Add the code.google.com/p/dalvik benchmarks to libcore.

I'll remove them from code.google.com afterwards.

Change-Id: I369a301ed0e116c7971caebc607c5a86d06d4ee2

1 files changed, 67 insertions, 0 deletions

diff --git a/benchmarks/regression/EqualsHashCodeBenchmark.java b/benchmarks/regression/EqualsHashCodeBenchmark.java
new file mode 100644
index 0000000..a15a41a
--- /dev/null
+++ b/benchmarks/regression/EqualsHashCodeBenchmark.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2011 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.SimpleBenchmark;
+import java.net.URI;
+import java.net.URL;
+
+public final class EqualsHashCodeBenchmark extends SimpleBenchmark {
+    private enum Type {
+        URI() {
+            @Override Object newInstance(String text) throws Exception {
+                return new URI(text);
+            }
+        },
+        URL() {
+            @Override Object newInstance(String text) throws Exception {
+                return new URL(text);
+            }
+        };
+        abstract Object newInstance(String text) throws Exception;
+    }
+
+    @Param Type type;
+
+    Object a1;
+    Object a2;
+    Object b1;
+    Object b2;
+
+    @Override protected void setUp() throws Exception {
+        a1 = type.newInstance("https://mail.google.com/mail/u/0/?shva=1#inbox");
+        a2 = type.newInstance("https://mail.google.com/mail/u/0/?shva=1#inbox");
+        b1 = type.newInstance("http://developer.android.com/reference/java/net/URI.html");
+        b2 = type.newInstance("http://developer.android.com/reference/java/net/URI.html");
+    }
+
+    public void timeEquals(int reps) {
+        for (int i = 0; i < reps; i+=3) {
+            a1.equals(b1);
+            a1.equals(a2);
+            b1.equals(b2);
+        }
+    }
+
+    public void timeHashCode(int reps) {
+        for (int i = 0; i < reps; i+=2) {
+            a1.hashCode();
+            b1.hashCode();
+        }
+    }
+}