99 lines
2.5 KiB
Python
99 lines
2.5 KiB
Python
#!/usr/bin/env python3
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# vim: ft=python fileencoding=utf-8 sts=4 sw=4 et:
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# Copyright 2015-2019 Florian Bruhin (The Compiler) <mail@qutebrowser.org>
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# This file is part of qutebrowser.
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#
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# qutebrowser is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# qutebrowser is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with qutebrowser. If not, see <http://www.gnu.org/licenses/>.
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import sys
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import textwrap
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import pytest
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try:
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from scripts.dev import run_vulture
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except ImportError:
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if hasattr(sys, 'frozen'):
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# Tests aren't going to run anyways because of the mark
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pass
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else:
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raise
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pytestmark = [pytest.mark.not_frozen]
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class VultureDir:
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"""Fixture similar to pytest's testdir fixture for vulture.
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Attributes:
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_tmpdir: The pytest tmpdir fixture.
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"""
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def __init__(self, tmpdir):
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self._tmpdir = tmpdir
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def run(self):
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"""Run vulture over all generated files and return the output."""
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files = self._tmpdir.listdir()
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assert files
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with self._tmpdir.as_cwd():
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return run_vulture.run([str(e.basename) for e in files])
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def makepyfile(self, **kwargs):
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"""Create a python file, similar to TestDir.makepyfile."""
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for filename, data in kwargs.items():
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text = textwrap.dedent(data)
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(self._tmpdir / filename + '.py').write_text(text, 'utf-8')
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@pytest.fixture
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def vultdir(tmpdir):
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return VultureDir(tmpdir)
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def test_used(vultdir):
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vultdir.makepyfile(foo="""
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def foo():
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pass
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foo()
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""")
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assert not vultdir.run()
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def test_unused_func(vultdir):
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vultdir.makepyfile(foo="""
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def foo():
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pass
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""")
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msg = "foo.py:2: unused function 'foo' (60% confidence)"
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assert vultdir.run() == [msg]
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def test_unused_method_camelcase(vultdir):
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"""Should be ignored because those are Qt methods."""
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vultdir.makepyfile(foo="""
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class Foo():
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def fooBar(self):
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pass
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Foo()
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""")
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assert not vultdir.run()
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