Repository: bitcoin/bitcoin
File: test/functional/interface_bitcoin_cli.py (Python)

Code before:
from decimal import Decimal
import re

from test_framework.blocktools import COINBASE_MATURITY
from test_framework.netutil import test_ipv6_local
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import (
    assert_equal,
    assert_greater_than_or_equal,
    assert_raises_process_error,
    assert_raises_rpc_error,
    get_auth_cookie,
    rpc_port,
)
import time

# The block reward of coinbaseoutput.nValue (50) BTC/block matures after
# COINBASE_MATURITY (100) blocks. Therefore, after mining 101 blocks we expect
# node 0 to have a balance of (BLOCKS - COINBASE_MATURITY) * 50 BTC/block.
BLOCKS = COINBASE_MATURITY + 1
BALANCE = (BLOCKS - 100) * 50

JSON_PARSING_ERROR = 'error: Error parsing JSON: foo'
BLOCKS_VALUE_OF_ZERO = 'error: the first argument (number of blocks to generate, default: 1) must be an integer value greater than zero'
TOO_MANY_ARGS = 'error: too many arguments (maximum 2 for nblocks and maxtries)'
WALLET_NOT_LOADED = 'Requested wallet does not exist or is not loaded'
WALLET_NOT_SPECIFIED = 'Wallet file not specified'


def cli_get_info_string_to_dict(cli_get_info_string):
    """Helper method to convert human-readable -getinfo into a dictionary"""
    cli_get_info = {}
    lines = cli_get_info_string.splitlines()
    line_idx = 0
    ansi_escape = re.compile(r'(\x9B|\x1B\[)[0-?]*[ -\/]*[@-~]')
    while line_idx < len(lines):
        # Remove ansi colour code
        line = ansi_escape.sub('', lines[line_idx])
        if "Balances" in line:
            # When "Balances" appears in a line, all of the following lines contain "balance: wallet" until an empty line
            cli_get_info["Balances"] = {}
            while line_idx < len(lines) and not (lines[line_idx + 1] == ''):
                line_idx += 1
                balance, wallet = lines[line_idx].strip().split(" ")
                # Remove right justification padding
                wallet = wallet.strip()
                if wallet == '""':
                    # Set default wallet("") to empty string
                    wallet = ''
                cli_get_info["Balances"][wallet] = balance.strip()
        elif ": " in line:

Review comment (suggestion):
```suggestion
INVALID_CLI_COMMAND_ARGUMENT = 'Error: \"{}\" is not a valid cli-command argument. If \"{}\" is a valid option try passing it before the \"{}\" command.'
```

Code after:
from decimal import Decimal
import re

from test_framework.blocktools import COINBASE_MATURITY
from test_framework.netutil import test_ipv6_local
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import (
    assert_equal,
    assert_greater_than_or_equal,
    assert_raises_process_error,
    assert_raises_rpc_error,
    get_auth_cookie,
    rpc_port,
)
import time

# The block reward of coinbaseoutput.nValue (50) BTC/block matures after
# COINBASE_MATURITY (100) blocks. Therefore, after mining 101 blocks we expect
# node 0 to have a balance of (BLOCKS - COINBASE_MATURITY) * 50 BTC/block.
BLOCKS = COINBASE_MATURITY + 1
BALANCE = (BLOCKS - 100) * 50

JSON_PARSING_ERROR = 'error: Error parsing JSON: foo'
BLOCKS_VALUE_OF_ZERO = 'error: the first argument (number of blocks to generate, default: 1) must be an integer value greater than zero'
TOO_MANY_ARGS = 'error: too many arguments (maximum 2 for nblocks and maxtries)'
WALLET_NOT_LOADED = 'Requested wallet does not exist or is not loaded'
WALLET_NOT_SPECIFIED = (
    "Multiple wallets are loaded. Please select which wallet to use by requesting the RPC "
    "through the /wallet/<walletname> URI path. Or for the CLI, specify the \"-rpcwallet=<walletname>\" "
    "option before the command (run \"bitcoin-cli -h\" for help or \"bitcoin-cli listwallets\" to see "
    "which wallets are currently loaded)."
)


def cli_get_info_string_to_dict(cli_get_info_string):
    """Helper method to convert human-readable -getinfo into a dictionary"""
    cli_get_info = {}
    lines = cli_get_info_string.splitlines()
    line_idx = 0
    ansi_escape = re.compile(r'(\x9B|\x1B\[)[0-?]*[ -\/]*[@-~]')
    while line_idx < len(lines):
        # Remove ansi colour code
        line = ansi_escape.sub('', lines[line_idx])
        if "Balances" in line:
            # When "Balances" appears in a line, all of the following lines contain "balance: wallet" until an empty line
            cli_get_info["Balances"] = {}
            while line_idx < len(lines) and not (lines[line_idx + 1] == ''):
                line_idx += 1
                balance, wallet = lines[line_idx].strip().split(" ")
                # Remove right justification padding
                wallet = wallet.strip()