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Implement SemanticsNodeInteraction.captureToImage()
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31 changes: 31 additions & 0 deletions
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compose/ui/ui-test/src/skikoMain/kotlin/androidx/compose/ui/test/SkikoImageHelpers.kt
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/* | ||
* Copyright 2023 The Android Open Source Project | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); | ||
* you may not use this file except in compliance with the License. | ||
* You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
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package androidx.compose.ui.test | ||
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import androidx.compose.ui.InternalComposeUiApi | ||
import androidx.compose.ui.graphics.ImageBitmap | ||
import androidx.compose.ui.platform.SkikoTestOwner | ||
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/** | ||
* Captures the underlying semantics node's surface into bitmap. | ||
*/ | ||
@OptIn(InternalTestApi::class, InternalComposeUiApi::class) | ||
fun SemanticsNodeInteraction.captureToImage(): ImageBitmap { | ||
val semanticsNode = fetchSemanticsNode("Failed to capture a node to bitmap.") | ||
return (testContext.testOwner as SkikoTestOwner).captureToImage(semanticsNode) | ||
} |
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compose/ui/ui/src/skikoMain/kotlin/androidx/compose/ui/platform/SkikoTestOwner.kt
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/* | ||
* Copyright 2023 The Android Open Source Project | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); | ||
* you may not use this file except in compliance with the License. | ||
* You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
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package androidx.compose.ui.platform | ||
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import androidx.compose.ui.InternalComposeUiApi | ||
import androidx.compose.ui.graphics.ImageBitmap | ||
import androidx.compose.ui.semantics.SemanticsNode | ||
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/** | ||
* Marker interface to be implemented by the Skiko `TestOwner`. The purpose is to allow code in the | ||
* `ui-test` module to access functions specific to the Skiko test implementation (e.g. in | ||
* `ui-test-junit4`). | ||
*/ | ||
// Ideally, this would be @VisibleForTesting, but that's an Android annotation we don't want a | ||
// dependency on | ||
@InternalComposeUiApi | ||
interface SkikoTestOwner { | ||
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fun captureToImage(semanticsNode: SemanticsNode): ImageBitmap | ||
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} |