public void different_operation_returns_false()
 {
     var idem=new IdempotencyId(Guid.NewGuid(), "mymodel");
     _db.IsDuplicateOperation(idem);
     _db.IsDuplicateOperation(new IdempotencyId(Guid.NewGuid(), "mymodel")).Should().BeFalse();
     _db.IsDuplicateOperation(new IdempotencyId(idem.OperationId, "mymodel1")).Should().BeFalse();
 }
 public void insert_same_operation_returns_true()
 {
     var idem=new IdempotencyId(Guid.Empty, "mymodel");
     _db.IsDuplicateOperation(idem);
     _db.IsDuplicateOperation(idem).Should().BeTrue();
 }