# androidx.window.testing

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## Classes

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| `https://developer.android.com/reference/androidx/window/testing/WindowSdkExtensionsRule` | `https://junit.org/junit4/javadoc/latest/org/junit/rules/TestRule.html` for overriding `https://developer.android.com/reference/androidx/window/WindowSdkExtensions` properties in unit tests. |