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Diffstat (limited to 'scripts/devscripts/test/test_flake8.py')
-rw-r--r-- | scripts/devscripts/test/test_flake8.py | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/scripts/devscripts/test/test_flake8.py b/scripts/devscripts/test/test_flake8.py new file mode 100644 index 0000000..8559f4d --- /dev/null +++ b/scripts/devscripts/test/test_flake8.py @@ -0,0 +1,53 @@ +# Copyright (C) 2017-2018, Benjamin Drung <bdrung@debian.org> +# +# Permission to use, copy, modify, and/or distribute this software for any +# purpose with or without fee is hereby granted, provided that the above +# copyright notice and this permission notice appear in all copies. +# +# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES +# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF +# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR +# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES +# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN +# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF +# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + +"""test_flake8.py - Run flake8 check""" + +import subprocess +import sys +import unittest + +from . import get_source_files, unittest_verbosity + + +class Flake8TestCase(unittest.TestCase): + """ + This unittest class provides a test that runs the flake8 code + checker (which combines pycodestyle and pyflakes) on the Python + source code. The list of source files is provided by the + get_source_files() function. + """ + + def test_flake8(self): + """Test: Run flake8 on Python source code""" + cmd = [sys.executable, "-m", "flake8", "--max-line-length=99"] + get_source_files() + if unittest_verbosity() >= 2: + sys.stderr.write( + "Running following command:\n{}\n".format(" ".join(cmd))) + process = subprocess.Popen(cmd, stdout=subprocess.PIPE, + stderr=subprocess.PIPE, close_fds=True) + + out, err = process.communicate() + if process.returncode != 0: # pragma: no cover + msgs = [] + if err: + msgs.append("flake8 exited with code {} and has unexpected output on stderr:\n{}" + .format(process.returncode, err.decode().rstrip())) + if out: + msgs.append("flake8 found issues:\n{}".format( + out.decode().rstrip())) + if not msgs: + msgs.append("flake8 exited with code {} and has no output on stdout or stderr." + .format(process.returncode)) + self.fail("\n".join(msgs)) |