How to add Mockito in Java?

Create an interface named ToDoService and an implementation class named ToDoBusiness, then create a JUnit test case for unit testing.

Can I mock a class in Java?

Yes, we can use the Mockito class mock() method to create a mock object of a given class or interface.

No, mocking is not supported in Java.

Yes, but it requires additional libraries and configuration.

Yes, but it can only be done with Spring Framework.

When to use mock in Java?

Only use a mock (or test double) when testing things that cross the dependency inversion boundaries of the system.

Only use a mock (or test double) when testing things that do not cross the dependency inversion boundaries of the system.

Use a mock whenever testing any part of the system.

Use a mock whenever testing any production, non-test class.

What is a mock endpoint?

A mock endpoint is a simulation of an API that returns similar responses.

A mock endpoint is a real counterpart of an API.

A mock endpoint is an authentic interaction with an API.

A mock endpoint is a way to test APIs before they go live.

What is a mock REST API?

A mock REST API is a fast and easy way to test your API with realistic responses.

A mock REST API is a way to generate requests with custom data.

A mock REST API is an actual API in production.

A mock REST API is a way to test REST APIs before they go live.

What are mock examples?

Mock examples are imitation actions or speeches used for derision.

Mock examples are sentences used to ridicule someone.

Mock examples are sentences used to deceive or disappoint.

Mock examples are examples used to simulate actual APIs.

What are mock methods?

Mock methods are used to create mock objects with a specific procedure.

Mock methods are used to create mock objects of a concrete class or interface.

Mock methods are used to deceive or disappoint.

Mock methods are used to ridicule or jeer at something.

Mock is a way to deceive, delude, or disappoint.

Mock is a way to use ridicule or derision.

Mock is a type of imitative action or speech.

Mock is a contemptuous or derisive verb.

How to setup JUnit in Java?

Verify Java installation, download JUnit, and set the CLASSPATH variable.

Set the JAVA environment, verify JUnit setup, and test the result.

Set the CLASSPATH variable, download JUnit, and test JUnit setup.

Verify the result, set the JUnit environment, and download JUnit.

What is Mockito used for in Java?

Mockito is used for creating mock objects for unit testing.

Mockito is used for database management in Java applications.

Mockito is used for generating random test data in Java.

Mockito is used for creating RESTful APIs in Java.

What is the first step in mocking?

Setting up an example using a specific Spring project.

Using stubs with disadvantages.

How to mock a class in Mockito Java?

Use the Mockito.mock() method to create a mock object.

Use Java Reflection API to generate mock objects.

Use the @Mock annotation to create a mock object.

Use the Mockito.mock() method and perform additional setup.

Is Mockito part of JUnit?

No, Mockito is a separate mocking framework.

Yes, Mockito is a built-in feature of JUnit.

Yes, Mockito is a plugin for JUnit.

No, Mockito is a standalone testing framework.

What is Mockito extension?

Mockito extension is used to inject mocks into JUnit 5 test classes.

Mockito extension allows the creation of mock objects in JUnit 5.

Mockito extension is a feature of Mockito for mocking Java classes.

Mockito extension is a plugin for integrating Mockito with JUnit 5.

What is EasyMock Java?

EasyMock is a mocking framework for testing Java applications.

EasyMock is a Java-based library for generating random test data.

EasyMock is a Java framework for creating RESTful APIs.

EasyMock is a Java library for database management.

What is the difference between a mock and a fake in Java?

Fakes are objects with working implementations, while mocks are objects with predefined behavior.

Fakes have predefined behavior, while mocks have working implementations.

Fakes are used for unit testing, while mocks are used for integration testing.

Fakes return predefined values, while mocks have predefined behavior.

How to mock void methods in Java?

Use the doAnswer() method to perform operations when a mocked void method is called.

Use the doThrow() method to stub a void method that throws an exception.

Use the Mockito.mock() method to create a mock object for void methods.

Use the doMock() method to handle void methods in Mockito.

When should I start mock tests?

Start taking mock tests when your preparation is 50% complete.

Start taking mock tests after completing the entire preparation.

Start taking mock tests when you have attempted all 100 questions.

Start taking mock tests before you begin your preparation.

Is mock test necessary?

Mock tests help identify weak concepts and strengths.

Mock tests are optional and not necessary.

Mock tests are only useful for planning exam strategy.

Mock tests are irrelevant for self-analysis.

What is the difference between @MockBean and mock()?

@MockBean is a Spring Test Context annotation, while mock() is a Mockito method.

