Add two more test for transfer zero and change comments

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Lý Kim Quyên 2018-06-27 12:04:29 +02:00 committed by Grégoire Henry
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@ -31,10 +31,22 @@ open Test_tez
(* Utility functions *)
(*********************************************************************)
(** 1- Transfer the amount of tez from a source contract to a
destination contract with or without the fee of transfer.
(**
[transfer_and_check_balances b fee src dst amount]
this function takes a block, an optional parameter fee if fee does not
given it will be set to zero tez, a source contract, a destination contract
and the amount that one wants to transfer.
1- Transfer the amount of tez (w/wo fee) from a source contract to a
destination contract.
2- Check the equivalent of the balance of the source/destination
contract before and after the transfer *)
contract before and after transfer is valided.
This function returns a pair:
- A block that added a valid operation
- a valid operation
*)
let transfer_and_check_balances ~loc b ?(fee=Tez.zero) ?expect_failure src dst amount =
Tez.(+?) fee amount >>?= fun amount_fee ->
Context.Contract.balance (I b) src >>=? fun bal_src ->
@ -45,10 +57,21 @@ let transfer_and_check_balances ~loc b ?(fee=Tez.zero) ?expect_failure src dst a
Assert.balance_was_credited ~loc (I b) dst bal_dst amount >>=? fun () ->
return (b, op)
(** 1- Transfer the amount of tez from/to a contract itself, with or
without fee of transfer.
(**
[transfer_to_itself_and_check_balances b fee contract amount]
this function takes a block, an optional parameter fee,
a contract that is a source and a destination contract,
and an amount of tez that one wants to transfer.
1- Transfer the amount of tez (w/wo transfer fee) from/to a contract itself.
2- Check the equivalent of the balance of the contract before
and after transfer *)
and after transfer.
This function returns a pair:
- a block that added the valid transaction
- an valid transaction
*)
let transfer_to_itself_and_check_balances ~loc b ?(fee=Tez.zero) contract amount =
Context.Contract.balance (I b) contract >>=? fun bal ->
Op.transaction (I b) ~fee contract contract amount >>=? fun op ->
@ -56,7 +79,15 @@ let transfer_to_itself_and_check_balances ~loc b ?(fee=Tez.zero) contract amount
Assert.balance_was_debited ~loc (I b) contract bal fee >>=? fun () ->
return (b, op)
(** Apply a transfer n times *)
(**
[n_transactions n b fee source dest amount]
this function takes a number of "n" that one wish to transfer,
a block, an optional parameter fee, a source contract,
a destination contract and an amount one wants to transfer.
This function will do a transaction from a source contract to
a destination contract with the amount "n" times.
*)
let n_transactions n b ?fee source dest amount =
fold_left_s (fun b _ ->
transfer_and_check_balances ~loc:__LOC__ b ?fee source dest amount >>=? fun (b,_) ->
@ -75,9 +106,20 @@ let register_two_contracts () =
let contract_2 = List.nth contracts 1 in
return (b, contract_1, contract_2)
(** 1- Create a block and two contracts;
2- Add a single transfer into this block;
3- Bake this block. *)
(** compute half of the balance and divided by nth
times *)
let two_nth_of_balance incr contract nth =
Context.Contract.balance (I incr) contract >>=? fun balance ->
Tez.(/?) balance nth >>?= fun res ->
Tez.( *?) res 2L >>?= fun balance ->
return balance
(********************)
(** Single transfer *)
(********************)
let single_transfer ?fee ?expect_failure amount =
register_two_contracts () >>=? fun (b, contract_1, contract_2) ->
Incremental.begin_construction b >>=? fun b ->
@ -90,7 +132,12 @@ let single_transfer ?fee ?expect_failure amount =
let block_with_a_single_transfer () =
single_transfer Tez.one
(** single transfer with fee *)
let block_with_a_single_transfer_with_fee () =
single_transfer ~fee:Tez.one Tez.one
(** single transfer without fee *)
let transfer_zero_tez () =
single_transfer ~expect_failure:(
