diff --git a/src/test/java/com/alibaba/druid/bvt/pool/DruidDataSourceTest_recycle2.java b/src/test/java/com/alibaba/druid/bvt/pool/DruidDataSourceTest_recycle2.java
index 913aaef882..5f384cdc80 100644
--- a/src/test/java/com/alibaba/druid/bvt/pool/DruidDataSourceTest_recycle2.java
+++ b/src/test/java/com/alibaba/druid/bvt/pool/DruidDataSourceTest_recycle2.java
@@ -1,5 +1,6 @@
 package com.alibaba.druid.bvt.pool;
 
+import java.sql.Connection;
 import java.sql.SQLException;
 import java.sql.Statement;
 import java.util.concurrent.CountDownLatch;
@@ -74,6 +75,11 @@ public class DruidDataSourceTest_recycle2 extends TestCase {
             error = e;
         }
         Assert.assertNull(error);
+        
+        {
+            Connection conn2 = dataSource.getConnection();
+            conn2.close();
+        }
 
         Assert.assertEquals(1, dataSource.getPoolingCount());
         Assert.assertEquals(0, dataSource.getActiveCount());
diff --git a/src/test/java/com/alibaba/druid/bvt/pool/TestIdle.java b/src/test/java/com/alibaba/druid/bvt/pool/TestIdle.java
index 2b284793e9..00fa93d41e 100644
--- a/src/test/java/com/alibaba/druid/bvt/pool/TestIdle.java
+++ b/src/test/java/com/alibaba/druid/bvt/pool/TestIdle.java
@@ -17,9 +17,10 @@ package com.alibaba.druid.bvt.pool;
 
 import java.sql.Connection;
 
-import junit.framework.Assert;
 import junit.framework.TestCase;
 
+import org.junit.Assert;
+
 import com.alibaba.druid.mock.MockConnection;
 import com.alibaba.druid.mock.MockDriver;
 import com.alibaba.druid.pool.DruidDataSource;
@@ -43,7 +44,7 @@ public class TestIdle extends TestCase {
         dataSource.setDriver(driver);
         dataSource.setInitialSize(2);
         dataSource.setMaxActive(4);
-        dataSource.setMaxIdle(4);
+//        dataSource.setMaxIdle(4);
         dataSource.setMinIdle(1);
         dataSource.setMinEvictableIdleTimeMillis(50 * 1);
         dataSource.setTimeBetweenEvictionRunsMillis(10);
@@ -118,11 +119,11 @@ public class TestIdle extends TestCase {
                 Assert.assertEquals(count - i - 1, dataSource.getActiveCount());
             }
             Assert.assertEquals(4, driver.getConnections().size());
-            Assert.assertEquals(0, dataSource.getActiveCount());
+            Assert.assertEquals("activeCount not zero", 0, dataSource.getActiveCount());
 
             dataSource.shrink();
-            Assert.assertEquals(0, dataSource.getActiveCount());
-            Assert.assertEquals(dataSource.getMinIdle(), driver.getConnections().size());
+            Assert.assertEquals("activeCount not zero", 0, dataSource.getActiveCount());
+            Assert.assertEquals("minIdle not equal physical", dataSource.getMinIdle(), driver.getConnections().size());
         }
 
         dataSource.close();
diff --git a/src/test/java/com/alibaba/druid/bvt/proxy/filter/GlobalStatTest1.java b/src/test/java/com/alibaba/druid/bvt/proxy/filter/GlobalStatTest1.java
new file mode 100644
index 0000000000..74199be9ca
--- /dev/null
+++ b/src/test/java/com/alibaba/druid/bvt/proxy/filter/GlobalStatTest1.java
@@ -0,0 +1,75 @@
+package com.alibaba.druid.bvt.proxy.filter;
+
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.Statement;
+
+import junit.framework.TestCase;
+
+import org.junit.Assert;
+
+import com.alibaba.druid.pool.DruidDataSource;
+import com.alibaba.druid.stat.JdbcDataSourceStat;
+import com.alibaba.druid.stat.JdbcStatManager;
+import com.alibaba.druid.util.JdbcUtils;
+
+public class GlobalStatTest1 extends TestCase {
+
+    private DruidDataSource dataSourceA;
+    private DruidDataSource dataSourceB;
+
+    protected void setUp() throws Exception {
+        Assert.assertEquals(0, JdbcStatManager.getInstance().getSqlList().size());
+        
+        dataSourceA = new DruidDataSource();
+        dataSourceA.setUrl("jdbc:mock:xx_A");
+        dataSourceA.setFilters("stat");
+        dataSourceA.setUseGloalDataSourceStat(true);
+
+        dataSourceB = new DruidDataSource();
+        dataSourceB.setUrl("jdbc:mock:xx_A");
+        dataSourceB.setFilters("stat");
+        dataSourceB.setUseGloalDataSourceStat(true);
+    }
+
+    protected void tearDown() throws Exception {
+        JdbcUtils.close(dataSourceA);
+        JdbcUtils.close(dataSourceB);
+        
+        JdbcDataSourceStat.setGlobal(null);
+        
+        Assert.assertEquals(0, JdbcStatManager.getInstance().getSqlList().size());
+    }
+
+    public void test_execute() throws Exception {
+        {
+            Connection conn = dataSourceA.getConnection();
+            Statement stmt = conn.createStatement();
+            ResultSet rs = stmt.executeQuery("SELECT 1");
+            while (rs.next()) {
+
+            }
+            rs.close();
+            stmt.close();
+            conn.close();
+        }
+        {
+            Connection conn = dataSourceB.getConnection();
+            PreparedStatement stmt = conn.prepareStatement("SELECT 1");
+            ResultSet rs = stmt.executeQuery();
+            while (rs.next()) {
+
+            }
+            rs.close();
+            stmt.close();
+            conn.close();
+        }
+
+        Assert.assertSame(JdbcDataSourceStat.getGlobal(), dataSourceA.getDataSourceStat());
+        Assert.assertSame(JdbcDataSourceStat.getGlobal(), dataSourceB.getDataSourceStat());
+
+        Assert.assertEquals(1, JdbcStatManager.getInstance().getSqlList().size());
+    }
+
+}