How to use catchThrowable method of org.assertj.core.api.ThrowableAssert class

Best Assertj code snippet using org.assertj.core.api.ThrowableAssert.catchThrowable

Source:MembershipRequestTranslatorTest.java

1package com.example2.membership;2import org.assertj.core.api.ThrowableAssert;3import org.junit.Test;4import static org.assertj.core.api.Assertions.assertThat;5import static org.assertj.core.api.Assertions.catchThrowable;6public class MembershipRequestTranslatorTest {7    @Test8    public void testTranslate_translatesMembershipRequestDateRange() {9        MembershipRequestTranslator membershipRequestTranslator = new MembershipRequestTranslator();10        CreateMembershipRequest createMembershipRequest = getDefaultRequest();11        createMembershipRequest.setMembershipStartDate("6/10/2017");12        createMembershipRequest.setMembershipEndDate("7/28/2017");13        Membership translatedMembership = membershipRequestTranslator.translate(createMembershipRequest);14        assertThat(translatedMembership.getActiveDateRange().getEpochStart()).isEqualTo(1497070800000L);15        assertThat(translatedMembership.getActiveDateRange().getEpochEnd()).isEqualTo(1501218000000L);16    }17    @Test18    public void testTranslate_translatesMemberBirthDate() {19        MembershipRequestTranslator membershipRequestTranslator = new MembershipRequestTranslator();20        CreateMembershipRequest createMembershipRequest = getDefaultRequest();21        createMembershipRequest.setBirthDate("10/29/1994");22        Membership translatedMembership = membershipRequestTranslator.translate(createMembershipRequest);23        assertThat(translatedMembership.getBirthDate().getTime()).isEqualTo(783406800000L);24    }25    @Test26    public void testTranslate_translateEmail() {27        MembershipRequestTranslator membershipRequestTranslator = new MembershipRequestTranslator();28        CreateMembershipRequest createMembershipRequest = getDefaultRequest();29        createMembershipRequest.setEmail("email@email.com");30        Membership translatedMembership = membershipRequestTranslator.translate(createMembershipRequest);31        assertThat(translatedMembership.getEmail()).isEqualTo("email@email.com");32    }33    @Test34    public void testTranslate_translatesName() {35        MembershipRequestTranslator membershipRequestTranslator = new MembershipRequestTranslator();36        CreateMembershipRequest createMembershipRequest = getDefaultRequest();37        createMembershipRequest.setMemberName("jackson smith");38        Membership translatedMembership = membershipRequestTranslator.translate(createMembershipRequest);39        assertThat(translatedMembership.getMemberName()).isEqualTo("jackson smith");40    }41    @Test42    public void testTranslate_throwsErrorsWhenMemberNameIsNull() {43        MembershipRequestTranslator membershipRequestTranslator = new MembershipRequestTranslator();44        CreateMembershipRequest createMembershipRequest = getDefaultRequest();45        createMembershipRequest.setMemberName(null);46        Throwable throwable = catchThrowable(new ThrowableAssert.ThrowingCallable() {47            @Override48            public void call() throws Throwable {49                membershipRequestTranslator.translate(createMembershipRequest);50            }51        });52        assertThat(throwable.getMessage()).isEqualTo("memberName cannot be empty");53    }54    @Test55    public void testTranslate_throwsErrorsWhenEmailIsNull() {56        MembershipRequestTranslator membershipRequestTranslator = new MembershipRequestTranslator();57        CreateMembershipRequest createMembershipRequest = getDefaultRequest();58        createMembershipRequest.setEmail(null);59        Throwable throwable = catchThrowable(new ThrowableAssert.ThrowingCallable() {60            @Override61            public void call() throws Throwable {62                membershipRequestTranslator.translate(createMembershipRequest);63            }64        });65        assertThat(throwable.getMessage()).isEqualTo("email cannot be empty");66    }67    @Test68    public void testTranslate_throwsErrorsWhenBirthDateIsNull() {69        MembershipRequestTranslator membershipRequestTranslator = new MembershipRequestTranslator();70        CreateMembershipRequest createMembershipRequest = getDefaultRequest();71        createMembershipRequest.setBirthDate(null);72        Throwable throwable = catchThrowable(new ThrowableAssert.ThrowingCallable() {73            @Override74            public void call() throws Throwable {75                membershipRequestTranslator.translate(createMembershipRequest);76            }77        });78        assertThat(throwable.getMessage()).isEqualTo("birthDate cannot be empty");79    }80    @Test81    public void testTranslate_throwsErrorsWhenGetMembershipStartDateNull() {82        MembershipRequestTranslator membershipRequestTranslator = new MembershipRequestTranslator();83        CreateMembershipRequest createMembershipRequest = getDefaultRequest();84        createMembershipRequest.setMembershipStartDate(null);85        Throwable throwable = catchThrowable(new ThrowableAssert.ThrowingCallable() {86            @Override87            public void call() throws Throwable {88                membershipRequestTranslator.translate(createMembershipRequest);89            }90        });91        assertThat(throwable.getMessage()).isEqualTo("membershipStartDate cannot be empty");92    }93    @Test94    public void testTranslate_throwsErrorsWhenGetMembershipEndDateNull() {95        MembershipRequestTranslator membershipRequestTranslator = new MembershipRequestTranslator();96        CreateMembershipRequest createMembershipRequest = getDefaultRequest();97        createMembershipRequest.setMembershipEndDate(null);98        Throwable throwable = catchThrowable(new ThrowableAssert.ThrowingCallable() {99            @Override100            public void call() throws Throwable {101                membershipRequestTranslator.translate(createMembershipRequest);102            }103        });104        assertThat(throwable.getMessage()).isEqualTo("membershipEndDate cannot be empty");105    }106    private CreateMembershipRequest getDefaultRequest() {107        CreateMembershipRequest createMembershipRequest = new CreateMembershipRequest();108        createMembershipRequest.setMembershipEndDate("11/11/2001");109        createMembershipRequest.setMembershipStartDate("11/11/2001");110        createMembershipRequest.setEmail("");111        createMembershipRequest.setMemberName("");112        createMembershipRequest.setBirthDate("10/10/10");...

