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Copy pathtestPartitonedBy.java
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60 lines (43 loc) · 2.84 KB
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package common;
import gudusoft.gsqlparser.EDbVendor;
import gudusoft.gsqlparser.TGSqlParser;
import gudusoft.gsqlparser.nodes.*;
import gudusoft.gsqlparser.stmt.TSelectSqlStatement;
import junit.framework.TestCase;
public class testPartitonedBy extends TestCase {
public void testTPartitionClause() {
TGSqlParser tgSqlParser = new TGSqlParser(EDbVendor.dbvhive);
tgSqlParser.sqltext = "select day_id,mac_id,mac_color,day_num," +
"sum(day_num)over(partition by day_id,mac_id order by day_id) sum_num from test_temp_mac_id";
assertTrue(tgSqlParser.parse() == 0);
TSelectSqlStatement sqlstatements = (TSelectSqlStatement) tgSqlParser.getSqlstatements().get(0);
TResultColumnList resultColumnList = sqlstatements.getResultColumnList();
TExpression expr = resultColumnList.getResultColumn(4).getExpr();
assertTrue(expr.toString().equalsIgnoreCase("sum(day_num)over(partition by day_id,mac_id order by day_id)"));
TFunctionCall functionCall = expr.getFunctionCall();
TWindowDef windowDef = functionCall.getWindowDef();
assertTrue(windowDef.toString().equalsIgnoreCase("(partition by day_id,mac_id order by day_id)"));
TPartitionClause partitionClause = windowDef.getPartitionClause();
assertTrue(partitionClause.toString().equalsIgnoreCase("partition by day_id,mac_id"));
}
public void testTPartitionExprs() {
TGSqlParser tgSqlParser = new TGSqlParser(EDbVendor.dbvhive);
tgSqlParser.sqltext = "select day_id,mac_id,mac_color,day_num," +
"sum(day_num)over(partition by day_id,mac_id order by day_id) sum_num from test_temp_mac_id";
assertTrue(tgSqlParser.parse() == 0);
TSelectSqlStatement sqlstatements = (TSelectSqlStatement) tgSqlParser.getSqlstatements().get(0);
TResultColumnList resultColumnList = sqlstatements.getResultColumnList();
TExpression expr = resultColumnList.getResultColumn(4).getExpr();
assertTrue(expr.toString().equalsIgnoreCase("sum(day_num)over(partition by day_id,mac_id order by day_id)"));
TFunctionCall functionCall = expr.getFunctionCall();
TWindowDef windowDef = functionCall.getWindowDef();
assertTrue(windowDef.toString().equalsIgnoreCase("(partition by day_id,mac_id order by day_id)"));
TPartitionClause partitionClause = windowDef.getPartitionClause();
TExpressionList expressionList = partitionClause.getExpressionList();
assertTrue(expressionList.toString().equalsIgnoreCase("day_id,mac_id"));
assertTrue(expressionList.getExpression(0).toString().equalsIgnoreCase("day_id"));
assertTrue(expressionList.getExpression(1).toString().equalsIgnoreCase("mac_id"));
TOrderBy orderBy = windowDef.getOrderBy();
assertTrue(orderBy.toString().equalsIgnoreCase("order by day_id"));
}
}