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

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

Source:FileUtilsTest.java Github

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...40import static java.util.Comparator.comparing;41import static java.util.stream.Collectors.toList;42import static org.assertj.core.api.Assertions.assertThat;43import static org.assertj.core.api.Assertions.assertThatIOException;44import static org.assertj.core.api.Assertions.assertThatRuntimeException;45@FileSystemSource46@DisplayName("FileUtils")47class FileUtilsTest {48 @Nested49 @DisplayName("method 'getFileAttributes'")50 class GetFileAttributes {51 @Test52 @DisplayName("succeeds in getting attributes of file")53 void test0(@Memory FileSystem fileSystem) throws IOException {54 // given55 Path path = fileSystem.getPath("/");56 List<Path> randomFilePaths = TestFileSystemCreator.builder()57 .minimumFileCount(1)58 .maximumFileCount(10)59 .minimumFileLength(128)60 .maximumFileLength(1024)61 .fileSuffixes(".alp", ".bet", ".gam", ".del")62 .build().create(path).get(PathType.FILE);63 // when64 List<BasicFileAttributes> attributes = Files.list(path)65 .map(FileUtils::getFileAttributes).collect(toList());66 // then67 assertThat(path).hasNoParent();68 assertThat(attributes)69 .isNotNull()70 .isNotEmpty()71 .hasSameSizeAs(randomFilePaths)72 .doesNotContainNull()73 .doesNotHaveDuplicates()74 .allMatch(BasicFileAttributes::isRegularFile)75 .allMatch(attribute -> attribute.size() > 127)76 .allMatch(attribute -> attribute.creationTime().toMillis() <= System.currentTimeMillis());77 }78 @Test79 @DisplayName("fails to get attributes of non-existent file")80 void test1(@Memory FileSystem fileSystem) {81 // given82 Path path = fileSystem.getPath("/", "temp-file.txt");83 // expect84 assertThatRuntimeException()85 .isThrownBy(() -> FileUtils.getFileAttributes(path))86 .withCauseExactlyInstanceOf(NoSuchFileException.class)87 .withMessage(path.toString());88 }89 }90 // -------------------------------------------------------------------------------------------------91 @Nested92 @DisplayName("method 'download'")93 class Download {94 @Test95 @DisplayName("succeeds in downloading data in input stream as a file")96 void test0(@TempDir Path tempPath) throws IOException {97 // given98 Map<PathType, List<Path>> pathTypeMap = TestFileSystemCreator.builder()99 .minimumFileCount(1)100 .maximumFileCount(1)101 .minimumFileLength(128)102 .maximumFileLength(512)103 .build().create(tempPath);104 Path filePath = pathTypeMap.get(PathType.FILE).get(0);105 // when106 URL url = filePath.toUri().toURL();107 Path dest = tempPath.resolve(filePath.getFileName().toString() + ".bak");108 FileUtils.download(url, dest);109 // then110 assertThat(dest)111 .isNotNull()112 .exists()113 .isNotEmptyFile()114 .hasSameBinaryContentAs(filePath);115 }116 @Test117 @DisplayName("fails to download data with invalid URL")118 void test1() throws MalformedURLException {119 // given120 Path path = Paths.get(UUID.randomUUID().toString()).toAbsolutePath();121 URL url = path.toUri().toURL();122 // expect123 assertThatRuntimeException()124 .isThrownBy(() -> FileUtils.download(url, null))125 .withCauseExactlyInstanceOf(FileNotFoundException.class)126 .withMessageStartingWith(path.toString());127 }128 }129 // -------------------------------------------------------------------------------------------------130 @Nested131 @DisplayName("method 'deleteRecursively'")132 class DeleteRecursively {133 @RepeatedTest(10)134 @DisplayName("succeeds in deleting files and directories in recursive way")135 void test0(@Memory FileSystem fileSystem) throws IOException {136 // given137 Path path = fileSystem.getPath("/");138 TestFileSystemCreator.builder()139 .minimumFileCount(2)140 .maximumFileCount(10)141 .minimumDirectoryCount(2)142 .maximumDirectoryCount(10)143 .minimumFileLength(128)144 .maximumFileLength(512)145 .filePrefixes("alpha-", "beta-", "gamma-", "delta-")146 .build().create(path);147 // when148 Path[] paths = Files.list(path).toArray(Path[]::new);149 for (Path p : paths) {150 FileUtils.deleteRecursively(p);151 }152 // then153 assertThat(Files.list(path))154 .isNotNull()155 .isEmpty();156 }157 @Test158 @DisplayName("fails to delete non-existent directory in recursive way")159 void test1(@Memory FileSystem fileSystem) {160 // given161 Path path = fileSystem.getPath("/", "temp");162 // expect163 assertThatRuntimeException()164 .isThrownBy(() -> FileUtils.deleteRecursively(path))165 .withCauseExactlyInstanceOf(NoSuchFileException.class)166 .withMessage(path.toString());167 }168 @Test169 @DisplayName("fails to delete directory that has file in common way")170 void test2(@Memory FileSystem fileSystem) throws IOException {171 // given172 Path path = fileSystem.getPath("/");173 Map<PathType, List<Path>> pathTypeMap = TestFileSystemCreator.builder()174 .minimumFileCount(1)175 .maximumFileCount(1)176 .minimumDirectoryCount(1)177 .maximumDirectoryCount(1)...

