mirror of
https://github.com/xonsh/xonsh.git
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105 lines
3.1 KiB
Python
105 lines
3.1 KiB
Python
# -*- coding: utf-8 -*-
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"""Tests the xonsh main function."""
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from __future__ import unicode_literals, print_function
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from contextlib import contextmanager
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import builtins
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import os.path
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import sys
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import xonsh.main
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import pytest
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def Shell(*args, **kwargs):
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pass
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@pytest.fixture
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def shell(xonsh_builtins, monkeypatch):
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"""Xonsh Shell Mock"""
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monkeypatch.setattr(xonsh.main, 'Shell', Shell)
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def test_premain_no_arg(shell, monkeypatch):
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monkeypatch.setattr(sys.stdin, 'isatty', lambda: True)
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xonsh.main.premain([])
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assert builtins.__xonsh_env__.get('XONSH_LOGIN')
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def test_premain_interactive(shell):
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xonsh.main.premain(['-i'])
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assert (builtins.__xonsh_env__.get('XONSH_INTERACTIVE'))
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def test_premain_login_command(shell):
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xonsh.main.premain(['-l', '-c', 'echo "hi"'])
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assert (builtins.__xonsh_env__.get('XONSH_LOGIN'))
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def test_premain_login(shell):
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xonsh.main.premain(['-l'])
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assert (builtins.__xonsh_env__.get('XONSH_LOGIN'))
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def test_premain_D(shell):
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xonsh.main.premain(['-DTEST1=1616', '-DTEST2=LOL'])
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assert (builtins.__xonsh_env__.get('TEST1') == '1616')
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assert (builtins.__xonsh_env__.get('TEST2') == 'LOL')
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@pytest.mark.parametrize(
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'arg', ['', '-i', '-vERSION', '-hAALP', 'TTTT', '-TT', '--TTT'])
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def test_premain_with_file_argument(arg, shell):
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xonsh.main.premain(['tests/sample.xsh', arg])
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assert not (builtins.__xonsh_env__.get('XONSH_INTERACTIVE'))
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def test_premain_interactive__with_file_argument(shell):
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xonsh.main.premain(['-i', 'tests/sample.xsh'])
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assert (builtins.__xonsh_env__.get('XONSH_INTERACTIVE'))
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@pytest.mark.parametrize('case', ['----', '--hep', '-TT', '--TTTT'])
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def test_premain_invalid_arguments(case, shell, capsys):
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with pytest.raises(SystemExit):
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xonsh.main.premain([case])
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assert 'unrecognized argument' in capsys.readouterr()[1]
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def test_xonsh_failback(shell, monkeypatch):
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failback_checker = []
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monkeypatch.setattr(sys, 'stderr', open(os.devnull, 'w'))
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def mocked_main(*args):
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raise Exception('A fake failure')
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monkeypatch.setattr(xonsh.main, 'main_xonsh', mocked_main)
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def mocked_execlp(f, *args):
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failback_checker.append(f)
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failback_checker.append(args[0])
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monkeypatch.setattr(os, 'execlp', mocked_execlp)
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monkeypatch.setattr(os.path, 'exists', lambda x: True)
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monkeypatch.setattr(sys, 'argv', ['xonsh', '-i'])
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@contextmanager
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def mocked_open(*args):
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yield ['/usr/bin/xonsh', '/usr/bin/screen', 'bash', '/bin/xshell']
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monkeypatch.setattr(builtins, 'open', mocked_open)
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xonsh.main.main()
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assert failback_checker == ['/bin/xshell', '/bin/xshell']
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def test_xonsh_failback_non_interactive(shell, monkeypatch):
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class FakeFailureError(Exception):
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pass
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def mocked_main(*args):
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raise FakeFailureError()
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monkeypatch.setattr(xonsh.main, 'main_xonsh', mocked_main)
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monkeypatch.setattr(sys, 'argv', ['xonsh', '-c', 'echo', 'foo'])
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monkeypatch.setattr(sys, 'stderr', open(os.devnull, 'w'))
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with pytest.raises(FakeFailureError):
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xonsh.main.main()
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