修正运算符优先级别处理不当的问题

git-svn-id: http://code.alibabatech.com/svn/druid/trunk@156 b9813039-fb51-4c41-a8b9-e21c2acb5095

src/test/java/com/alibaba/druid/bvt/proxy/CounterFilterTest.java

@@ -32,7 +32,6 @@ import com.alibaba.druid.proxy.jdbc.ConnectionProxy;
 import com.alibaba.druid.proxy.jdbc.DataSourceProxyConfig;
 import com.alibaba.druid.proxy.jdbc.DataSourceProxyImpl;
 import com.alibaba.druid.proxy.jdbc.ResultSetProxy;
-import com.alibaba.druid.stat.JdbcResultSetStat;
 
 public class CounterFilterTest extends TestCase {
 
@@ -86,7 +85,6 @@ public class CounterFilterTest extends TestCase {
 
         Statement stmt = conn.createStatement();
         ResultSetProxy rs = (ResultSetProxy) stmt.executeQuery(sql);
-        JdbcResultSetStat.Entry resultSetStat = StatFilter.getResultSetInfo(rs);
         rs.close();
         stmt.close();
 

src/test/java/com/alibaba/druid/sql/OnlineSQLTest.java

@@ -0,0 +1,37 @@
+package com.alibaba.druid.sql;
+
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.ResultSet;
+import java.sql.Statement;
+
+import junit.framework.TestCase;
+
+public class OnlineSQLTest extends TestCase {
+    private String url = "jdbc:mysql://10.20.129.146/dragoon_v25monitordb_online";
+    private String user = "dragoon";
+    private String password = "dragoon";
+    
+    
+    
+    public void test_list_sql() throws Exception {
+        Connection conn = DriverManager.getConnection(url, user, password);
+        
+        int count = 0;
+        String sql = "SELECT id, value FROM m_sql_const";
+        Statement stmt = conn.createStatement();
+        ResultSet rs = stmt.executeQuery(sql);
+        while (rs.next()) {
+            String value = rs.getString(2);
+            System.out.println(value);
+            System.out.println();
+            count++;
+        }
+        rs.close();
+        stmt.close();
+        
+        System.out.println("COUNT : " + count);
+        
+        conn.close();
+    }
+}

src/test/java/com/alibaba/druid/sql/mysql/bvt/ArithmeticOperatorsTest.java

@@ -158,6 +158,28 @@ public class ArithmeticOperatorsTest extends TestCase {
 
         Assert.assertEquals("SELECT N % M;", text);
     }
+    
+    public void test_12() throws Exception {
+        String sql = "SELECT 1 = 0 OR A > ?;";
+
+        SQLStatementParser parser = new MySqlStatementParser(sql);
+        List<SQLStatement> stmtList = parser.parseStatementList();
+
+        String text = output(stmtList);
+
+        Assert.assertEquals("SELECT 1 = 0 OR A > ?;", text);
+    }
+    
+    public void test_13() throws Exception {
+        String sql = "SELECT 1 = 0 AND ID = ?;";
+        
+        SQLStatementParser parser = new MySqlStatementParser(sql);
+        List<SQLStatement> stmtList = parser.parseStatementList();
+        
+        String text = output(stmtList);
+        
+        Assert.assertEquals("SELECT 1 = 0 AND ID = ?;", text);
+    }
 
     private String output(List<SQLStatement> stmtList) {
         StringBuilder out = new StringBuilder();

src/test/java/com/alibaba/druid/sql/mysql/bvt/MySqlParameterizedOutputVisitorTest.java

@@ -0,0 +1,34 @@
+package com.alibaba.druid.sql.mysql.bvt;
+
+import java.util.List;
+
+import junit.framework.Assert;
+import junit.framework.TestCase;
+
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
+import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlParameterizedOutputVisitor;
+
+public class MySqlParameterizedOutputVisitorTest extends TestCase {
+
+    public void test_0() throws Exception {
+        //validate("SELECT * FROM T WHERE ID IN (?, ?, ?)", "SELECT * FROM T WHERE ID IN (##)");
+        //validate("SELECT * FROM T WHERE ID = 5", "SELECT * FROM T WHERE ID = ?");
+        validate("SELECT * FROM T WHERE 1 = 0 AND ID = 5", "SELECT * FROM T WHERE 1 = 0 AND ID = ?");
+    }
+
+    void validate(String sql, String expect) {
+
+        MySqlStatementParser parser = new MySqlStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLStatement statemen = statementList.get(0);
+
+        Assert.assertEquals(1, statementList.size());
+
+        StringBuilder out = new StringBuilder();
+        MySqlParameterizedOutputVisitor visitor = new MySqlParameterizedOutputVisitor(out);
+        statemen.accept(visitor);
+
+        Assert.assertEquals(expect, out.toString());
+    }
+}