def test_jquery(self):
source, minified, min_map = self.get_fixtures('jquery')
source_lines = source.splitlines()
assert sourcemap.discover(minified) == 'jquery.min.map'
index = sourcemap.loads(min_map)
assert index.raw == json.loads(min_map)
for token in index:
# Ignore tokens that are None.
# There's no simple way to verify they're correct
if token.name is None:
continue
source_line = source_lines[token.src_line]
start = token.src_col
end = start + len(token.name)
substring = source_line[start:end]
# jQuery's sourcemap has a few tokens that are identified
# incorrectly.
# For example, they have a token for 'embed', and
# it maps to '"embe', which is wrong. This only happened
# for a few strings, so we ignore
if substring[0] == '"':
continue
assert token.name == substring
def sourcemap_from_url(url):
js = fetch_url(url)
if js.status_code != 200:
raise UnableToFetchMinified(url)
make_absolute = partial(urljoin, url)
smap_url = discover_sourcemap(js)
if smap_url is None:
raise SourceMapNotFound(url)
smap_url = make_absolute(smap_url)
smap = fetch_url(smap_url)
if smap.status_code != 200:
raise UnableToFetchSourceMap(smap_url)
try:
return SourceMap(js, smap_url, sourcemap.loads(smap.body))
except ValueError:
raise InvalidSourceMapFormat(smap_url)
except sourcemap.SourceMapDecodeError:
raise UnknownSourceMapError(smap_url)
def test_coolstuff(self):
source, minified, min_map = self.get_fixtures('coolstuff')
source_lines = source.splitlines()
assert sourcemap.discover(minified) == 'tests/fixtures/coolstuff.min.map'
index = sourcemap.loads(min_map)
assert index.raw == json.loads(min_map)
for token in index:
if token.name is None:
continue
source_line = source_lines[token.src_line]
start = token.src_col
end = start + len(token.name)
substring = source_line[start:end]
assert token.name == substring
def test_unicode_names(self):
_, _, min_map = self.get_fixtures('unicode')
# This shouldn't blow up
sourcemap.loads(min_map)
