add testcase & improve sql parser for sqlserver

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

@@ -21,12 +21,14 @@ import junit.framework.TestCase;
 
 import org.junit.Assert;
 
+import com.alibaba.druid.sql.SQLUtils;
 import com.alibaba.druid.sql.ast.SQLStatement;
 import com.alibaba.druid.sql.ast.statement.SQLCreateIndexStatement;
 import com.alibaba.druid.sql.dialect.sqlserver.parser.SQLServerStatementParser;
 import com.alibaba.druid.sql.dialect.sqlserver.visitor.SQLServerSchemaStatVisitor;
 import com.alibaba.druid.stat.TableStat;
 import com.alibaba.druid.stat.TableStat.Column;
+import com.alibaba.druid.util.JdbcConstants;
 
 public class SQLServerCreateIndexTest extends TestCase {
 
@@ -38,6 +40,9 @@ public class SQLServerCreateIndexTest extends TestCase {
         SQLCreateIndexStatement stmt = (SQLCreateIndexStatement) statementList.get(0);
 
         Assert.assertEquals(1, statementList.size());
+        
+        Assert.assertEquals("CREATE UNIQUE INDEX [unique_schema_migrations] ON [schema_migrations] ([version])", //
+                            SQLUtils.toSQLString(stmt, JdbcConstants.ORACLE));
 
         SQLServerSchemaStatVisitor visitor = new SQLServerSchemaStatVisitor();
         stmt.accept(visitor);

src/test/java/com/alibaba/druid/bvt/sql/sqlserver/SQLServerCreateIndexTest_2.java

@@ -0,0 +1,63 @@
+/*
+ * 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.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.ast.statement.SQLCreateIndexStatement;
+import com.alibaba.druid.sql.dialect.sqlserver.parser.SQLServerStatementParser;
+import com.alibaba.druid.sql.dialect.sqlserver.visitor.SQLServerSchemaStatVisitor;
+import com.alibaba.druid.stat.TableStat;
+import com.alibaba.druid.stat.TableStat.Column;
+import com.alibaba.druid.util.JdbcConstants;
+
+public class SQLServerCreateIndexTest_2 extends TestCase {
+
+    public void test_0() throws Exception {
+        String sql = "CREATE UNIQUE CLUSTERED INDEX Idx1 ON t1(c);";
+
+        SQLServerStatementParser parser = new SQLServerStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLCreateIndexStatement stmt = (SQLCreateIndexStatement) statementList.get(0);
+
+        Assert.assertEquals(1, statementList.size());
+        
+        Assert.assertEquals("CREATE UNIQUE CLUSTERED INDEX Idx1 ON t1 (c)", //
+                            SQLUtils.toSQLString(stmt, JdbcConstants.ORACLE));
+
+        SQLServerSchemaStatVisitor visitor = new SQLServerSchemaStatVisitor();
+        stmt.accept(visitor);
+
+        System.out.println("Tables : " + visitor.getTables());
+        System.out.println("fields : " + visitor.getColumns());
+        System.out.println("coditions : " + visitor.getConditions());
+        System.out.println("orderBy : " + visitor.getOrderByColumns());
+
+        Assert.assertEquals(1, visitor.getTables().size());
+        Assert.assertEquals(1, visitor.getColumns().size());
+        Assert.assertEquals(0, visitor.getConditions().size());
+
+        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("t1")));
+
+        Assert.assertTrue(visitor.getColumns().contains(new Column("t1", "c")));
+    }
+}

src/test/java/com/alibaba/druid/bvt/sql/sqlserver/SQLServerCreateIndexTest_3.java

