reduce 2 Test

This commit is contained in:
Florian Steurer 2015-11-08 21:41:24 +01:00
parent 176ec7b707
commit 7ada9cbd47

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@ -16,6 +16,7 @@ import de.dhbwstuttgart.typinference.unify.model.FiniteClosure;
import de.dhbwstuttgart.typinference.unify.model.MPair;
import de.dhbwstuttgart.typinference.unify.model.MPair.PairOperator;
import de.dhbwstuttgart.typinference.unify.model.SimpleType;
import de.dhbwstuttgart.typinference.unify.model.SuperType;
public class RuleSetTest {
@ -186,7 +187,48 @@ public class RuleSetTest {
@Test
public void testReduce2() {
TypeFactory tf = new TypeFactory();
FiniteClosureBuilder fcb = new FiniteClosureBuilder();
IRuleSet rules = new RuleSet(fcb.getFiniteClosure());
/*
* Positive Tests
*/
System.out.println("----- Reduce2 ------");
// C<T1, SType1, ? extends SType1>
SimpleType c1 = tf.getSimpleType("C", tf.getPlaceholderType("T1"), tf.getSimpleType("SType1"), tf.getExtendsType(tf.getSimpleType("SType1")));
// C<T2, SType2, ? extends SType2>
SimpleType c2 = tf.getSimpleType("C", tf.getPlaceholderType("T2"), tf.getSimpleType("SType2"), tf.getExtendsType(tf.getSimpleType("SType2")));
MPair pair1 = new MPair(c1, c2, PairOperator.EQUALSDOT);
MPair pair2 = new MPair(tf.getExtendsType(c1), tf.getExtendsType(c2), PairOperator.EQUALSDOT);
MPair pair3 = new MPair(tf.getSuperType(c1), tf.getSuperType(c2), PairOperator.EQUALSDOT);
Optional<Set<MPair>> opt1 = rules.reduce2(pair1);
System.out.println(opt1);
Optional<Set<MPair>> opt2 = rules.reduce2(pair2);
System.out.println(opt2);
Optional<Set<MPair>> opt3 = rules.reduce2(pair3);
System.out.println(opt3);
/*
* Negative Tests
*/
SimpleType d1 = tf.getSimpleType("D", tf.getPlaceholderType("T2"), tf.getSimpleType("SType2"), tf.getExtendsType(tf.getSimpleType("SType2")));
pair1 = new MPair(d1, c1, PairOperator.EQUALSDOT); // Case 1: D =. C
pair2 = new MPair(tf.getExtendsType(c1), c2, PairOperator.EQUALSDOT); // Case 2: ? extends C =. C
pair3 = new MPair(tf.getExtendsType(c1), tf.getSuperType(c2), PairOperator.EQUALSDOT); // Case 3: ? extends C =. ? super C
MPair pair4 = new MPair(c1, c2, PairOperator.SMALLERDOT); // Case 4: C <. C
Assert.assertFalse(rules.reduceEq(pair1).isPresent());
Assert.assertFalse(rules.reduceEq(pair2).isPresent());
Assert.assertFalse(rules.reduceEq(pair3).isPresent());
Assert.assertFalse(rules.reduceEq(pair4).isPresent());
}
@Test
@ -239,7 +281,7 @@ public class RuleSetTest {
// C<T1, SType1, ? extends SType1>
SimpleType c1 = tf.getSimpleType("C", tf.getPlaceholderType("T1"), tf.getSimpleType("SType1"), tf.getExtendsType(tf.getSimpleType("SType1")));
// D<T2, SType2, ? extends SType2>
// C<T2, SType2, ? extends SType2>
SimpleType c2 = tf.getSimpleType("C", tf.getPlaceholderType("T2"), tf.getSimpleType("SType2"), tf.getExtendsType(tf.getSimpleType("SType2")));
MPair pair = new MPair(c1, c2, PairOperator.SMALLERDOTWC);