1 /* 2 * Copyright (C) 2006 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 android.test; 18 19 /** 20 * More complex interface performance for test cases. 21 * 22 * If you want your test to be used as a performance test, you must 23 * implement this interface. 24 */ 25 @Deprecated 26 public interface PerformanceTestCase 27 { 28 /** 29 * Callbacks for {@link PerformanceTestCase}. 30 */ 31 public interface Intermediates 32 { setInternalIterations(int count)33 void setInternalIterations(int count); startTiming(boolean realTime)34 void startTiming(boolean realTime); addIntermediate(String name)35 void addIntermediate(String name); addIntermediate(String name, long timeInNS)36 void addIntermediate(String name, long timeInNS); finishTiming(boolean realTime)37 void finishTiming(boolean realTime); 38 } 39 40 /** 41 * Set up to begin performance tests. The 'intermediates' is a 42 * communication channel to send back intermediate performance numbers -- 43 * if you use it, you will probably want to ensure your test is only 44 * executed once by returning 1. Otherwise, return 0 to allow the test 45 * harness to decide the number of iterations. 46 * 47 * <p>If you return a non-zero iteration count, you should call 48 * {@link Intermediates#startTiming intermediates.startTiming} and 49 * {@link Intermediates#finishTiming intermediates.endTiming} to report the 50 * duration of the test whose performance should actually be measured. 51 * 52 * @param intermediates Callback for sending intermediate results. 53 * 54 * @return int Maximum number of iterations to run, or 0 to let the caller 55 * decide. 56 */ startPerformance(Intermediates intermediates)57 int startPerformance(Intermediates intermediates); 58 59 /** 60 * This method is used to determine what modes this test case can run in. 61 * 62 * @return true if this test case can only be run in performance mode. 63 */ isPerformanceOnly()64 boolean isPerformanceOnly(); 65 } 66 67