Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use AbstractThrowableAssert class of org.assertj.core.api package

Best Assertj code snippet using org.assertj.core.api.AbstractThrowableAssert

Source:ConditionAssert.java

1package org.osgi.test.cases.feature.assertj;2import static org.assertj.core.api.Assertions.assertThatThrownBy;3import java.util.regex.Pattern;4import org.assertj.core.api.AbstractThrowableAssert;5import org.assertj.core.api.Condition;6import org.assertj.core.api.ObjectAssertFactory;7public interface ConditionAssert {8	String regex_startWith_Expecting = "(?si).*Expecting.*";9	default <T> AbstractThrowableAssert<?, ?> failingHas(Condition<T> condition, T actual, String msg, Object... args) {10		return failingHas(condition, actual, String.format(msg, args));11	}12	default <T> AbstractThrowableAssert<?, ?> failingHas(Condition<T> condition, T actual, String msg) {13		String regex = regex_expecting_X_M_Y(actual, ConditionMethod.Has, msg);14		return failingHas(condition, actual).hasMessageMatching(regex);15	}16	default <T> AbstractThrowableAssert<?, ?> failingHas(Condition<T> condition, T actual) {17		return assertThatThrownBy(() -> passingHas(condition, actual)).isInstanceOf(AssertionError.class);18	}19	default <T> AbstractThrowableAssert<?, ?> failingIs(Condition<T> condition, T actual, String msg, Object... args) {20		return failingIs(condition, actual, String.format(msg, args));21	}22	default <T> AbstractThrowableAssert<?, ?> failingIs(Condition<T> condition, T actual, String msg) {23		String regex = regex_expecting_X_M_Y(actual, ConditionMethod.Is, msg);24		return assertThatThrownBy(() -> passingIs(condition, actual)).isInstanceOf(AssertionError.class)25			.hasMessageMatching(regex);26	}27	default <T> void passingHas(Condition<T> condition, T actual) {28		ObjectAssertFactory<T> factory = new ObjectAssertFactory<>();29		factory.createAssert(actual)30			.has(condition);31	}32	default <T> void passingIs(Condition<T> condition, T actual) {33		ObjectAssertFactory<T> factory = new ObjectAssertFactory<>();34		factory.createAssert(actual)35			.is(condition);36	}...

Source:ExpressionAssert.java

1package de.axone.test;2import static org.assertj.core.api.Assertions.*;3import org.assertj.core.api.AbstractAssert;4import org.assertj.core.api.AbstractThrowableAssert;5import de.axone.test.ExpressionAssert.FailingExpression;6public class ExpressionAssert extends AbstractAssert<ExpressionAssert, FailingExpression> {7	protected ExpressionAssert( FailingExpression actual ) {8		super( actual, ExpressionAssert.class );9	}10	@FunctionalInterface11	public interface FailingExpression {12		void execute() throws Exception;13	}14	15	public ExpressionAssert works() {16		try {17			actual.execute();18			return this;19		} catch( Throwable e ) {20			fail( "Did throw an Exception", e );21			throw null; // not reached22		}23	}24	25	public <T extends Throwable> AbstractThrowableAssert<?,? extends Throwable> throwsException( Class<T> expectedException ) {26		27		try {28			actual.execute();29			failBecauseExceptionWasNotThrown( expectedException );30			throw null; // not reached31			32		} catch( Throwable e ) {33			34			return assertThat( e )35					.as( this.descriptionText() )36					.isInstanceOf( expectedException )37					;38		}39	}...

Source:AssertException.java

1package org.misty.expose._tool;2import org.assertj.core.api.AbstractThrowableAssert;3import org.assertj.core.api.Assertions;4import org.assertj.core.api.ThrowableAssert;5import org.slf4j.Logger;6import org.slf4j.LoggerFactory;7public class AssertException {8    private static final Logger LOGGER = LoggerFactory.getLogger(AssertException.class);9    public static AbstractThrowableAssert<?, ? extends Throwable> print(ThrowableAssert.ThrowingCallable throwingCallable) {10        return Assertions.assertThatThrownBy(() -> {11            try {12                throwingCallable.call();13            } catch (Throwable t) {14                LOGGER.error("", t);15                throw t;16            }17        });18    }19}...

AbstractThrowableAssert

Using AI Code Generation

1package org.example;2import org.assertj.core.api.AbstractThrowableAssert;3import org.junit.jupiter.api.Test;4import static org.assertj.core.api.Assertions.assertThat;5import static org.assertj.core.api.Assertions.assertThatThrownBy;6public class AppTest {7    public void test1() {8        assertThatThrownBy(() -> {9            throw new Exception("foo");10        }).isInstanceOf(Exception.class)11                .hasMessage("foo");12    }13}

AbstractThrowableAssert

Using AI Code Generation

1package org.example;2import org.junit.Test;3import static org.assertj.core.api.Assertions.assertThatThrownBy;4public class AppTest {5    public void test1() {6        assertThatThrownBy(() -> {7            throw new Exception("boom!");8        }).isInstanceOf(Exception.class)9                .hasMessageContaining("boom");10    }11}12org.example.AppTest > test1() FAILED

