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

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

Source:ParserAssert.java

...18import io.trino.sql.tree.RowPattern;19import io.trino.sql.tree.Statement;20import org.assertj.core.api.AssertProvider;21import org.assertj.core.api.RecursiveComparisonAssert;22import org.assertj.core.api.ThrowableAssertAlternative;23import org.assertj.core.api.recursive.comparison.RecursiveComparisonConfiguration;24import org.assertj.core.presentation.StandardRepresentation;25import java.util.function.Function;26import static io.trino.sql.SqlFormatter.formatSql;27import static io.trino.sql.parser.ParsingOptions.DecimalLiteralTreatment.AS_DECIMAL;28import static org.assertj.core.api.Assertions.assertThatExceptionOfType;29public class ParserAssert30        extends RecursiveComparisonAssert<ParserAssert>31{32    private static final StandardRepresentation NODE_REPRESENTATION = new StandardRepresentation()33    {34        @Override35        public String toStringOf(Object object)36        {37            if (object instanceof Statement || object instanceof Expression || object instanceof RowPattern) {38                return SqlFormatter.formatSql((Node) object);39            }40            return super.toStringOf(object);41        }42    };43    public static AssertProvider<ParserAssert> type(String sql)44    {45        return createAssertion(new SqlParser()::createType, sql);46    }47    public static AssertProvider<ParserAssert> expression(String sql)48    {49        return createAssertion(ParserAssert::createExpression, sql);50    }51    public static AssertProvider<ParserAssert> statement(String sql)52    {53        return createAssertion(ParserAssert::createStatement, sql);54    }55    public static AssertProvider<ParserAssert> rowPattern(String sql)56    {57        return createAssertion(new SqlParser()::createRowPattern, sql);58    }59    private static Expression createExpression(String expression)60    {61        return new SqlParser().createExpression(expression, new ParsingOptions(AS_DECIMAL));62    }63    private static Statement createStatement(String statement)64    {65        return new SqlParser().createStatement(statement, new ParsingOptions(AS_DECIMAL));66    }67    public static ThrowableAssertAlternative<ParsingException> assertExpressionIsInvalid(String sql)68    {69        return assertThatExceptionOfType(ParsingException.class)70                .as("expression: %s", sql)71                .isThrownBy(() -> createExpression(sql));72    }73    public static ThrowableAssertAlternative<ParsingException> assertStatementIsInvalid(String sql)74    {75        return assertThatExceptionOfType(ParsingException.class)76                .as("statement: %s", sql)77                .isThrownBy(() -> createStatement(sql));78    }79    private ParserAssert(Node actual, RecursiveComparisonConfiguration recursiveComparisonConfiguration)80    {81        super(actual, recursiveComparisonConfiguration);82    }83    public ParserAssert ignoringLocation()84    {85        return ignoringFieldsMatchingRegexes("(.*\\.)?location");86    }87    private static <T extends Node> AssertProvider<ParserAssert> createAssertion(Function<String, T> parser, String sql)...

