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[xmlReader_test] test newlines gets normalised by expat parser, unless escaped

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This commit is contained in:
Cosimo Lupo 2015-07-27 19:24:02 +01:00
parent 5102353afb
commit 9f846d3687
1 changed files with 30 additions and 0 deletions
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30
Lib/fontTools/misc/xmlReader_test.py
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@ -46,6 +46,36 @@ class TestXMLReader(unittest.TestCase):
content = strjoin(reader.contents[0]).strip()
self.assertEqual(expected, content)
def test_normalise_newlines(self):
class DebugXMLReader(XMLReader):
def __init__(self, fileName, ttFont, progress=None, quiet=False):
super(DebugXMLReader, self).__init__(
fileName, ttFont, progress, quiet)
self.newlines = []
def _characterDataHandler(self, data):
self.newlines.extend([c for c in data if c in ('\r', '\n')])
# notice how when CR is escaped, it is not normalised by the XML parser
data = (
'<ttFont>\r' # \r -> \n
' <test>\r\n' # \r\n -> \n
' a line of text\n' # \n
' escaped CR and unix newline &#13;\n' # &#13;\n -> \r\n
' escaped CR and macintosh newline &#13;\r' # &#13;\r -> \r\n
' escaped CR and windows newline &#13;\r\n' # &#13;\r\n -> \r\n
' </test>\n' # \n
'</ttFont>')
with tempfile.NamedTemporaryFile(delete=False) as tmp:
tmp.write(data.encode('utf-8'))
reader = DebugXMLReader(tmp.name, TTFont(), quiet=True)
reader.read()
os.remove(tmp.name)
expected = ['\n'] * 3 + ['\r', '\n'] * 3 + ['\n']
self.assertEqual(expected, reader.newlines)
if __name__ == '__main__':
unittest.main()