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test: add contract-side coverage for maxAutomaticTokenAssociations = -1 #1779

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Dosik13 merged 3 commits into from
Jul 21, 2026
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Merged

test: add contract-side coverage for maxAutomaticTokenAssociations = -1 #1779

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d420d12
test: add contract-side coverage for maxAutomaticTokenAssociations = -1
Dosik13 Jul 20, 2026
6d96162
Merge branch 'main' into feat/1778-contract-max-auto-associations-tests
Dosik13 Jul 20, 2026
e9e6fb4
Merge branch 'main' into feat/1778-contract-max-auto-associations-tests
Dosik13 Jul 21, 2026
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30 changes: 30 additions & 0 deletions sdk/contract_create_transaction_unit_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -421,3 +421,33 @@ func TestUnitContractCreateBytesHooks(t *testing.T) {
require.NoError(t, err)
require.Equal(t, *hook, contractCreateTx.GetHooks()[0])
}

// HIP-904
func TestUnitContractCreateTransactionUnlimitedMaxAutoAssociations(t *testing.T) {
t.Parallel()

transaction, err := NewContractCreateTransaction().
SetTransactionID(TransactionIDGenerate(AccountID{Account: 324})).
SetNodeAccountIDs([]AccountID{{Account: 10}}).
SetBytecodeFileID(FileID{File: 7}).
SetGas(500).
SetMaxAutomaticTokenAssociations(-1).
Freeze()
require.NoError(t, err)

require.Equal(t, int32(-1), transaction.GetMaxAutomaticTokenAssociations())

proto := transaction.build().GetContractCreateInstance()
require.Equal(t, int32(-1), proto.MaxAutomaticTokenAssociations)
}

func TestUnitContractCreateFlowUnlimitedMaxAutoAssociations(t *testing.T) {
t.Parallel()

flow := NewContractCreateFlow().
SetMaxAutomaticTokenAssociations(-1)
require.Equal(t, int32(-1), flow.GetMaxAutomaticTokenAssociations())

contractCreateTx := flow._CreateContractCreateTransaction(FileID{File: 7})
require.Equal(t, int32(-1), contractCreateTx.GetMaxAutomaticTokenAssociations())
}
19 changes: 19 additions & 0 deletions sdk/contract_update_transaction_unit_test.go
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Expand Up @@ -412,3 +412,22 @@ func TestUnitContractUpdateTransactionBytesHooks(t *testing.T) {
require.Equal(t, *hook, contractUpdateTx.GetHooksToCreate()[0])
require.Equal(t, []int64{1}, contractUpdateTx.GetHooksToDelete())
}

// HIP-904
func TestUnitContractUpdateTransactionUnlimitedMaxAutoAssociations(t *testing.T) {
t.Parallel()

transaction, err := NewContractUpdateTransaction().
SetTransactionID(TransactionIDGenerate(AccountID{Account: 324})).
SetNodeAccountIDs([]AccountID{{Account: 10}}).
SetContractID(ContractID{Contract: 7}).
SetMaxAutomaticTokenAssociations(-1).
Freeze()
require.NoError(t, err)

require.Equal(t, int32(-1), transaction.GetMaxAutomaticTokenAssociations())

proto := transaction.build().GetContractUpdateInstance()
require.NotNil(t, proto.MaxAutomaticTokenAssociations)
require.Equal(t, int32(-1), proto.MaxAutomaticTokenAssociations.GetValue())
}
112 changes: 112 additions & 0 deletions sdk/max_auto_associations_e2e_test.go
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Expand Up @@ -596,3 +596,115 @@ func TestUnlimitedMaxAutoAssociationsFailsWithInvalid(t *testing.T) {
_, err = tx.SetValidateStatus(true).GetReceipt(env.Client)
require.ErrorContains(t, err, "INVALID_MAX_AUTO_ASSOCIATIONS")
}

// HIP-904 contract tests

func TestUnlimitedMaxAutoAssociationsContractAllowsToTransferFungibleTokens(t *testing.T) {
testContractByteCode := []byte(`608060405234801561001057600080fd5b50336000806101000a81548173ffffffffffffffffffffffffffffffffffffffff021916908373ffffffffffffffffffffffffffffffffffffffff1602179055506101cb806100606000396000f3fe608060405260043610610046576000357c01000000000000000000000000000000000000000000000000000000009004806341c0e1b51461004b578063cfae321714610062575b600080fd5b34801561005757600080fd5b506100606100f2565b005b34801561006e57600080fd5b50610077610162565b6040518080602001828103825283818151815260200191508051906020019080838360005b838110156100b757808201518184015260208101905061009c565b50505050905090810190601f1680156100e45780820380516001836020036101000a031916815260200191505b509250505060405180910390f35b6000809054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff161415610160573373ffffffffffffffffffffffffffffffffffffffff16ff5b565b60606040805190810160405280600d81526020017f48656c6c6f2c20776f726c64210000000000000000000000000000000000000081525090509056fea165627a7a72305820ae96fb3af7cde9c0abfe365272441894ab717f816f07f41f07b1cbede54e256e0029`)

t.Parallel()
env := NewIntegrationTestEnv(t)
defer CloseIntegrationTestEnv(env, nil)