Source:TestUtil.java

...5import feign.FeignException;6import lombok.AccessLevel;7import lombok.NoArgsConstructor;8import org.assertj.core.api.ThrowableAssert.ThrowingCallable;9import org.assertj.core.api.ThrowableAssertAlternative;10import org.assertj.core.api.ThrowableTypeAssert;11import static org.assertj.core.api.Assertions.assertThatExceptionOfType;12import static org.hamcrest.Matchers.hasProperty;13import static org.hamcrest.Matchers.is;14import static org.mockito.hamcrest.MockitoHamcrest.argThat;15@NoArgsConstructor(access = AccessLevel.PRIVATE)16public class TestUtil {17    public static <T> T withProperty(String property, Object value) {18        return argThat(hasProperty(property, is(value)));19    }20    public static ThrowableTypeAssert<BaseException> assertThatBaseException(BaseErrorType type) {21        return new BaseExceptionThrowableTypeAssert(type);22    }23    public static class BaseExceptionThrowableTypeAssert extends ThrowableTypeAssert<BaseException> {24        private final BaseErrorType type;25        public BaseExceptionThrowableTypeAssert(BaseErrorType type) {26            super(BaseException.class);27            this.type = type;28        }29        @Override30        public ThrowableAssertAlternative<BaseException> isThrownBy(ThrowingCallable throwingCallable) {31            return super.isThrownBy(throwingCallable).matches(e -> e.getErrorType() == type);32        }33    }34    @NoArgsConstructor(access = AccessLevel.PRIVATE)35    public static class Client {36        public static ThrowableAssertAlternative<FeignException.Forbidden> assertNoPermissionTo(37                ThrowingCallable throwingCallable38        ) {39            return assertThatExceptionOfType(FeignException.Forbidden.class).isThrownBy(throwingCallable);40        }41        public static ThrowableTypeAssert<FeignException.Unauthorized> assertThatUnauthorized() {42            return assertThatExceptionOfType(FeignException.Unauthorized.class);43        }44        public static ThrowableTypeAssert<com.samkruglov.base.client.error.BaseException> assertThatBaseException(45                ErrorResponse.CodeEnum type46        ) {47            return new BaseExceptionThrowableTypeAssert(type);48        }49        public static class BaseExceptionThrowableTypeAssert50                extends ThrowableTypeAssert<com.samkruglov.base.client.error.BaseException> {51            private final ErrorResponse.CodeEnum type;52            public BaseExceptionThrowableTypeAssert(ErrorResponse.CodeEnum type) {53                super(com.samkruglov.base.client.error.BaseException.class);54                this.type = type;55            }56            @Override57            public ThrowableAssertAlternative<com.samkruglov.base.client.error.BaseException>58            isThrownBy(ThrowingCallable throwingCallable) {59                return super.isThrownBy(throwingCallable).matches(e -> e.getErrorCode() == type);60            }61        }62    }63}...

Source:ObservableThrowableAssert.java

1package se.fortnox.reactivewizard.test.observable;2import org.assertj.core.api.Assertions;3import org.assertj.core.api.ThrowableAssertAlternative;4import org.assertj.core.api.ThrowableTypeAssert;5import rx.Observable;6/**7 * Assertion class checking {@link Throwable} type for Observable.8 *9 * @param <T> type of throwable to be thrown.10 */11public class ObservableThrowableAssert<T extends Throwable> extends ThrowableTypeAssert<T> {12    /**13     * Default constructor.14     *15     * @param throwableType class representing the target (expected) exception.16     */17    public ObservableThrowableAssert(Class<? extends T> throwableType) {18        super(throwableType);19    }20    /**21     * Assert one onError signal with the given subclass of a Throwable as type22     * and allow to chain assertions on the thrown exception.23     *24     * @param errorEmittingObservable Observable emitting the error with exception of expected type25     * @return return a {@link ThrowableAssertAlternative}.26     */27    public ThrowableAssertAlternative<? extends T> isEmittedBy(Observable<?> errorEmittingObservable) {28        return Assertions.assertThatExceptionOfType(expectedThrowableType)29            .isThrownBy(() -> errorEmittingObservable.toBlocking().first());30    }31}...

ThrowableAssertAlternative

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssertAlternative;2import org.junit.jupiter.api.Test;3import static org.assertj.core.api.Assertions.assertThatThrownBy;4public class ThrowableAssertAlternativeTest {5    public void testThrowableAssertAlternative() {6        ThrowableAssertAlternative<Throwable> throwableAssertAlternative = assertThatThrownBy(() -> {7            throw new Exception("test");8        });9    }10}