@MockBean is used for unit testing, while mock() is used for integration testing.

@MockBean is used for mocking private methods, while mock() is used for mocking public methods.

@MockBean is a deprecated annotation, while mock() is the recommended approach.

Can I mock a private method?

No, mocking private methods is not supported by Mockito.

Yes, Mockito provides direct support for mocking private methods.

Yes, but you need to refactor the code to change the access modifier.

Yes, by using the doAnswer() method in Mockito.

Can we mock a final method?

No, mocking final methods is not possible with Mockito.

Yes, Mockito supports mocking final methods.

Yes, by creating concrete and mock instances of the class.

Yes, by using the doThrow() method in Mockito.

Can we mock a static class in Java?

No, mocking static classes is not supported in Java.

Yes, Mockito allows mocking of static classes.

Yes, by using the class name to access members.

Yes, by using the @MockStatic annotation in Mockito.

What is Mockito in Spring Boot?

Mockito is a mocking framework used with JUnit in Spring Boot.

Mockito is a testing framework for Spring Boot applications.

Mockito is a dependency injection framework for Spring Boot.

Mockito is a database management tool for Spring Boot.

What is the difference between JUnit and Mockito?

JUnit is used for testing APIs, while Mockito is used for mocking objects.

JUnit is a mocking framework, while Mockito is a testing framework.

JUnit is used for unit testing, while Mockito is used for integration testing.

JUnit is a standalone tool, while Mockito is integrated with JUnit.

What is the difference between Mockito and JUnit?

Mockito is used for mocking, while JUnit is used for testing.

Mockito and JUnit are both testing frameworks.

Mockito is an extension of JUnit for advanced testing scenarios.

Mockito and JUnit have similar features and usage.

What is a mock framework?

A mock framework is used to isolate code being tested from external dependencies.

A mock framework is a tool for generating random test data.

A mock framework is a library for managing database connections.

A mock framework is a framework for creating RESTful APIs.

What is mock annotation?

The @Mock Annotation is used to identify mock objects in the test code.

The @Mock Annotation is used to identify actual objects in the test code.

The @Mock Annotation is used to indicate the beginning of a test case.

The @Mock Annotation is used to skip the execution of certain test methods.

A practice event to prepare for the future actual event.

A real-time execution of the test code.

A simulation of a complete software system.

A dry run to check the syntax errors in the code.

No, Mockito can be used in any object-oriented programming language.

Yes, Mockito is exclusively used for Java programming.

Mockito is primarily used in Java, but it can be adapted for other languages.

Mockito is a Java-specific mocking framework.

Where is Mockito used?

Mockito is used for unit testing of Java applications.

Mockito is used for functional testing of Java applications.

Mockito is used for load testing of Java applications.

Mockito is used for security testing of Java applications.

What is a rule in Mockito?

A rule in Mockito ensures the proper initialization and validation of mocks.

A rule in Mockito determines the order of test execution.

A rule in Mockito defines the behavior of mock objects.

A rule in Mockito controls the test environment setup.

Can you mock a method in Java?

Yes, mocking is used to define the return value of methods without executing their steps.

No, mocking is not possible in Java.

Mocking is only applicable to external communication methods.

Mocking is used to simulate the behavior of real methods.

How to add Mockito to Maven?

Add the Mockito dependency to the project's pom file.

Mockito is not compatible with Maven.

Use the command "mvn add-mockito" to add Mockito to your Maven project.

Mockito is automatically included when using Maven for dependency management.

Mocking is used to replace external dependencies with controlled replacement objects.

Mocking helps in executing the steps of methods without invoking the actual code.

Mocking is used to improve the performance of the code.

Mocking allows for the testing of behavior and state of external dependencies.

How does Mockito work?

Mockito generates stubs for method calls without executing the actual code.

Mockito creates a replica of the original object and simulates its behavior.

Mockito intercepts method calls and executes the actual code.

Mockito uses reflection to modify the behavior of objects during runtime.

What is the "@Inject" annotation in Java?

The "@Inject" annotation is used to enable dependency injection in Java.

The "@Inject" annotation is used to mark methods for execution in parallel.

The "@Inject" annotation is used to specify the target location of a file.

The "@Inject" annotation is used to override default method implementations.

What is the difference between "@Mock" and "@InjectMock" annotations?

The "@Mock" annotation is used to create mock objects, while "@InjectMock" is used for dependency injection.

The "@Mock" annotation is used for dependency injection, while "@InjectMock" is used to create mock objects.

Both annotations have the same purpose and can be used interchangeably.

