我尝试使用 Mockito 测试按钮功能。代码包括Layout/SampleActivity/UnitTest主要内容:
布局文件定义:
android:text="testbtnmock"
android:id="@+id/btn_testbtnmock"
android:onClick="testBtnMock"
SampleActivity 文件定义
public void testBtnMock(View view) {
System.out.println("value:"+getInt());
}
public int getInt(){
return 0;
}
UnitTest 文件定义
@RunWith(RobolectricGradleTestRunner.class)
@Config(constants = BuildConfig.class)
public class SampleActivityTest {
private SampleActivity sampleActivity;
private Button testBtnMock;
@Before
public void setUp() {
ShadowLog.stream = System.out;
}
@Test
public void testBtnMock() {
sampleActivity = Robolectric.setupActivity(SampleActivity.class);
SampleActivity spySampleActivity = spy(sampleActivity);
when(spySampleActivity.getInt()).thenReturn(100);
//spySampleActivity.testBtnMock(mock(View.class)); //it is working , print 100
testBtnMock = (Button) sampleActivity.findViewById(R.id.btn_testbtnmock);
testBtnMock.performClick(); //it is not work , print 0 ,mock invalid
}
}
我的问题是:
- 为什么使用
spySampleActivity.testBtnMock(mock(View.class));
触发的功能testBtnMock(View v)
。它正在工作并打印 100。 - 但使用
testBtnMock.performClick();
不起作用并打印 0。为什么?如何解决?</li>