@Test
public void testCircularReference() {
final ObjectWithCircularReference workingA = new ObjectWithCircularReference("a");
final ObjectWithCircularReference workingB = new ObjectWithCircularReference("b");
workingA.setReference(workingB);
workingB.setReference(workingA);
final ObjectWithCircularReference baseA = new ObjectWithCircularReference("a");
final ObjectWithCircularReference baseB = new ObjectWithCircularReference("c");
baseA.setReference(baseB);
baseB.setReference(baseA);
final DiffNode root = ObjectDifferBuilder.buildDefault().compare(workingA, baseA);
assertThat(root).child("reference", "reference").isCircular();
assertThat(root)
.child("reference", "reference")
.hasCircularStartPathEqualTo(NodePath.withRoot());
Assertions.assertThat(root.canonicalGet(workingA))
.isSameAs(root.getChild("reference").getChild("reference").canonicalGet(workingA));
Assertions.assertThat(root.getChild("reference").getChild("reference").getCircleStartNode())
.isSameAs(root);
}
@Test
public void testCircularReferenceShouldBeAddedWhenEnabledInConfiguration() {
final ObjectWithCircularReference workingA = new ObjectWithCircularReference("a");
final ObjectWithCircularReference workingB = new ObjectWithCircularReference("b");
final ObjectWithCircularReference workingC = new ObjectWithCircularReference("c");
workingA.setReference(workingB);
workingB.setReference(workingC);
workingC.setReference(workingA);
final ObjectWithCircularReference baseA = new ObjectWithCircularReference("a");
final ObjectWithCircularReference baseB = new ObjectWithCircularReference("b");
final ObjectWithCircularReference baseC = new ObjectWithCircularReference("d");
baseA.setReference(baseB);
baseB.setReference(baseC);
baseC.setReference(baseA);
final ObjectDiffer objectDiffer = ObjectDifferBuilder.buildDefault();
// objectDiffer.getConfiguration().withoutCircularNodes();
final DiffNode root = objectDiffer.compare(workingA, baseA);
root.visit(new PrintingVisitor(workingA, baseA));
assertThat(root).child("reference", "reference", "reference").isCircular();
}