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/*
* Copyright (C) 2016 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
*/
package com.android.voicemail.impl;
import android.os.Looper;
/** Assertions which will result in program termination. */
public class Assert {
private static Boolean sIsMainThreadForTest;
public static void isTrue(boolean condition) {
if (!condition) {
throw new AssertionError("Expected condition to be true");
}
}
public static void isMainThread() {
if (sIsMainThreadForTest != null) {
isTrue(sIsMainThreadForTest);
return;
}
isTrue(Looper.getMainLooper().equals(Looper.myLooper()));
}
public static void isNotMainThread() {
if (sIsMainThreadForTest != null) {
isTrue(!sIsMainThreadForTest);
return;
}
isTrue(!Looper.getMainLooper().equals(Looper.myLooper()));
}
public static void fail() {
throw new AssertionError("Fail");
}
/** Override the main thread status for tests. Set to null to revert to normal behavior */
@NeededForTesting
public static void setIsMainThreadForTesting(Boolean isMainThread) {
sIsMainThreadForTest = isMainThread;
}
}
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