import sys

import pytest

import devtools.utils

from devtools.utils import env_bool, env_true, use_highlight

def test_env_true():

assert env_true('PATH') is False

assert env_true('DOES_NOT_EXIST') is None

def test_env_bool(monkeypatch):

assert env_bool(False, 'VAR', None) is False

monkeypatch.delenv('TEST_VARIABLE_NOT_EXIST', raising=False)

assert env_bool(None, 'TEST_VARIABLE_NOT_EXIST', True) is True

monkeypatch.setenv('TEST_VARIABLE_EXIST', 'bar')

assert env_bool(None, 'TEST_VARIABLE_EXIST', True) is False

def test_use_highlight_manually_set(monkeypatch):

monkeypatch.delenv('TEST_DONT_USE_HIGHLIGHT', raising=False)

assert use_highlight(highlight=True) is True

assert use_highlight(highlight=False) is False

monkeypatch.setenv('PY_DEVTOOLS_HIGHLIGHT', 'True')

assert use_highlight() is True

monkeypatch.setenv('PY_DEVTOOLS_HIGHLIGHT', 'False')

assert use_highlight() is False

@pytest.mark.skipif(sys.platform == 'win32', reason='windows os')

def test_use_highlight_auto_not_win(monkeypatch):

monkeypatch.delenv('TEST_DONT_USE_HIGHLIGHT', raising=False)

monkeypatch.setattr(devtools.utils, 'isatty', lambda _=None: True)

assert use_highlight() is True

@pytest.mark.skipif(sys.platform != 'win32', reason='not windows os')

def test_use_highlight_auto_win(monkeypatch):

monkeypatch.delenv('TEST_DONT_USE_HIGHLIGHT', raising=False)

monkeypatch.setattr(devtools.utils, 'isatty', lambda _=None: True)

monkeypatch.setattr(devtools.utils, 'color_active', False)

assert use_highlight() is False

monkeypatch.setattr(devtools.utils, 'color_active', True)

assert use_highlight() is True