function
@ -100,72 +147,114 @@ let transfer_zero_tez () =
failwith "Empty transaction should fail")
Tez.zero
(** single transfer with fee *)
let block_with_a_single_transfer_with_fee () =
single_transfer ~fee:Tez.one Tez.one
(********************)
(** Transfer zero tez from an originated/implicit contract *)
(********************)
(** 1- Create a block, and a single contract;
2- Add the originate operation into this block;
3- Add a transfer from a contract to a contract created by
originate operation, that requires to pay a fee of transfer;
4- Bake this block. *)
let block_originate_and_transfer_with_fee () =
let transfer_zero_originated () =
register_two_contracts () >>=? fun (b, contract_1, contract_2) ->
Incremental.begin_construction b >>=? fun i ->
(* originated the first contract *)
Op.origination (I i) contract_1 >>=? fun (operation, orig_contract_1) ->
Incremental.add_operation i operation >>=? fun i ->
Context.Contract.balance (I i) orig_contract_1 >>=? fun balance_1 ->
(* transfer all the tez inside the originated contract *)
transfer_and_check_balances ~loc:__LOC__ i
orig_contract_1 contract_2 balance_1 >>=? fun (i, _) ->
Op.transaction (I i) orig_contract_1 contract_2 Tez.zero >>=? fun op ->
Incremental.add_operation i op >>= fun res ->
Assert.proto_error ~loc:__LOC__ res begin function
| Contract_storage.Empty_transaction _ -> true
| _ -> false
end
let transfer_zero_implicit () =
Context.init 1 >>=? fun (b, contracts) ->
let dest = List.nth contracts 0 in
let account = Account.new_account () in
Incremental.begin_construction b >>=? fun i ->
let src = Contract.implicit_contract account.Account.pkh in
Op.transaction (I i) src dest Tez.zero >>=? fun op ->
Incremental.add_operation i op >>= fun res ->
Assert.proto_error ~loc:__LOC__ res begin function
| Contract_storage.Empty_implicit_contract _ -> true
| _ -> false
end
(********************)
(** Transfer to originted contract *)
(********************)
let transfer_to_originate_with_fee () =
Context.init 1 >>=? fun (b, contracts) ->
let contract = List.nth contracts 0 in
Incremental.begin_construction b >>=? fun b ->
two_nth_of_balance b contract 10L >>=? fun fee ->
(* originated contract, paying a fee to originated this contract *)
Op.origination (I b) ~fee:ten_tez contract >>=? fun (operation, new_contract) ->
Incremental.add_operation b operation >>=? fun b ->
transfer_and_check_balances ~loc:__LOC__ b ~fee:ten_tez contract new_contract ten_tez >>=? fun (b, _) ->
two_nth_of_balance b contract 3L >>=? fun amount ->
transfer_and_check_balances ~loc:__LOC__ b ~fee:fee contract
new_contract amount >>=? fun (b, _) ->
Incremental.finalize_block b >>=? fun _ ->
return_unit
(** 1- Create a block, and two contracts;
2- Add a transfer from a current balance of a source contract
into this block;
3- Bake this block. *)
let block_transfer_from_contract_balance () =
(********************)
(** Transfer from balance *)
(********************)
let transfer_amount_of_contract_balance () =
register_two_contracts () >>=? fun (b, contract_1, contract_2) ->
Incremental.begin_construction b >>=? fun b ->
(* get the balance of the source contract *)
Context.Contract.balance (I b) contract_1 >>=? fun balance ->
(* transfer all the tez inside contract 1 *)
transfer_and_check_balances ~loc:__LOC__ b contract_1 contract_2 balance >>=? fun (b,_) ->
Incremental.finalize_block b >>=? fun _ ->
return_unit
(** 1- Create a block and a single contract;
2- Add a transfer to a contract itself without fee into this block;
3- Add a transfer to a contract itself with fee into this block;
4- Bake this block. *)
let block_transfers_without_with_fee_to_self () =
(********************)
(** Transfer to itself *)
(********************)
let transfers_to_self () =
Context.init 1 >>=? fun (b, contracts) ->
let contract = List.nth contracts 0 in
Incremental.begin_construction b >>=? fun b ->
transfer_to_itself_and_check_balances ~loc:__LOC__ b contract ten_tez
two_nth_of_balance b contract 3L >>=? fun amount ->
