增强测试

git-svn-id: http://code.alibabatech.com/svn/druid/trunk@962 b9813039-fb51-4c41-a8b9-e21c2acb5095
2023-03-04 19:17:16 +00:00 · 2011-10-14 07:46:55 +00:00
parent cb18f00e93
commit eb3a55dc19
1 changed files with 31 additions and 0 deletions
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+package com.alibaba.druid.bvt.sql.oracle;
+
+import com.alibaba.druid.sql.ast.statement.SQLSelectStatement;
+import com.alibaba.druid.sql.dialect.oracle.parser.OracleStatementParser;
+import com.alibaba.druid.sql.test.TestUtils;
+
+import junit.framework.Assert;
+import junit.framework.TestCase;
+
+public class OracleFlashbackQueryTest2 extends TestCase {
+
+    public void test_isEmpty() throws Exception {
+        String sql = "SELECT salary FROM employees\n"
+                     + "VERSIONS BETWEEN TIMESTAMP SYSTIMESTAMP - INTERVAL '10' MINUTE AND SYSTIMESTAMP - INTERVAL '1' MINUTE\n"
+                     + "WHERE last_name = 'Chung';";
+
+        String expect = "SELECT salary\n"
+                        + "FROM employees\n"
+                        + "VERSIONS BETWEEN TIMESTAMP SYSTIMESTAMP - INTERVAL '10' MINUTE AND SYSTIMESTAMP - INTERVAL '1' MINUTE\n"
+                        + "WHERE last_name = 'Chung';\n";
+        
+        OracleStatementParser parser = new OracleStatementParser(sql);
+        SQLSelectStatement stmt = (SQLSelectStatement) parser.parseStatementList().get(0);
+
+        String text = TestUtils.output(stmt);
+
+        Assert.assertEquals(expect, text);
+
+        System.out.println(text);
+    }
+}