mirror of https://github.com/python/cpython
372 lines
10 KiB
Python
372 lines
10 KiB
Python
# xml.etree test. This file contains enough tests to make sure that
|
|
# all included components work as they should. For a more extensive
|
|
# test suite, see the selftest script in the ElementTree distribution.
|
|
|
|
import sys
|
|
|
|
from test import test_support
|
|
|
|
SAMPLE_XML = """
|
|
<body>
|
|
<tag>text</tag>
|
|
<tag />
|
|
<section>
|
|
<tag>subtext</tag>
|
|
</section>
|
|
</body>
|
|
"""
|
|
|
|
SAMPLE_XML_NS = """
|
|
<body xmlns="http://effbot.org/ns">
|
|
<tag>text</tag>
|
|
<tag />
|
|
<section>
|
|
<tag>subtext</tag>
|
|
</section>
|
|
</body>
|
|
"""
|
|
|
|
def sanity():
|
|
"""
|
|
Import sanity.
|
|
|
|
>>> from xml.etree import ElementTree
|
|
>>> from xml.etree import ElementInclude
|
|
>>> from xml.etree import ElementPath
|
|
"""
|
|
|
|
def check_method(method):
|
|
if not hasattr(method, '__call__'):
|
|
print method, "not callable"
|
|
|
|
def serialize(ET, elem, encoding=None):
|
|
import StringIO
|
|
file = StringIO.StringIO()
|
|
tree = ET.ElementTree(elem)
|
|
if encoding:
|
|
tree.write(file, encoding)
|
|
else:
|
|
tree.write(file)
|
|
return file.getvalue()
|
|
|
|
def summarize(elem):
|
|
return elem.tag
|
|
|
|
def summarize_list(seq):
|
|
return map(summarize, seq)
|
|
|
|
def interface():
|
|
"""
|
|
Test element tree interface.
|
|
|
|
>>> from xml.etree import ElementTree as ET
|
|
|
|
>>> element = ET.Element("tag", key="value")
|
|
>>> tree = ET.ElementTree(element)
|
|
|
|
Make sure all standard element methods exist.
|
|
|
|
>>> check_method(element.append)
|
|
>>> check_method(element.insert)
|
|
>>> check_method(element.remove)
|
|
>>> check_method(element.getchildren)
|
|
>>> check_method(element.find)
|
|
>>> check_method(element.findall)
|
|
>>> check_method(element.findtext)
|
|
>>> check_method(element.clear)
|
|
>>> check_method(element.get)
|
|
>>> check_method(element.set)
|
|
>>> check_method(element.keys)
|
|
>>> check_method(element.items)
|
|
>>> check_method(element.getiterator)
|
|
|
|
Basic method sanity checks.
|
|
|
|
>>> serialize(ET, element) # 1
|
|
'<tag key="value" />'
|
|
>>> subelement = ET.Element("subtag")
|
|
>>> element.append(subelement)
|
|
>>> serialize(ET, element) # 2
|
|
'<tag key="value"><subtag /></tag>'
|
|
>>> element.insert(0, subelement)
|
|
>>> serialize(ET, element) # 3
|
|
'<tag key="value"><subtag /><subtag /></tag>'
|
|
>>> element.remove(subelement)
|
|
>>> serialize(ET, element) # 4
|
|
'<tag key="value"><subtag /></tag>'
|
|
>>> element.remove(subelement)
|
|
>>> serialize(ET, element) # 5
|
|
'<tag key="value" />'
|
|
>>> element.remove(subelement)
|
|
Traceback (most recent call last):
|
|
ValueError: list.remove(x): x not in list
|
|
>>> serialize(ET, element) # 6
|
|
'<tag key="value" />'
|
|
"""
|
|
|
|
def find():
|
|
"""
|
|
Test find methods (including xpath syntax).
