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

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

Source:Assertions_catchIOException_Test.java

...11 * Copyright 2012-2022 the original author or authors.12 */13package org.assertj.core.api;14import static org.assertj.core.api.Assertions.assertThat;15import static org.assertj.core.api.Assertions.catchIOException;16import static org.assertj.core.api.Assertions_catchThrowable_Test.codeThrowing;17import static org.assertj.core.api.BDDAssertions.then;18import static org.assertj.core.util.AssertionsUtil.expectAssertionError;19import static org.mockito.Mockito.mock;20import java.io.IOException;21import org.assertj.core.api.ThrowableAssert.ThrowingCallable;22import org.junit.jupiter.api.Test;23class Assertions_catchIOException_Test {24  @Test25  void catchIOException_should_fail_with_good_message_if_wrong_type() {26    // GIVEN27    ThrowingCallable code = () -> catchIOException(raisingException("boom!!"));28    // WHEN29    AssertionError assertionError = expectAssertionError(code);30    // THEN31    assertThat(assertionError).hasMessageContainingAll(Exception.class.getName(), IOException.class.getName());32  }33  @Test34  void catchIOException_should_succeed_and_return_actual_instance_with_correct_class() {35    // GIVEN36    final IOException expected = new IOException("boom!!");37    // WHEN38    IOException actual = catchIOException(codeThrowing(expected));39    // THEN40    then(actual).isSameAs(expected);41  }42  @Test43  void catchIOException_should_succeed_and_return_null_if_no_exception_thrown() {44    // WHEN45    IOException actual = catchIOException(() -> {});46    // THEN47    then(actual).isNull();48  }49  @Test50  void catchIOException_should_catch_mocked_throwable() {51    // GIVEN52    IOException exception = mock(IOException.class);53    // WHEN54    Throwable actual = catchIOException(codeThrowing(exception));55    // THEN56    then(actual).isSameAs(exception);57  }58  static ThrowingCallable raisingException(final String reason) {59    return codeThrowing(new Exception(reason));60  }61}...

Source:EntryPointAssertions_catchIOException_Test.java

...17import java.util.stream.Stream;18import org.assertj.core.api.ThrowableAssert.ThrowingCallable;19import org.junit.jupiter.params.ParameterizedTest;20import org.junit.jupiter.params.provider.MethodSource;21class EntryPointAssertions_catchIOException_Test extends EntryPointAssertionsBaseTest {22  private static final IOException IO_EXCEPTION = new IOException();23  @ParameterizedTest24  @MethodSource("catchIOExceptions")25  void should_catch_IOException(Function<ThrowingCallable, IOException> catchIOException) {26    // GIVEN27    ThrowingCallable throwingCallable = () -> {28      throw IO_EXCEPTION;29    };30    // WHEN31    IOException throwable = catchIOException.apply(throwingCallable);32    // THEN33    then(throwable).isSameAs(IO_EXCEPTION);34  }35  private static Stream<Function<ThrowingCallable, IOException>> catchIOExceptions() {36    return Stream.of(Assertions::catchIOException, BDDAssertions::catchIOException, withAssertions::catchIOException);37  }38}...

catchIOException

Using AI Code Generation

1import static org.assertj.core.api.Assertions.*;2public class AssertionsCatchIOException {3  public static void main(String[] args) {4    assertThatThrownBy(() -> { throw new IOException("boom!"); })5      .isInstanceOf(IOException.class)6      .hasMessage("boom!")7      .hasNoCause();8  }9}