Source:AuditReportConfigValidatorTest.java

...34	public void shuldFailForVirtualAttributeType()35	{36		//given & when37		final Throwable actual = ThrowableAssert38				.catchThrowable(() -> loadConfigFromFile("audit.test/validation-wrong-virtual-type.xml"));39		//then40		assertThat(actual.getCause().getCause()).isInstanceOf(AuditConfigValidationException.class);41		assertThat(actual.getCause().getCause().getMessage()).contains("No correct type");42	}43	@Test44	public void shuldFailForReferenceAttributeType()45	{46		//given & when47		final Throwable actual = ThrowableAssert48				.catchThrowable(() -> loadConfigFromFile("audit.test/validation-wrong-reference-type.xml"));49		//then50		assertThat(actual.getCause().getCause()).isInstanceOf(AuditConfigValidationException.class);51		assertThat(actual.getCause().getCause().getMessage()).contains("No correct type");52	}53	@Test54	public void shuldFailForGivenRootType()55	{56		//given & when57		final Throwable actual = ThrowableAssert58				.catchThrowable(() -> loadConfigFromFile("audit.test/validation-wrong-given-root-type.xml"));59		//then60		assertThat(actual.getCause().getCause()).isInstanceOf(AuditConfigValidationException.class);61		assertThat(actual.getCause().getCause().getMessage()).contains("No correct type");62	}63	@Test64	public void shuldFailForSubType()65	{66		//given & when67		final Throwable actual = ThrowableAssert68				.catchThrowable(() -> loadConfigFromFile("audit.test/validation-wrong-sub-type.xml"));69		//then70		assertThat(actual.getCause().getCause()).isInstanceOf(AuditConfigValidationException.class);71		assertThat(actual.getCause().getCause().getMessage()).contains("No correct type");72	}73	@Test74	public void shuldFailForInvalidXml()75	{76		//given & when77		final Throwable actual = ThrowableAssert.catchThrowable(() -> loadConfigFromFile("audit.test/validation-invalidxml.xml"));78		//then79		assertTrue(ExceptionUtils.indexOfThrowable(actual, UnmarshalException.class) >= 0);80	}81	@Test82	public void shuldFailForRepeatedReferenceAttributesXml()83	{84		//given & when85		final Throwable actual = ThrowableAssert86				.catchThrowable(() -> loadConfigFromFile("audit.test/validation-duplicated-ref-attrs.xml"));87		//then88		assertTrue(ExceptionUtils.indexOfThrowable(actual, UnmarshalException.class) >= 0);89	}90	@Test91	public void shuldFailForNotExistingAttribut()92	{93		//given & when94		final Throwable actual = ThrowableAssert95				.catchThrowable(() -> loadConfigFromFile("audit.test/validation-wrong-attribute.xml"));96		//then97		assertThat(actual.getCause().getCause()).isInstanceOf(AuditConfigValidationException.class);98	}99	@Test100	public void shuldFailForNotExistingAtomicAttribut()101	{102		//given & when103		final Throwable actual = ThrowableAssert104				.catchThrowable(() -> loadConfigFromFile("audit.test/validation-wrong-atomic-attribute.xml"));105		//then106		assertThat(actual.getCause().getCause()).isInstanceOf(AuditConfigValidationException.class);107	}108	@Test109	public void shuldNotFailForAtomicAttributeInSubType()110	{111		//given & when112		final Throwable actual = ThrowableAssert113				.catchThrowable(() -> loadConfigFromFile("audit.test/validation-correct-atomic-attribute.xml"));114		//then115		assertThat(actual).isNull();116	}117	private AuditReportConfig loadConfigFromFile(final String file)118	{119		try (InputStream resourceAsStream = AuditReportConfigValidatorTest.class.getClassLoader().getResourceAsStream(file))120		{121			final String xml = IOUtils.toString(resourceAsStream, UTF_8);122			auditConfigService.storeConfiguration(file, xml);123			return auditConfigService.getConfigForName(file);124		}125		catch (final IOException e)126		{127			throw new RuntimeException(e);...

