1 /* 2 * Copyright (C) 2024 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.intentresolver.contentpreview 18 19 import android.graphics.Bitmap 20 import android.net.Uri 21 import android.util.Size 22 23 /** Fake implementation of [ThumbnailLoader] for use in testing. */ 24 class FakeThumbnailLoader(private val defaultSize: Size = Size(100, 100)) : ThumbnailLoader { 25 26 val fakeInvoke = mutableMapOf<Uri, suspend (Size) -> Bitmap?>() 27 val invokeCalls = mutableListOf<Uri>() 28 var unfinishedInvokeCount = 0 29 loadThumbnailnull30 override suspend fun loadThumbnail(uri: Uri): Bitmap? = getBitmap(uri, defaultSize) 31 32 override suspend fun loadThumbnail(uri: Uri, size: Size): Bitmap? = getBitmap(uri, size) 33 34 private suspend fun getBitmap(uri: Uri, size: Size): Bitmap? { 35 invokeCalls.add(uri) 36 unfinishedInvokeCount++ 37 val result = fakeInvoke[uri]?.invoke(size) 38 unfinishedInvokeCount-- 39 return result 40 } 41 } 42