def test_help():
"""Running command with --help succeeds."""
sys.argv = ["pidiff", "--help"]
with raises(SystemExit) as exc:
command.main()
assert exc.value.code == 0
def test_missing_module(workdir):
"""Command fails if module name is not provided and autodetect fails"""
sys.argv = ["pidiff", "--workdir", workdir, "pkg1", "pkg2"]
with mock.patch("subprocess.Popen") as mock_popen:
mock_popen.side_effect = fake_popen
with raises(SystemExit) as exc:
command.main()
assert exc.value.code == 32
def test_options_from_ini(workdir, tmpdir, caplog):
# top-level dir
tmpdir.join("pidiff.ini").write(
dedent("""
[pidiff]
enable=
added-var-args
disable=
N400
added-var-args
added-argument
"""))
# Put reverse config in setup.cfg,
# this shows setup.cfg is lower priority
tmpdir.join("setup.cfg").write(
dedent("""
[pidiff]
disable=
added-var-args
enable=
N400
added-var-args
added-argument
"""))
tmpdir.mkdir("subdir").join("pidiff.ini").write(
dedent("""
[something]
some=unrelated,config
"""))
os.chdir(str(tmpdir.join("subdir")))
caplog.set_level(logging.INFO)
sys.argv = [
"pidiff",
"--workdir",
workdir,
"testpkg==1.0.0",
"testpkg==1.1.0",
"tests.test_api.signatures",
]
caplog.set_level(logging.INFO)
with mock.patch("subprocess.Popen") as mock_popen:
mock_popen.side_effect = fake_popen
with raises(SystemExit) as exc:
command.main()
checklogs("diff_signatures_with_options", caplog, workdir)
assert exc.value.code == 99
def test_genversion_diff(workdir, testapi, exitcode, stdout, capsys):
sys.argv = [
"pidiff",
"--workdir",
workdir,
"--gen-version",
"foopkg==1.0.0",
"foopkg==1.1.0",
"tests.test_api.%s" % testapi,
]
with mock.patch("subprocess.Popen") as mock_popen:
mock_popen.side_effect = fake_popen
with raises(SystemExit) as exc:
command.main()
assert exc.value.code == exitcode
(out, _) = capsys.readouterr()
# It should have output *exactly* the expected stdout
assert out == stdout
def test_typical_diff(workdir, testapi, testname, exitcode, extra_args,
caplog):
sys.argv = [
"pidiff",
"--workdir",
workdir,
"foopkg==1.0.0",
"foopkg==1.1.0",
"tests.test_api.%s" % testapi,
]
sys.argv.extend(extra_args)
caplog.set_level(logging.INFO)
with mock.patch("subprocess.Popen") as mock_popen:
mock_popen.side_effect = fake_popen
with raises(SystemExit) as exc:
command.main()
testname = testname or testapi
checklogs("typical_diff_%s" % testname, caplog, workdir)
assert exc.value.code == exitcode