diff --git a/sharding-jdbc-core/src/test/java/io/shardingjdbc/dbtest/common/DatabaseEnvironment.java b/sharding-jdbc-core/src/test/java/io/shardingjdbc/dbtest/common/DatabaseEnvironment.java
index 9992e93086517..8ea2e8fdc8b28 100644
--- a/sharding-jdbc-core/src/test/java/io/shardingjdbc/dbtest/common/DatabaseEnvironment.java
+++ b/sharding-jdbc-core/src/test/java/io/shardingjdbc/dbtest/common/DatabaseEnvironment.java
@@ -103,11 +103,7 @@ public String getDriverClassName() {
      * @return database URL
      */
     public String getURL(final String dbName) {
-        String nowDbName = dbName;
-        if (null == nowDbName) {
-            nowDbName = DATABASE_NAME.get(databaseType);
-        }
-        return String.format(URL.get(databaseType), nowDbName);
+        return String.format(URL.get(databaseType), null == dbName ? DATABASE_NAME.get(databaseType) : dbName);
     }
     
     /**