiveOperationException(() -> {});45 // THEN46 then(actual).isNull();47 }48 @Test49 void catchReflectiveOperationException_should_catch_mocked_throwable() {50 // GIVEN51 ReflectiveOperationException exception = mock(ReflectiveOperationException.class);52 // WHEN53 Throwable actual = catchReflectiveOperationException(codeThrowing(exception));54 // THEN55 then(actual).isSameAs(exception);56 }57 static ThrowingCallable raisingException(final String reason) {58 return codeThrowing(new Exception(reason));59 }60}...

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Source:EntryPointAssertions_catchReflectiveOperationException_Test.java Github

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...16import java.util.stream.Stream;17import org.assertj.core.api.ThrowableAssert.ThrowingCallable;18import org.junit.jupiter.params.ParameterizedTest;19import org.junit.jupiter.params.provider.MethodSource;20class EntryPointAssertions_catchReflectiveOperationException_Test extends EntryPointAssertionsBaseTest {21 private static final ReflectiveOperationException REFLECTIVE_OPERATION_EXCEPTION = new ReflectiveOperationException();22 @ParameterizedTest23 @MethodSource("catchReflectiveOperationExceptions")24 void should_catch_ReflectiveOperationException(Function<ThrowingCallable, ReflectiveOperationException> catchReflectiveOperationExceptions) {25 // GIVEN26 ThrowingCallable throwingCallable = () -> {27 throw REFLECTIVE_OPERATION_EXCEPTION;28 };29 // WHEN30 ReflectiveOperationException throwable = catchReflectiveOperationExceptions.apply(throwingCallable);31 // THEN32 then(throwable).isSameAs(REFLECTIVE_OPERATION_EXCEPTION);33 }34 private static Stream<Function<ThrowingCallable, ReflectiveOperationException>> catchReflectiveOperationExceptions() {35 return Stream.of(Assertions::catchReflectiveOperationException, BDDAssertions::catchReflectiveOperationException, withAssertions::catchReflectiveOperationException);36 }37}...

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catchReflectiveOperationException

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1import org.junit.Test;2import static org.assertj.core.api.Assertions.*;3public class AssertJTest {4 public void test() {5 assertThatExceptionOfType(NullPointerException.class)6 .isThrownBy(() -> {7 throw new NullPointerException();8 })9 .withMessage("message")10 .withCause(new IllegalArgumentException("cause"))11 .withStackTraceContaining("stacktrace");12 }13}14at org.junit.Assert.fail(Assert.java:88)15at org.junit.Assert.failNotEquals(Assert.java:834)16at org.junit.Assert.assertSame(Assert.java:772)17at org.junit.Assert.assertSame(Assert.java:782)18at org.assertj.core.api.AbstractThrowableAssert.isInstanceOf(AbstractThrowableAssert.java:99)19at org.assertj.core.api.AbstractThrowableAssert.isInstanceOf(AbstractThrowableAssert.java:28)20at org.assertj.core.api.AssertionsForClassTypes.isInstanceOf(AssertionsForClassTypes.java:141)21at org.assertj.core.api.Assertions.isInstanceOf(Assertions.java:411)22at AssertJTest.test(AssertJTest.java:15)

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catchReflectiveOperationException

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1package com.puppycrawl.tools.checkstyle.checks.coding;2import static org.assertj.core.api.Assertions.catchReflectiveOperationException;3public class InputIllegalCatchCheckCatchReflectiveOperationException {4 public void method() {5 catchReflectiveOperationException(() -> {6 });7 }8}

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catchReflectiveOperationException

