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erase1 and erase2 tests

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This commit is contained in:
Florian Steurer 2015-11-08 16:29:40 +01:00
parent 1b1fae6b13
commit 2eb11748ca
7 changed files with 118 additions and 29 deletions
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11
src/de/dhbwstuttgart/typeinference/unifynew/RuleSet.java
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@ -280,7 +280,7 @@ public class RuleSet implements IRuleSet{
if(!(rhsType instanceof SimpleType) && !(rhsType instanceof PlaceholderType))
return false;
return finiteClosure.smaller(lhsType).contains(rhsType);
return finiteClosure.greater(lhsType).contains(rhsType);
}
@Override
@ -288,15 +288,10 @@ public class RuleSet implements IRuleSet{
if(pair.getPairOp() != PairOperator.SMALLERDOTWC)
return false;
Type lhsType = pair.getLhsType();
if(!(lhsType instanceof SimpleType) && !(lhsType instanceof PlaceholderType))
return false;
Type lhsType = pair.getLhsType();
Type rhsType = pair.getRhsType();
if(!(rhsType instanceof ExtendsType))
return false;
return finiteClosure.grArg(lhsType).contains(((ExtendsType) rhsType).getExtendedType());
return finiteClosure.grArg(lhsType).contains(rhsType);
}
@Override

14
src/de/dhbwstuttgart/typinference/unify/model/ExtendsType.java
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@ -34,4 +34,18 @@ public class ExtendsType extends Type {
public Set<Type> grArg(IFiniteClosure fc) {
return fc.grArg(this);
}
@Override
public int hashCode() {
return extendedType.hashCode() + 17;
}
@Override
public boolean equals(Object obj) {
if(!(obj instanceof ExtendsType))
return false;
ExtendsType other = (ExtendsType) obj;
return other.getExtendedType().equals(extendedType);
}
}

13
src/de/dhbwstuttgart/typinference/unify/model/PlaceholderType.java
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@ -19,4 +19,17 @@ public class PlaceholderType extends Type{
public Set<Type> grArg(IFiniteClosure fc) {
return fc.grArg(this);
}
@Override
public int hashCode() {
return typeName.hashCode();
}
@Override
public boolean equals(Object obj) {
if(!(obj instanceof PlaceholderType))
return false;
return ((PlaceholderType) obj).getName().equals(typeName);
}
}

18
src/de/dhbwstuttgart/typinference/unify/model/SimpleType.java
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@ -19,4 +19,22 @@ public class SimpleType extends Type {
public Set<Type> grArg(IFiniteClosure fc) {
return fc.grArg(this);
}
@Override
public int hashCode() {
return typeName.hashCode();
}
@Override
public boolean equals(Object obj) {
if(!(obj instanceof SimpleType))
return false;
SimpleType other = (SimpleType) obj;
if(!other.getName().equals(typeName))
return false;
return other.getTypeParams().equals(typeParams);
}
}

14
src/de/dhbwstuttgart/typinference/unify/model/SuperType.java
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@ -35,4 +35,18 @@ public class SuperType extends Type {
public Set<Type> grArg(IFiniteClosure fc) {
return fc.grArg(this);
}
@Override
public int hashCode() {
return superedType.hashCode() + 17;
}
@Override
public boolean equals(Object obj) {
if(!(obj instanceof SuperType))
return false;
SuperType other = (SuperType) obj;
return other.getSuperedType().equals(superedType);
}
}

21
src/de/dhbwstuttgart/typinference/unify/model/Type.java
View File

@ -21,31 +21,10 @@ public abstract class Type {
public TypeParams getTypeParams() {
return typeParams;
}
@Override
public boolean equals(Object obj) {
if(!(obj instanceof Type))
return false;
if(obj.hashCode() != hashCode())
return false;
Type other = (Type) obj;
if(!other.getName().equals(typeName))
return false;
return other.getTypeParams().equals(typeParams);
}
public abstract Set<Type> smArg(IFiniteClosure fc);
public abstract Set<Type> grArg(IFiniteClosure fc);
@Override
public int hashCode() {
return typeName.hashCode();
}
@Override
public String toString() {

