| /* |
| * Copyright (C) 2019 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. |
| */ |
| |
| @file:JvmName("HandlerUtils") |
| |
| package com.android.testutils |
| |
| import android.os.ConditionVariable |
| import android.os.Handler |
| import android.os.HandlerThread |
| import java.util.concurrent.Executor |
| import kotlin.test.fail |
| |
| /** |
| * Block until the specified Handler or HandlerThread becomes idle, or until timeoutMs has passed. |
| */ |
| fun HandlerThread.waitForIdle(timeoutMs: Int) = threadHandler.waitForIdle(timeoutMs.toLong()) |
| fun HandlerThread.waitForIdle(timeoutMs: Long) = threadHandler.waitForIdle(timeoutMs) |
| fun Handler.waitForIdle(timeoutMs: Int) = waitForIdle(timeoutMs.toLong()) |
| fun Handler.waitForIdle(timeoutMs: Long) { |
| val cv = ConditionVariable(false) |
| post(cv::open) |
| if (!cv.block(timeoutMs)) { |
| fail("Handler did not become idle after ${timeoutMs}ms") |
| } |
| } |
| |
| /** |
| * Block until the given Serial Executor becomes idle, or until timeoutMs has passed. |
| */ |
| fun waitForIdleSerialExecutor(executor: Executor, timeoutMs: Long) { |
| val cv = ConditionVariable() |
| executor.execute(cv::open) |
| if (!cv.block(timeoutMs)) { |
| fail("Executor did not become idle after ${timeoutMs}ms") |
| } |
| } |