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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}

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