transfer_to_itself_and_check_balances ~loc:__LOC__ b contract amount
>>=? fun (b, _) ->
transfer_to_itself_and_check_balances ~loc:__LOC__ b ~fee:ten_tez contract ten_tez
two_nth_of_balance b contract 5L >>=? fun fee ->
transfer_to_itself_and_check_balances ~loc:__LOC__ b ~fee:fee contract ten_tez
>>=? fun (b, _) ->
Incremental.finalize_block b >>=? fun _ ->
return_unit
(** 1- Create a block, two contracts;
2- Add three transfers into the block;
3- Do a transfer without adding it to the block;
4- Bake the block with three transfers. *)
let four_transfers_bake_three_transfers () =
(********************)
(** Forgot to add the valid transaction into the block *)
(********************)
let missing_transaction () =
register_two_contracts () >>=? fun (b, contract_1, contract_2) ->
Incremental.begin_construction b >>=? fun b ->
n_transactions 3 b contract_1 contract_2 ten_tez >>=? fun b ->
Op.transaction (I b) contract_1 contract_2 ten_tez >>=? fun _ ->
two_nth_of_balance b contract_1 6L >>=? fun amount ->
(* do the transfer 3 times from source contract to destination contract *)
n_transactions 3 b contract_1 contract_2 amount >>=? fun b ->
(* do the fourth transfer from source contract to destination contract *)
Op.transaction (I b) contract_1 contract_2 amount >>=? fun _ ->
Incremental.finalize_block b >>=? fun _ ->
return_unit
(** 1- Create a contract from a bootstrap contract;
2- Create two implicit contracts;
3- Build a block from genesis;
4- Add a transfer with fee for transfer from a bootstrap contract into an
implicit contract into this block;
5- Add a transfer with fee for transfer, between two implicit contracts
into this block;
6- Bake this block. *)
(********************)
(** These following tests are for different kind of contracts:
- implicit to implicit
- implicit to originated
- originated to implicit
- originted to originted *)
(********************)
(** Implicit to Implicit *)
let transfer_from_implicit_to_implicit_contract () =
Context.init 1 >>=? fun (b, contracts) ->
let bootstrap_contract = List.nth contracts 0 in
@ -173,18 +262,22 @@ let transfer_from_implicit_to_implicit_contract () =
let account_b = Account.new_account () in
Incremental.begin_construction b >>=? fun b ->
let src = Contract.implicit_contract account_a.Account.pkh in
transfer_and_check_balances ~loc:__LOC__ ~fee:ten_tez b
bootstrap_contract src (Tez.of_int 20) >>=? fun (b, _) ->
two_nth_of_balance b bootstrap_contract 3L >>=? fun amount1 ->
two_nth_of_balance b bootstrap_contract 10L >>=? fun fee1 ->
transfer_and_check_balances ~loc:__LOC__ ~fee:fee1 b
bootstrap_contract src amount1 >>=? fun (b, _) ->
(* create an implicit contract as a destination contract *)
let dest = Contract.implicit_contract account_b.pkh in
transfer_and_check_balances ~loc:__LOC__ ~fee:(Tez.of_int 3) b
src dest ten_tez >>=? fun (b, _) ->
two_nth_of_balance b bootstrap_contract 4L >>=? fun amount2 ->
two_nth_of_balance b bootstrap_contract 10L >>=? fun fee2 ->
(* transfer from implicit contract to another implicit contract *)
transfer_and_check_balances ~loc:__LOC__ ~fee:fee2 b
src dest amount2 >>=? fun (b, _) ->
Incremental.finalize_block b >>=? fun _ ->
return_unit
(** 1- Create a block, contract from bootstrap accounts, contract from originate;
2- Add a transfer from the bootstract contract into the implicit contract;
3- Add a transfer from the impicit contract to the originate contract;
4- Bake this block. *)
(** Implicit to originated *)
let transfer_from_implicit_to_originated_contract () =
Context.init 1 >>=? fun (b, contracts) ->
let bootstrap_contract = List.nth contracts 0 in
@ -192,64 +285,57 @@ let transfer_from_implicit_to_originated_contract () =
let account = Account.new_account () in
let src = Contract.implicit_contract account.Account.pkh in
Incremental.begin_construction b >>=? fun b ->
transfer_and_check_balances ~loc:__LOC__ b bootstrap_contract src ten_tez
two_nth_of_balance b bootstrap_contract 3L >>=? fun amount1 ->
(* transfer the money to implicit contract *)
