def testInfiniteElement(self):
""" Test parsing an EBML file with an infinite-length element. """
schemaFile = './ebmlite/schemata/matroska.xml'
ebmlFile1 = './tests/video-2.mkv'
ebmlFile2 = './tests/video-3.mkv'
schema = core.loadSchema(schemaFile)
# Convert the MKV files into human-readable xml strings
ebmlDoc1 = schema.load(ebmlFile1, headers=True)
ebmlRoot1 = util.toXml(ebmlDoc1)
xmlString1 = ET.tostring(ebmlRoot1, encoding='UTF-8').replace(b'><', b'>\r\n<')
ebmlDoc2 = schema.load(ebmlFile2, headers=True)
ebmlRoot2 = util.toXml(ebmlDoc2)
xmlString2 = ET.tostring(ebmlRoot2, encoding='UTF-8').replace(b'><', b'>\r\n<')
# Convert the xml strings into lists of lines to make comparison easier,
# dropping the second line because that will reference different source
# file names
xmlLines1 = xmlString1.splitlines()
xmlLines2 = xmlString2.splitlines()
# Compare as lists to narrow the location of any differences
self.assertListEqual(xmlLines1[1:], xmlLines2[1:],
'One or more lines are different in the xml documents')
def testMkv(self):
""" Test the functionality of the ebmlite library by converting a known
good MKV file (a derivative of EBML) back and forth, then compare
the results.
"""
schemaFile = './ebmlite/schemata/matroska.xml'
ebmlFile1 = './tests/video-1.mkv'
ebmlFile2 = './tests/video-1-copy.mkv'
xmlFile1 = './tests/video-1.xml'
xmlFile2 = './tests/video-1-copy.xml'
schema = core.loadSchema(schemaFile)
# Start with toXml
ebmlDoc1 = schema.load(ebmlFile1, headers=True)
ebmlRoot = util.toXml(ebmlDoc1)
xmlString1 = ET.tostring(ebmlRoot, encoding='UTF-8')
# Save xml
with open(xmlFile1, 'wt') as f:
f.write(xmlString1.decode())
# Convert xml2ebml
with open(ebmlFile2, 'wb') as out:
util.xml2ebml(xmlFile1, out, schema)
# write the second xml file
ebmlDoc2 = schema.load(ebmlFile2, headers=True)
mkvRoot2 = util.toXml(ebmlDoc2)
xmlString2 = ET.tostring(mkvRoot2, encoding='UTF-8')
# self.assertEqual(xmlString1, xmlString2, "xml strings aren't matching up")
with open(xmlFile2, 'wt') as f:
f.write(xmlString2.decode())
# Load back the XML files in order to compare the two
xmlDoc1 = util.loadXml(xmlFile1, schema)
xmlDoc2 = util.loadXml(xmlFile2, schema)
# Compare each element from the XML
xmlEls1 = [xmlDoc1]
xmlEls2 = [xmlDoc2]
while len(xmlEls1) > 0:
self.assertEqual(xmlEls1[0], xmlEls2[0], 'Element '
+ repr(xmlEls1[0])
+ ' was not converted properly')
for x in list(xmlEls1.pop(0).children.values()):
if issubclass(x, core.Element):
xmlEls1.append(x)
for x in list(xmlEls2.pop(0).children.values()):
if issubclass(x, core.Element):
xmlEls2.append(x)
def testIde(self):
""" Test the functionality of the ebmlite library by converting a known
good IDE file (a derivative of EBML) back and forth, then compare
the results.
"""
schemaFile = './ebmlite/schemata/mide_ide.xml'
ebmlFile1 = './tests/SSX46714-doesnot.IDE'
ebmlFile2 = './tests/SSX46714-new.IDE'
xmlFile1 = './tests/ssx-1.xml'
xmlFile2 = './tests/ssx-2.xml'
schema = core.loadSchema(schemaFile)
# Start with toXml
ebmlDoc1 = schema.load(ebmlFile1, headers=True)
ebmlRoot = util.toXml(ebmlDoc1)
xmlString1 = ET.tostring(ebmlRoot, encoding='UTF-8')
# Save xml
with open(xmlFile1, 'wt') as f:
f.write(xmlString1.replace('><', '>\r\n<'))
# Convert xml2ebml
with open(ebmlFile2, 'wb') as out:
util.xml2ebml(xmlFile1, out, schema)
# write the second xml file
ebmlDoc2 = schema.load(ebmlFile2, headers=True)
mkvRoot2 = util.toXml(ebmlDoc2)
xmlString2 = ET.tostring(mkvRoot2, encoding='UTF-8')
with open(xmlFile2, 'wt') as f:
f.write(xmlString2.replace('><', '>\r\n<'))
# Load back the XML files in order to compare the two
xmlDoc1 = util.loadXml(xmlFile1, schema)
xmlDoc2 = util.loadXml(xmlFile2, schema)
# Compare each element from the XML
xmlEls1 = [xmlDoc1]
xmlEls2 = [xmlDoc2]
while len(xmlEls1) > 0:
self.assertEqual(
xmlEls1[0], xmlEls2[0],
'Element ' + repr(xmlEls1[0]) + ' was not converted properly')
for x in xmlEls1.pop(0).children.values():
if issubclass(x, core.Element):
xmlEls1.append(x)
for x in xmlEls2.pop(0).children.values():
if issubclass(x, core.Element):
xmlEls2.append(x)
def testPPrint(self):
""" Test pretty-printing EBML files. """
schemaFile = './ebmlite/schemata/mide_ide.xml'
schema = core.loadSchema(schemaFile)
ebmlDoc = schema.load('./tests/SSX46714-doesnot.IDE', headers=True)
util.pprint(ebmlDoc, out=open('./tests/IDE-Pretty.txt', 'wt'))
xmlString = ET.tostring(util.toXml(ebmlDoc))
prettyXmlFile = open('./tests/IDE-Pretty.xml', 'wt')
parseString(xmlString).writexml(prettyXmlFile,
addindent='\t',
newl='\n',
encoding='utf-8')