fixed issue #726 , 提交测试用例

dbsync/src/test/java/com/taobao/tddl/dbsync/FetcherPerformanceTest.java

@@ -0,0 +1,57 @@
+package com.taobao.tddl.dbsync;
+
+import java.io.IOException;
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.Statement;
+import java.util.concurrent.atomic.AtomicLong;
+
+import com.taobao.tddl.dbsync.binlog.DirectLogFetcher;
+import com.taobao.tddl.dbsync.binlog.LogContext;
+import com.taobao.tddl.dbsync.binlog.LogDecoder;
+import com.taobao.tddl.dbsync.binlog.LogEvent;
+
+public class FetcherPerformanceTest {
+
+    public static void main(String args[]) {
+        DirectLogFetcher fetcher = new DirectLogFetcher();
+        try {
+            Class.forName("com.mysql.jdbc.Driver");
+            Connection connection = DriverManager.getConnection("jdbc:mysql://127.0.0.1:3306",
+                "root",
+                "hello");
+            Statement statement = connection.createStatement();
+            statement.execute("SET @master_binlog_checksum='@@global.binlog_checksum'");
+            statement.execute("SET @mariadb_slave_capability='" + LogEvent.MARIA_SLAVE_CAPABILITY_MINE + "'");
+
+            fetcher.open(connection, "mysql-bin.000006", 120L, 2);
+
+            AtomicLong sum = new AtomicLong(0);
+            long start = System.currentTimeMillis();
+            long last = 0;
+            long end = 0;
+
+            LogDecoder decoder = new LogDecoder(LogEvent.UNKNOWN_EVENT, LogEvent.ENUM_END_EVENT);
+            LogContext context = new LogContext();
+            while (fetcher.fetch()) {
+                decoder.decode(fetcher, context);
+                sum.incrementAndGet();
+                long current = sum.get();
+                if (current - last >= 100000) {
+                    end = System.currentTimeMillis();
+                    long tps = ((current - last) * 1000) / (end - start);
+                    System.out.println(" total : " + sum + " , cost : " + (end - start) + " , tps : " + tps);
+                    last = current;
+                    start = end;
+                }
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+        } finally {
+            try {
+                fetcher.close();
+            } catch (IOException e) {
+            }
+        }
+    }
+}