In the past, we’ve talked extensively about JMockit and Mockito. In this tutorial, we ‘ll give an introduction to another mocking tool – EasyMock. EasyMock Tutorial, EasyMock JUnit 5 example, EasyMock vs Mockito, EasyMock mock interface and classes, EasyMock @Mock, @TestSubject annotations. EasyMock + requires Java and above; EasyMock requires Java Just add EasyMock and Dexmaker as dependencies of the apk project used to.

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Let us write a second test. To define the new argument matcher, we implement the interface org. However, this only works if the method logThrowable in the example usage accepts Throwable s, and does not require something more specific like a RuntimeException.

Rule ; import org. The implementation is straightforward: To avoid the repetition of mock. Unexpected method call documentAdded “New Document”: Private methods cannot be mocked.

EasyMock tutorial – Getting Started

On a Mock Object returned by mock the default behavior for all methods is to throw an AssertionError for all unexpected method calls. As an example, we check the workflow for document removal.


Oren Gross, Mercury Interactive. However, different mocks can be recorded simultaneously in different threads. EasyMock has several methods which are used to configure the Mock object. What if we need to involve some extra class in a JUnit test?

You can also have a look at the samples and the Getting Started. The mock is instantiated by the runner at step 1. You own instantiator which only needs to implement IClassInstantiator. Oren Gross, Mercury Interactive. Since we setup the stock price of EBAY as To relax the expected tutroial counts, there are additional methods that may be used instead of times int count:.

EasyMock tutorial – Getting Started

If we write tests for it, we will automaticaly test the WaterContainer class and the CoffeeContainer class. It is extremely easy to use and makes writing the unit tests a breeze – great job! Supported JVMs are listed here. This circumstance imposes some logical restrictions on development. As an example, the following code eqsymock not compile, as the type of the provided return value does not match the method’s return value: Switch the mock to a reply mode.


If you use Maven, the final required dependencies will look like this: If there are too few calls, verify mock throws an AssertionError: Available for Tutprial s. It contains various methods to easily create a partial mock. That doesn’t mean you should only mock interfaces.

Easy Mock Tutorial – Easy Mock Tutorial Videos | Wisdom Jobs

Our coffee machine has two containers, that means we need to build logical architecture for them. You can pre-define the behavior of your mock objects and then use this mock object in your code for testing.

All missed expectations are shown, as well as all fulfilled expectations for the unexpected call none in this tjtorial.

You have been warned. EasyMock jar can be used as an OSGi bundle.