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这是我的测试用例的相关部分:

@NonStrict
private StowServiceWrapper mockStowServiceWrapper;

@NonStrict
private IsItemStowableResponse mockIsItemStowableResponse;

@NonStrict
private IsItemStowable mockIsItemStowable;

...

@Test
public void testMoveItemActivitySuccess() {
    final MoveItemActivity activity = new MoveItemActivity();        

    final MoveItemRequest request = new MoveItemRequest();

    new Expectations() {

        {
            invoke(activity, "isItemStowable", request); result=mockIsItemStowable;
            //activity.isItemStowable(request); result=mockIsItemStowable;
            mockStowServiceWrapper.isItemStowableToBin(anyString, anyString, anyString, anyString); result=mockIsItemStowableResponse;
            mockIsItemStowableResponse.hasFilterResults();result=false;
        }
    };

    MoveItemResponse response = activity.enact(request);

这是类源的相关部分(在 MoveItemActivity 中):

StowServiceWrapper stowServiceWrapper = new StowServiceWrapperImpl();
private IsItemStowable isItemStowable(MoveItemRequest input) {

    IsItemStowable isStowable = new IsItemStowable();
    isStowable.setIsItemStowable(false);

    System.out.println("TEST1");
    /* First check if item is stowable to bin */
    IsItemStowableToBinResponse isItemStowableResponse = stowServiceWrapper.isItemStowableToBin();
    System.out.println("TEST2");
    /* fastFail is 'true' by default, so stow service request will only return one filter violation at a time */
    if (isItemStowableResponse.hasFilterResults()) {
        ...
    }

我在这一行收到 NullPointerException:if (isItemStowableResponse.hasFilterResults())

我对 JMockit 比较陌生。我不确定它为什么要在这个方法中执行代码——我只是想模拟整个方法,因为它是我试图单元测试的“enact”方法中的一个依赖项。

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1 回答 1

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    new MockUp<MoveItemActivity>()
    {
        @Mock
        IsItemStowable isItemStowable(MoveItemRequest request) {
            return new IsItemStowable();
        }
    };

好的,想出了如何在被测类中模拟方法。

于 2013-05-01T23:45:35.517 回答