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Source:Assertions_assertThatRuntimeException_Test.java Github

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...11 * Copyright 2012-2022 the original author or authors.12 */13package org.assertj.core.api;14import static java.lang.String.format;15import static org.assertj.core.api.Assertions.assertThatRuntimeException;16import static org.assertj.core.api.BDDAssertions.then;17import static org.assertj.core.test.ThrowingCallableFactory.codeThrowing;18import static org.assertj.core.util.AssertionsUtil.expectAssertionError;19import org.assertj.core.api.ThrowableAssert.ThrowingCallable;20import org.junit.jupiter.api.Test;21class Assertions_assertThatRuntimeException_Test {22 @Test23 void should_pass_when_throw_RuntimeException() {24 assertThatRuntimeException().isThrownBy(codeThrowing(new RuntimeException()));25 }26 @Test27 void should_fail_when_throw_wrong_type() {28 // GIVEN29 ThrowingCallable throwingCallable = () -> assertThatRuntimeException().isThrownBy(codeThrowing(new Error()));30 // WHEN31 AssertionError assertionError = expectAssertionError(throwingCallable);32 // THEN33 then(assertionError).hasMessageContainingAll(Error.class.getName(), RuntimeException.class.getName());34 }35 @Test36 void should_fail_when_no_exception_thrown() {37 // GIVEN38 ThrowingCallable throwingCallable = () -> assertThatRuntimeException().isThrownBy(() -> {});39 // WHEN40 AssertionError assertionError = expectAssertionError(throwingCallable);41 // THEN42 then(assertionError).hasMessage(format("%nExpecting code to raise a throwable."));43 }44}...

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assertThatRuntimeException

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1package org.example;2import org.junit.jupiter.api.Test;3import static org.assertj.core.api.Assertions.assertThatRuntimeException;4public class AppTest {5 public void shouldThrowNullPointerException() {6 assertThatRuntimeException().isThrownBy(() -> {7 throw new NullPointerException();8 }).withMessage("message");9 }10}11 at org.example.AppTest.lambda$shouldThrowNullPointerException$0(AppTest.java:13)12 at org.assertj.core.api.ThrowableAssert.catchThrowable(ThrowableAssert.java:62)13 at org.assertj.core.api.AssertionsForClassTypes.catchThrowable(AssertionsForClassTypes.java:845)14 at org.assertj.core.api.AssertionsForClassTypes.assertThatThrownBy(AssertionsForClassTypes.java:822)15 at org.assertj.core.api.Assertions.assertThatThrownBy(Assertions.java:1603)16 at org.example.AppTest.shouldThrowNullPointerException(AppTest.java:12)17 at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)18 at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)19 at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)20 at java.base/java.lang.reflect.Method.invoke(Method.java:566)21 at org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:688)22 at org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60)23 at org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:131)24 at org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:149)25 at org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestableMethod(TimeoutExtension.java:140)26 at org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestMethod(TimeoutExtension.java:84)27 at org.junit.jupiter.engine.execution.ExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(ExecutableInvoker.java:115)28 at org.junit.jupiter.engine.execution.ExecutableInvoker.lambda$invoke$0(ExecutableInvoker.java:105)29 at org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:106)30 at org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:64)31 at org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:45)32 at org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(