Source:CompilationAssert.java

2import com.github.alexeylapin.reflect.ClassResource;3import org.assertj.core.api.AbstractAssert;4import org.assertj.core.api.Fail;5import org.assertj.core.api.ThrowableAssert;6import static org.assertj.core.api.Assertions.catchThrowable;7public class CompilationAssert extends AbstractAssert<CompilationAssert, ThrowableAssert.ThrowingCallable> {8    public CompilationAssert(ThrowableAssert.ThrowingCallable callable) {9        super(callable, CompilationAssert.class);10    }11    public static CompilationAssert assertThat(ThrowableAssert.ThrowingCallable callable) {12        return new CompilationAssert(callable);13    }14    public void fails() {15        Throwable throwable = catchThrowable(actual);16        if (throwable == null) {17            Fail.fail("Expecting code to throw an exception.");18        }19    }20    public void succeeds() {21        Throwable throwable = catchThrowable(actual);22        if (throwable != null) {23            Fail.fail("Expecting code not to throw an exception.");24        }25    }26//    public static void assertCompilationSuccess(ThrowableAssert.ThrowingCallable callable) {27//        Throwable throwable = catchThrowable(callable);28//29//        assertThat(throwable).isInstanceOf(ReflectException.class);30//        assertThat(throwable).hasMessageStartingWith("Compilation error");31//        System.out.println(throwable.getMessage());32//    }33//    public static void assertCompilationFailure(ThrowableAssert.ThrowingCallable callable) {34//        Throwable throwable = catchThrowable(callable);35//36//        assertThat(throwable).isInstanceOf(ReflectException.class);37//        assertThat(throwable).hasMessageStartingWith("Compilation error");38//        System.out.println(throwable.getMessage());39//    }40    public static ThrowableAssert.ThrowingCallable compilation(ClassResource classResource) {41        return classResource::compile;42    }43}...

catchThrowable

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2import static org.assertj.core.api.Assertions.catchThrowable;3import java.io.File;4import java.io.FileNotFoundException;5import java.io.FileReader;6import org.junit.Test;7public class AssertJTest {8    public void whenExceptionThrown_thenAssertionSucceds() {9        Throwable thrown = catchThrowable(() -> {10            throw new IllegalArgumentException("boom!");11        });12        assertThat(thrown).isInstanceOf(IllegalArgumentException.class)13            .hasMessageContaining("boom");14    }15    public void whenFileNotFoundExceptionThrown_thenAssertionSucceds() {16        Throwable thrown = catchThrowable(() -> {17            new FileReader(new File("notExistingFile.txt"));18        });19        assertThat(thrown).isInstanceOf(FileNotFoundException.class)20            .hasMessageContaining("notExistingFile.txt");21    }22}23    at org.junit.Assert.assertEquals(Assert.java:115)24    at org.junit.Assert.assertEquals(Assert.java:144)25    at com.baeldung.assertj.exception.AssertJTest.whenExceptionThrown_thenAssertionSucceds(AssertJTest.java:16)26Actual   :notExistingFile.txt (The system cannot find the file specified)27    at org.junit.Assert.assertEquals(Assert.java:115)28    at org.junit.Assert.assertEquals(Assert.java:144)29    at com.baeldung.assertj.exception.AssertJTest.whenFileNotFoundExceptionThrown_thenAssertionSucceds(AssertJTest.java:26)

catchThrowable

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2import static org.assertj.core.api.Assertions.catchThrowable;3import org.junit.Test;4import java.util.ArrayList;5import java.util.List;6public class AssertJCatchThrowableTest {7public void testCatchThrowable() {8List<String> list = new ArrayList<>();9Throwable thrown = catchThrowable(() -> list.get(1));10assertThat(thrown).isInstanceOf(IndexOutOfBoundsException.class);11}12}13at org.junit.Assert.assertEquals(Assert.java:115)14at org.junit.Assert.assertEquals(Assert.java:144)

