/* * Copyright (C) 2010 Google Inc. * * 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 benchmarks.regression; import com.google.caliper.Runner; import com.google.caliper.SimpleBenchmark; public class StringIsEmptyBenchmark extends SimpleBenchmark { public void timeIsEmpty_NonEmpty(int reps) { boolean result = true; for (int i = 0; i < reps; ++i) { result &= !("xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx".isEmpty()); } if (!result) throw new RuntimeException(); } public void timeIsEmpty_Empty(int reps) { boolean result = true; for (int i = 0; i < reps; ++i) { result &= ("".isEmpty()); } if (!result) throw new RuntimeException(); } public void timeLengthEqualsZero(int reps) { boolean result = true; for (int i = 0; i < reps; ++i) { result &= !("xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx".length() == 0); } if (!result) throw new RuntimeException(); } public void timeEqualsEmpty(int reps) { boolean result = true; for (int i = 0; i < reps; ++i) { result &= !"xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx".equals(""); } if (!result) throw new RuntimeException(); } }