catchIOException

Using AI Code Generation

1package org.myorg;2import java.io.IOException;3import org.assertj.core.api.Assertions;4import org.junit.Test;5public class Test1 {6    public void test() {7        Assertions.assertThatCode(() -> {8            throw new IOException("test");9        }).hasMessage("test");10    }11}12package org.myorg;13import java.io.IOException;14import org.assertj.core.api.Assertions;15import org.junit.Test;16public class Test2 {17    public void test() {18        Assertions.assertThatThrownBy(() -> {19            throw new IOException("test");20        }).hasMessage("test");21    }22}23package org.myorg;24import java.io.IOException;25import org.assertj.core.api.Assertions;26import org.junit.Test;27public class Test3 {28    public void test() {29        Assertions.assertThatCode(() -> {30            throw new IOException("test");31        }).hasMessage("test");32    }33}34package org.myorg;35import java.io.IOException;36import org.assertj.core.api.Assertions;37import org.junit.Test;38public class Test4 {39    public void test() {40        Assertions.assertThatCode(() -> {41            throw new IOException("test");42        }).hasMessage("test");43    }44}45package org.myorg;46import java.io.IOException;47import org.assertj.core.api.Assertions;48import org.junit.Test;49public class Test5 {50    public void test() {51        Assertions.assertThatCode(() -> {52            throw new IOException("test");53        }).hasMessage("test");54    }55}56package org.myorg;57import java.io.IOException;58import org.assertj.core.api.Assertions;59import org.junit.Test;60public class Test6 {61    public void test() {62        Assertions.assertThatCode(() -> {63            throw new IOException("test");64        }).hasMessage("test");65    }66}

catchIOException

Using AI Code Generation

1package org.example;2import java.io.IOException;3import org.assertj.core.api.Assertions;4public class Example {5    public static void main(String[] args) {6        Assertions.assertThatThrownBy(() -> {7        }).isInstanceOf(IOException.class).hasMessageContaining("some text").hasMessageStartingWith("some text");8    }9}10at org.example.Example.main(Example.java:8)11at org.example.Example.main(Example.java:8)12at org.example.Example.main(Example.java:8)13at org.example.Example.main(Example.java:8)14at org.example.Example.main(Example.java:8)15at org.example.Example.main(Example.java:8)16at org.example.Example.main(Example.java:8)17at org.example.Example.main(Example.java:8)18at org.example.Example.main(Example.java:8)

catchIOException

Using AI Code Generation

1import java.io.IOException;2import java.io.FileInputStream;3import java.io.FileNotFoundException;4import org.assertj.core.api.Assertions;5public class CatchIOException {6    public static void main(String[] args) {7        Assertions.catchThrowableOfType(() -> {8            FileInputStream f = new FileInputStream("C:\\test.txt");9        }, IOException.class);10    }11}12How to assert that an exception is thrown in JUnit 5 using assertThrows() method?13How to assert that an exception is thrown in JUnit 5 using assertThrows() method with a message?14How to assert that an exception is thrown in JUnit 5 using assertThrows() method with a message and a message matcher?15How to assert that an exception is thrown in JUnit 5 using assertThrows() method with a message and a message matcher?16How to assert that an exception is thrown in JUnit 5 using assertThrows() method with a message and a message matcher?

catchIOException

Using AI Code Generation

1import org.assertj.core.api.Assertions;2public class 1 {3    public static void main(String[] args) {4        Assertions.catchThrowableOfType(() -> {5            throw new Exception("Test Exception");6        }, Exception.class);7    }8}9	at 1.main(1.java:6)10at org.assertj.core.api.Assertions.catchThrowableOfType(Assertions.java:1434)11	at 1.main(1.java:6)

