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public interface TestFrameworkException
Known indirect subclasses
AmbiguousViewMatcherException,
AppNotIdleException,
IdlingResourceTimeoutException,
InjectEventSecurityException,
NoActivityResumedException,
NoMatchingRootException,
NoMatchingViewException,
NoRemoteEspressoInstanceException,
PerformException,
RemoteEspressoException,
RemoteProtocolException,
RootViewException
Marker interface for identifying an exception as coming from a test framework.
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Last updated 2025-05-15 UTC.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-05-15 UTC."],[],[],null,["# TestFrameworkException\n======================\n\nArtifact: [androidx.test:monitor](/jetpack/androidx/releases/test) \n[View Source](https://cs.android.com/search?q=file:androidx/test/platform/TestFrameworkException.java+class:androidx.test.platform.TestFrameworkException)\n\n*** ** * ** ***\n\n[Kotlin](/reference/kotlin/androidx/test/platform/TestFrameworkException \"View this page in Kotlin\") \\|Java\n\n\n```\npublic interface TestFrameworkException\n```\n\n\u003cbr /\u003e\n\nKnown direct subclasses \n[EspressoException](/reference/androidx/test/espresso/EspressoException), [InjectEventSecurityException](/reference/androidx/test/platform/ui/InjectEventSecurityException), [UnsupportedDeviceOperationException](/reference/androidx/test/platform/device/UnsupportedDeviceOperationException) \n\n|---------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------|\n| [EspressoException](/reference/androidx/test/espresso/EspressoException) | Used for identifying an exception as coming from the [Espresso](/reference/androidx/test/espresso/Espresso) framework. |\n| [InjectEventSecurityException](/reference/androidx/test/platform/ui/InjectEventSecurityException) | An checked [Exception](https://developer.android.com/reference/java/lang/Exception.html) indicating that event injection failed with a . |\n| [UnsupportedDeviceOperationException](/reference/androidx/test/platform/device/UnsupportedDeviceOperationException) | An exception which indicates that the device selected does not support an operation called on it. |\n\nKnown indirect subclasses \n[AmbiguousViewMatcherException](/reference/androidx/test/espresso/AmbiguousViewMatcherException), [AppNotIdleException](/reference/androidx/test/espresso/AppNotIdleException), [IdlingResourceTimeoutException](/reference/androidx/test/espresso/IdlingResourceTimeoutException), [InjectEventSecurityException](/reference/androidx/test/espresso/InjectEventSecurityException), [NoActivityResumedException](/reference/androidx/test/espresso/NoActivityResumedException), [NoMatchingRootException](/reference/androidx/test/espresso/NoMatchingRootException), [NoMatchingViewException](/reference/androidx/test/espresso/NoMatchingViewException), [NoRemoteEspressoInstanceException](/reference/androidx/test/espresso/remote/NoRemoteEspressoInstanceException), [PerformException](/reference/androidx/test/espresso/PerformException), [RemoteEspressoException](/reference/androidx/test/espresso/remote/RemoteEspressoException), [RemoteProtocolException](/reference/androidx/test/espresso/remote/RemoteProtocolException), [RootViewException](/reference/androidx/test/espresso/RootViewException) \n\n|-----------------------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| [AmbiguousViewMatcherException](/reference/androidx/test/espresso/AmbiguousViewMatcherException) | An exception which indicates that a `Matcher\u003cView\u003e` matched multiple views in the hierarchy when only one view was expected. |\n| [AppNotIdleException](/reference/androidx/test/espresso/AppNotIdleException) | An exception which indicates that the App has not become idle even after the specified duration. |\n| [IdlingResourceTimeoutException](/reference/androidx/test/espresso/IdlingResourceTimeoutException) | Indicates that an [IdlingResource](/reference/androidx/test/espresso/IdlingResource), which has been registered with the framework, has not idled within the allowed time. |\n| [InjectEventSecurityException](/reference/androidx/test/espresso/InjectEventSecurityException) | An checked [Exception](https://developer.android.com/reference/java/lang/Exception.html) indicating that event injection failed with a . |\n| [NoActivityResumedException](/reference/androidx/test/espresso/NoActivityResumedException) | An exception which indicates that there are no activities in stage RESUMED. |\n| [NoMatchingRootException](/reference/androidx/test/espresso/NoMatchingRootException) | Indicates that a given matcher did not match any [Root](/reference/androidx/test/espresso/Root)s (windows) from those that are currently available. |\n| [NoMatchingViewException](/reference/androidx/test/espresso/NoMatchingViewException) | Indicates that a given matcher did not match any elements in the view hierarchy. |\n| [NoRemoteEspressoInstanceException](/reference/androidx/test/espresso/remote/NoRemoteEspressoInstanceException) | An [Exception](https://developer.android.com/reference/java/lang/Exception.html) which indicates that there are no remote Espresso clients present. |\n| [PerformException](/reference/androidx/test/espresso/PerformException) | Indicates that an exception occurred while performing a ViewAction on the UI thread. |\n| [RemoteEspressoException](/reference/androidx/test/espresso/remote/RemoteEspressoException) | Espresso exception representing any runtime related errors in a multi-process environment |\n| [RemoteProtocolException](/reference/androidx/test/espresso/remote/RemoteProtocolException) | Espresso exception representing any protocol related errors in a multi-process environment |\n| [RootViewException](/reference/androidx/test/espresso/RootViewException) | An [EspressoException](/reference/androidx/test/espresso/EspressoException) that can provide a Root View. |\n\n*** ** * ** ***\n\nMarker interface for identifying an exception as coming from a test framework."]]