transfer_and_check_balances ~loc:__LOC__ b bootstrap_contract src amount1
>>=? fun (b, _) ->
(* originated contract *)
Op.origination (I b) contract >>=? fun (operation, new_contract) ->
Incremental.add_operation b operation >>=? fun b ->
transfer_and_check_balances ~loc:__LOC__ b src new_contract Alpha_context.Tez.one
two_nth_of_balance b bootstrap_contract 4L >>=? fun amount2 ->
(* transfer from implicit contract to originated contract *)
transfer_and_check_balances ~loc:__LOC__ b src new_contract amount2
>>=? fun (b, _) ->
Incremental.finalize_block b >>=? fun _ ->
return_unit
(** 1- Create a block with 2 contracts;
2- Originate 2 contracts from the previous ones;
2- Add a transfer between the two originated contracts;
3- Bake this block. *)
(** Originted to originted *)
let transfer_from_originated_to_originated () =
register_two_contracts () >>=? fun (b, contract_1, contract_2) ->
Incremental.begin_construction b >>=? fun b ->
(* originated contract 1 *)
Op.origination (I b) contract_1 >>=? fun (operation, orig_contract_1) ->
Incremental.add_operation b operation >>=? fun b ->
(* originated contract 2 *)
Op.origination (I b) contract_2 >>=? fun (operation, orig_contract_2) ->
Incremental.add_operation b operation >>=? fun b ->
(* transfer from originated contract 1 to originated contract 2 *)
transfer_and_check_balances ~loc:__LOC__ b
orig_contract_1 orig_contract_2 Alpha_context.Tez.one >>=? fun (b,_) ->
Incremental.finalize_block b >>=? fun _ ->
return_unit
(** 1- Create a block, an originate contract, an impicit contract, a contract
from bootstrap;
2- Add a transfer from the originate contract to impicit contract;
3- Bake this block. *)
(** Originted to impicit *)
let transfer_from_originated_to_implicit () =
Context.init 1 >>=? fun (b, contracts) ->
let contract_1 = List.nth contracts 0 in
let account = Account.new_account () in
let src = Contract.implicit_contract account.pkh in
Incremental.begin_construction b >>=? fun b ->
(* originated contract 1*)
Op.origination (I b) contract_1 >>=? fun (operation, new_contract) ->
Incremental.add_operation b operation >>=? fun b ->
(* transfer from originated contract to implicit contract *)
transfer_and_check_balances ~loc:__LOC__ b new_contract src Alpha_context.Tez.one
>>=? fun (b, _) ->
Incremental.finalize_block b >>=? fun _ ->
return_unit
(** Checking that the sender of a transaction is the actual
manager of the contract.
Ownership of sender manager key (in case of a contract) *)
let ownership_sender () =
register_two_contracts () >>=? fun (b, contract_1, contract_2) ->
Incremental.begin_construction b >>=? fun b ->
(* get the manager of the contract_1 as a sender *)
Context.Contract.manager (I b) contract_1 >>=? fun manager ->
(* create an implicit_contract *)
let imcontract_1 = Alpha_context.Contract.implicit_contract manager.pkh in
transfer_and_check_balances ~loc:__LOC__ b imcontract_1 contract_2 Tez.one
>>=? fun (b,_) ->
Incremental.finalize_block b >>=? fun _ ->
return_unit
(* Slow tests case *)
(********************)
(** Slow tests case *)
(********************)
let multiple_transfer n ?fee amount =
register_two_contracts () >>=? fun (b, contract_1, contract_2) ->
@ -298,8 +384,10 @@ let block_with_multiple_transfers_with_without_fee () =
Incremental.finalize_block b >>=? fun _ ->
return_unit
(** 1- Create a block with two contracts;
2- Bake 10 blocks with a transfer each time. *)
(********************)
(** Build a chain that has 10 blocks. *)
(********************)
let build_a_chain () =
register_two_contracts () >>=? fun (b, contract_1, contract_2) ->
let ten = Tez.of_int 10 in
@ -315,18 +403,35 @@ let build_a_chain () =
(* Expected error test cases *)
(*********************************************************************)
(** 1- Create a block;
2- transfer an amount of tez that is bigger than the balance of the source
contract;
3a- If fee is smaller than the balance:
Transfer is accepted but not processed. Fees are taken.
3b- If fee higher than the balance: raises an `Balance_too_low` error.
