| /* |
| * Copyright (C) 2012 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.internal.os; |
| |
| import android.os.Debug; |
| |
| import androidx.test.filters.SmallTest; |
| |
| import junit.framework.TestCase; |
| |
| @SmallTest |
| public class DebugTest extends TestCase { |
| |
| private final static String EXPECTED_GET_CALLER = |
| "com\\.android\\.internal\\.os\\.DebugTest\\.testGetCaller:\\d\\d"; |
| private final static String EXPECTED_GET_CALLERS = |
| "com\\.android\\.internal\\.os\\.DebugTest.callDepth3:\\d\\d " + |
| "com\\.android\\.internal\\.os\\.DebugTest.callDepth2:\\d\\d " + |
| "com\\.android\\.internal\\.os\\.DebugTest.callDepth1:\\d\\d "; |
| |
| /** |
| * @return String consisting of the caller to this method. |
| */ |
| private String callDepth0() { |
| return Debug.getCaller(); |
| } |
| |
| public void testGetCaller() { |
| assertTrue(callDepth0().matches(EXPECTED_GET_CALLER)); |
| } |
| |
| /** |
| * @return String consisting of the callers to this method. |
| */ |
| private String callDepth4() { |
| return Debug.getCallers(3); |
| } |
| |
| private String callDepth3() { |
| return callDepth4(); |
| } |
| |
| private String callDepth2() { |
| return callDepth3(); |
| } |
| |
| private String callDepth1() { |
| return callDepth2(); |
| } |
| |
| public void testGetCallers() { |
| assertTrue(callDepth1().matches(EXPECTED_GET_CALLERS)); |
| } |
| |
| /** |
| * Regression test for b/31943543. Note: must be run under CheckJNI to detect the issue. |
| */ |
| public void testGetMemoryInfo() { |
| Debug.MemoryInfo info = new Debug.MemoryInfo(); |
| Debug.getMemoryInfo(-1, info); |
| } |
| } |