@@ -0,0 +1,66 @@
+/*
+ * 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.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.ast.statement.SQLCreateIndexStatement;
+import com.alibaba.druid.sql.dialect.sqlserver.parser.SQLServerStatementParser;
+import com.alibaba.druid.sql.dialect.sqlserver.visitor.SQLServerSchemaStatVisitor;
+import com.alibaba.druid.stat.TableStat;
+import com.alibaba.druid.stat.TableStat.Column;
+import com.alibaba.druid.util.JdbcConstants;
+
+public class SQLServerCreateIndexTest_3 extends TestCase {
+
+    public void test_0() throws Exception {
+        String sql = "CREATE NONCLUSTERED INDEX IX_SalesPerson_SalesQuota_SalesYTD" //
+                     + "    ON Sales.SalesPerson (SalesQuota, SalesYTD);";
+
+        SQLServerStatementParser parser = new SQLServerStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLCreateIndexStatement stmt = (SQLCreateIndexStatement) statementList.get(0);
+
+        Assert.assertEquals(1, statementList.size());
+
+        Assert.assertEquals("CREATE NONCLUSTERED INDEX IX_SalesPerson_SalesQuota_SalesYTD" //
+                            + " ON Sales.SalesPerson (SalesQuota, SalesYTD)", //
+                            SQLUtils.toSQLString(stmt, JdbcConstants.ORACLE));
+
+        SQLServerSchemaStatVisitor visitor = new SQLServerSchemaStatVisitor();
+        stmt.accept(visitor);
+
+        System.out.println("Tables : " + visitor.getTables());
+        System.out.println("fields : " + visitor.getColumns());
+        System.out.println("coditions : " + visitor.getConditions());
+        System.out.println("orderBy : " + visitor.getOrderByColumns());
+
+        Assert.assertEquals(1, visitor.getTables().size());
+        Assert.assertEquals(2, visitor.getColumns().size());
+        Assert.assertEquals(0, visitor.getConditions().size());
+
+        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("Sales.SalesPerson")));
+
+        Assert.assertTrue(visitor.getColumns().contains(new Column("Sales.SalesPerson", "SalesQuota")));
+        Assert.assertTrue(visitor.getColumns().contains(new Column("Sales.SalesPerson", "SalesYTD")));
+    }
+}

src/test/java/com/alibaba/druid/bvt/sql/sqlserver/SQLServerCreateTableTest_2.java

@@ -0,0 +1,69 @@
+/*
+ * 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.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.ast.statement.SQLCreateTableStatement;
+import com.alibaba.druid.sql.dialect.sqlserver.parser.SQLServerStatementParser;
+import com.alibaba.druid.sql.dialect.sqlserver.visitor.SQLServerSchemaStatVisitor;
+import com.alibaba.druid.stat.TableStat;
+import com.alibaba.druid.stat.TableStat.Column;
+import com.alibaba.druid.util.JdbcConstants;
+
+public class SQLServerCreateTableTest_2 extends TestCase {
+
+    public void test_0() throws Exception {
+        String sql = "CREATE TABLE #Test (C1 nvarchar(10), C2 nvarchar(50), C3 datetime);";
+
+        SQLServerStatementParser parser = new SQLServerStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLCreateTableStatement stmt = (SQLCreateTableStatement) statementList.get(0);
+
+        Assert.assertEquals(1, statementList.size());
+
+        String output = SQLUtils.toSQLString(stmt, JdbcConstants.SQL_SERVER);
+        Assert.assertEquals("CREATE TABLE #Test (" //
+                            + "\n\tC1 nvarchar(10),"//
+                            + "\n\tC2 nvarchar(50),"//
+                            + "\n\tC3 datetime"//
+                            + "\n)", output);
+
+        SQLServerSchemaStatVisitor visitor = new SQLServerSchemaStatVisitor();
+        stmt.accept(visitor);
+
+        System.out.println("Tables : " + visitor.getTables());
+        System.out.println("fields : " + visitor.getColumns());
+        System.out.println("coditions : " + visitor.getConditions());
+        System.out.println("orderBy : " + visitor.getOrderByColumns());
+
+        Assert.assertEquals(1, visitor.getTables().size());
+        Assert.assertEquals(3, visitor.getColumns().size());
+        Assert.assertEquals(0, visitor.getConditions().size());
+
+        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("#Test")));
+
+        Assert.assertTrue(visitor.getColumns().contains(new Column("#Test", "C1")));
+        Assert.assertTrue(visitor.getColumns().contains(new Column("#Test", "C2")));
+        Assert.assertTrue(visitor.getColumns().contains(new Column("#Test", "C3")));
+    }
+}