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Copy pathtestLateralView.java
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65 lines (47 loc) · 2.87 KB
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package common;
import gudusoft.gsqlparser.EDbVendor;
import gudusoft.gsqlparser.TGSqlParser;
import gudusoft.gsqlparser.nodes.*;
import gudusoft.gsqlparser.nodes.TLateralView;
import gudusoft.gsqlparser.stmt.TSelectSqlStatement;
import junit.framework.TestCase;
import java.util.ArrayList;
public class testLateralView extends TestCase {
public void testLateralViewClause() {
TGSqlParser tgSqlParser = new TGSqlParser(EDbVendor.dbvhive);
tgSqlParser.sqltext = "SELECT pageid, adid FROM pageAds LATERAL VIEW explode(adid_list) adTable AS adid";
assertTrue(tgSqlParser.parse() == 0);
TSelectSqlStatement sqlstatements = (TSelectSqlStatement) tgSqlParser.getSqlstatements().get(0);
TTableList tables = sqlstatements.getTables();
ArrayList<TLateralView> lateralViewList = tables.getTable(0).getLateralViewList();
assertTrue(lateralViewList.get(0).toString().equalsIgnoreCase("LATERAL VIEW explode(adid_list) adTable AS adid"));
TFunctionCall tFunctionCall = lateralViewList.get(0).getUdtf();
assertTrue(tFunctionCall.toString().equalsIgnoreCase("explode(adid_list)"));
TAliasClause tableAlias = lateralViewList.get(0).getTableAlias();
assertTrue(tableAlias.toString().equalsIgnoreCase("adTable"));
TObjectNameList columnAliasList = lateralViewList.get(0).getColumnAliasList();
TObjectName element = (TObjectName) columnAliasList.getElement(0);
assertTrue(element.toString().equalsIgnoreCase("adid"));
}
public void testLateralViewOrphanColumn1() {
TGSqlParser tgSqlParser = new TGSqlParser(EDbVendor.dbvhive);
tgSqlParser.sqlfilename = gspCommon.BASE_SQL_DIR_PRIVATE_JAVA +"hive/prosiebensat1/join-lateral-view1.sql";
assertTrue(tgSqlParser.parse() == 0);
TSelectSqlStatement sqlstatements = (TSelectSqlStatement) tgSqlParser.getSqlstatements().get(0);
assertTrue(sqlstatements.getSyntaxHints().size() == 0);
}
public void testLateralViewOrphanColumn2() {
TGSqlParser tgSqlParser = new TGSqlParser(EDbVendor.dbvhive);
tgSqlParser.sqlfilename = gspCommon.BASE_SQL_DIR_PRIVATE_JAVA +"hive/prosiebensat1/join-lateral-view2.sql";
assertTrue(tgSqlParser.parse() == 0);
TSelectSqlStatement sqlstatements = (TSelectSqlStatement) tgSqlParser.getSqlstatements().get(0);
assertTrue(sqlstatements.getSyntaxHints().size() == 0);
}
public void testLateralViewOrphanColumn3() {
TGSqlParser tgSqlParser = new TGSqlParser(EDbVendor.dbvhive);
tgSqlParser.sqlfilename = gspCommon.BASE_SQL_DIR_PRIVATE_JAVA +"hive/prosiebensat1/join-lateral-view3.sql";
assertTrue(tgSqlParser.parse() == 0);
TSelectSqlStatement sqlstatements = (TSelectSqlStatement) tgSqlParser.getSqlstatements().get(0);
assertTrue(sqlstatements.getSyntaxHints().size() == 0);
}
}