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261d3ade8d
We can use an HTTPS URL (https://www.gnu.org/licenses/) now. Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz> Reviewed-by: Andrew Bartlett <abartlet@samba.org>
243 lines
9.5 KiB
Python
243 lines
9.5 KiB
Python
# Unix SMB/CIFS implementation.
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# Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2011
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#
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# Loosely based on bzrlib's test_source.py
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#
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# This program 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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# This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
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#
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"""Source level Python tests."""
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import io
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import errno
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import os
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import re
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import warnings
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from samba.tests import (
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TestCase,
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)
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def get_python_source_files():
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"""Iterate over all Python source files."""
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library_dir = os.path.abspath(os.path.join(os.path.dirname(__file__), "..", "..", "samba"))
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assert os.path.isdir(library_dir), library_dir
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for root, dirs, files in os.walk(library_dir):
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for f in files:
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if f.endswith(".py"):
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yield os.path.abspath(os.path.join(root, f))
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bindir = os.path.abspath(os.path.join(os.path.dirname(__file__), "..", "..", "..", "..", "bin"))
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assert os.path.isdir(bindir), bindir
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for f in os.listdir(bindir):
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p = os.path.abspath(os.path.join(bindir, f))
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if not os.path.islink(p):
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continue
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target = os.readlink(p)
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if os.path.dirname(target).endswith("scripting/bin"):
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yield p
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wafsambadir = os.path.abspath(os.path.join(os.path.dirname(__file__), "..", "..", "..", "..", "buildtools", "wafsamba"))
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assert os.path.isdir(wafsambadir), wafsambadir
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for root, dirs, files in os.walk(wafsambadir):
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for f in files:
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if f.endswith(".py"):
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yield os.path.abspath(os.path.join(root, f))
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def get_source_file_contents():
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"""Iterate over the contents of all python files."""
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for fname in get_python_source_files():
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try:
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f = io.open(fname, mode='r', encoding='utf-8')
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except IOError as e:
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if e.errno == errno.ENOENT:
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warnings.warn("source file %s broken link?" % fname)
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continue
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else:
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raise
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try:
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text = f.read()
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finally:
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f.close()
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yield fname, text
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class TestSource(TestCase):
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def test_copyright(self):
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"""Test that all Python files have a valid copyright statement."""
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incorrect = []
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copyright_re = re.compile('#\\s*copyright.*(?=\n)', re.I)
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for fname, text in get_source_file_contents():
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if fname.endswith("ms_schema.py"):
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# FIXME: Not sure who holds copyright on ms_schema.py
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continue
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if "wafsamba" in fname:
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# FIXME: No copyright headers in wafsamba
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continue
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if fname.endswith("python/samba/tests/krb5/kcrypto.py"):
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# Imported from MIT testing repo
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continue
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if fname.endswith("python/samba/tests/krb5/rfc4120_pyasn1_generated.py"):
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# Autogenerated
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continue
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match = copyright_re.search(text)
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if not match:
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incorrect.append((fname, 'no copyright line found\n'))
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if incorrect:
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help_text = [
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"Some files have missing or incorrect copyright"
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" statements.", ""]
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for fname, comment in incorrect:
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help_text.append(fname)
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help_text.append((' ' * 4) + comment)
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self.fail('\n'.join(help_text))
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def test_gpl(self):
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"""Test that all .py files have a GPL disclaimer."""
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incorrect = []
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gpl_txts = [
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"""
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# This program 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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# This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
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""",
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"""
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# This program 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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# This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
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""",
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]
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gpl_re = f'(?:{"|".join(map(re.escape, gpl_txts))})'
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gpl_re = re.compile(gpl_re, re.MULTILINE)
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for fname, text in get_source_file_contents():
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if "wafsamba" in fname:
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# FIXME: License to wafsamba hasn't been clarified yet
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continue
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if fname.endswith("/python/samba/subunit/run.py"):
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# Imported from subunit/testtools, which are dual
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# Apache2/BSD-3.
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continue
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if fname.endswith("python/samba/tests/krb5/kcrypto.py"):
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# Imported from MIT testing repo
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continue
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if fname.endswith("python/samba/tests/krb5/rfc4120_pyasn1_generated.py"):
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# Autogenerated
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continue
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if not gpl_re.search(text):
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incorrect.append(fname)
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if incorrect:
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help_text = ['Some files have missing or incomplete GPL statement',
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gpl_txts[-1]]
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for fname in incorrect:
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help_text.append((' ' * 4) + fname)
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self.fail('\n'.join(help_text))
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def _push_file(self, dict_, fname, line_no):
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if fname not in dict_:
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dict_[fname] = [line_no]
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else:
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dict_[fname].append(line_no)
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def _format_message(self, dict_, message):
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files = ["%s: %s" % (f, ', '.join([str(i + 1) for i in lines]))
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for f, lines in dict_.items()]
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files.sort()
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return message + '\n\n %s' % ('\n '.join(files))
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def _iter_source_files_lines(self):
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for fname, text in get_source_file_contents():
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lines = text.splitlines(True)
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for line_no, line in enumerate(lines):
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yield fname, line_no, line
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def test_no_tabs(self):
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"""Check that there are no tabs in Python files."""
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tabs = {}
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for fname, line_no, line in self._iter_source_files_lines():
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if '\t' in line:
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self._push_file(tabs, fname, line_no)
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if tabs:
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self.fail(self._format_message(tabs,
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'Tab characters were found in the following source files.'
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'\nThey should either be replaced by "\\t" or by spaces:'))
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def test_unix_newlines(self):
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"""Check for unix new lines."""
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illegal_newlines = {}
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for fname, line_no, line in self._iter_source_files_lines():
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if not line.endswith('\n') or line.endswith('\r\n'):
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self._push_file(illegal_newlines, fname, line_no)
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if illegal_newlines:
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self.fail(self._format_message(illegal_newlines,
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'Non-unix newlines were found in the following source files:'))
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def test_trailing_whitespace(self):
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"""Check that there is not trailing whitespace in Python files."""
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trailing_whitespace = {}
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for fname, line_no, line in self._iter_source_files_lines():
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if line.rstrip("\n").endswith(" "):
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self._push_file(trailing_whitespace, fname, line_no)
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if trailing_whitespace:
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self.fail(self._format_message(trailing_whitespace,
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'Trailing whitespace was found in the following source files.'))
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def test_shebang_lines(self):
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"""Check that files with shebang lines and only those are executable."""
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files_with_shebang = {}
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files_without_shebang = {}
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for fname, line_no, line in self._iter_source_files_lines():
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if line_no >= 1:
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continue
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executable = (os.stat(fname).st_mode & 0o111)
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has_shebang = line.startswith("#!")
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if has_shebang and not executable:
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self._push_file(files_with_shebang, fname, line_no)
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if not has_shebang and executable:
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self._push_file(files_without_shebang, fname, line_no)
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if files_with_shebang:
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self.fail(self._format_message(files_with_shebang,
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'Files with shebang line that are not executable:'))
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if files_without_shebang:
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self.fail(self._format_message(files_without_shebang,
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'Files without shebang line that are executable:'))
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