add testcase & remove unused code

src/test/java/com/alibaba/druid/bvt/sql/sqlserver/MSSQLServerExportParameterVisitorTest.java

@@ -0,0 +1,29 @@
+package com.alibaba.druid.bvt.sql.sqlserver;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import junit.framework.TestCase;
+
+import org.junit.Assert;
+
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.sqlserver.parser.SQLServerStatementParser;
+import com.alibaba.druid.sql.dialect.sqlserver.visitor.MSSQLServerExportParameterVisitor;
+
+public class MSSQLServerExportParameterVisitorTest extends TestCase {
+
+    public void test_sqlserver() throws Exception {
+        String sql = "select fname, count(*) from t where fid = 1 group by fname order by 1";
+
+        SQLServerStatementParser parser = new SQLServerStatementParser(sql);
+        SQLStatement stmt = parser.parseStatementList().get(0);
+
+        List<Object> parameters = new ArrayList<Object>();
+        MSSQLServerExportParameterVisitor visitor = new MSSQLServerExportParameterVisitor(parameters);
+        stmt.accept(visitor);
+        
+        Assert.assertEquals(1, parameters.size());
+        Assert.assertEquals(1, parameters.get(0));
+    }
+}

src/test/java/com/alibaba/druid/bvt/sql/sqlserver/SQLServerInsertTest2.java

@@ -15,9 +15,10 @@
  */
 package com.alibaba.druid.bvt.sql.sqlserver;
 
-import junit.framework.Assert;
 import junit.framework.TestCase;
 
+import org.junit.Assert;
+
 import com.alibaba.druid.sql.ast.SQLStatement;
 import com.alibaba.druid.sql.dialect.sqlserver.parser.SQLServerStatementParser;
 import com.alibaba.druid.sql.test.TestUtils;

src/test/java/com/alibaba/druid/bvt/sql/sqlserver/SQLServerParameterizedOutputVisitorTest.java

@@ -0,0 +1,60 @@
+/*
+ * Copyright 1999-2011 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.alibaba.druid.bvt.sql.sqlserver;
+
+import java.util.List;
+
+import junit.framework.TestCase;
+
+import org.junit.Assert;
+
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.sqlserver.parser.SQLServerStatementParser;
+import com.alibaba.druid.sql.dialect.sqlserver.visitor.SQLServerOutputVisitor;
+import com.alibaba.druid.sql.dialect.sqlserver.visitor.SQLServerParameterizedOutputVisitor;
+
+public class SQLServerParameterizedOutputVisitorTest extends TestCase {
+
+    public void test_simple() throws Exception {
+        String sql = "select GEN_VAL " + //
+                     "from ID_GENERATOR with (updlock, rowlock) " + //
+                     "where GEN_NAME = 'T_USERS' AND FID = 3 AND FSTATE IN (1, 2, 3)"; //
+
+        String expect = "SELECT GEN_VAL" + //
+                        "\nFROM ID_GENERATOR WITH (updlock, rowlock)" + //
+                        "\nWHERE GEN_NAME = ?" +
+                        "\n\tAND FID = ?" +
+                        "\n\tAND FSTATE IN (?)";
+
+        SQLServerStatementParser parser = new SQLServerStatementParser(sql);
+        List<SQLStatement> stmtList = parser.parseStatementList();
+
+        String text = outputSqlServer(stmtList);
+
+        Assert.assertEquals(expect, text);
+    }
+    
+    public static String outputSqlServer(List<SQLStatement> stmtList) {
+        StringBuilder out = new StringBuilder();
+        SQLServerOutputVisitor visitor = new SQLServerParameterizedOutputVisitor(out);
+
+        for (SQLStatement stmt : stmtList) {
+            stmt.accept(visitor);
+        }
+
+        return out.toString();
+    }
+}

src/test/java/com/alibaba/druid/bvt/sql/sqlserver/SQLServerSelectTest1.java

@@ -15,9 +15,10 @@
  */
 package com.alibaba.druid.bvt.sql.sqlserver;
 
-import junit.framework.Assert;
 import junit.framework.TestCase;
 
+import org.junit.Assert;
+
 import com.alibaba.druid.sql.ast.SQLStatement;
 import com.alibaba.druid.sql.dialect.sqlserver.parser.SQLServerStatementParser;
 import com.alibaba.druid.sql.test.TestUtils;