*)
(********************)
(** transfer zero tez is forbidden in implicit contract *)
(********************)
let empty_implicit () =
Context.init 1 >>=? fun (b, contracts) ->
let dest = List.nth contracts 0 in
let account = Account.new_account () in
Incremental.begin_construction b >>=? fun incr ->
let src = Contract.implicit_contract account.Account.pkh in
two_nth_of_balance incr dest 3L >>=? fun amount ->
(* transfer zero tez from an implicit contract *)
Op.transaction (I incr) src dest amount >>=? fun op ->
Incremental.add_operation incr op >>= fun res ->
Assert.proto_error ~loc:__LOC__ res begin function
| Contract_storage.Empty_implicit_contract _ -> true
| _ -> false
end
(********************)
(** Balance is too low to transfer *)
(********************)
let balance_too_low fee () =
register_two_contracts () >>=? fun (b, contract_1, contract_2) ->
Incremental.begin_construction b >>=? fun i ->
Context.Contract.balance (I i) contract_1 >>=? fun balance1 ->
Context.Contract.balance (I i) contract_2 >>=? fun balance2 ->
(* transfer the amount of tez that is bigger than the balance in the source contract *)
Op.transaction ~fee (I i) contract_1 contract_2 Tez.max_tez >>=? fun op ->
let expect_failure = function
| Alpha_environment.Ecoproto_error (Contract_storage.Balance_too_low _) :: _ ->
@ -334,10 +439,13 @@ let balance_too_low fee () =
| _ ->
failwith "balance too low should fail"
in
(* the fee is higher than the balance then raise an error "Balance_too_low" *)
if fee > balance1 then begin
Incremental.add_operation ~expect_failure i op >>= fun _res ->
return_unit
end
(* the fee is smaller than the balance, then the transfer is accepted
but it is not processed, and fees are taken *)
else begin
Incremental.add_operation ~expect_failure i op >>=? fun i ->
(* contract_1 loses the fees *)
@ -378,10 +486,10 @@ let balance_too_low_two_transfers fee () =
(* contract_3 is not credited *)
Assert.balance_was_credited ~loc:__LOC__ (I i) contract_3 balance3 Tez.zero
(** 1- Create a block;
2- Do two transfers one after another;
3- Add two transfers into the block sequently;
4- Catch the expected error: Counter_in_the_past. *)
(********************)
(** The counter is already used for the previous operation *)
(********************)
let invalid_counter () =
register_two_contracts () >>=? fun (b, contract_1, contract_2) ->
Incremental.begin_construction b >>=? fun b ->
@ -396,11 +504,8 @@ let invalid_counter () =
| _ -> false
end
(** 1- Create a block;
2- Add a transfer into this block;
3- Make another transfer, but did not add this transfer into the block,
instead add the previous transfer again into this block;
4- Catch the expected error: Counter_in_the_past. *)
(* same as before but different way to perform this error *)
let add_the_same_operation_twice () =
register_two_contracts () >>=? fun (b, contract_1, contract_2) ->
Incremental.begin_construction b >>=? fun b ->
@ -413,10 +518,10 @@ let add_the_same_operation_twice () =
| _ -> false
end
(** 1- Create a block;
2- Originate an unspendable new contract;
3- Make a transfer from this contract;
4- Catch the expected error: Unspendable_contract. *)
(********************)
(** Do the transfer from an "unspendable" contract *)
(********************)
let unspendable_contract () =
register_two_contracts () >>=? fun (b, contract_1, contract_2) ->
Incremental.begin_construction b >>=? fun b ->
@ -429,6 +534,22 @@ let unspendable_contract () =
| _ -> false
end
(********************)
(** check ownership *)
(********************)
let ownership_sender () =
register_two_contracts () >>=? fun (b, contract_1, contract_2) ->
Incremental.begin_construction b >>=? fun b ->
(* get the manager of the contract_1 as a sender *)
Context.Contract.manager (I b) contract_1 >>=? fun manager ->
(* create an implicit_contract *)
let imcontract_1 = Alpha_context.Contract.implicit_contract manager.pkh in
transfer_and_check_balances ~loc:__LOC__ b imcontract_1 contract_2 Tez.one
>>=? fun (b,_) ->
Incremental.finalize_block b >>=? fun _ ->
return ()
(*********************************************************************)
