def test_metadata_read_write(self):
PKG_INFO = os.path.join(HERE, 'PKG-INFO')
metadata = Metadata(PKG_INFO)
out = StringIO()
metadata.write_file(out)
out.seek(0)
res = Metadata()
res.read_file(out)
self.assertEqual(metadata.values(), res.values())
def test_project_url(self):
metadata = Metadata()
metadata['Project-URL'] = [('one', 'http://ok')]
self.assertEqual(metadata['Project-URL'], [('one', 'http://ok')])
metadata.set_metadata_version()
self.assertEqual(metadata['Metadata-Version'], '1.2')
# make sure this particular field is handled properly when written
fp = StringIO()
metadata.write_file(fp)
self.assertIn('Project-URL: one,http://ok', fp.getvalue().split('\n'))
fp.seek(0)
metadata = Metadata()
metadata.read_file(fp)
self.assertEqual(metadata['Project-Url'], [('one', 'http://ok')])
def test_metadata_markers(self):
# see if we can be platform-aware
content = self.get_file_contents('PKG-INFO')
metadata = Metadata(platform_dependent=True)
metadata.read_file(StringIO(content))
self.assertEqual(metadata['Requires-Dist'], ['bar'])
metadata['Name'] = "baz; sys.platform == 'blah'"
# FIXME is None or 'UNKNOWN' correct here?
# where is that documented?
self.assertEqual(metadata['Name'], None)
# test with context
context = {'sys.platform': 'okook'}
metadata = Metadata(platform_dependent=True, execution_context=context)
metadata.read_file(StringIO(content))
self.assertEqual(metadata['Requires-Dist'], ['foo'])
def test_write_metadata(self):
# check support of non-ASCII values
tmp_dir = self.mkdtemp()
my_file = os.path.join(tmp_dir, 'f')
metadata = Metadata(mapping={'author': 'Mister Café',
'name': 'my.project',
'author': 'Café Junior',
'summary': 'Café torréfié',
'description': 'Héhéhé',
'keywords': ['café', 'coffee']})
metadata.write(my_file)
# the file should use UTF-8
metadata2 = Metadata()
fp = codecs.open(my_file, encoding='utf-8')
try:
metadata2.read_file(fp)
finally:
fp.close()
# XXX when keywords are not defined, metadata will have
# 'Keywords': [] but metadata2 will have 'Keywords': ['']
# because of a value.split(',') in Metadata.get
self.assertEqual(metadata.items(), metadata2.items())
# ASCII also works, it's a subset of UTF-8
metadata = Metadata(mapping={'author': 'Mister Cafe',
'name': 'my.project',
'author': 'Cafe Junior',
'summary': 'Cafe torrefie',
'description': 'Hehehe'})
metadata.write(my_file)
metadata2 = Metadata()
fp = codecs.open(my_file, encoding='utf-8')
try:
metadata2.read_file(fp)
finally:
fp.close()
def test_description(self):
content = self.get_file_contents('PKG-INFO')
metadata = Metadata()
metadata.read_file(StringIO(content))
# see if we can read the description now
DESC = os.path.join(HERE, 'LONG_DESC.txt')
f = open(DESC)
try:
wanted = f.read()
finally:
f.close()
self.assertEqual(wanted, metadata['Description'])
# save the file somewhere and make sure we can read it back
out = StringIO()
metadata.write_file(out)
out.seek(0)
out.seek(0)
metadata = Metadata()
metadata.read_file(out)
self.assertEqual(wanted, metadata['Description'])