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assertThatRuntimeException

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1package com.ack.junit.assertj;2import org.junit.Test;3import static org.assertj.core.api.Assertions.assertThat;4import static org.assertj.core.api.Assertions.assertThatRuntimeException;5public class AssertJExceptionAssertionTest {6 public void assertJExceptionAssertionTest() {7 assertThatRuntimeException().isThrownBy( () -> {8 throw new RuntimeException( "test" );9 } )10 .withMessage( "test" );11 }12}13at org.junit.Assert.assertEquals(Assert.java:115)14at org.junit.Assert.assertEquals(Assert.java:144)15at org.assertj.core.api.AbstractThrowableAssert.hasMessage(AbstractThrowableAssert.java:92)16at org.assertj.core.api.ThrowableAssert.hasMessage(ThrowableAssert.java:54)17at org.assertj.core.api.ThrowableAssert.hasMessage(ThrowableAssert.java:33)18at com.ack.junit.assertj.AssertJExceptionAssertionTest.lambda$assertJExceptionAssertionTest$0(AssertJExceptionAssertionTest.java:21)19at org.assertj.core.api.Assertions$ThrowableAssertAlternative.catchThrowable(Assertions.java:1604)20at org.assertj.core.api.Assertions$ThrowableAssertAlternative.catchThrowable(Assertions.java:1584)21at com.ack.junit.assertj.AssertJExceptionAssertionTest.assertJExceptionAssertionTest(AssertJExceptionAssertionTest.java:18)22at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)23at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)24at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)25at java.lang.reflect.Method.invoke(Method.java:498)26at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)27at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)28at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)29at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)30at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)31at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)32at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)33at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)

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assertThatRuntimeException

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1package org.example;2import org.assertj.core.api.Assertions;3import org.junit.Test;4public class AppTest {5 public void testApp() {6 Assertions.assertThatRuntimeException().isInstanceOf(RuntimeException.class);7 }8}

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assertThatRuntimeException

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1import org.junit.jupiter.api.Test;2import static org.assertj.core.api.Assertions.*;3public class TestAssertJ {4 public void testAssertJ() {5 assertThatRuntimeException().isThrownBy(() -> {6 throw new RuntimeException();7 });8 }9}10 at org.junit.jupiter.api.AssertThrows.assertThrows(AssertThrows.java:57)11 at org.junit.jupiter.api.AssertThrows.assertThrows(AssertThrows.java:37)12 at org.junit.jupiter.api.Assertions.assertThrows(Assertions.java:1155)13 at org.junit.jupiter.api.Assertions.assertThrows(Assertions.java:1137)14 at org.assertj.core.api.Assertions.assertThatExceptionOfType(Assertions.java:1200)15 at org.assertj.core.api.Assertions.assertThatRuntimeException(Assertions.java:1218)16 at com.javatpoint.TestAssertJ.testAssertJ(TestAssertJ.java:10)17 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)18 at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)19 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)20 at java.lang.reflect.Method.invoke(Method.java:498)21 at org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:688)22 at org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:115)23 at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.lambda$invokeTestMethod$6(TestMethodTestDescriptor.java:171)24 at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)25 at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.invokeTestMethod(TestMethodTestDescriptor.java:167)26 at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:114)27 at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:59)28 at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$5(NodeTestTask.java:135)29 at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)30 at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$7(NodeTestTask.java:125)31 at org.junit.platform.engine.support.hierarchical.Node.around(Node.java:135)