ThrowableAssertAlternative

Using AI Code Generation

1package com.automationrhapsody.assertj;2import org.assertj.core.api.ThrowableAssertAlternative;3import org.junit.Test;4public class ThrowableAssertAlternativeTest {5    public void shouldThrowException() {6                .assertThatThrownBy(() -> {7                    throw new IllegalArgumentException("Invalid argument");8                });9        throwableAssertAlternative.isInstanceOf(IllegalArgumentException.class)10                .hasMessage("Invalid argument");11    }12}132. assertThatThrownBy() with lambda expression14package com.automationrhapsody.assertj;15import org.junit.Test;16public class AssertJTest2 {17    public void shouldThrowException() {18        org.assertj.core.api.Assertions.assertThatThrownBy(() -> {19            throw new IllegalArgumentException("Invalid argument");20        }).isInstanceOf(IllegalArgumentException.class)21                .hasMessage("Invalid argument");22    }23}243. assertThatThrownBy() with method reference25package com.automationrhapsody.assertj;26import org.junit.Test;27public class AssertJTest3 {28    public void shouldThrowException() {29        org.assertj.core.api.Assertions.assertThatThrownBy(this::throwException)30                .isInstanceOf(IllegalArgumentException.class)31                .hasMessage("Invalid argument");32    }33    public void throwException() {34        throw new IllegalArgumentException("Invalid argument");35    }36}374. assertThatThrownBy() with method reference and AssertJ BDD assertions38package com.automationrhapsody.assertj;39import org.junit.Test;40import static org.assertj.core.api.BDDAssertions.then;41public class AssertJTest4 {42    public void shouldThrowException() {43        then(this::throwException)44                .isInstanceOf(IllegalArgumentException.class)45                .hasMessage("Invalid argument");46    }47    public void throwException() {48        throw new IllegalArgumentException("Invalid argument");49    }50}515. assertThatThrownBy() with method reference and AssertJ BDD assertions with static import

ThrowableAssertAlternative

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssertAlternative;2import org.junit.Test;3import static org.assertj.core.api.Assertions.*;4public class AssertJTest {5   public void testAssertJ() {6      assertThatThrownBy(() -> {7         throw new Exception("Exception thrown");8      }).isInstanceOf(Exception.class)9         .hasMessage("Exception thrown");10   }11}12	at org.junit.Assert.assertEquals(Assert.java:115)13	at org.junit.Assert.assertEquals(Assert.java:144)14	at org.assertj.core.api.ThrowableAssertAlternative.hasMessage(ThrowableAssertAlternative.java:105)15	at AssertJTest.testAssertJ(AssertJTest.java:12)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)

ThrowableAssertAlternative

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssertAlternative;2import org.assertj.core.api.Assertions;3class 1 {4    public static void main(String[] args) {5        ThrowableAssertAlternative<Throwable> throwableAssertAlternative = Assertions.catchThrowable(() -> {6            System.out.println("Hello, World!");7        });8        throwableAssertAlternative.isInstanceOf(RuntimeException.class);9    }10}11	at org.assertj.core.api.ThrowableAssertAlternative.isInstanceOf(ThrowableAssertAlternative.java:72)12	at 1.main(1.java:11)

ThrowableAssertAlternative

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssertAlternative;2import org.junit.jupiter.api.Test;3import static org.assertj.core.api.Assertions.assertThat;4public class AssertJThrowableAssertAlternative {5    void test() {6        ThrowableAssertAlternative<Object> objectThrowableAssertAlternative = assertThat(new Object());7        objectThrowableAssertAlternative.isNotNull();8    }9}10	at org.assertj.core.api.AbstractAssert.isNotNull(AbstractAssert.java:75)11	at AssertJThrowableAssertAlternative.test(AssertJThrowableAssertAlternative.java:10)12	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)13	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)14	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)15	at java.base/java.lang.reflect.Method.invoke(Method.java:566)16	at org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:688)17	at org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60)18	at org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:131)19	at org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:149)20	at org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestableMethod(TimeoutExtension.java:140)21	at org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestMethod(TimeoutExtension.java:84)22	at org.junit.jupiter.engine.execution.ExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(ExecutableInvoker.java:115)23	at org.junit.jupiter.engine.execution.ExecutableInvoker.lambda$invoke$0(ExecutableInvoker.java:105)24	at org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:106)25	at org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:64)26	at org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:45)27	at org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(InvocationInterceptorChain.java:37)28	at org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:104)29	at org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:98)

ThrowableAssertAlternative

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssertAlternative;2import org.junit.Test;3import static org.assertj.core.api.Assertions.assertThat;4public class AssertJTest {5    public void test() {6        ThrowableAssertAlternative<Throwable> error = assertThat(new Throwable());7        error.isInstanceOf(Throwable.class);8    }9}

ThrowableAssertAlternative

Using AI Code Generation

1package org.example;2import static org.assertj.core.api.Assertions.assertThatThrownBy;3public class Example {4    public static void main(String[] args) {5        assertThatThrownBy(() -> {6            throw new Exception("exception message");7        }).isInstanceOf(Exception.class)8                .hasMessage("exception message");9    }10}