56
test/unify/RuleSetTest.java
View File

@ -136,12 +136,65 @@ public class RuleSetTest {
@Test
public void testErase1() {
TypeFactory tf = new TypeFactory();
RuleSet rules = new RuleSet(new FiniteClosureBuilder().getCollectionExample());
/*
* Positive Tests
*/
MPair erase1 = new MPair(tf.getSimpleType("List", "T"), tf.getSimpleType("Collection"), PairOperator.SMALLERDOT);
MPair erase2 = new MPair(tf.getSimpleType("HashSet", "W"), tf.getSimpleType("Collection"), PairOperator.SMALLERDOT);
MPair erase3 = new MPair(tf.getSimpleType("List", "T"), tf.getSimpleType("List", "T"), PairOperator.SMALLERDOT);
Assert.assertTrue(rules.erase1(erase1));
Assert.assertTrue(rules.erase1(erase2));
Assert.assertTrue(rules.erase1(erase3));
/*
* Negative Tests
*/
MPair noerase1 = new MPair(tf.getSimpleType("Collection"), tf.getSimpleType("List", "T"), PairOperator.SMALLERDOT);
MPair noerase2 = new MPair(tf.getSimpleType("List", "T"), tf.getSimpleType("Collection"), PairOperator.EQUALSDOT);
MPair noerase3 = new MPair(tf.getSimpleType("List", "T"), tf.getSimpleType("Collection"), PairOperator.SMALLERDOTWC);
Assert.assertFalse(rules.erase1(noerase1));
Assert.assertFalse(rules.erase1(noerase2));
Assert.assertFalse(rules.erase1(noerase3));
}
@Test
public void testErase2() {
TypeFactory tf = new TypeFactory();
RuleSet rules = new RuleSet(new FiniteClosureBuilder().getCollectionExample());
/*
* Positive Tests
*/
MPair erase1 = new MPair(tf.getSimpleType("List", "T"), tf.getExtendsType(tf.getSimpleType("Collection")), PairOperator.SMALLERDOTWC);
MPair erase2 = new MPair(tf.getSimpleType("Collection"), tf.getSuperType(tf.getSimpleType("HashSet", "T")), PairOperator.SMALLERDOTWC);
MPair erase3 = new MPair(tf.getSimpleType("List", "T"), tf.getSimpleType("List", "T"), PairOperator.SMALLERDOTWC);
MPair erase4 = new MPair(tf.getExtendsType(tf.getSimpleType("LinkedList", "T")), tf.getExtendsType(tf.getSimpleType("List", "T")), PairOperator.SMALLERDOTWC);
MPair erase5 = new MPair(tf.getSuperType(tf.getSimpleType("List", "T")), tf.getSuperType(tf.getSimpleType("Stack", "T")), PairOperator.SMALLERDOTWC);
Assert.assertTrue(rules.erase2(erase1));
Assert.assertTrue(rules.erase2(erase2));
Assert.assertTrue(rules.erase2(erase3));
Assert.assertTrue(rules.erase2(erase4));
Assert.assertTrue(rules.erase2(erase5));
/*
* Negative Tests
*/
MPair noerase1 = new MPair(tf.getSimpleType("Collection"), tf.getSimpleType("List", "T"), PairOperator.SMALLERDOTWC);
MPair noerase2 = new MPair(tf.getSuperType(tf.getSimpleType("List", "T")), tf.getSimpleType("ArrayList", "T"), PairOperator.SMALLERDOTWC);
MPair noerase3 = new MPair(tf.getExtendsType(tf.getSimpleType("List", "T")), tf.getSuperType(tf.getSimpleType("List", "T")), PairOperator.SMALLERDOTWC);
MPair noerase4 = new MPair(tf.getSimpleType("List", "T"), tf.getSimpleType("List", "T"), PairOperator.SMALLERDOT);
Assert.assertFalse(rules.erase2(noerase1));
Assert.assertFalse(rules.erase2(noerase2));
Assert.assertFalse(rules.erase2(noerase3));
Assert.assertFalse(rules.erase2(noerase4));
}
@Test
@ -166,7 +219,10 @@ public class RuleSetTest {
Optional<MPair> opt1 = rules.swap(swap1);
Optional<MPair> opt2 = rules.swap(swap2);
// swap((? extends MyClass =. P)) = (P =. MyClass)
Assert.assertEquals(opt1.get(), expected1);
// swap((MyClass =. X)) = (X =. MyClass)
Assert.assertEquals(opt2.get(), expected2);
/*