(** Random transfer *)
@ -472,35 +593,55 @@ let random_multi_transactions () =
(*********************************************************************)
let tests = [
Test.tztest "block with a single transfer" `Quick block_with_a_single_transfer ;
Test.tztest "transfer zero tez" `Quick transfer_zero_tez ;
Test.tztest "block with a single transfer with fee" `Quick block_with_a_single_transfer_with_fee ;
Test.tztest "block originate and transfer with fee" `Quick block_originate_and_transfer_with_fee ;
Test.tztest "block transfer from contract balance" `Quick block_transfer_from_contract_balance ;
Test.tztest "block transfers without and with fee to itself" `Quick block_transfers_without_with_fee_to_self ;
Test.tztest "four transfers but bake three transfers" `Quick four_transfers_bake_three_transfers ;
(* single transfer *)
Test.tztest "single transfer" `Quick block_with_a_single_transfer ;
Test.tztest "single transfer with fee" `Quick block_with_a_single_transfer_with_fee ;
(* transfer zero tez *)
Test.tztest "single transfer zero tez" `Quick transfer_zero_tez ;
Test.tztest "transfer zero tez from originated contract" `Quick transfer_zero_originated;
Test.tztest "transfer zero tez from implicit contract" `Quick transfer_zero_implicit;
(* transfer to originated contract *)
Test.tztest "transfer to originated contract paying transaction fee" `Quick transfer_to_originate_with_fee ;
(* transfer by the balance of contract *)
Test.tztest "transfer the amount from source contract balance" `Quick transfer_amount_of_contract_balance ;
(* transfer to itself *)
Test.tztest "transfers to itself" `Quick transfers_to_self ;
(* missing operation *)
Test.tztest "missing transaction" `Quick missing_transaction ;
(* transfer from/to implicit/originted contracts*)
Test.tztest "transfer from an implicit to implicit contract " `Quick transfer_from_implicit_to_implicit_contract ;
Test.tztest "transfer from an implicit to an originated contract" `Quick transfer_from_implicit_to_originated_contract ;
Test.tztest "transfer from an originated to an originated contract" `Quick transfer_from_originated_to_originated ;
Test.tztest "transfer from an originated to an implicit contract" `Quick transfer_from_originated_to_implicit ;
Test.tztest "ownership sender" `Quick ownership_sender ;
(* Slow tests *)
Test.tztest "block with multiple transfers" `Quick block_with_multiple_transfers ;
Test.tztest "block with multiple transfer paying fee" `Quick block_with_multiple_transfers_pay_fee ;
Test.tztest "block with multiple transfer without paying fee" `Quick block_with_multiple_transfers_with_without_fee ;
Test.tztest "block with multiple transfers" `Slow block_with_multiple_transfers ;
(* TODO increase the number of transaction times *)
Test.tztest "block with multiple transfer paying fee" `Slow block_with_multiple_transfers_pay_fee ;
Test.tztest "block with multiple transfer without paying fee" `Slow block_with_multiple_transfers_with_without_fee ;
(* build the chain *)
Test.tztest "build a chain" `Quick build_a_chain ;
(* Erroneous *)
Test.tztest "balance too low" `Quick (balance_too_low Tez.zero);
Test.tztest "empty implicit" `Quick empty_implicit;
Test.tztest "balance too low - transfer zero" `Quick (balance_too_low Tez.zero);
Test.tztest "balance too low" `Quick (balance_too_low Tez.one);
Test.tztest "balance too low (max fee)" `Quick (balance_too_low Tez.max_tez);
Test.tztest "balance too low with two transfers" `Quick (balance_too_low_two_transfers Tez.zero);
Test.tztest "balance too low with two transfers - transfer zero" `Quick (balance_too_low_two_transfers Tez.zero);
Test.tztest "balance too low with two transfers" `Quick (balance_too_low_two_transfers Tez.one);
Test.tztest "invalid_counter" `Quick invalid_counter ;
Test.tztest "add the same operation twice" `Quick add_the_same_operation_twice ;
Test.tztest "unspendable contract" `Quick unspendable_contract ;
Test.tztest "ownership sender" `Quick ownership_sender ;
(* Random tests *)
Test.tztest "random transfer" `Quick random_transfer ;
Test.tztest "random multi transfer" `Quick random_multi_transactions ;