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author | Tsu Chiang Chuang <tsu@google.com> | 2013-03-26 17:38:46 -0700 |
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committer | Tsu Chiang Chuang <tsu@google.com> | 2013-03-28 14:47:03 -0700 |
commit | 5a7833b406bb2716b057d3ed923f22f1f86b2a20 (patch) | |
tree | 7d0e79a91c627918879d379bc6362d20f79b512f /benchmarks/regression/StringBuilderBenchmark.java | |
parent | 0b2e0fc3b8b8886cfebd27d279383d8cae61102d (diff) | |
download | libcore-5a7833b406bb2716b057d3ed923f22f1f86b2a20.zip libcore-5a7833b406bb2716b057d3ed923f22f1f86b2a20.tar.gz libcore-5a7833b406bb2716b057d3ed923f22f1f86b2a20.tar.bz2 |
Build Caliper microbenchmark tests.Also fix the URLConnectionBenchmark tests to use the external/mockwebserver.
Change-Id: I48ec32e94f992fe570a6d729bb38971b3f211188
Diffstat (limited to 'benchmarks/regression/StringBuilderBenchmark.java')
-rw-r--r-- | benchmarks/regression/StringBuilderBenchmark.java | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/benchmarks/regression/StringBuilderBenchmark.java b/benchmarks/regression/StringBuilderBenchmark.java deleted file mode 100644 index 79eff2a..0000000 --- a/benchmarks/regression/StringBuilderBenchmark.java +++ /dev/null @@ -1,132 +0,0 @@ -/* - * Copyright (C) 2009 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.Param; -import com.google.caliper.Runner; -import com.google.caliper.SimpleBenchmark; - -/** - * Tests the performance of various StringBuilder methods. - */ -public class StringBuilderBenchmark extends SimpleBenchmark { - - @Param({"1", "10", "100"}) private int length; - - public void timeAppendBoolean(int reps) { - for (int i = 0; i < reps; ++i) { - StringBuilder sb = new StringBuilder(); - for (int j = 0; j < length; ++j) { - sb.append(true); - } - } - } - - public void timeAppendChar(int reps) { - for (int i = 0; i < reps; ++i) { - StringBuilder sb = new StringBuilder(); - for (int j = 0; j < length; ++j) { - sb.append('c'); - } - } - } - - public void timeAppendCharArray(int reps) { - char[] chars = "chars".toCharArray(); - for (int i = 0; i < reps; ++i) { - StringBuilder sb = new StringBuilder(); - for (int j = 0; j < length; ++j) { - sb.append(chars); - } - } - } - - public void timeAppendCharSequence(int reps) { - CharSequence cs = "chars"; - for (int i = 0; i < reps; ++i) { - StringBuilder sb = new StringBuilder(); - for (int j = 0; j < length; ++j) { - sb.append(cs); - } - } - } - - public void timeAppendDouble(int reps) { - double d = 1.2; - for (int i = 0; i < reps; ++i) { - StringBuilder sb = new StringBuilder(); - for (int j = 0; j < length; ++j) { - sb.append(d); - } - } - } - - public void timeAppendFloat(int reps) { - float f = 1.2f; - for (int i = 0; i < reps; ++i) { - StringBuilder sb = new StringBuilder(); - for (int j = 0; j < length; ++j) { - sb.append(f); - } - } - } - - public void timeAppendInt(int reps) { - int n = 123; - for (int i = 0; i < reps; ++i) { - StringBuilder sb = new StringBuilder(); - for (int j = 0; j < length; ++j) { - sb.append(n); - } - } - } - - public void timeAppendLong(int reps) { - long l = 123; - for (int i = 0; i < reps; ++i) { - StringBuilder sb = new StringBuilder(); - for (int j = 0; j < length; ++j) { - sb.append(l); - } - } - } - - public void timeAppendObject(int reps) { - // We don't want to time the toString, so ensure we're calling a trivial one... - Object o = new Object() { - @Override public String toString() { - return "constant"; - } - }; - for (int i = 0; i < reps; ++i) { - StringBuilder sb = new StringBuilder(); - for (int j = 0; j < length; ++j) { - sb.append(o); - } - } - } - - public void timeAppendString(int reps) { - String s = "chars"; - for (int i = 0; i < reps; ++i) { - StringBuilder sb = new StringBuilder(); - for (int j = 0; j < length; ++j) { - sb.append(s); - } - } - } -} |