|
|
|
|
>>> from xml.etree import ElementTree as ET
|
|
|
|
>>> elem = ET.XML(SAMPLE_XML)
|
|
>>> elem.find("tag").tag
|
|
'tag'
|
|
>>> ET.ElementTree(elem).find("tag").tag
|
|
'tag'
|
|
>>> elem.find("section/tag").tag
|
|
'tag'
|
|
>>> ET.ElementTree(elem).find("section/tag").tag
|
|
'tag'
|
|
>>> elem.findtext("tag")
|
|
'text'
|
|
>>> elem.findtext("tog")
|
|
>>> elem.findtext("tog", "default")
|
|
'default'
|
|
>>> ET.ElementTree(elem).findtext("tag")
|
|
'text'
|
|
>>> elem.findtext("section/tag")
|
|
'subtext'
|
|
>>> ET.ElementTree(elem).findtext("section/tag")
|
|
'subtext'
|
|
>>> summarize_list(elem.findall("tag"))
|
|
['tag', 'tag']
|
|
>>> summarize_list(elem.findall("*"))
|
|
['tag', 'tag', 'section']
|
|
>>> summarize_list(elem.findall(".//tag"))
|
|
['tag', 'tag', 'tag']
|
|
>>> summarize_list(elem.findall("section/tag"))
|
|
['tag']
|
|
>>> summarize_list(elem.findall("section//tag"))
|
|
['tag']
|
|
>>> summarize_list(elem.findall("section/*"))
|
|
['tag']
|
|
>>> summarize_list(elem.findall("section//*"))
|
|
['tag']
|
|
>>> summarize_list(elem.findall("section/.//*"))
|
|
['tag']
|
|
>>> summarize_list(elem.findall("*/*"))
|
|
['tag']
|
|
>>> summarize_list(elem.findall("*//*"))
|
|
['tag']
|
|
>>> summarize_list(elem.findall("*/tag"))
|
|
['tag']
|
|
>>> summarize_list(elem.findall("*/./tag"))
|
|
['tag']
|
|
>>> summarize_list(elem.findall("./tag"))
|
|
['tag', 'tag']
|
|
>>> summarize_list(elem.findall(".//tag"))
|
|
['tag', 'tag', 'tag']
|
|
>>> summarize_list(elem.findall("././tag"))
|
|
['tag', 'tag']
|
|
>>> summarize_list(ET.ElementTree(elem).findall("/tag"))
|
|
['tag', 'tag']
|
|
>>> summarize_list(ET.ElementTree(elem).findall("./tag"))
|
|
['tag', 'tag']
|
|
>>> elem = ET.XML(SAMPLE_XML_NS)
|
|
>>> summarize_list(elem.findall("tag"))
|
|
[]
|
|
>>> summarize_list(elem.findall("{http://effbot.org/ns}tag"))
|
|
['{http://effbot.org/ns}tag', '{http://effbot.org/ns}tag']
|
|
>>> summarize_list(elem.findall(".//{http://effbot.org/ns}tag"))
|
|
['{http://effbot.org/ns}tag', '{http://effbot.org/ns}tag', '{http://effbot.org/ns}tag']
|
|
"""
|
|
|
|
def parseliteral():
|
|
r"""
|
|
|
|
>>> from xml.etree import ElementTree as ET
|
|
|
|
>>> element = ET.XML("<html><body>text</body></html>")
|
|
>>> ET.ElementTree(element).write(sys.stdout)
|
|
<html><body>text</body></html>
|
|
>>> element = ET.fromstring("<html><body>text</body></html>")
|
|
>>> ET.ElementTree(element).write(sys.stdout)
|
|
<html><body>text</body></html>
|
|
>>> print ET.tostring(element)
|
|
<html><body>text</body></html>
|
|
>>> print ET.tostring(element, "ascii")
|
|
<?xml version='1.0' encoding='ascii'?>
|
|
<html><body>text</body></html>
|
|
>>> _, ids = ET.XMLID("<html><body>text</body></html>")
|
|
>>> len(ids)
|
|
0
|
|
>>> _, ids = ET.XMLID("<html><body id='body'>text</body></html>")
|
|
>>> len(ids)
|
|
1
|
|
>>> ids["body"].tag
|
|
'body'
|
|
"""
|
|
|
|
|
|
def check_encoding(ET, encoding):
|
|
"""
|
|
>>> from xml.etree import ElementTree as ET
|
|
|
|
>>> check_encoding(ET, "ascii")
|
|
>>> check_encoding(ET, "us-ascii")
|
|
>>> check_encoding(ET, "iso-8859-1")
|
|
>>> check_encoding(ET, "iso-8859-15")
|
|
>>> check_encoding(ET, "cp437")
|
|
>>> check_encoding(ET, "mac-roman")
|
|
"""
|
|
ET.XML("<?xml version='1.0' encoding='%s'?><xml />" % encoding)
|
|
|
|
def processinginstruction():
|
|
"""
|
|
Test ProcessingInstruction directly
|
|
|
|
>>> from xml.etree import ElementTree as ET
|
|
|
|
>>> ET.tostring(ET.ProcessingInstruction('test', 'instruction'))
|
|
'<?test instruction?>'
|
|
>>> ET.tostring(ET.PI('test', 'instruction'))
|
|
'<?test instruction?>'
|
|
|
|
Issue #2746
|
|
|
|
>>> ET.tostring(ET.PI('test', '<testing&>'))
|
|
'<?test <testing&>?>'
|
|
|
|
"""
|
|
|
|
#
|
|
# xinclude tests (samples from appendix C of the xinclude specification)
|
|
|
|
XINCLUDE = {}
|
|
|
|
XINCLUDE["C1.xml"] = """\
