diff --git a/frame/contracts/fixtures/call.wat b/frame/contracts/fixtures/call.wat new file mode 100644 index 0000000000000..4558b2c6409b9 --- /dev/null +++ b/frame/contracts/fixtures/call.wat @@ -0,0 +1,39 @@ +;; This calls another contract as passed as its account id. +(module + (import "seal0" "seal_input" (func $seal_input (param i32 i32))) + (import "seal1" "seal_call" (func $seal_call (param i32 i32 i64 i32 i32 i32 i32 i32) (result i32))) + (import "env" "memory" (memory 1 1)) + + (func $assert (param i32) + (block $ok + (br_if $ok + (get_local 0) + ) + (unreachable) + ) + ) + + (func (export "deploy")) + + (func (export "call") + ;; Store length of input buffer. + (i32.store (i32.const 0) (i32.const 512)) + + ;; Copy input at address 4. + (call $seal_input (i32.const 4) (i32.const 0)) + + ;; Call passed contract. + (call $assert (i32.eqz + (call $seal_call + (i32.const 0) ;; No flags + (i32.const 8) ;; Pointer to "callee" address. + (i64.const 0) ;; How much gas to devote for the execution. 0 = all. + (i32.const 512) ;; Pointer to the buffer with value to transfer + (i32.const 4) ;; Pointer to input data buffer address + (i32.const 4) ;; Length of input data buffer + (i32.const 4294967295) ;; u32 max value is the sentinel value: do not copy output + (i32.const 0) ;; Length is ignored in this case + ) + )) + ) +) diff --git a/frame/contracts/src/tests.rs b/frame/contracts/src/tests.rs index 4e6c468f19c81..be34b1cccb6bb 100644 --- a/frame/contracts/src/tests.rs +++ b/frame/contracts/src/tests.rs @@ -3565,6 +3565,59 @@ fn storage_deposit_works() { }); } +#[test] +fn storage_deposit_callee_works() { + let (wasm_caller, _code_hash_caller) = compile_module::("call").unwrap(); + let (wasm_callee, _code_hash_callee) = compile_module::("store").unwrap(); + const ED: u64 = 200; + ExtBuilder::default().existential_deposit(ED).build().execute_with(|| { + let _ = Balances::deposit_creating(&ALICE, 1_000_000); + + // Create both contracts: Constructors do nothing. + let addr_caller = Contracts::bare_instantiate( + ALICE, + 0, + GAS_LIMIT, + None, + Code::Upload(wasm_caller), + vec![], + vec![], + false, + ) + .result + .unwrap() + .account_id; + let addr_callee = Contracts::bare_instantiate( + ALICE, + 0, + GAS_LIMIT, + None, + Code::Upload(wasm_callee), + vec![], + vec![], + false, + ) + .result + .unwrap() + .account_id; + + assert_ok!(Contracts::call( + RuntimeOrigin::signed(ALICE), + addr_caller, + 0, + GAS_LIMIT, + None, + (100u32, &addr_callee).encode() + )); + + let callee = get_contract(&addr_callee); + let deposit = ED + DepositPerByte::get() * 100 + DepositPerItem::get() * 1; + + assert_eq!(test_utils::get_balance(callee.deposit_account()), deposit); + assert_eq!(callee.total_deposit(), deposit); + }); +} + #[test] fn set_code_extrinsic() { let (wasm, code_hash) = compile_module::("dummy").unwrap();