catchThrowable

Using AI Code Generation

1import static org.assertj.core.api.Assertions.catchThrowable;2import static org.assertj.core.api.Assertions.assertThat;3public class AssertJCatchThrowableExample {4    public static void main(String[] args) {5        int a = 10;6        int b = 0;7        Throwable thrown = catchThrowable(() -> divide(a, b));8        assertThat(thrown).isInstanceOf(ArithmeticException.class);9        assertThat(thrown).hasMessage("/ by zero");10        assertThat(thrown).hasNoCause();11    }12    private static int divide(int a, int b) {13        return a / b;14    }15}161.java:11: error: unreported exception java.lang.ArithmeticException; must be caught or declared to be thrown17        Throwable thrown = catchThrowable(() -> divide(a, b));18hasMessage(String message)19hasMessageContaining(String message)20hasMessageStartingWith(String message)21hasMessageEndingWith(String message)22hasCause(Throwable cause)23hasCauseInstanceOf(Class<? extends Throwable> type)24hasNoCause()25hasStackTraceContaining(String stack

catchThrowable

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssert;2public class Test {3  public static void main(String[] args) {4    ThrowableAssert.assertThrownBy(() -> {5      throw new Exception("Exception thrown");6    }).hasMessage("Exception thrown");7  }8}9The hasRootCause() method is used to check if the exception has the specified cause. If the exception does not

catchThrowable

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssert;2class 1 {3    public static void main(String[] args) {4        ThrowableAssert.catchThrowable(() -> {5            throw new Exception("Test Exception");6        });7    }8}9import org.assertj.core.api.Assertions;10class 2 {11    public static void main(String[] args) {12        Assertions.catchThrowable(() -> {13            throw new Exception("Test Exception");14        });15    }16}17import org.assertj.core.api.ThrowableAssert;18class 3 {19    public static void main(String[] args) {20        ThrowableAssert.catchThrowable(() -> {21            throw new Exception("Test Exception");22        });23    }24}25import org.assertj.core.api.Assertions;26class 4 {27    public static void main(String[] args) {28        Assertions.catchThrowable(() -> {29            throw new Exception("Test Exception");30        });31    }32}33import org.assertj.core.api.ThrowableAssert;34class 5 {35    public static void main(String[] args) {36        ThrowableAssert.catchThrowable(() -> {37            throw new Exception("Test Exception");38        });39    }40}41import org.assertj.core.api.Assertions;42class 6 {43    public static void main(String[] args) {44        Assertions.catchThrowable(() -> {45            throw new Exception("Test Exception");46        });47    }48}49import org.assertj.core.api.ThrowableAssert;50class 7 {51    public static void main(String[] args) {52        ThrowableAssert.catchThrowable(() -> {53            throw new Exception("Test Exception");54        });55    }56}57import org.assertj.core.api.Assertions;58class 8 {59    public static void main(String[]

catchThrowable

Using AI Code Generation

1public class Test {2       public void test() throws Exception {3           Throwable thrown = catchThrowable(() -> {4               throw new Exception("boom!");5           });6           assertThat(thrown).isInstanceOf(Exception.class).hasMessageContaining("boom");7       }8}9	at org.junit.Assert.assertEquals(Assert.java:115)10	at org.junit.Assert.assertEquals(Assert.java:144)11	at Test.test(Test.java:9)12	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)13	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)14	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)15	at java.lang.reflect.Method.invoke(Method.java:498)16	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)17	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)18	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)19	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)20	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)21	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)22	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)23	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)24	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)25	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)26	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)27	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)28	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)29	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)30	at org.junit.runner.JUnitCore.run(JUnitCore.java:137)31	at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68

catchThrowable

Using AI Code Generation

1import static org.assertj.core.api.Assertions.catchThrowable;2import static org.assertj.core.api.Assertions.assertThat;3public class AssertJTest {4	public static void main(String[] args) {5		Throwable thrown = catchThrowable(() -> {throw new RuntimeException("Exception");});6		assertThat(thrown).isInstanceOf(RuntimeException.class);7		System.out.println("Exception is thrown");8	}9}

catchThrowable

Using AI Code Generation

1import static org.assertj.core.api.Assertions.*;2public class AssertJThrowable {3	public static void main(String[] args) {4		Throwable thrown = catchThrowable(() -> {5			throw new Exception("boom!");6		});7		assertThat(thrown).isInstanceOf(Exception.class).hasMessageContaining("boom");8	}9}10import static org.assertj.core.api.Assertions.*;11public class AssertJThrowable {12	public static void main(String[] args) {13		Exception thrown = catchThrowableOfType(() -> {14			throw new Exception("boom!");15		}, Exception.class);16		assertThat(thrown).hasMessageContaining("boom");17	}18}19import static org.assertj.core.api.Assertions.*;20public class AssertJThrowable {21	public static void main(String[] args) {22		assertThatExceptionOfType(Exception.class).isThrownBy(() -> {23			throw new Exception("boom!");24		}).withMessageContaining("boom");25	}26}

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