|
|
<?xml version='1.0'?>
|
|
<document xmlns:xi="http://www.w3.org/2001/XInclude">
|
|
<p>120 Mz is adequate for an average home user.</p>
|
|
<xi:include href="disclaimer.xml"/>
|
|
</document>
|
|
"""
|
|
|
|
XINCLUDE["disclaimer.xml"] = """\
|
|
<?xml version='1.0'?>
|
|
<disclaimer>
|
|
<p>The opinions represented herein represent those of the individual
|
|
and should not be interpreted as official policy endorsed by this
|
|
organization.</p>
|
|
</disclaimer>
|
|
"""
|
|
|
|
XINCLUDE["C2.xml"] = """\
|
|
<?xml version='1.0'?>
|
|
<document xmlns:xi="http://www.w3.org/2001/XInclude">
|
|
<p>This document has been accessed
|
|
<xi:include href="count.txt" parse="text"/> times.</p>
|
|
</document>
|
|
"""
|
|
|
|
XINCLUDE["count.txt"] = "324387"
|
|
|
|
XINCLUDE["C3.xml"] = """\
|
|
<?xml version='1.0'?>
|
|
<document xmlns:xi="http://www.w3.org/2001/XInclude">
|
|
<p>The following is the source of the "data.xml" resource:</p>
|
|
<example><xi:include href="data.xml" parse="text"/></example>
|
|
</document>
|
|
"""
|
|
|
|
XINCLUDE["data.xml"] = """\
|
|
<?xml version='1.0'?>
|
|
<data>
|
|
<item><![CDATA[Brooks & Shields]]></item>
|
|
</data>
|
|
"""
|
|
|
|
XINCLUDE["C5.xml"] = """\
|
|
<?xml version='1.0'?>
|
|
<div xmlns:xi="http://www.w3.org/2001/XInclude">
|
|
<xi:include href="example.txt" parse="text">
|
|
<xi:fallback>
|
|
<xi:include href="fallback-example.txt" parse="text">
|
|
<xi:fallback><a href="mailto:bob@example.org">Report error</a></xi:fallback>
|
|
</xi:include>
|
|
</xi:fallback>
|
|
</xi:include>
|
|
</div>
|
|
"""
|
|
|
|
XINCLUDE["default.xml"] = """\
|
|
<?xml version='1.0'?>
|
|
<document xmlns:xi="http://www.w3.org/2001/XInclude">
|
|
<p>Example.</p>
|
|
<xi:include href="samples/simple.xml"/>
|
|
</document>
|
|
"""
|
|
|
|
def xinclude_loader(href, parse="xml", encoding=None):
|
|
try:
|
|
data = XINCLUDE[href]
|
|
except KeyError:
|
|
raise IOError("resource not found")
|
|
if parse == "xml":
|
|
from xml.etree.ElementTree import XML
|
|
return XML(data)
|
|
return data
|
|
|
|
def xinclude():
|
|
r"""
|
|
Basic inclusion example (XInclude C.1)
|
|
|
|
>>> from xml.etree import ElementTree as ET
|
|
>>> from xml.etree import ElementInclude
|
|
|
|
>>> document = xinclude_loader("C1.xml")
|
|
>>> ElementInclude.include(document, xinclude_loader)
|
|
>>> print serialize(ET, document) # C1
|
|
<document>
|
|
<p>120 Mz is adequate for an average home user.</p>
|
|
<disclaimer>
|
|
<p>The opinions represented herein represent those of the individual
|
|
and should not be interpreted as official policy endorsed by this
|
|
organization.</p>
|
|
</disclaimer>
|
|
</document>
|
|
|
|
Textual inclusion example (XInclude C.2)
|
|
|
|
>>> document = xinclude_loader("C2.xml")
|
|
>>> ElementInclude.include(document, xinclude_loader)
|
|
>>> print serialize(ET, document) # C2
|
|
<document>
|
|
<p>This document has been accessed
|
|
324387 times.</p>
|
|
</document>
|
|
|
|
Textual inclusion of XML example (XInclude C.3)
|
|
|
|
>>> document = xinclude_loader("C3.xml")
|
|
>>> ElementInclude.include(document, xinclude_loader)
|
|
>>> print serialize(ET, document) # C3
|
|
<document>
|
|
<p>The following is the source of the "data.xml" resource:</p>
|
|
<example><?xml version='1.0'?>
|
|
<data>
|
|
<item><![CDATA[Brooks & Shields]]></item>
|
|
</data>
|
|
</example>
|
|
</document>
|
|
|
|
Fallback example (XInclude C.5)
|
|
Note! Fallback support is not yet implemented
|
|
|
|
>>> document = xinclude_loader("C5.xml")
|
|
>>> ElementInclude.include(document, xinclude_loader)
|
|
Traceback (most recent call last):
|
|
IOError: resource not found
|
|
>>> # print serialize(ET, document) # C5
|
|
|
|
"""
|
|
|
|
def test_main():
|
|
from test import test_xml_etree
|
|
test_support.run_doctest(test_xml_etree, verbosity=True)
|
|
|
|
if __name__ == '__main__':
|
|
test_main()
|