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Last updated 2025-05-15 UTC.
[null,null,["Last updated 2025-05-15 UTC."],[],[],null,["# androidx.xr.scenecore.testing\n=============================\n\n*** ** * ** ***\n\n[Kotlin](/reference/kotlin/androidx/xr/scenecore/testing/package-summary \"View this page in Kotlin\") \\|Java\n\nClasses\n-------\n\n|---------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| [FakeImpressApi](/reference/androidx/xr/scenecore/testing/FakeImpressApi) | Fake implementation of the JNI API for communicating with the Impress Split Engine instance for testing purposes. |\n| [FakeImpressApi.GltfNodeData](/reference/androidx/xr/scenecore/testing/FakeImpressApi.GltfNodeData) | Test bookkeeping data for a Gltf gltfToken |\n| [FakeImpressApi.MaterialData](/reference/androidx/xr/scenecore/testing/FakeImpressApi.MaterialData) | Test bookkeeping data for a Material |\n| [FakeImpressApi.StereoSurfaceEntityData](/reference/androidx/xr/scenecore/testing/FakeImpressApi.StereoSurfaceEntityData) | Test bookkeeping data for a StereoSurfaceEntity |\n| [FakeImpressApi.TestSurface](/reference/androidx/xr/scenecore/testing/FakeImpressApi.TestSurface) | Test bookkeeping data for a Android Surface |\n| [FakeScheduledExecutorService](/reference/androidx/xr/scenecore/testing/FakeScheduledExecutorService) | Fake implementation of [ScheduledExecutorService](https://developer.android.com/reference/java/util/concurrent/ScheduledExecutorService.html) that lets tests control when tasks are executed. |\n\nEnums\n-----\n\n|---------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------|\n| [FakeImpressApi.MaterialData.Type](/reference/androidx/xr/scenecore/testing/FakeImpressApi.MaterialData.Type) | Enum representing the different built-in material types that can be created. |\n| [FakeImpressApi.StereoSurfaceEntityData.CanvasShape](/reference/androidx/xr/scenecore/testing/FakeImpressApi.StereoSurfaceEntityData.CanvasShape) | Enum representing the different canvas shapes that can be created. |"]]
