mirror of https://github.com/python/cpython
221 lines
5.7 KiB
Python
221 lines
5.7 KiB
Python
# xml.etree test for cElementTree
|
|
|
|
import doctest
|
|
import sys
|
|
|
|
from test import support
|
|
|
|
from xml.etree import cElementTree as ET
|
|
|
|
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 cElementTree
|
|
"""
|
|
|
|
def check_method(method):
|
|
if not hasattr(method, '__call__'):
|
|
print(method, "not callable")
|
|
|
|
def serialize(ET, elem):
|
|
import io
|
|
file = io.StringIO()
|
|
tree = ET.ElementTree(elem)
|
|
tree.write(file)
|
|
return file.getvalue()
|
|
|
|
def summarize(elem):
|
|
return elem.tag
|
|
|
|
def summarize_list(seq):
|
|
return list(map(summarize, seq))
|
|
|
|
def interface():
|
|
"""
|
|
Test element tree interface.
|
|
|
|
>>> 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).
|
|
|
|
>>> 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"""
|
|
|
|
>>> 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(repr(ET.tostring(element, "ascii")))
|
|
b"<?xml version='1.0' encoding='ascii'?>\n<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(encoding):
|
|
"""
|
|
>>> check_encoding("ascii")
|
|
>>> check_encoding("us-ascii")
|
|
>>> check_encoding("iso-8859-1")
|
|
>>> check_encoding("iso-8859-15")
|
|
>>> check_encoding("cp437")
|
|
>>> check_encoding("mac-roman")
|
|
"""
|
|
ET.XML(
|
|
"<?xml version='1.0' encoding='%s'?><xml />" % encoding
|
|
)
|
|
|
|
def bug_1534630():
|
|
"""
|
|
>>> bob = ET.TreeBuilder()
|
|
>>> e = bob.data("data")
|
|
>>> e = bob.start("tag", {})
|
|
>>> e = bob.end("tag")
|
|
>>> e = bob.close()
|
|
>>> serialize(ET, e)
|
|
'<tag />'
|
|
"""
|
|
|
|
def test_main():
|
|
from test import test_xml_etree_c
|
|
support.run_doctest(test_xml_etree_c, verbosity=True)
|
|
|
|
if __name__ == '__main__':
|
|
test_main()
|