def test_name_start(self):
"""Productions::
[4] NameStartChar ::= ":" | [A-Z] | "_" | [a-z] |
[#xC0-#xD6] | [#xD8-#xF6] | [#xF8-#x2FF] | [#x370-#x37D] |
[#x37F-#x1FFF] | [#x200C-#x200D] | [#x2070-#x218F] |
[#x2C00-#x2FEF] | [#x3001-#xD7FF] | [#xF900-#xFDCF] |
[#xFDF0-#xFFFD] | [#x10000-#xEFFFF]
[5] NameChar ::= NameStartChar | "-" | "." | [0-9] | #xB7 |
[#x0300-#x036F] | [#x203F-#x2040]"""
n_namestartchars = 0
n_namechars = 0
for code in range3(0x10000):
c = character(code)
if structures.is_name_char(c):
n_namechars += 1
if structures.is_name_start_char(c):
n_namestartchars += 1
else:
self.assertFalse(structures.is_name_start_char(c),
"NameStart not a name char: %s" % c)
self.assertTrue(n_namechars == 54129,
"name char total %i" % n_namechars)
self.assertTrue(n_namestartchars == 54002,
"name start char total %i" % n_namestartchars)
def test_name_start(self):
"""Productions::
[4] NameStartChar ::= ":" | [A-Z] | "_" | [a-z] |
[#xC0-#xD6] | [#xD8-#xF6] | [#xF8-#x2FF] | [#x370-#x37D] |
[#x37F-#x1FFF] | [#x200C-#x200D] | [#x2070-#x218F] |
[#x2C00-#x2FEF] | [#x3001-#xD7FF] | [#xF900-#xFDCF] |
[#xFDF0-#xFFFD] | [#x10000-#xEFFFF]
[5] NameChar ::= NameStartChar | "-" | "." | [0-9] | #xB7 |
[#x0300-#x036F] | [#x203F-#x2040]"""
n_namestartchars = 0
n_namechars = 0
for code in range3(0x10000):
c = character(code)
if structures.is_name_char(c):
n_namechars += 1
if structures.is_name_start_char(c):
n_namestartchars += 1
else:
self.assertFalse(structures.is_name_start_char(c),
"NameStart not a name char: %s" % c)
self.assertTrue(n_namechars == 54129,
"name char total %i" % n_namechars)
self.assertTrue(n_namestartchars == 54002,
"name start char total %i" % n_namestartchars)
def ValidateIdentifier(value, prefix='_'):
"""Decodes an identifier from a string::
<xsd:simpleType name="identifier.Type">
<xsd:restriction base="xsd:NCName"/>
</xsd:simpleType>
This function takes a string that is supposed to match the production for
NCName in XML and forces it to comply by replacing illegal characters with
'_', except the ':' which is replaced with a hyphen for compatibility with
previous versions of the QTI migraiton script. If name starts with a valid
name character but not a valid name start character, it is prefixed with '_'
too, but the prefix string used can be overridden."""
if value:
goodName = []
if not xml.is_name_start_char(value[0]):
goodName.append(prefix)
elif value[0] == ':':
# Previous versions of the migrate script didn't catch this problem
# as a result, we deviate from its broken behaviour of using '-'
# by using the prefix too.
goodName.append(prefix)
for c in value:
if c == ':':
goodName.append('-')
elif xml.is_name_char(c):
goodName.append(c)
else:
goodName.append('_')
return string.join(goodName, '')
else:
return prefix
def MakeValidName(name):
"""This function takes a string that is supposed to match the
production for Name in XML and forces it to comply by replacing
illegal characters with '_'. If name starts with a valid name
character but not a valid name start character, it is prefixed
with '_' too."""
if name:
goodName = []
if not xml.is_name_start_char(name[0]):
goodName.append(u'_')
for c in name:
if xml.is_name_char(c):
goodName.append(c)
else:
goodName.append(u'_')
return string.join(goodName, u'')
else:
return u'_'
def MakeValidName(name):
"""This function takes a string that is supposed to match the
production for Name in XML and forces it to comply by replacing
illegal characters with '_'. If name starts with a valid name
character but not a valid name start character, it is prefixed
with '_' too."""
if name:
goodName = []
if not xml.is_name_start_char(name[0]):
goodName.append(u'_')
for c in name:
if xml.is_name_char(c):
goodName.append(c)
else:
goodName.append(u'_')
return string.join(goodName, u'')
else:
return u'_'
