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*
* This library is free software; you can redistribute it and/or
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*
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
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package org.teiid.dqp.internal.datamgr;
import static org.junit.Assert.*;
import java.util.ArrayList;
import java.util.List;
import org.junit.Test;
import org.teiid.language.AndOr;
import org.teiid.language.AndOr.Operator;
import org.teiid.language.Expression;
import org.teiid.language.In;
import org.teiid.language.Literal;
import org.teiid.query.sql.lang.SetCriteria;
import org.teiid.query.unittest.RealMetadataFactory;
public class TestInCriteriaImpl {
public static SetCriteria helpExample(boolean negated) {
ArrayList<org.teiid.query.sql.symbol.Expression> values = new ArrayList<org.teiid.query.sql.symbol.Expression>();
values.add(TestLiteralImpl.helpExample(100));
values.add(TestLiteralImpl.helpExample(200));
values.add(TestLiteralImpl.helpExample(300));
values.add(TestLiteralImpl.helpExample(400));
SetCriteria crit = new SetCriteria(TestLiteralImpl.helpExample(300), values);
crit.setNegated(negated);
return crit;
}
public static In example(boolean negated) throws Exception {
return (In)TstLanguageBridgeFactory.factory.translate(helpExample(negated));
}
@Test public void testGetLeftExpression() throws Exception {
In inCriteria = example(false);
assertNotNull(inCriteria.getLeftExpression());
assertTrue(inCriteria.getLeftExpression() instanceof Literal);
assertEquals(new Integer(300), ((Literal)inCriteria.getLeftExpression()).getValue());
}
@Test public void testExpansion() throws Exception {
SetCriteria inCriteria = helpExample(false);
LanguageBridgeFactory lbf = new LanguageBridgeFactory(RealMetadataFactory.example1Cached());
lbf.setConvertIn(true);
AndOr or = (AndOr) lbf.translate(inCriteria);
assertEquals(Operator.OR, or.getOperator());
inCriteria.setNegated(true);
AndOr and = (AndOr) lbf.translate(inCriteria);
assertEquals(Operator.AND, and.getOperator());
}
@Test public void testExpansion1() throws Exception {
SetCriteria inCriteria = helpExample(false);
LanguageBridgeFactory lbf = new LanguageBridgeFactory(RealMetadataFactory.example1Cached());
lbf.setMaxInPredicateSize(2);
AndOr or = (AndOr) lbf.translate(inCriteria);
assertEquals(Operator.OR, or.getOperator());
assertEquals(2, ((In)or.getRightCondition()).getRightExpressions().size());
inCriteria.setNegated(true);
AndOr and = (AndOr) lbf.translate(inCriteria);
assertEquals(Operator.AND, and.getOperator());
assertEquals("300 NOT IN (100, 200) AND 300 NOT IN (300, 400)", and.toString());
}
@Test public void testGetRightExpressions() throws Exception {
List<Expression> values = example(false).getRightExpressions();
assertNotNull(values);
assertEquals(4, values.size());
}
@Test public void testIsNegated() throws Exception {
assertTrue(example(true).isNegated());
assertFalse(example(false).isNegated());
}
}