def test_subtraction_result_below_zero_should_raise_exception(
local_test_network_config):
one_cro = CROCoin(1, CRO_DENOM, local_test_network_config)
two_cro = CROCoin(2, CRO_DENOM, local_test_network_config)
with pytest.raises(ValueError, match="Amount cannot be negative"):
one_cro - two_cro
def test_crocoin_with_integer_amount(
local_test_network_config: "NetworkConfig", amount):
coin_with_denom = CROCoin(amount, local_test_network_config.coin_denom,
local_test_network_config)
coin_with_base_denom = CROCoin(
coin_with_denom.amount_base,
local_test_network_config.coin_base_denom,
local_test_network_config,
)
assert coin_with_denom == coin_with_base_denom
def test_addition_result_more_than_max_should_raise_exception(
local_test_network_config):
max_supply_cro = CROCoin(MAX_CRO_SUPPLY, CRO_DENOM,
local_test_network_config)
one_cro = CROCoin(1, CRO_DENOM, local_test_network_config)
with pytest.raises(
ValueError,
match=
rf"^Input is more than maximum cro supply .* got 3000000000100000000basecro$", # noqa: 501
):
max_supply_cro + one_cro
def simple_transaction():
client = GrpcClient(LOCAL_NETWORK)
sending_wallet = Wallet(
MNEMONIC_PHRASE, LOCAL_NETWORK.derivation_path, LOCAL_NETWORK.address_prefix
)
sending_account = client.query_account(sending_wallet.address)
sending_account_init_bal = client.query_account_balance(sending_wallet.address)
receiving_account_init_bal = client.query_account_balance(TO_ADDRESS)
print(
f"sending account initial balance: {sending_account_init_bal.balance.amount}"
f"{sending_account_init_bal.balance.denom}"
)
print(
f"receiving account initial balance: {receiving_account_init_bal.balance.amount}"
f"{receiving_account_init_bal.balance.denom}"
)
ten_cro = CROCoin("10", "cro", LOCAL_NETWORK)
one_cro_fee = CROCoin("1", "cro", LOCAL_NETWORK)
msg_send = MsgSend(
from_address=sending_wallet.address,
to_address=TO_ADDRESS,
amount=[ten_cro.protobuf_coin_message],
)
tx = Transaction(
chain_id=LOCAL_NETWORK.chain_id,
from_wallets=[sending_wallet],
msgs=[msg_send],
account_number=sending_account.account_number,
fee=[one_cro_fee.protobuf_coin_message],
client=client,
)
signature_alice = sending_wallet.sign(tx.sign_doc.SerializeToString())
signed_tx = tx.set_signatures(signature_alice).signed_tx
client.broadcast_transaction(signed_tx.SerializeToString())
sending_account_aft_bal = client.query_account_balance(sending_wallet.address)
receiving_account_aft_bal = client.query_account_balance(TO_ADDRESS)
print("After transaction of sending 10cro with a 1cro fee:")
print(
f"sending account after balance: {sending_account_aft_bal.balance.amount}"
f"{sending_account_aft_bal.balance.denom}"
)
print(
f"receiving account after balance: {receiving_account_aft_bal.balance.amount}"
f"{receiving_account_aft_bal.balance.denom}"
)
def test_crocoin_with_wrong_unit_should_raise_exception(
amount, wrong_unit, local_test_network_config: "NetworkConfig"):
with pytest.raises(
AssertionError,
match=
f"unit should be {local_test_network_config.coin_denom} or {local_test_network_config.coin_base_denom}, got {wrong_unit}", # noqa: 501
):
CROCoin(amount, wrong_unit, local_test_network_config)
def test_crocoin_beyond_max_supply_should_raise_exception(
invalid_amount, unit, invalid_amount_base,
local_test_network_config: "NetworkConfig"):
with pytest.raises(
ValueError,
match=
rf"^Input is more than maximum cro supply .* got {invalid_amount_base}basecro$", # noqa: 501
):
CROCoin(invalid_amount, unit, local_test_network_config)
def test_2_msgs_in_1_tx(blockchain_accounts,
local_test_network_config: "NetworkConfig"):
client = GrpcClient(local_test_network_config)
alice_info = get_blockchain_account_info(blockchain_accounts, ALICE)
alice_wallet = Wallet(alice_info["mnemonic"])
alice_account = client.query_account(alice_info["address"])
bob_info = get_blockchain_account_info(blockchain_accounts, BOB)
bob_wallet = Wallet(bob_info["mnemonic"])
alice_bal_init = client.query_account_balance(alice_wallet.address)
bob_bal_init = client.query_account_balance(bob_wallet.address)
alice_coin_init = CROCoin(alice_bal_init.balance.amount,
alice_bal_init.balance.denom,
local_test_network_config)
bob_coin_init = CROCoin(bob_bal_init.balance.amount,
bob_bal_init.balance.denom,
local_test_network_config)
ten_cro = CROCoin("10", CRO_DENOM, local_test_network_config)
twnenty_cro = CROCoin("20", CRO_DENOM, local_test_network_config)
one_cro_fee = CROCoin("1", CRO_DENOM, local_test_network_config)
msg_send_10_cro = MsgSend(
from_address=alice_info["address"],
to_address=bob_info["address"],
amount=[ten_cro.protobuf_coin_message],
)
msg_send_20_cro = MsgSend(
from_address=alice_info["address"],
to_address=bob_info["address"],
amount=[twnenty_cro.protobuf_coin_message],
)
tx = Transaction(
chain_id=local_test_network_config.chain_id,
from_wallets=[alice_wallet],
msgs=[msg_send_10_cro],
account_number=alice_account.account_number,
fee=[one_cro_fee.protobuf_coin_message],
client=client,
).append_message(msg_send_20_cro)
signature_alice = alice_wallet.sign(tx.sign_doc.SerializeToString())
signed_tx = tx.set_signatures(signature_alice).signed_tx
client.broadcast_transaction(signed_tx.SerializeToString())
alice_bal_aft = client.query_account_balance(alice_wallet.address)
bob_bal_aft = client.query_account_balance(bob_wallet.address)
alice_coin_aft = CROCoin(alice_bal_aft.balance.amount,
alice_bal_aft.balance.denom,
local_test_network_config)
bob_coin_aft = CROCoin(bob_bal_aft.balance.amount,
bob_bal_aft.balance.denom,
local_test_network_config)
assert alice_coin_aft == alice_coin_init - ten_cro - twnenty_cro - one_cro_fee
assert bob_coin_aft == bob_coin_init + ten_cro + twnenty_cro
def test_crocoin_with_denom_input(local_test_network_config: "NetworkConfig",
amount, expected_amount,
expected_base_amount):
cro_coin = CROCoin(amount, local_test_network_config.coin_denom,
local_test_network_config)
assert cro_coin.amount == expected_amount
assert cro_coin.amount_with_unit == f"{expected_amount}{local_test_network_config.coin_denom}"
assert cro_coin.amount_base == expected_base_amount
assert (
cro_coin.amount_base_with_unit ==
f"{expected_base_amount}{local_test_network_config.coin_base_denom}")
def test_crocoin_less_than_1basecro_should_raise_exception(
invalid_amount, unit, local_test_network_config: "NetworkConfig"):
with pytest.raises(ValueError, match="Amount is less than 1basecro"):
CROCoin(invalid_amount, unit, local_test_network_config)
def test_crocoin_below_zero_should_raise_exception(
below_zero_amount, unit, local_test_network_config: "NetworkConfig"):
with pytest.raises(ValueError, match="Amount cannot be negative"):
CROCoin(below_zero_amount, unit, local_test_network_config)