add mysql benchkmark

src/test/java/com/alibaba/druid/benckmark/wall/WallBenchmarkTest_mysql.java

@@ -0,0 +1,48 @@
+/*
+ * Copyright 1999-2011 Alibaba Group Holding Ltd.
+ *
+ * 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.alibaba.druid.benckmark.wall;
+
+import junit.framework.TestCase;
+
+import com.alibaba.druid.wall.WallProvider;
+import com.alibaba.druid.wall.spi.MySqlWallProvider;
+
+public class WallBenchmarkTest_mysql extends TestCase {
+
+    WallProvider            provider = new MySqlWallProvider();
+
+    public final static int COUNT    = 1000 * 1000;
+
+    public void test_0() throws Exception {
+        String sql = "SELECT t1.department_id, t2.*\n" + //
+                     "FROM hr_info t1, x2 t2\n" + //
+                     "WHERE t2.department_id = t1.department_id";
+        for (int i = 0; i < 10; ++i) {
+            provider.clearCache();
+            long startMillis = System.currentTimeMillis();
+            perf(sql);
+            long millis = System.currentTimeMillis() - startMillis;
+            System.out.println("millis : " + millis);
+        }
+    }
+
+    public void perf(String sql) {
+        for (int i = 0; i < COUNT; ++i) {
+        	String text = sql + " AND FID = " + i;
+            provider.check(text);
+        }
+    }
+}