AbstractThrowableAssert

Using AI Code Generation

1package com.automationrhapsody.assertj;2import static org.assertj.core.api.Assertions.assertThat;3import java.io.IOException;4import org.junit.Test;5public class AssertJAbstractThrowableAssertTest {6    public void givenExceptionThrown_whenUsingAbstractThrowableAssert_thenCorrect() {7        try {8            throw new IOException("Exception thrown");9        } catch (IOException e) {10            assertThat(e).hasMessage("Exception thrown");11        }12    }13}

AbstractThrowableAssert

Using AI Code Generation

1import org.assertj.core.api.AbstractThrowableAssert;2import org.assertj.core.api.Assertions;3import java.util.Scanner;4{5   public static void main(String[] args)6   {7      Scanner sc = new Scanner(System.in);8      int a = sc.nextInt();9      int b = sc.nextInt();10      System.out.println("Enter a and b");11      int c = a/b;12      System.out.println("Result is " + c);13      AbstractThrowableAssert<?, ? extends Throwable> assertThrows = Assertions.assertThrows(ArithmeticException.class, () -> {14         int c = a/b;15         System.out.println("Result is " + c);16      });17      assertThrows.hasMessage(" / by zero");18   }19}20	at Main.main(Main.java:16)

AbstractThrowableAssert

Using AI Code Generation

1import org.assertj.core.api.AbstractThrowableAssert;2import org.assertj.core.api.Assertions;3import org.junit.Test;4public class TestAssertJ {5    public void testAssertJ() {6        try {7            throw new Exception("Test Exception");8        } catch (Exception e) {9            AbstractThrowableAssert<?, ? extends Throwable> assertException = Assertions.assertThat(e);10            assertException.hasMessage("Test Exception");11        }12    }13}

AbstractThrowableAssert

Using AI Code Generation

1import org.assertj.core.api.AbstractThrowableAssert;2import java.util.*;3public class 1 {4    public static void main(String[] args) {5        List<String> list = new ArrayList<>();6        AbstractThrowableAssert<?, ? extends Throwable> assertThrows = Assertions.assertThatThrownBy(() -> list.get(2));7        assertThrows.isInstanceOf(IndexOutOfBoundsException.class);8        assertThrows.hasMessage("Index: 2, Size: 0");9    }10}11	at java.util.ArrayList.rangeCheck(ArrayList.java:657)12	at java.util.ArrayList.get(ArrayList.java:433)13	at 1.main(1.java:8)

AbstractThrowableAssert

Using AI Code Generation

1import org.assertj.core.api.AbstractThrowableAssert;2import org.assertj.core.api.Assertions;3import org.junit.Test;4public class AssertJExceptionTest {5    public void testAssertJException(){6        try{7            throw new Exception("Exception");8        }catch(Exception e){9            AbstractThrowableAssert<?, ? extends Throwable> abstractThrowableAssert = Assertions.assertThat(e);10            abstractThrowableAssert.hasMessage("Exception");11        }12    }13}14org.assertj.core.api.ThrowableAssertAlternative hasMessage(java.lang.String)15	at AssertJExceptionTest.testAssertJException(AssertJExceptionTest.java:14)16	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)17	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)18	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)19	at java.lang.reflect.Method.invoke(Method.java:498)20	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)21	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)22	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)23	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)24	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)25	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)26	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)27	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)28	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)29	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)30	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)31	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)32	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)33	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)34	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)35	at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:86)36	at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)

AbstractThrowableAssert

Using AI Code Generation

1import org.assertj.core.api.AbstractThrowableAssert;2import org.assertj.core.api.Assertions;3import org.junit.Test;4import java.io.IOException;5public class Test1 {6    public void test1() {7        Assertions.assertThatThrownBy(() -> {8            throw new IOException("test");9        }).isInstanceOf(IOException.class).hasMessage("test");10    }11}12	at Test1.test1(Test1.java:12)13import java.io.IOException;14public class Test2 {15    public void test2() throws IOException {16        throw new IOException("test");17    }18}19import java.io.IOException;20public class Test3 {21    public void test3() throws IOException {22        throw new IOException("test");23    }24}25	at Test3.test3(Test3.java:12)26import java.io.IOException;27public class Test4 {28    public void test4() throws IOException {29        throw new IOException("test");30    }31}32import java.io.IOException;33public class Test5 {34    public void test5() throws IOException {35        throw new IOException("test");36    }37}38	at Test5.test5(Test5.java:12)39import java.io.IOException;40public class Test6 {41    public void test6() throws IOException {

AbstractThrowableAssert

Using AI Code Generation

1import static org.assertj.core.api.Assertions.*;2import org.junit.Test;3public class TestAssertJ {4public void testAssertJ() {5Throwable e = new Throwable("Error");6assertThat(e).hasMessage("Error");7}8}

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.