The "@Mock" annotation is used for testing private methods, while "@InjectMock" is used for testing public methods.

What is the difference between "@Inject" and "@Autowired" in Spring?

"@Inject" is used in Java CDI, while "@Autowired" is specific to the Spring framework.

There is no difference; both annotations are used for the same purpose.

"@Inject" is used for dependency injection, while "@Autowired" is used for method autowiring.

Both annotations are used to indicate the availability of a bean in the application context.

API mocking allows for concurrent front-end and back-end development.

API mocking is used when live data is unavailable or unreliable.

API mocking helps in gathering feedback from developers.

What is a mock endpoint?

A mock endpoint returns a similar response as the real endpoint but with inauthentic interaction.

A mock endpoint is used for load testing of APIs.

A mock endpoint is the actual API endpoint in a production environment.

A mock endpoint is an API endpoint with restricted access.

26.Setup Mocks

Authored by ANIL KUMAR

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49 questions

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How to create a mock in Java?

Create fake objects from real classes/interfaces and instrument them to respond with specific data for each method.

Download a Mockito-All archive and set up the Mockito environment.

Call MockitoAnnotations.initMocks(this) in a setup method or use annotations like @RunWith(MockitoJUnitRunner.class) or @ExtendWith(MockitoExtension.class).

A mock is a fake class that can be examined after the test is finished for its interactions with the class under test.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do I set up Mockito?

Create fake objects from real classes/interfaces and instrument them to respond with specific data for each method.

Download a Mockito-All archive and set up the Mockito environment.

Call MockitoAnnotations.initMocks(this) in a setup method or use annotations like @RunWith(MockitoJUnitRunner.class) or @ExtendWith(MockitoExtension.class).

A mock is a fake class that can be examined after the test is finished for its interactions with the class under test.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How to initialize mock object in Java?

Create fake objects from real classes/interfaces and instrument them to respond with specific data for each method.

Download a Mockito-All archive and set up the Mockito environment.

Call MockitoAnnotations.initMocks(this) in a setup method or use annotations like @RunWith(MockitoJUnitRunner.class) or @ExtendWith(MockitoExtension.class).

A mock is a fake class that can be examined after the test is finished for its interactions with the class under test.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is @mock in Java?

Create fake objects from real classes/interfaces and instrument them to respond with specific data for each method.

Download a Mockito-All archive and set up the Mockito environment.

Call MockitoAnnotations.initMocks(this) in a setup method or use annotations like @RunWith(MockitoJUnitRunner.class) or @ExtendWith(MockitoExtension.class).

A mock is a fake class that can be examined after the test is finished for its interactions with the class under test.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the difference between @InjectMocks and Autowired?

@InjectMocks is a Mockito mechanism for injecting declared fields in the test class into matching fields in the class under test, while @Autowired is Spring's annotation for autowiring a bean into a production, non-test class.

@InjectMocks is a Mockito mechanism for injecting declared fields in the test class into matching fields in the class under test, and it requires the class under test to be a Spring component, while @Autowired is Spring's annotation for autowiring a bean into a production, non-test class.

@InjectMocks is a Mockito mechanism for injecting declared fields in the test class into matching fields in the class under test, and it doesn't require the class under test to be a Spring component, while @Autowired is Spring's annotation for autowiring a bean into a production, non-test class.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How to create mock for API?

Create fake objects from real classes/interfaces and instrument them to respond with specific data for each method.

Set up a collection for mocking, retrieve the collection ID, create a mock server with the Postman API, and send a request to the mock server.

Call MockitoAnnotations.initMocks(this) in a setup method or use annotations like @RunWith(MockitoJUnitRunner.class) or @ExtendWith(MockitoExtension.class).

A mock is a fake class that can be examined after the test is finished for its interactions with the class under test.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can a mock be created?

Create fake objects from real classes/interfaces and instrument them to respond with specific data for each method.

Download a Mockito-All archive and set up the Mockito environment.

Create an interface and a Java class to represent the application, test the class, and verify the result.

Call MockitoAnnotations.initMocks(this) in a setup method or use annotations like @RunWith(MockitoJUnitRunner.class) or @ExtendWith(MockitoExtension.class).

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26.Setup Mocks

How to create a mock in Java?

How do I set up Mockito?

How to initialize mock object in Java?

What is @mock in Java?

What is the difference between @InjectMocks and Autowired?

How to create mock for API?

How can a mock be created?

How to add Mockito in Java?

How to initialize a mock Mockito?

Can I mock a class in Java?

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