def test_custom_should_analyze_file():
"""Check that we can write custom should_analyze_file that work
even for arguments.
"""
class CustomPyLinter(PyLinter):
def should_analyze_file(self, modname, path, is_argument=False):
if os.path.basename(path) == "wrong.py":
return False
return super(CustomPyLinter, self).should_analyze_file(
modname, path, is_argument=is_argument
)
package_dir = os.path.join(HERE, "regrtest_data", "bad_package")
wrong_file = os.path.join(package_dir, "wrong.py")
for jobs in [1, 2]:
reporter = testutils.TestReporter()
linter = CustomPyLinter()
linter.config.jobs = jobs
linter.config.persistent = 0
linter.open()
linter.set_reporter(reporter)
try:
sys.path.append(os.path.dirname(package_dir))
linter.check([package_dir, wrong_file])
finally:
sys.path.pop()
messages = reporter.messages
assert len(messages) == 1
assert "invalid syntax" in messages[0]
def test_multiprocessing(jobs):
"""Check that multiprocessing does not create duplicates."""
# For the bug (#3584) to show up we need more than one file with issues
# per process
filenames = [
"special_attr_scope_lookup_crash.py",
"syntax_error.py",
"unused_variable.py",
"wildcard.py",
"wrong_import_position.py",
]
reporter = testutils.TestReporter()
linter = PyLinter()
linter.config.jobs = jobs
linter.config.persistent = 0
linter.open()
linter.set_reporter(reporter)
try:
sys.path.append(os.path.dirname(REGRTEST_DATA_DIR))
linter.check(
[os.path.join(REGRTEST_DATA_DIR, fname) for fname in filenames])
finally:
sys.path.pop()
messages = reporter.messages
assert len(messages) == len(set(messages))
def test_addmessage(linter):
linter.set_reporter(testutils.TestReporter())
linter.open()
linter.set_current_module('0123')
linter.add_message('C0301', line=1, args=(1, 2))
linter.add_message('line-too-long', line=2, args=(3, 4))
assert ['C: 1: Line too long (1/2)', 'C: 2: Line too long (3/4)'] == \
linter.reporter.messages
def linter():
test_reporter = testutils.TestReporter()
linter = lint.PyLinter()
linter.set_reporter(test_reporter)
linter.disable('I')
linter.config.persistent = 0
checkers.initialize(linter)
return linter
def linter():
linter = PyLinter()
linter.disable('I')
linter.config.persistent = 0
# register checkers
checkers.initialize(linter)
linter.set_reporter(testutils.TestReporter())
return linter
def test_addmessage(linter):
linter.set_reporter(testutils.TestReporter())
linter.open()
linter.set_current_module("0123")
linter.add_message("C0301", line=1, args=(1, 2))
linter.add_message("line-too-long", line=2, args=(3, 4))
assert [
"C: 1: Line too long (1/2)",
"C: 2: Line too long (3/4)",
] == linter.reporter.messages
def test_filename_with__init__(init_linter):
# This tracks a regression where a file whose name ends in __init__.py,
# such as flycheck__init__.py, would accidentally lead to linting the
# entire containing directory.
reporter = testutils.TestReporter()
linter = init_linter
linter.open()
linter.set_reporter(reporter)
filepath = join(INPUT_DIR, "not__init__.py")
linter.check([filepath])
messages = reporter.messages
assert len(messages) == 0
def test_addmessage_invalid(linter):
linter.set_reporter(testutils.TestReporter())
linter.open()
linter.set_current_module('0123')
with pytest.raises(InvalidMessageError) as cm:
linter.add_message('line-too-long', args=(1, 2))
assert str(cm.value) == "Message C0301 must provide line, got None"
with pytest.raises(InvalidMessageError) as cm:
linter.add_message('line-too-long', line=2, node='fake_node', args=(1, 2))
assert str(cm.value) == "Message C0301 must only provide line, got line=2, node=fake_node"
with pytest.raises(InvalidMessageError) as cm:
linter.add_message('C0321')
assert str(cm.value) == "Message C0321 must provide Node, got None"
def test_custom_should_analyze_file():
"""Check that we can write custom should_analyze_file that work
even for arguments.
"""
package_dir = os.path.join(REGRTEST_DATA_DIR, "bad_package")
wrong_file = os.path.join(package_dir, "wrong.py")
for jobs in [1, 2]:
reporter = testutils.TestReporter()
linter = _CustomPyLinter()
linter.config.jobs = jobs
linter.config.persistent = 0
linter.open()
linter.set_reporter(reporter)
try:
sys.path.append(os.path.dirname(package_dir))
linter.check([package_dir, wrong_file])
finally:
sys.path.pop()
messages = reporter.messages
assert len(messages) == 1
assert "invalid syntax" in messages[0]
def test_analyze_explicit_script(linter):
linter.set_reporter(testutils.TestReporter())
linter.check(os.path.join(DATA_DIR, "ascript"))
assert ["C: 2: Line too long (175/100)"] == linter.reporter.messages
def test_analyze_explicit_script(linter):
linter.set_reporter(testutils.TestReporter())
linter.check(os.path.join(os.path.dirname(__file__), "data", "ascript"))
assert ["C: 2: Line too long (175/100)"] == linter.reporter.messages
def linter():
l = PyLinter(reporter=testutils.TestReporter())
initialize(l)
return l