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Add Test case for FamilyOfGenerics

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JanUlrich 2020-11-06 16:34:32 +01:00
parent b91aadf24a
commit 7ced6338cb
1 changed files with 68 additions and 0 deletions
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src/test/java/insertGenerics/FamilyOfGeneratedGenericsTest.java Normal file
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package insertGenerics;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
import de.dhbwstuttgart.bytecode.gGenericsAli.ClassConstraint;
import de.dhbwstuttgart.bytecode.gGenericsAli.FamilyOfGeneratedGenerics;
import de.dhbwstuttgart.bytecode.gGenericsAli.MethodConstraint;
import de.dhbwstuttgart.bytecode.gGenericsAli.PositionFinder;
import junit.framework.TestCase;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
public class FamilyOfGeneratedGenericsTest extends TestCase {
public void testIdentityMethod(){
/*
Example method:
A id(B i) return i;
gives constraint: B <. A, which is a method constraint
*/
List<TPHConstraint> inputConstraints = new ArrayList<>();
inputConstraints.add(new TPHConstraint("B", "A", TPHConstraint.Relation.EXTENDS));
HashMap<String, PositionFinder.Position> tphPositions = new HashMap<>();
tphPositions.put("A", PositionFinder.Position.METHOD);
tphPositions.put("B", PositionFinder.Position.METHOD);
List<ClassConstraint> classConstraints = FamilyOfGeneratedGenerics.getClassConstraints(inputConstraints, tphPositions);
assertTrue(classConstraints.isEmpty());
/*
MethodConstraints should be the same as the input constraint
*/
List<MethodConstraint> methodConstraints = FamilyOfGeneratedGenerics.getMethodConstraints(inputConstraints, tphPositions);
assertTrue(methodConstraints.size() == 1);
assertTrue(methodConstraints.get(0).getLeft().equals("B"));
assertTrue(methodConstraints.get(0).getRight().equals("A"));
}
public void testClassField(){
/*
class Example{
A f;
B fReturn(){
return f;
}
}
gives constraint: A <. B, which is a method constraint
*/
List<TPHConstraint> inputConstraints = new ArrayList<>();
inputConstraints.add(new TPHConstraint("A", "B", TPHConstraint.Relation.EXTENDS));
HashMap<String, PositionFinder.Position> tphPositions = new HashMap<>();
tphPositions.put("A", PositionFinder.Position.METHOD);
tphPositions.put("B", PositionFinder.Position.FIELD);
/*
ClassConstraints should be the same as the input constraint
*/
List<ClassConstraint> classConstraints = FamilyOfGeneratedGenerics.getClassConstraints(inputConstraints, tphPositions);
assertTrue(classConstraints.size() == 1);
assertTrue(classConstraints.get(0).getLeft().equals("A"));
assertTrue(classConstraints.get(0).getRight().equals("B"));
}
}