methodDescriptor = statusResourceModel.findMethod(ResourceMethod.PARTIAL_UPDATE);
statusResource = getMockResource(PromiseStatusCollectionResource.class);
PatchTree p = new PatchTree();
p.addOperation(new PathSpec("foo"), PatchOpFactory.setFieldOp(Integer.valueOf(42)));
PatchRequest<Status> expected = PatchRequest.createFromPatchDocument(p.getDataMap());
EasyMock.expect(statusResource.update(eq(1L), eq(expected))).andReturn(Promises.<UpdateResponse>value(null)).once();
checkInvocation(statusResource,
methodDescriptor,
"POST",
version,
"/promisestatuses/1",