httpie-cli/tests/test_cli_ui.py
2022-03-07 19:16:51 +03:00

82 lines
2.1 KiB
Python

import pytest
import shutil
import os
import sys
from tests.utils import http
if sys.version_info >= (3, 9):
REQUEST_ITEM_MSG = "[REQUEST_ITEM ...]"
else:
REQUEST_ITEM_MSG = "[REQUEST_ITEM [REQUEST_ITEM ...]]"
NAKED_HELP_MESSAGE = f"""\
usage:
http [METHOD] URL {REQUEST_ITEM_MSG}
error:
the following arguments are required: URL
for more information:
run 'http --help' or visit https://httpie.io/docs/cli
"""
NAKED_HELP_MESSAGE_PRETTY_WITH_NO_ARG = f"""\
usage:
http [--pretty {{all,colors,format,none}}] [METHOD] URL {REQUEST_ITEM_MSG}
error:
argument --pretty: expected one argument
for more information:
run 'http --help' or visit https://httpie.io/docs/cli
"""
NAKED_HELP_MESSAGE_PRETTY_WITH_INVALID_ARG = f"""\
usage:
http [--pretty {{all,colors,format,none}}] [METHOD] URL {REQUEST_ITEM_MSG}
error:
argument --pretty: invalid choice: '$invalid' (choose from 'all', 'colors', 'format', 'none')
for more information:
run 'http --help' or visit https://httpie.io/docs/cli
"""
PREDEFINED_TERMINAL_SIZE = (160, 80)
@pytest.fixture(scope="function")
def ignore_terminal_size(monkeypatch):
"""Some tests wrap/crop the output depending on the
size of the executed terminal, which might not be consistent
through all runs.
This fixture ensures every run uses the same exact configuration.
"""
def fake_terminal_size(*args, **kwargs):
return os.terminal_size(PREDEFINED_TERMINAL_SIZE)
# Setting COLUMNS as an env var is required for 3.8<
monkeypatch.setitem(os.environ, 'COLUMNS', str(PREDEFINED_TERMINAL_SIZE[0]))
monkeypatch.setattr(shutil, 'get_terminal_size', fake_terminal_size)
@pytest.mark.parametrize(
'args, expected_msg', [
([], NAKED_HELP_MESSAGE),
(['--pretty'], NAKED_HELP_MESSAGE_PRETTY_WITH_NO_ARG),
(['pie.dev', '--pretty'], NAKED_HELP_MESSAGE_PRETTY_WITH_NO_ARG),
(['--pretty', '$invalid'], NAKED_HELP_MESSAGE_PRETTY_WITH_INVALID_ARG),
]
)
def test_naked_invocation(ignore_terminal_size, args, expected_msg):
result = http(*args, tolerate_error_exit_status=True)
assert result.stderr == expected_msg