fix bug

hutool-db/src/test/java/cn/hutool/db/dialect/DriverUtilTest.java

@@ -0,0 +1,14 @@
+package cn.hutool.db.dialect;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+public class DriverUtilTest {
+
+	@Test
+	public void identifyDriverTest(){
+		String url = "jdbc:h2:file:./db/test;AUTO_SERVER=TRUE;DB_CLOSE_ON_EXIT=FALSE;MODE=MYSQL";
+		String driver = DriverUtil.identifyDriver(url); // driver 返回 mysql 的 driver
+		Assert.assertEquals("org.h2.Driver", driver);
+	}
+}