ThrowableAssertAlternative

Using AI Code Generation

1import static org.assertj.core.api.Assertions.*;2import org.junit.Test;3public class AssertJThrowableAssertAlternative {4	public void testAssertJThrowableAssertAlternative() {5		ThrowableAssertAlternative throwableAssertAlternative = assertThatThrownBy(() -> {6			throw new Exception("Some exception");7		});8		throwableAssertAlternative.isInstanceOf(Exception.class);9		throwableAssertAlternative.hasMessage("Some exception");10		throwableAssertAlternative.hasMessageContaining("exception");11		throwableAssertAlternative.hasNoCause();12		throwableAssertAlternative.hasCauseInstanceOf(Exception.class);13		throwableAssertAlternative.hasCauseInstanceOf(RuntimeException.class);14		throwableAssertAlternative.hasCauseInstanceOf(Error.class);15		throwableAssertAlternative.hasCauseInstanceOf(Throwable.class);16		throwableAssertAlternative.hasCauseInstanceOf(IOException.class);17		throwableAssertAlternative.hasCauseInstanceOf(UnsupportedOperationException.class);18		throwableAssertAlternative.hasCauseInstanceOf(NullPointerException.class);19		throwableAssertAlternative.hasCauseInstanceOf(AssertionError.class);20		throwableAssertAlternative.hasCauseInstanceOf(AssertJThrowableAssertAlternative.class);21	}22}23	at org.assertj.core.api.ThrowableAssertAlternative.hasCauseInstanceOf(ThrowableAssertAlternative.java:100)24	at AssertJThrowableAssertAlternative.testAssertJThrowableAssertAlternative(AssertJThrowableAssertAlternative.java:17)25	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)26	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)27	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)28	at java.lang.reflect.Method.invoke(Method.java:498)29	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)30	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)31	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)32	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)33	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)34	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)35	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)36	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)

ThrowableAssertAlternative

Using AI Code Generation

1package com.ack.assertj;2import org.assertj.core.api.ThrowableAssertAlternative;3public class AssertJThrowableAssertAlternativeTest {4    public static void main(String[] args) {5        ThrowableAssertAlternative taa = new ThrowableAssertAlternative(6                new Exception("this is an exception"));7        System.out.println(taa);8    }9}10package com.ack.assertj;11import org.assertj.core.api.ThrowableAssertAlternative;12public class AssertJThrowableAssertAlternativeTest {13    public static void main(String[] args) {14        ThrowableAssertAlternative taa = new ThrowableAssertAlternative(15                new Exception("this is an exception"));16        taa.hasMessage("this is an exception");17    }18}19package com.ack.assertj;20import org.assertj.core.api.ThrowableAssertAlternative;21public class AssertJThrowableAssertAlternativeTest {22    public static void main(String[] args) {23        ThrowableAssertAlternative taa = new ThrowableAssertAlternative(24                new Exception("this is an exception"));25        taa.hasMessage("this is an exception");26    }27}28package com.ack.assertj;29import org.assertj.core.api.ThrowableAssertAlternative;30public class AssertJThrowableAssertAlternativeTest {31    public static void main(String[] args) {32        ThrowableAssertAlternative taa = new ThrowableAssertAlternative(33                new Exception("this is an exception"));34        taa.hasMessage("this is an exception");35        taa.hasMessage("this is an exception");36    }37}38package com.ack.assertj;39import org.assertj.core.api.ThrowableAssertAlternative;40public class AssertJThrowableAssertAlternativeTest {41    public static void main(String[] args) {

ThrowableAssertAlternative

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssertAlternative;2import org.assertj.core.api.ThrowableAssert.ThrowingCallable;3import org.junit.Test;4public class AssertJExceptionExample {5    public void testException() {6        ThrowingCallable codeThrowingException = new ThrowingCallable() {7            public void call() throws Throwable {8                throw new Exception("Exception message");9            }10        };11        ThrowableAssertAlternative<Throwable> thrown = org.assertj.core.api.Assertions.assertThatThrownBy(codeThrowingException);12        thrown.hasMessage("Exception message");13    }14}15at org.junit.Assert.assertEquals(Assert.java:115)16at org.junit.Assert.assertEquals(Assert.java:144)17at AssertJExceptionExample.testException(AssertJExceptionExample.java:25)

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