private static void assertReferenceEquals(SNode expectedNode, SNode actualNode) {
Set<String> roles = new HashSet<String>();
roles.addAll(jetbrains.mps.util.SNodeOperations.getReferenceRoles(expectedNode));
roles.addAll(jetbrains.mps.util.SNodeOperations.getReferenceRoles(actualNode));
Map<String, Set<SReference>> expRoleToReferenceMap = createRoleToReferenceMap(expectedNode);
Map<String, Set<SReference>> actRoleToReferenceMap = createRoleToReferenceMap(actualNode);
for (String role : roles) {
Assert.assertEquals(
getErrorString("different number of referents in role " + role, expectedNode, actualNode),
expRoleToReferenceMap.get(role).size(),
actRoleToReferenceMap.get(role).size());
SReference expectedReference = expectedNode.getReference(role);
SReference actualReference = actualNode.getReference(role);
assertReferenceEquals(
getErrorString("reference in role " + role, expectedNode, actualNode),
expectedReference,
actualReference);
}
}
