fre*_*yle 6 android mockito robolectric android-viewmodel android-unit-testing
我正在尝试为我的应用程序设置单元测试。但我遇到了Segment的问题
这是我的测试课:
@RunWith(RobolectricTestRunner::class)
@Config(sdk = [Build.VERSION_CODES.O_MR1])
class LoginViewModelTest {
private lateinit var viewModel: LoginViewModel
@Mock
private lateinit var authService: AuthService
@Mock
private lateinit var sharedPreferences: SharedPreferences
@Before
fun setUp() {
MockitoAnnotations.initMocks(this)
val mMyApplication = mock<Application>()
viewModel = LoginViewModel(mMyApplication, sharedPreferences, authService)
}
@Test
fun test_phone(){
viewModel.isPhone.observeForTesting {
val isPhone = LiveDataTestUtil.getValue(viewModel.isPhone) ?:
return@observeForTesting
Assert.assertFalse(isPhone)
}
}
}
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失败并出现以下错误:
INTERNET permission is required.
java.lang.IllegalArgumentException: INTERNET permission is required.
at com.segment.analytics.Analytics$Builder.<init>(Analytics.java:1068)
at com.app.android.MyApplication.onCreate(MyApplication.kt:42)
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MyApplication 类正在初始化 Segment,如下所示:
override fun onCreate() {
val analytics: Analytics = Analytics.Builder( //This is where its failing
applicationContext,
this.getString(R.string.segmentApiKey)
)
.trackApplicationLifecycleEvents()
.build()
// Set the initialized instance as a globally accessible instance.
Analytics.setSingletonInstance(analytics)
}
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我在 StackOverflow 中找到了这个
他们建议我们必须像这样初始化应用程序:
protected Context instance() {
ShadowApplication shadowApp = Shadows.shadowOf(this);
shadowApp.grantPermissions("android.permission.INTERNET");
return shadowApp.getApplicationContext();
}
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instance()像这样传递给 Segment:
Analytics.with(instance()).identify("userId", null, null);
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我认为这不是正确的方法,因为我们正在更改单元测试的代码,恕我直言,这不是正确的方法。
无论如何我都尝试过,但它失败了,因为它无法解决shadowApp.getApplicationContext()
我通过添加这个来使用shadowApplication
implementation 'org.robolectric:shadow-framework:4.6'
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请帮我解决这个问题。提前致谢。
如果使用 ShadowApplication 是正确的方法,请帮助我了解发生了什么。我对此代码片段的理解是它是一个示例应用程序类或可用于测试的东西。请cmiiw。
编辑:我的 AndroidManifest.xml 已经具有互联网权限 <uses-permission android:name="android.permission.INTERNET"
显然我的设置有问题
我添加了这些
// Required -- JUnit 4 framework
testImplementation 'junit:junit:4.13.2'
// Optional -- Robolectric environment
testImplementation 'androidx.test:core:1.4.0'
// Optional -- Mockito framework
testImplementation 'org.mockito:mockito-core:4.5.0'
// Optional -- mockito-kotlin
testImplementation "org.mockito.kotlin:mockito-kotlin:4.0.0"
// Optional -- Mockk framework
testImplementation 'io.mockk:mockk:1.12.3'
testImplementation 'androidx.test.ext:junit-ktx:1.1.3'
testImplementation 'org.robolectric:robolectric:4.6.1'
testImplementation 'org.mockito:mockito-inline:2.13.0'
testImplementation 'android.arch.core:core-testing:1.1.1'
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并将我的测试类更改为这样:
@RunWith(MockitoJUnitRunner::class)
class LoginViewModelTest : TestCase() {
@get:Rule
var instantExecutorRule = InstantTaskExecutorRule()
private lateinit var viewModel: LoginViewModel
@Before
public override fun setUp() {
super.setUp()
val mMyApplication = mock(Application::class.java)
val sharedPreferences = mock(SharedPreferences::class.java)
val authService = mock(AuthService::class.java)
val analyticsFacade = mock(AnalyticsFacadeImpl::class.java)
doNothing().`when`(analyticsFacade).trackEvent(anyString(), any())
viewModel = LoginViewModel(
mMyApplication, sharedPreferences, authService,
analyticsFacade as AnalyticsFacadeImpl)
}
@Test
fun test_phone(){
viewModel.isPhone.observeForTesting {
val isPhone = LiveDataTestUtil.getValue(viewModel.isPhone) ?:
return@observeForTesting
Assert.assertFalse(isPhone)
}
}
}
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