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# Licensed under the GPL: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
# For details: https://github.com/PyCQA/pylint/blob/master/LICENSE
import configparser
from os.path import basename, exists, join
def parse_python_version(ver_str):
return tuple(int(digit) for digit in ver_str.split("."))
class NoFileError(Exception):
pass
class FunctionalTestFile:
"""A single functional test case file with options."""
_CONVERTERS = {
"min_pyver": parse_python_version,
"max_pyver": parse_python_version,
"requires": lambda s: s.split(","),
}
def __init__(self, directory, filename):
self._directory = directory
self.base = filename.replace(".py", "")
self.options = {
"min_pyver": (2, 5),
"max_pyver": (4, 0),
"requires": [],
"except_implementations": [],
"exclude_platforms": [],
}
self._parse_options()
def __repr__(self):
return f"FunctionalTest:{self.base}"
def _parse_options(self):
cp = configparser.ConfigParser()
cp.add_section("testoptions")
try:
cp.read(self.option_file)
except NoFileError:
pass
for name, value in cp.items("testoptions"):
conv = self._CONVERTERS.get(name, lambda v: v)
self.options[name] = conv(value)
@property
def option_file(self):
return self._file_type(".rc")
@property
def module(self):
package = basename(self._directory)
return ".".join([package, self.base])
@property
def expected_output(self):
return self._file_type(".txt", check_exists=False)
@property
def source(self):
return self._file_type(".py")
def _file_type(self, ext, check_exists=True):
name = join(self._directory, self.base + ext)
if not check_exists or exists(name):
return name
raise NoFileError(f"Cannot find '{name}'.")
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