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# coding=utf-8
# flake8: noqa E302
"""
Unit/functional testing for run_pytest in cmd2
"""
import builtins
import os
from unittest import (
mock,
)
import pytest
from cmd2 import (
plugin,
utils,
)
from .conftest import (
odd_file_names,
run_cmd,
)
HOOK_OUTPUT = "TEST_OUTPUT"
def cmdfinalization_hook(data: plugin.CommandFinalizationData) -> plugin.CommandFinalizationData:
"""A cmdfinalization_hook hook which requests application exit"""
print(HOOK_OUTPUT)
return data
def test_run_pyscript(base_app, request):
test_dir = os.path.dirname(request.module.__file__)
python_script = os.path.join(test_dir, 'script.py')
expected = 'This is a python script running ...'
out, err = run_cmd(base_app, "run_pyscript {}".format(python_script))
assert expected in out
def test_run_pyscript_recursive_not_allowed(base_app, request):
test_dir = os.path.dirname(request.module.__file__)
python_script = os.path.join(test_dir, 'pyscript', 'recursive.py')
expected = 'Recursively entering interactive Python shells is not allowed'
out, err = run_cmd(base_app, "run_pyscript {}".format(python_script))
assert err[0] == expected
def test_run_pyscript_with_nonexist_file(base_app):
python_script = 'does_not_exist.py'
out, err = run_cmd(base_app, "run_pyscript {}".format(python_script))
assert "Error reading script file" in err[0]
def test_run_pyscript_with_non_python_file(base_app, request):
m = mock.MagicMock(name='input', return_value='2')
builtins.input = m
test_dir = os.path.dirname(request.module.__file__)
filename = os.path.join(test_dir, 'scripts', 'help.txt')
out, err = run_cmd(base_app, 'run_pyscript {}'.format(filename))
assert "does not have a .py extension" in err[0]
@pytest.mark.parametrize('python_script', odd_file_names)
def test_run_pyscript_with_odd_file_names(base_app, python_script):
"""
Pass in file names with various patterns. Since these files don't exist, we will rely
on the error text to make sure the file names were processed correctly.
"""
# Mock input to get us passed the warning about not ending in .py
input_mock = mock.MagicMock(name='input', return_value='1')
builtins.input = input_mock
out, err = run_cmd(base_app, "run_pyscript {}".format(utils.quote_string(python_script)))
err = ''.join(err)
assert "Error reading script file '{}'".format(python_script) in err
def test_run_pyscript_with_exception(base_app, request):
test_dir = os.path.dirname(request.module.__file__)
python_script = os.path.join(test_dir, 'pyscript', 'raises_exception.py')
out, err = run_cmd(base_app, "run_pyscript {}".format(python_script))
assert err[0].startswith('Traceback')
assert "TypeError: unsupported operand type(s) for +: 'int' and 'str'" in err[-1]
def test_run_pyscript_requires_an_argument(base_app):
out, err = run_cmd(base_app, "run_pyscript")
assert "the following arguments are required: script_path" in err[1]
def test_run_pyscript_help(base_app, request):
test_dir = os.path.dirname(request.module.__file__)
python_script = os.path.join(test_dir, 'pyscript', 'help.py')
out1, err1 = run_cmd(base_app, 'help')
out2, err2 = run_cmd(base_app, 'run_pyscript {}'.format(python_script))
assert out1 and out1 == out2
def test_run_pyscript_dir(base_app, request):
test_dir = os.path.dirname(request.module.__file__)
python_script = os.path.join(test_dir, 'pyscript', 'pyscript_dir.py')
out, err = run_cmd(base_app, 'run_pyscript {}'.format(python_script))
assert out[0] == "['cmd_echo']"
def test_run_pyscript_stdout_capture(base_app, request):
base_app.register_cmdfinalization_hook(cmdfinalization_hook)
test_dir = os.path.dirname(request.module.__file__)
python_script = os.path.join(test_dir, 'pyscript', 'stdout_capture.py')
out, err = run_cmd(base_app, 'run_pyscript {} {}'.format(python_script, HOOK_OUTPUT))
assert out[0] == "PASSED"
assert out[1] == "PASSED"
def test_run_pyscript_stop(base_app, request):
# Verify onecmd_plus_hooks() returns True if any commands in a pyscript return True for stop
test_dir = os.path.dirname(request.module.__file__)
# help.py doesn't run any commands that return True for stop
python_script = os.path.join(test_dir, 'pyscript', 'help.py')
stop = base_app.onecmd_plus_hooks('run_pyscript {}'.format(python_script))
assert not stop
# stop.py runs the quit command which does return True for stop
python_script = os.path.join(test_dir, 'pyscript', 'stop.py')
stop = base_app.onecmd_plus_hooks('run_pyscript {}'.format(python_script))
assert stop
def test_run_pyscript_environment(base_app, request):
test_dir = os.path.dirname(request.module.__file__)
python_script = os.path.join(test_dir, 'pyscript', 'environment.py')
out, err = run_cmd(base_app, 'run_pyscript {}'.format(python_script))
assert out[0] == "PASSED"
def test_run_pyscript_self_in_py(base_app, request):
test_dir = os.path.dirname(request.module.__file__)
python_script = os.path.join(test_dir, 'pyscript', 'self_in_py.py')
# Set self_in_py to True and make sure we see self
base_app.self_in_py = True
out, err = run_cmd(base_app, 'run_pyscript {}'.format(python_script))
assert 'I see self' in out[0]
# Set self_in_py to False and make sure we can't see self
base_app.self_in_py = False
out, err = run_cmd(base_app, 'run_pyscript {}'.format(python_script))
assert 'I do not see self' in out[0]
def test_run_pyscript_py_locals(base_app, request):
test_dir = os.path.dirname(request.module.__file__)
python_script = os.path.join(test_dir, 'pyscript', 'py_locals.py')
# Make sure pyscripts can't edit Cmd.py_locals. It used to be that cmd2 was passing its py_locals
# dictionary to the py environment instead of a shallow copy.
base_app.py_locals['test_var'] = 5
# Place an editable object in py_locals. Since we make a shallow copy of py_locals,
# this object should be editable from the py environment.
base_app.py_locals['my_list'] = []
run_cmd(base_app, 'run_pyscript {}'.format(python_script))
# test_var should still exist
assert base_app.py_locals['test_var'] == 5
# my_list should be edited
assert base_app.py_locals['my_list'][0] == 2
def test_run_pyscript_app_echo(base_app, request):
test_dir = os.path.dirname(request.module.__file__)
python_script = os.path.join(test_dir, 'pyscript', 'echo.py')
out, err = run_cmd(base_app, 'run_pyscript {}'.format(python_script))
# Only the edit help text should have been echoed to pytest's stdout
assert out[0] == "Usage: edit [-h] [file_path]"
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