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# Copyright (c) Twisted Matrix Laboratories.
# See LICENSE for details.
import inspect, glob
from os import path
from twisted.trial import unittest
from twisted.python import reflect
from twisted.python.modules import getModule
def errorInFile(f, line=17, name=''):
"""
Return a filename formatted so emacs will recognize it as an error point
@param line: Line number in file. Defaults to 17 because that's about how
long the copyright headers are.
"""
return '%s:%d:%s' % (f, line, name)
# return 'File "%s", line %d, in %s' % (f, line, name)
class DocCoverage(unittest.TestCase):
"""
Looking for docstrings in all modules and packages.
"""
def setUp(self):
self.packageNames = []
for mod in getModule('twisted').walkModules():
if mod.isPackage():
self.packageNames.append(mod.name)
def testModules(self):
"""
Looking for docstrings in all modules.
"""
docless = []
for packageName in self.packageNames:
if packageName in ('twisted.test',):
# because some stuff in here behaves oddly when imported
continue
try:
package = reflect.namedModule(packageName)
except ImportError, e:
# This is testing doc coverage, not importability.
# (Really, I don't want to deal with the fact that I don't
# have pyserial installed.)
# print e
pass
else:
docless.extend(self.modulesInPackage(packageName, package))
self.failIf(docless, "No docstrings in module files:\n"
"%s" % ('\n'.join(map(errorInFile, docless)),))
def modulesInPackage(self, packageName, package):
docless = []
directory = path.dirname(package.__file__)
for modfile in glob.glob(path.join(directory, '*.py')):
moduleName = inspect.getmodulename(modfile)
if moduleName == '__init__':
# These are tested by test_packages.
continue
elif moduleName in ('spelunk_gnome','gtkmanhole'):
# argh special case pygtk evil argh. How does epydoc deal
# with this?
continue
try:
module = reflect.namedModule('.'.join([packageName,
moduleName]))
except Exception, e:
# print moduleName, "misbehaved:", e
pass
else:
if not inspect.getdoc(module):
docless.append(modfile)
return docless
def testPackages(self):
"""
Looking for docstrings in all packages.
"""
docless = []
for packageName in self.packageNames:
try:
package = reflect.namedModule(packageName)
except Exception, e:
# This is testing doc coverage, not importability.
# (Really, I don't want to deal with the fact that I don't
# have pyserial installed.)
# print e
pass
else:
if not inspect.getdoc(package):
docless.append(package.__file__.replace('.pyc','.py'))
self.failIf(docless, "No docstrings for package files\n"
"%s" % ('\n'.join(map(errorInFile, docless),)))
# This test takes a while and doesn't come close to passing. :(
testModules.skip = "Activate me when you feel like writing docstrings, and fixing GTK crashing bugs."