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48 lines (42 loc) · 1.89 KB
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package test.postgresql;
/*
* Date: 13-12-4
*/
import gudusoft.gsqlparser.EDbVendor;
import gudusoft.gsqlparser.ESqlStatementType;
import gudusoft.gsqlparser.TCustomSqlStatement;
import gudusoft.gsqlparser.TGSqlParser;
import gudusoft.gsqlparser.stmt.TFetchStmt;
import gudusoft.gsqlparser.stmt.postgresql.TPostgresqlCreateFunction;
import junit.framework.TestCase;
public class testPlpgsql_fetch extends TestCase {
public void test1(){
TGSqlParser sqlparser = new TGSqlParser(EDbVendor.dbvpostgresql);
sqlparser.sqltext = "CREATE FUNCTION scan_rows(int[]) RETURNS void AS $$\n" +
"DECLARE\n" +
"\tcurs1 refcursor;\n" +
"\tcurs2 CURSOR FOR SELECT\n" +
"\t*\n" +
"\tFROM tenk1;\n" +
"\tcurs3 CURSOR (key integer) FOR SELECT\n" +
"\t*\n" +
"\tFROM tenk1 WHERE unique1 = key;\n" +
"BEGIN\n" +
"FETCH curs1 INTO rowvar;\n" +
"FETCH curs2 INTO foo, bar, baz;\n" +
"FETCH LAST FROM curs3 INTO x, y;\n" +
"FETCH RELATIVE -2 FROM curs4 INTO x;\n" +
"\n" +
"\n" +
"END;\n" +
"$$ LANGUAGE plpgsql;";
assertTrue(sqlparser.parse() == 0);
TPostgresqlCreateFunction createFunction = (TPostgresqlCreateFunction)sqlparser.sqlstatements.get(0);
assertTrue(createFunction.getBodyStatements().size() == 4);
TCustomSqlStatement stmt = createFunction.getBodyStatements().get(0);
assertTrue(stmt.sqlstatementtype == ESqlStatementType.sst_fetchstmt);
TFetchStmt fetchStmt = (TFetchStmt)stmt;
assertTrue(fetchStmt.getCursorName().toString().equalsIgnoreCase("curs1"));
assertTrue(fetchStmt.getVariableNames().getExpression(0).toString().equalsIgnoreCase("rowvar"));
}
}