public void ShouldCallServiceOnContext()
{
var haContextMock = new Mock <IHaContext>();
var entity = new TestEntity(haContextMock.Object, "domain.testEntity");
var data = "payload";
entity.CallService("service", data);
haContextMock.Verify(h => h.CallService("domain", "service", It.Is <ServiceTarget>(t => t.EntityIds !.Single() == entity.EntityId), data), Times.Once);
}