// deploy the bytecode
fileCreate, err := NewFileCreateTransaction().
SetKeys(env.Client.GetOperatorPublicKey()).
SetContents(testContractByteCode).
Execute(env.Client)
require.NoError(t, err)

fileReceipt, err := fileCreate.SetValidateStatus(true).GetReceipt(env.Client)
require.NoError(t, err)
fileID := *fileReceipt.FileID

// create a contract with unlimited max auto associations
contractCreate, err := NewContractCreateTransaction().
SetAdminKey(env.Client.GetOperatorPublicKey()).
SetGas(contractDeployGas).
SetBytecodeFileID(fileID).
SetMaxAutomaticTokenAssociations(-1).
Execute(env.Client)
require.NoError(t, err)

contractReceipt, err := contractCreate.SetValidateStatus(true).GetReceipt(env.Client)
require.NoError(t, err)
require.NotNil(t, contractReceipt.ContractID)
contractID := *contractReceipt.ContractID

// the contract's own account is addressed by the same shard.realm.num
contractAccountID := AccountID{Shard: contractID.Shard, Realm: contractID.Realm, Account: contractID.Contract}

// create token1
tokenID1, err := createFungibleToken(&env)
require.NoError(t, err)

// create token2
tokenID2, err := createFungibleToken(&env)
require.NoError(t, err)

// transfer both tokens to the contract with no explicit association
tokenTransferTransaction, err := NewTransferTransaction().
AddTokenTransfer(tokenID1, env.Client.GetOperatorAccountID(), -1000).
AddTokenTransfer(tokenID1, contractAccountID, 1000).
AddTokenTransfer(tokenID2, env.Client.GetOperatorAccountID(), -1000).
AddTokenTransfer(tokenID2, contractAccountID, 1000).
Execute(env.Client)
require.NoError(t, err)

_, err = tokenTransferTransaction.SetValidateStatus(true).GetReceipt(env.Client)
require.NoError(t, err)

// verify both balances arrived on the contract
contractBalance, err := NewAccountBalanceQuery().SetContractID(contractID).Execute(env.Client)
require.NoError(t, err)
assert.Equal(t, uint64(1000), contractBalance.Tokens.Get(tokenID1))
assert.Equal(t, uint64(1000), contractBalance.Tokens.Get(tokenID2))
}

func TestUnlimitedMaxAutoAssociationsContractUpdate(t *testing.T) {
testContractByteCode := []byte(`608060405234801561001057600080fd5b50336000806101000a81548173ffffffffffffffffffffffffffffffffffffffff021916908373ffffffffffffffffffffffffffffffffffffffff1602179055506101cb806100606000396000f3fe608060405260043610610046576000357c01000000000000000000000000000000000000000000000000000000009004806341c0e1b51461004b578063cfae321714610062575b600080fd5b34801561005757600080fd5b506100606100f2565b005b34801561006e57600080fd5b50610077610162565b6040518080602001828103825283818151815260200191508051906020019080838360005b838110156100b757808201518184015260208101905061009c565b50505050905090810190601f1680156100e45780820380516001836020036101000a031916815260200191505b509250505060405180910390f35b6000809054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff161415610160573373ffffffffffffffffffffffffffffffffffffffff16ff5b565b60606040805190810160405280600d81526020017f48656c6c6f2c20776f726c64210000000000000000000000000000000000000081525090509056fea165627a7a72305820ae96fb3af7cde9c0abfe365272441894ab717f816f07f41f07b1cbede54e256e0029`)

t.Parallel()
env := NewIntegrationTestEnv(t)
defer CloseIntegrationTestEnv(env, nil)

// deploy the bytecode
fileCreate, err := NewFileCreateTransaction().
SetKeys(env.Client.GetOperatorPublicKey()).
SetContents(testContractByteCode).
Execute(env.Client)
require.NoError(t, err)

fileReceipt, err := fileCreate.SetValidateStatus(true).GetReceipt(env.Client)
require.NoError(t, err)
fileID := *fileReceipt.FileID

// create a contract with a limited number of max auto associations
contractCreate, err := NewContractCreateTransaction().
SetAdminKey(env.Client.GetOperatorPublicKey()).
SetGas(contractDeployGas).
SetBytecodeFileID(fileID).
SetMaxAutomaticTokenAssociations(1).
Execute(env.Client)
require.NoError(t, err)

contractReceipt, err := contractCreate.SetValidateStatus(true).GetReceipt(env.Client)
require.NoError(t, err)
require.NotNil(t, contractReceipt.ContractID)
contractID := *contractReceipt.ContractID

// update the contract to unlimited max auto associations
contractUpdate, err := NewContractUpdateTransaction().
SetContractID(contractID).
SetMaxAutomaticTokenAssociations(-1).
Execute(env.Client)
require.NoError(t, err)

_, err = contractUpdate.SetValidateStatus(true).GetReceipt(env.Client)
require.NoError(t, err)

// verify the contract now reports unlimited (-1) max auto associations
info, err := NewContractInfoQuery().SetContractID(contractID).Execute(env.Client)
require.NoError(t, err)
assert.Equal(t, int32(-1), info.MaxAutomaticTokenAssociations)
}
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