How to use ShouldNotBeInstance method of org.assertj.core.error.ShouldNotBeInstance class

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

Source:ShouldNotBeInstance_create_Test.java Github

copy

Full Screen

...12 */13package org.assertj.core.error;14import static java.lang.String.format;15import static org.assertj.core.api.BDDAssertions.then;16import static org.assertj.core.error.ShouldNotBeInstance.shouldNotBeInstance;17import static org.assertj.core.util.Throwables.getStackTrace;18import org.assertj.core.internal.TestDescription;19import org.assertj.core.presentation.StandardRepresentation;20import org.junit.jupiter.api.Test;21/**22 * Tests for <code>{@link ShouldNotBeInstance#create(org.assertj.core.description.Description, org.assertj.core.presentation.Representation)}</code>.23 *24 * @author Nicolas François25 */26class ShouldNotBeInstance_create_Test {27 @Test28 void should_create_error_message() {29 // GIVEN30 ErrorMessageFactory factory = shouldNotBeInstance("Yoda", String.class);31 // WHEN32 String message = factory.create(new TestDescription("Test"), new StandardRepresentation());33 // THEN34 then(message).isEqualTo(format("[Test] %n" +35 "Expecting actual:%n" +36 " \"Yoda\"%n" +37 "not to be an instance of: java.lang.String"));38 }39 @Test40 void should_create_error_message_with_stack_trace_for_throwable() {...

Full Screen

Full Screen

ShouldNotBeInstance

Using AI Code Generation

copy

Full Screen

1import org.assertj.core.api.Assertions;2import org.assertj.core.error.ShouldNotBeInstance;3import org.assertj.core.presentation.StandardRepresentation;4import org.junit.jupiter.api.Test;5public class ShouldNotBeInstanceTest {6 public void should_create_error_message() {7 String message = ShouldNotBeInstance.shouldNotBeInstance("Yoda", String.class).create(new StandardRepresentation());8 Assertions.assertThat(message).isEqualTo(String.format("[TEST] %nExpecting:%n <\"Yoda\">%nnot to be an instance of:%n <java.lang.String>"));9 }10}11 at org.junit.Assert.assertEquals(Assert.java:117)12 at org.junit.Assert.assertEquals(Assert.java:146)13 at org.assertj.core.error.ShouldNotBeInstanceTest.should_create_error_message(ShouldNotBeInstanceTest.java:15)

Full Screen

Full Screen

ShouldNotBeInstance

Using AI Code Generation

copy

Full Screen

1import org.junit.Test;2import static org.assertj.core.api.Assertions.assertThat;3import static org.assertj.core.api.Assertions.assertThatThrownBy;4import static org.assertj.core.util.FailureMessages.actualIsNull;5public class ShouldNotBeInstanceTest {6 public void should_create_error_message() {7 String errorMessage = ShouldNotBeInstance.shouldNotBeInstance("Yoda", Jedi.class).create();8 assertThat(errorMessage).isEqualTo(String.format("[TEST] %nExpecting:%n <%s>%nnot to be an instance of:%n <%s>", "Yoda", Jedi.class));9 }10 public void should_create_error_message_with_custom_comparison_strategy() {11 String errorMessage = ShouldNotBeInstance.shouldNotBeInstance("Yoda", Jedi.class).create(new TestComparisonStrategy());12 assertThat(errorMessage).isEqualTo(String.format("[TEST] %nExpecting:%n <%s>%nnot to be an instance of:%n <%s>", "Yoda", Jedi.class));13 }14 public void should_throw_error_if_actual_is_null() {15 Class<Jedi> type = Jedi.class;16 AssertionError error = expectAssertionError(() -> assertThat((String) null).isNotInstanceOf(type));17 assertThat(error).hasMessage(actualIsNull());18 }19 public void should_fail_if_actual_is_instance_of_type() {20 String actual = "Yoda";21 Class<String> type = String.class;22 AssertionError error = expectAssertionError(() -> assertThat(actual).isNotInstanceOf(type));23 assertThat(error).hasMessage(ShouldNotBeInstance.shouldNotBeInstance(actual, type).create());24 }25 public void should_fail_if_actual_is_instance_of_type_with_custom_comparison_strategy() {26 String actual = "Yoda";27 Class<String> type = String.class;28 AssertionError error = expectAssertionError(() -> assertThat(actual).usingComparisonStrategy(new TestComparisonStrategy()).isNotInstanceOf(type));29 assertThat(error).hasMessage(ShouldNotBeInstance.shouldNotBeInstance(actual, type).create(new TestComparisonStrategy()));30 }

Full Screen

Full Screen

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.

LambdaTest Learning Hubs:

YouTube

You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.

Run Assertj automation tests on LambdaTest cloud grid

Perform automation testing on 3000+ real desktop and mobile devices online.

Most used method in ShouldNotBeInstance

Try LambdaTest Now !!

Get 100 minutes of automation test minutes FREE!!

Next-Gen App & Browser Testing Cloud

Was this article helpful?

Helpful

NotHelpful