catchIOException

Using AI Code Generation

1public class CatchIOException {2    public static void main(String[] args) {3        Assertions.catchIOException(() -> {4            throw new IOException("Error");5        });6    }7}8Java 9 – java.lang.String::repeat() method9Java 9 – java.lang.String::isBlank() method10Java 9 – java.lang.String::lines() method11Java 9 – java.lang.String::strip() method12Java 9 – java.lang.String::stripLeading() method13Java 9 – java.lang.String::stripTrailing() method14Java 9 – java.lang.String::transform() method15Java 9 – java.lang.String::indent() method16Java 9 – java.lang.String::translateEscapes() method17Java 9 – java.lang.String::isBlank() method18Java 9 – java.lang.String::repeat() method19Java 9 – java.lang.String::lines() method20Java 9 – java.lang.String::strip() method21Java 9 – java.lang.String::stripLeading() method22Java 9 – java.lang.String::stripTrailing() method23Java 9 – java.lang.String::transform() method24Java 9 – java.lang.String::indent() method25Java 9 – java.lang.String::translateEscapes() method26Java 9 – java.lang.String::isBlank() method27Java 9 – java.lang.String::repeat() method28Java 9 – java.lang.String::lines() method29Java 9 – java.lang.String::strip() method30Java 9 – java.lang.String::stripLeading() method31Java 9 – java.lang.String::stripTrailing() method32Java 9 – java.lang.String::transform() method33Java 9 – java.lang.String::indent() method34Java 9 – java.lang.String::translateEscapes() method35Java 9 – java.lang.String::isBlank() method36Java 9 – java.lang.String::repeat() method37Java 9 – java.lang.String::lines() method38Java 9 – java.lang.String::strip() method39Java 9 – java.lang.String::stripLeading() method40Java 9 – java.lang.String::stripTrailing() method41Java 9 – java.lang.String::transform() method

catchIOException

Using AI Code Generation

1package org.example;2import java.io.IOException;3import org.assertj.core.api.Assertions;4public class App {5    public static void main(String[] args) throws Exception {6        throw new IOException();7    }8}9	at org.example.App.main(App.java:13)10package org.example;11import java.io.IOException;12import org.assertj.core.api.Assertions;13public class App {14    public static void main(String[] args) throws Exception {15        Assertions.catchIOException(() -> {16            throw new IOException();17        });18    }19}20org.assertj.core.api.ThrowableAssert$ThrowableAssertAlternative<java.io.IOException> exception = Assertions.catchIOException(() -> {21            throw new IOException();22        });23package org.example;24import java.io.IOException;25import org.assertj.core.api.Assertions;26public class App {27    public static void main(String[] args) throws Exception {28        throw new IOException();29    }30}31	at org.example.App.main(App.java:13)32package org.example;33import java.io.IOException;34import org.assertj.core.api.Assertions;35public class App {36    public static void main(String[] args) throws Exception {37        Assertions.catchThrowable(() -> {38            throw new IOException();39        });40    }41}42org.assertj.core.api.ThrowableAssert$ThrowableAssertAlternative<java.lang.Throwable> exception = Assertions.catchThrowable(() -> {43            throw new IOException();44        });

catchIOException

Using AI Code Generation

1import java.io.IOException;2import org.assertj.core.api.Assertions;3import org.junit.Test;4public class AssertJTest {5    public void test() {6        Assertions.catchThrowableOfType(() -> {7            throw new IOException("test");8        }, IOException.class);9    }10}11	at org.assertj.core.api.Assertions.catchThrowableOfType(Assertions.java:2675)12	at AssertJTest.test(AssertJTest.java:11)13	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)14	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)15	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)16	at java.lang.reflect.Method.invoke(Method.java:498)17	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)18	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)19	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)20	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)21	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)22	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)23	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)24	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)25	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)26	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)27	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)28	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)29	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)30	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)31	at org.junit.runner.JUnitCore.run(JUnitCore.java:137)32	at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)

catchIOException

Using AI Code Generation

1import java.io.IOException;2import org.junit.Test;3import static org.assertj.core.api.Assertions.catchThrowable;4public class AssertionsCatchThrowableTest {5public void testCatchThrowable() throws IOException {6Throwable thrown = catchThrowable(() -> {7throw new IOException("Error");8});9assertThat(thrown).isInstanceOf(IOException.class);10}11}12at org.junit.Assert.assertEquals(Assert.java:115)13at org.junit.Assert.assertEquals(Assert.java:144)14at AssertionsCatchThrowableTest.testCatchThrowable(AssertionsCatchThrowableTest.java:13)

catchIOException

Using AI Code Generation

1public class Test {2    public void test() {3        }).isInstanceOf(IOException.class)4            .hasMessageContaining("error")5            .hasCauseInstanceOf(NullPointerException.class);6    }7}8public class Test {9    public void test() {10        }).isInstanceOf(IOException.class)11            .hasMessageContaining("error")

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