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assertThatRuntimeException

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1import org.junit.Test;2import static org.assertj.core.api.Assertions.assertThat;3import static org.assertj.core.api.Assertions.assertThatExceptionOfType;4import static org.assertj.core.api.Assertions.assertThatRuntimeException;5import static org.assertj.core.api.Assertions.assertThatNullPointerException;6import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;7import static org.assertj.core.api.Assertions.assertThatIllegalStateException;8import static org.assertj.core.api.Assertions.assertThatIndexOutOfBoundsException;9import static org.assertj.core.api.Assertions.assertThatArrayIndexOutOfBoundsException;10import static org.assertj.core.api.Assertions.assertThatClassCastException;11import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;12import static org.assertj.core.api.Assertions.assertThatIllegalStateException;13import static org.assertj.core.api.Assertions.assertThatIndexOutOfBoundsException;14import static org.assertj.core.api.Assertions.assertThatArrayIndexOutOfBoundsException;15import static org.assertj.core.api.Assertions.assertThatClassCastException;16import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;17import static org.assertj.core.api.Assertions.assertThatIllegalStateException;18import static org.assertj.core.api.Assertions.assertThatIndexOutOfBoundsException;19import static org.assertj.core.api.Assertions.assertThatArrayIndexOutOfBoundsException;20import static org.assertj.core.api.Assertions.assertThatClassCastException;21public class Test1 {22 public void test1() {23 assertThatNullPointerException();24 }25 public void test2() {26 assertThatIllegalArgumentException();27 }28 public void test3() {29 assertThatIllegalStateException();30 }31 public void test4() {32 assertThatIndexOutOfBoundsException();33 }34 public void test5() {35 assertThatArrayIndexOutOfBoundsException();36 }37 public void test6() {38 assertThatClassCastException();39 }40 public void test7() {41 assertThatIllegalArgumentException();42 }43 public void test8() {44 assertThatIllegalStateException();45 }46 public void test9() {47 assertThatIndexOutOfBoundsException();48 }49 public void test10() {50 assertThatArrayIndexOutOfBoundsException();51 }52 public void test11() {53 assertThatClassCastException();54 }55 public void test12() {56 assertThatIllegalArgumentException();57 }58 public void test13() {59 assertThatIllegalStateException();60 }61 public void test14() {62 assertThatIndexOutOfBoundsException();63 }64 public void test15() {65 assertThatArrayIndexOutOfBoundsException();66 }

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assertThatRuntimeException

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1package com.ack.junit.assertj;2import org.junit.Test;3import java.io.File;4import static org.assertj.core.api.Assertions.assertThatRuntimeException;5public class AssertJTest3 {6 public void testAssertJException() {7 assertThatRuntimeException()8 .isThrownBy(() -> new File("somefile.txt").getCanonicalPath())9 .withMessageContaining("somefile.txt")10 .withNoCause();11 }12}13package com.ack.junit.assertj;14import org.junit.Test;15import java.io.File;16import static org.assertj.core.api.Assertions.assertThatExceptionOfType;17public class AssertJTest4 {18 public void testAssertJException() {19 assertThatExceptionOfType(Exception.class)20 .isThrownBy(() -> new File("somefile.txt").getCanonicalPath())21 .withMessageContaining("somefile.txt")22 .withNoCause();23 }24}

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assertThatRuntimeException

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1import org.assertj.core.api.ThrowableAssert.ThrowingCallable;2import org.junit.Test;3import static org.assertj.core.api.Assertions.assertThat;4import static org.assertj.core.api.Assertions.assertThatExceptionOfType;5import static org.assertj.core.api.Assertions.assertThatRuntimeException;6public class AssertJTest {7 public void test1() {8 assertThatExceptionOfType(IllegalArgumentException.class).isThrownBy(new ThrowingCallable() {9 public void call() throws Throwable {10 throw new IllegalArgumentException("invalid");11 }12 }).withMessage("invalid");13 }14 public void test2() {15 assertThatRuntimeException().isThrownBy(new ThrowingCallable() {16 public void call() throws Throwable {17 throw new RuntimeException("invalid");18 }19 }).withMessage("invalid");20 }21}22at org.junit.Assert.fail(Assert.java:89)23at org.junit.Assert.failNotEquals(Assert.java:835)24at org.junit.Assert.assertSame(Assert.java:787)25at org.junit.Assert.assertSame(Assert.java:797)26at org.assertj.core.api.Assertions.assertSame(Assertions.java:113)27at org.assertj.core.api.AssertionsAssert.isInstanceOf(AssertionsAssert.java:61)28at org.assertj.core.api.AssertionsAssert.isInstanceOf(AssertionsAssert.java:31)29at org.assertj.core.api.Assertions.isInstanceOf(Assertions.java:359)30at org.assertj.core.api.Assertions.isInstanceOf(Assertions.java:34)31at AssertJTest.test1(AssertJ

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