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1import org.junit.Test;2import static org.assertj.core.api.Assertions.catchThrowable;3import static org.assertj.core.api.Assertions.assertThat;4import java.lang.reflect.InvocationTargetException;5public class Test1 {6 public void test1() throws Exception {7 Throwable thrown = catchThrowable(() -> {8 throw new InvocationTargetException(new NullPointerException("npe"));9 });10 assertThat(thrown).hasCauseInstanceOf(NullPointerException.class);11 }12}13import org.junit.Test;14import static org.assertj.core.api.Assertions.catchThrowable;15import static org.assertj.core.api.Assertions.assertThat;16import java.lang.reflect.InvocationTargetException;17public class Test2 {18 public void test2() throws Exception {19 Throwable thrown = catchThrowable(() -> {20 throw new InvocationTargetException(new NullPointerException("npe"));21 });22 assertThat(thrown).isInstanceOf(InvocationTargetException.class);23 }24}25import org.junit.Test;26import static org.assertj.core.api.Assertions.assertThatThrownBy;27import java.lang.reflect.InvocationTargetException;28public class Test3 {29 public void test3() throws Exception {30 assertThatThrownBy(() -> {31 throw new InvocationTargetException(new NullPointerException("npe"));32 }).isInstanceOf(InvocationTargetException.class);33 }34}35import org.junit.Test;36import static org.assertj.core.api.Assertions.assertThatExceptionOfType;37import java.lang.reflect.InvocationTargetException;38public class Test4 {39 public void test4() throws Exception {40 assertThatExceptionOfType(InvocationTargetException.class).isThrownBy(() -> {41 throw new InvocationTargetException(new NullPointerException("npe"));42 });43 }44}45import org.junit.Test;46import static org.assertj.core.api.Assertions.assertThatCode;47import java.lang.reflect.InvocationTargetException;48public class Test5 {49 public void test5() throws Exception {50 assertThatCode(() -> {51 throw new InvocationTargetException(new NullPointerException("npe"));52 }).doesNotThrowAnyException();53 }54}

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catchReflectiveOperationException

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1import org.assertj.core.api.Assertions;2import java.lang.reflect.InvocationTargetException;3import java.lang.reflect.Method;4public class AssertionsCatchReflectiveOperationException {5 public static void main(String[] args) throws NoSuchMethodException {6 Method method = Assertions.class.getMethod("catchReflectiveOperationException", InvocationTargetException.class);7 InvocationTargetException exception = new InvocationTargetException(new Exception(), "Exception");8 Assertions.catchReflectiveOperationException(exception);9 }10}11at org.assertj.core.api.Assertions.catchReflectiveOperationException(Assertions.java:100)12at AssertionsCatchReflectiveOperationException.main(AssertionsCatchReflectiveOperationException.java:14)13Recommended Posts: Java | Assertions.assertThrows() method of org.junit.jupiter.api.Assertions class14Java | Assertions.fail() method of org.junit.jupiter.api.Assertions class15Java | Assertions.failSame() method of org.junit.jupiter.api.Assertions class16Java | Assertions.failNotEquals() method of org.junit.jupiter.api.Assertions class17Java | Assertions.failNotSame() method of org.junit.jupiter.api.Assertions class18Java | Assertions.assertTimeout() method of org.junit.jupiter.api.Assertions class19Java | Assertions.assertTimeoutPreemptively() method of org.junit.jupiter.api.Assertions class20Java | Assertions.assertTimeoutPreemptively() method of org.junit.jupiter.api.Assertions class21Java | Assertions.assertTimeout() method of org.junit.jupiter.api.Assertions class22Java | Assertions.assertTimeoutPreemptively() method of org.junit.jupiter.api.Assertions class23Java | Assertions.assertTimeoutPreemptively() method of org.junit.jupiter.api.Assertions class24Java | Assertions.assertTimeout() method of org.junit.jupiter.api.Assertions class25Java | Assertions.assertTimeoutPreemptively() method of org.junit.jupiter.api.Assertions class26Java | Assertions.assertTimeoutPreemptively() method of org.junit.jupiter.api.Assertions class27Java | Assertions.assertTimeout() method of org.junit.jupiter.api.Assertions class28Java | Assertions.assertTimeoutPreemptively() method of org.junit.jupiter.api.Assertions class29Java | Assertions.assertTimeoutPreemptively() method

