The Overview page is the front page of this API document and provides a list of all packages with a summary for each. This page can also contain an overall. Switches all registered mock objects (more exactly: the controls of the mock objects) to replay mode. For details, see the EasyMock documentation. Why. Great testing includes isolation. Most parts of a software system do not work in isolation, but collaborate with other parts to get their job done. In a lot of.

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This is the old version of mock MockType, Classwhich is more completion friendly. Expects a float argument greater than or equal to the given value. Oren Gross, Mercury Interactive. Have a look at the javadoc. The new piece here is the andThrow method. For documentatino, you can’t easily create a network failure on demand, but you can create a mock that imitates one.

Currently supported properties are: EasyMock noticed that the arguments I was passing didn’t add up and flunked the test case. If this were a non- void method, I could have applied times 0, 1 and atLeastOnce to the expectations directly. Proxy, but seems like you saved us lot of trouble.

Creates a mock object of the requested type that implements the given interface or extends the given class. Any other call to our mock is a test failure From there, I will highly suggest you have a look at the samples and the full documentation to get a fair overview of EasyMock.

Expects any Object argument.

When you run this test with the buggy code in Listing 4, the test fails with this error message:. Dierk Koenig, Canoo AG.

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If I need to change some detail of the expectation, then I call EasyMock. They make tests more unitary. Serialize a class mock A class mock can also be serialized. It should be used this way: Expects a comparable argument greater than or equal the given value.

The next test should check whether the addition of an already existing document leads to a call to mock. R – the returned type. Finally, calling checkIsUsedInOneThread mock, true on a mock will make sure the mock is used in easyomck one thread and throw an exception otherwise.

EasyMock (EasyMock API)

T – the type of the array, it is passed through to prevent casts. The ExchangeRate interface was small and simple enough that I could have easily written the mock class manually. Using Stub Behavior for Methods Sometimes, we would like our Mock Object to respond to some method calls, but we do not want to check how often they are called, when they are called, or even if they are called at all.

All of these must be wrapped with EasyMock. As an example, the following code will not compile, as the type of the provided return value does not match the method’s return value:. My current expectation is not testing what I want. ResultSet methods and growingEasyMock is a huge time saver that produces much shorter and more legible code at a minimal cost.


EasyMock can save a lot of legwork and make unit tests a lot faster to write. A given mock still can be made thread-safe by calling makeThreadSafe Object, boolean. This can be handy when a class method needs to be tested but the class other methods, mocked.

EasyMock is available in the Maven central repository. During ewsymock, a mock is not thread-safe.


It contains various methods to easily create a partial mock. This is critical to enable me to mock out the exchange rate so the tests can run without talking to the real exchange-rate server.

First the test object and the expected result are constructed:.

If eaxymock sum of all values is positive, the document is removed and documentRemoved String title is called on all collaborators:.

Here is the test without the definition of the Mock Eaasymock. Now, a word of warning. This method as same effect as calling verifyRecording Object The setUp method can be removed since all the initialization was done by the runner. Setting a property will change the entire EasyMock behavior.

Finally, notice the use of EasyMock. If the method is called too often, we get an exception that tells us that the method has been called too many times.

It docunentation expected to be of class toMock. You can set back the default one with setDefaultInstantiator. Fork me on GitHub. We were about to implement our own Mocking based on reflect.

EasyMock Tutorial

Before ; import org. For details, see the EasyMock documentation. Expects a double array that is equal to the given array, i. The more you mock, documentztion less you’re testing.

Contains methods to create, replay and verify mocks and a list of standard matchers. Documentagion a float that has an absolute difference to the given value that is less than the given delta. Dierk Koenig, Canoo AG.