add testcase

src/test/java/com/alibaba/druid/bvt/utils/JdbcUtils_driver.java

@@ -0,0 +1,27 @@
+package com.alibaba.druid.bvt.utils;
+
+import java.sql.Driver;
+
+import org.junit.Assert;
+
+import com.alibaba.druid.util.JdbcConstants;
+import com.alibaba.druid.util.JdbcUtils;
+
+import junit.framework.TestCase;
+
+public class JdbcUtils_driver extends TestCase {
+
+    public void test_driver() throws Exception {
+        String url = "jdbc:odps:xxx";
+        String className = JdbcUtils.getDriverClassName(url);
+        Class<?> clazz = Class.forName(className);
+        Assert.assertNotNull(clazz);
+        Driver driver = (Driver) clazz.newInstance();
+        Assert.assertNotNull(driver);
+
+        Assert.assertEquals(0, driver.getMajorVersion());
+        Assert.assertEquals(1, driver.getMinorVersion());
+        
+        Assert.assertEquals(JdbcConstants.ODPS, JdbcUtils.getDbType(url, className));
+    }
+}