Issue #10590: Added tests for xml.sax.parse() and xml.sax.parseString().
diff --git a/Lib/test/test_sax.py b/Lib/test/test_sax.py
index e314b7c..5019722 100644
--- a/Lib/test/test_sax.py
+++ b/Lib/test/test_sax.py
@@ -15,10 +15,11 @@
from xml.sax.xmlreader import InputSource, AttributesImpl, AttributesNSImpl
from cStringIO import StringIO
import io
+import gc
import os.path
import shutil
import test.test_support as support
-from test.test_support import findfile, run_unittest
+from test.test_support import findfile, run_unittest, TESTFN
import unittest
TEST_XMLFILE = findfile("test.xml", subdir="xmltestdata")
@@ -90,6 +91,111 @@
self.assertEqual(attrs["attr"], "val")
self.assertEqual(attrs.getQNameByName("attr"), "attr")
+
+def xml_unicode(doc, encoding=None):
+ if encoding is None:
+ return doc
+ return u'<?xml version="1.0" encoding="%s"?>\n%s' % (encoding, doc)
+
+def xml_bytes(doc, encoding, decl_encoding=Ellipsis):
+ if decl_encoding is Ellipsis:
+ decl_encoding = encoding
+ return xml_unicode(doc, decl_encoding).encode(encoding, 'xmlcharrefreplace')
+
+def make_xml_file(doc, encoding, decl_encoding=Ellipsis):
+ if decl_encoding is Ellipsis:
+ decl_encoding = encoding
+ with io.open(TESTFN, 'w', encoding=encoding, errors='xmlcharrefreplace') as f:
+ f.write(xml_unicode(doc, decl_encoding))
+
+
+class ParseTest(unittest.TestCase):
+ data = support.u(r'<money value="$\xa3\u20ac\U0001017b">'
+ r'$\xa3\u20ac\U0001017b</money>')
+
+ def tearDown(self):
+ support.unlink(TESTFN)
+
+ def check_parse(self, f):
+ from xml.sax import parse
+ result = StringIO()
+ parse(f, XMLGenerator(result, 'utf-8'))
+ self.assertEqual(result.getvalue(), xml_bytes(self.data, 'utf-8'))
+
+ def test_parse_bytes(self):
+ # UTF-8 is default encoding, US-ASCII is compatible with UTF-8,
+ # UTF-16 is autodetected
+ encodings = ('us-ascii', 'utf-8', 'utf-16', 'utf-16le', 'utf-16be')
+ for encoding in encodings:
+ self.check_parse(io.BytesIO(xml_bytes(self.data, encoding)))
+ make_xml_file(self.data, encoding)
+ self.check_parse(TESTFN)
+ with io.open(TESTFN, 'rb') as f:
+ self.check_parse(f)
+ self.check_parse(io.BytesIO(xml_bytes(self.data, encoding, None)))
+ make_xml_file(self.data, encoding, None)
+ self.check_parse(TESTFN)
+ with io.open(TESTFN, 'rb') as f:
+ self.check_parse(f)
+ # accept UTF-8 with BOM
+ self.check_parse(io.BytesIO(xml_bytes(self.data, 'utf-8-sig', 'utf-8')))
+ make_xml_file(self.data, 'utf-8-sig', 'utf-8')
+ self.check_parse(TESTFN)
+ with io.open(TESTFN, 'rb') as f:
+ self.check_parse(f)
+ self.check_parse(io.BytesIO(xml_bytes(self.data, 'utf-8-sig', None)))
+ make_xml_file(self.data, 'utf-8-sig', None)
+ self.check_parse(TESTFN)
+ with io.open(TESTFN, 'rb') as f:
+ self.check_parse(f)
+ # accept data with declared encoding
+ self.check_parse(io.BytesIO(xml_bytes(self.data, 'iso-8859-1')))
+ make_xml_file(self.data, 'iso-8859-1')
+ self.check_parse(TESTFN)
+ with io.open(TESTFN, 'rb') as f:
+ self.check_parse(f)
+ # fail on non-UTF-8 incompatible data without declared encoding
+ with self.assertRaises(SAXException):
+ self.check_parse(io.BytesIO(xml_bytes(self.data, 'iso-8859-1', None)))
+ make_xml_file(self.data, 'iso-8859-1', None)
+ with self.assertRaises(SAXException):
+ self.check_parse(TESTFN)
+ with io.open(TESTFN, 'rb') as f:
+ with self.assertRaises(SAXException):
+ self.check_parse(f)
+
+ def test_parse_InputSource(self):
+ # accept data without declared but with explicitly specified encoding
+ make_xml_file(self.data, 'iso-8859-1', None)
+ with io.open(TESTFN, 'rb') as f:
+ input = InputSource()
+ input.setByteStream(f)
+ input.setEncoding('iso-8859-1')
+ self.check_parse(input)
+
+ def check_parseString(self, s):
+ from xml.sax import parseString
+ result = StringIO()
+ parseString(s, XMLGenerator(result, 'utf-8'))
+ self.assertEqual(result.getvalue(), xml_bytes(self.data, 'utf-8'))
+
+ def test_parseString_bytes(self):
+ # UTF-8 is default encoding, US-ASCII is compatible with UTF-8,
+ # UTF-16 is autodetected
+ encodings = ('us-ascii', 'utf-8', 'utf-16', 'utf-16le', 'utf-16be')
+ for encoding in encodings:
+ self.check_parseString(xml_bytes(self.data, encoding))
+ self.check_parseString(xml_bytes(self.data, encoding, None))
+ # accept UTF-8 with BOM
+ self.check_parseString(xml_bytes(self.data, 'utf-8-sig', 'utf-8'))
+ self.check_parseString(xml_bytes(self.data, 'utf-8-sig', None))
+ # accept data with declared encoding
+ self.check_parseString(xml_bytes(self.data, 'iso-8859-1'))
+ # fail on non-UTF-8 incompatible data without declared encoding
+ with self.assertRaises(SAXException):
+ self.check_parseString(xml_bytes(self.data, 'iso-8859-1', None))
+
+
class MakeParserTest(unittest.TestCase):
def test_make_parser2(self):
# Creating parsers several times in a row should succeed.
@@ -949,6 +1055,7 @@
def test_main():
run_unittest(MakeParserTest,
+ ParseTest,
SaxutilsTest,
PrepareInputSourceTest,
StringXmlgenTest,