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catchReflectiveOperationException

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1import org.assertj.core.api.Assertions;2import java.io.IOException;3public class AssertionsCatchReflectiveOperationException {4 public static void main(String[] args) {5 Assertions.catchReflectiveOperationException(() -> {6 Class<?> clazz = Class.forName("java.io.IOException");7 });8 }9}10 at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:581)11 at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)12 at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)13 at AssertionsCatchReflectiveOperationException.main(1.java:9)

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catchReflectiveOperationException

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1import org.assertj.core.api.Assertions;2public class AssertionsCatchReflectiveOperationException {3 public static void main(String[] args) {4 Assertions.catchReflectiveOperationException(() -> {5 Class.forName("com.example.NonExistent");6 });7 }8}9 at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:583)10 at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)11 at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)12 at com.example.AssertionsCatchReflectiveOperationException.main(AssertionsCatchReflectiveOperationException.java:7)

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catchReflectiveOperationException

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1package org.example;2import org.assertj.core.api.Assertions;3public class App {4 public static void main(String[] args) {5 Assertions.catchReflectiveOperationException(() -> Class.forName("java.lang.String").getDeclaredConstructor().newInstance());6 }7}8java.lang.String.<init>()9 at org.assertj.core.api.ThrowableAssertAlternative.catchThrowable(ThrowableAssertAlternative.java:63)10 at org.assertj.core.api.Assertions.catchThrowable(Assertions.java:1654)11 at org.assertj.core.api.Assertions.catchThrowable(Assertions.java:1646)12 at org.assertj.core.api.Assertions.catchReflectiveOperationException(Assertions.java:1593)13 at org.example.App.main(App.java:10)

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catchReflectiveOperationException

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1public class AssertJTest {2 public static void main(String[] args) {3 Assertions.assertThatExceptionOfType(NoSuchMethodException.class).isThrownBy(() -> {4 Class.forName("java.lang.String").getMethod("foo");5 }).withMessage("foo").withMessageContaining("foo").withMessageMatching("foo").withMessageStartingWith("foo").withCause(new NoSuchMethodException()).withStackTraceContaining("foo").withNoCause();6 }7}8at org.assertj.core.api.Assertions.catchThrowable(Assertions.java:1273)9at org.assertj.core.api.Assertions.catchThrowable(Assertions.java:1229)10at org.assertj.core.api.Assertions.assertThatExceptionOfType(Assertions.java:1541)11at AssertJTest.main(AssertJTest.java:4)12at java.base/java.lang.Class.getMethod(Class.java:2108)13at AssertJTest.lambda$main$0(AssertJTest.java:5)14at org.assertj.core.api.ThrowableAssert.catchThrowable(ThrowableAssert.java:62)15at org.assertj.core.api.Assertions.catchThrowable(Assertions.java:1267)16public final ThrowableAssert.ThrowingCallable assertThatNoSuchMethodExceptionIsThrownBy(ThrowingCallable shouldRaiseThrowable)17public class AssertJTest {18 public static void main(String[] args) {19 Assertions.assertThatNoSuchMethodExceptionIsThrownBy(() -> {20 Class.forName("java.lang.String").getMethod("foo");21 });22 }23}24at org.assertj.core.api.Assertions.catchThrowable(Assertions.java:1273)25at org.assertj.core.api.Assertions.catchThrowable(Assertions.java:1229)26at org.assertj.core.api.Assertions.assertThatExceptionOfType(Assertions.java:1541)27at org.assertj.core.api.Assertions.assertThatNoSuchMethodExceptionIsThrownBy(Assertions.java

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catchReflectiveOperationException

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1package org.codeexample;2import static org.assertj.core.api.Assertions.catchThrowable;3public class App {4 public static void main(String[] args) {5 Throwable thrown = catchThrowable(() -> {6 Class.forName("a.b.c");7 });8 System.out.println(thrown.getClass().getName());9 }10}

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