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How to use ShouldBeInstance class of org.assertj.core.error package

Best Assertj code snippet using org.assertj.core.error.ShouldBeInstance

Source:ShouldBeInstance_create_Test.java

...11 * Copyright 2012-2015 the original author or authors.12 */13package org.assertj.core.error;14import static org.assertj.core.api.Assertions.assertThat;15import static org.assertj.core.error.ShouldBeInstance.shouldBeInstance;16import static org.assertj.core.error.ShouldBeInstance.shouldBeInstanceButWasNull;17import java.io.File;18import org.assertj.core.internal.TestDescription;19import org.assertj.core.presentation.StandardRepresentation;20import org.junit.Before;21import org.junit.Test;22/**23 * Tests for <code>{@link ShouldBeInstance#create(org.assertj.core.description.Description, org.assertj.core.presentation.Representation)}</code>.24 * 25 * @author Alex Ruiz26 * @author Joel Costigliola27 */28public class ShouldBeInstance_create_Test {29  private ErrorMessageFactory factory;30  @Before31  public void setUp() {32    factory = shouldBeInstance("Yoda", File.class);33  }34  @Test35  public void should_create_error_message() {36    String message = factory.create(new TestDescription("Test"), new StandardRepresentation());37    assertThat(message).isEqualTo(String.format(38        "[Test] %nExpecting:%n <\"Yoda\">%nto be an instance of:%n <java.io.File>%nbut was instance of:%n <java.lang.String>"39    ));40  }41  @Test42  public void should_create_shouldBeInstanceButWasNull_error_message() {...

ShouldBeInstance

Using AI Code Generation

1public class ShouldBeInstance extends BasicErrorMessageFactory {2  public static ErrorMessageFactory shouldBeInstance(Object actual, Class<?> expected) {3    return new ShouldBeInstance(actual, expected);4  }5  private ShouldBeInstance(Object actual, Class<?> expected) {6    super("%nExpecting:%n <%s>%nto be an instance of:%n <%s>%nbut was an instance of:%n <%s>",7          actual, expected, actual.getClass());8  }9}10assertThat(10).overridingErrorMessage("I was expecting a string but it was a number").isInstanceOf(String.class);11assertThat(10).overridingErrorMessage("I was expecting a string but it was a number").isInstanceOf(String.class, "Some additional information");12assertThat(10).as("Check 1").overridingErrorMessage("I was expecting a string but it was a number").isInstanceOf(String.class);13assertThat(10).as("Check 1").overridingErrorMessage("I was expecting a string but it was a number").isInstanceOf(String.class, "Some additional information");14assertThat(10).as("Check 1").overridingErrorMessage("I was expecting a string but it was a number").isInstanceOf(String.class, "Some additional information", "Some additional information");15assertThat(10).as("Check 1").overridingErrorMessage("I was expecting a string but it was a number").isInstanceOf(String.class, "Some additional information", "Some additional information", "Some additional information");16assertThat(10).overridingErrorMessage("I was expecting a string but it was a number").isInstanceOf(String.class);17assertThat(10).overridingErrorMessage("I was expecting a string but it was a number").isInstanceOf(String.class, "Some additional information");18assertThat(10).as("Check 1").overridingErrorMessage("I was expecting a string but it was a number").isInstanceOf(String.class);19assertThat(10).as("Check 1").overridingErrorMessage("I was expecting a string but it was a number").isInstanceOf(String.class, "Some additional information");20assertThat(10).as("Check 1").overridingErrorMessage("I was expecting a string but it was a number").isInstanceOf(String.class, "Some additional information", "Some additional information");

ShouldBeInstance

Using AI Code Generation

1public static class ShouldBeInstance extends BasicErrorMessageFactory {2public static ErrorMessageFactory shouldBeInstance(Object actual, Class<?> type) {3    return new ShouldBeInstance(actual, type);4  }5public static ErrorMessageFactory shouldBeInstance(Object actual, Class<?> type, String description) {6    return new ShouldBeInstance(actual, type, description);7  }8public static ErrorMessageFactory shouldBeInstance(Object actual, Class<?> type, String description, Object... args) {9    return new ShouldBeInstance(actual, type, description, args);10  }11public static ErrorMessageFactory shouldBeInstance(Object actual, Class<?> type, String description, Object[] args) {12    return new ShouldBeInstance(actual, type, description, args);13  }

ShouldBeInstance

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import org.assertj.core.api.ThrowableAssert.ThrowingCallable;3import org.assertj.core.error.ShouldBeInstance;4import org.junit.Test;5public class TestClass {6	public void test() {7		ThrowingCallable throwingCallable = new ThrowingCallable() {8			public void call() throws Throwable {9				throw new Exception("Exception");10			}11		};12		Assertions.assertThatThrownBy(throwingCallable).isInstanceOf(RuntimeException.class).hasMessage("Exception");13	}14}15	at org.junit.Assert.assertEquals(Assert.java:115)16	at org.junit.Assert.assertEquals(Assert.java:144)17	at org.assertj.core.api.ThrowableAssert.isInstanceOf(ThrowableAssert.java:81)18	at org.assertj.core.api.ThrowableAssert.isInstanceOf(ThrowableAssert.java:33)19	at org.assertj.core.api.Assertions_isInstanceOf_Test.test(Assertions_isInstanceOf_Test.java:43)20	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)21	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)22	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)23	at java.lang.reflect.Method.invoke(Method.java:498)24	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)25	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)26	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)27	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)28	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)29	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)30	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)31	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)32	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)33	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)34	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)

ShouldBeInstance

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2import static org.assertj.core.api.Assertions.assertThatExceptionOfType;3import static org.assertj.core.api.Assertions.catchThrowable;4import static org.assertj.core.api.Assertions.fail;5import static org.assertj.core.api.BDDAssertions.then;6import static org.assertj.core.api.BDDAssertions.thenThrownBy;7import static org.assertj.core.api.InstanceOfAssertFactories.STRING;8import static org.assertj.core.api.InstanceOfAssertFactories.list;9import static org.assertj.core.api.InstanceOfAssertFactories.map;10import static org.as

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