/usr/lib/python2.7/dist-packages/twisted/words/test/test_xpath.py is in python-twisted-words 14.0.2-3.
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# See LICENSE for details.
from twisted.trial import unittest
import sys, os
from twisted.words.xish.domish import Element
from twisted.words.xish.xpath import XPathQuery
from twisted.words.xish import xpath
class XPathTest(unittest.TestCase):
def setUp(self):
# Build element:
# <foo xmlns='testns' attrib1='value1' attrib3="user@host/resource">
# somecontent
# <bar>
# <foo>
# <gar>DEF</gar>
# </foo>
# </bar>
# somemorecontent
# <bar attrib2="value2">
# <bar>
# <foo/>
# <gar>ABC</gar>
# </bar>
# <bar/>
# <bar attrib4='value4' attrib5='value5'>
# <foo/>
# <gar>JKL</gar>
# </bar>
# <bar attrib4='value4' attrib5='value4'>
# <foo/>
# <gar>MNO</gar>
# </bar>
# <bar attrib4='value4' attrib5='value6'/>
# </foo>
self.e = Element(("testns", "foo"))
self.e["attrib1"] = "value1"
self.e["attrib3"] = "user@host/resource"
self.e.addContent("somecontent")
self.bar1 = self.e.addElement("bar")
self.subfoo = self.bar1.addElement("foo")
self.gar1 = self.subfoo.addElement("gar")
self.gar1.addContent("DEF")
self.e.addContent("somemorecontent")
self.bar2 = self.e.addElement("bar")
self.bar2["attrib2"] = "value2"
self.bar3 = self.bar2.addElement("bar")
self.subfoo2 = self.bar3.addElement("foo")
self.gar2 = self.bar3.addElement("gar")
self.gar2.addContent("ABC")
self.bar4 = self.e.addElement("bar")
self.bar5 = self.e.addElement("bar")
self.bar5["attrib4"] = "value4"
self.bar5["attrib5"] = "value5"
self.subfoo3 = self.bar5.addElement("foo")
self.gar3 = self.bar5.addElement("gar")
self.gar3.addContent("JKL")
self.bar6 = self.e.addElement("bar")
self.bar6["attrib4"] = "value4"
self.bar6["attrib5"] = "value4"
self.subfoo4 = self.bar6.addElement("foo")
self.gar4 = self.bar6.addElement("gar")
self.gar4.addContent("MNO")
self.bar7 = self.e.addElement("bar")
self.bar7["attrib4"] = "value4"
self.bar7["attrib5"] = "value6"
def test_staticMethods(self):
"""
Test basic operation of the static methods.
"""
self.assertEqual(xpath.matches("/foo/bar", self.e),
True)
self.assertEqual(xpath.queryForNodes("/foo/bar", self.e),
[self.bar1, self.bar2, self.bar4,
self.bar5, self.bar6, self.bar7])
self.assertEqual(xpath.queryForString("/foo", self.e),
"somecontent")
self.assertEqual(xpath.queryForStringList("/foo", self.e),
["somecontent", "somemorecontent"])
def test_locationFooBar(self):
"""
Test matching foo with child bar.
"""
xp = XPathQuery("/foo/bar")
self.assertEqual(xp.matches(self.e), 1)
def test_locationFooBarFoo(self):
"""
Test finding foos at the second level.
"""
xp = XPathQuery("/foo/bar/foo")
self.assertEqual(xp.matches(self.e), 1)
self.assertEqual(xp.queryForNodes(self.e), [self.subfoo,
self.subfoo3,
self.subfoo4])
def test_locationNoBar3(self):
"""
Test not finding bar3.
"""
xp = XPathQuery("/foo/bar3")
self.assertEqual(xp.matches(self.e), 0)
def test_locationAllChilds(self):
"""
Test finding childs of foo.
"""
xp = XPathQuery("/foo/*")
self.assertEqual(xp.matches(self.e), True)
self.assertEqual(xp.queryForNodes(self.e), [self.bar1, self.bar2,
self.bar4, self.bar5,
self.bar6, self.bar7])
def test_attribute(self):
"""
Test matching foo with attribute.
"""
xp = XPathQuery("/foo[@attrib1]")
self.assertEqual(xp.matches(self.e), True)
def test_attributeWithValueAny(self):
"""
Test find nodes with attribute having value.
"""
xp = XPathQuery("/foo/*[@attrib2='value2']")
self.assertEqual(xp.matches(self.e), True)
self.assertEqual(xp.queryForNodes(self.e), [self.bar2])
def test_position(self):
"""
Test finding element at position.
"""
xp = XPathQuery("/foo/bar[2]")
self.assertEqual(xp.matches(self.e), 1)
self.assertEqual(xp.queryForNodes(self.e), [self.bar1])
test_position.todo = "XPath queries with position are not working."
def test_namespaceFound(self):
"""
Test matching node with namespace.
"""
xp = XPathQuery("/foo[@xmlns='testns']/bar")
self.assertEqual(xp.matches(self.e), 1)
def test_namespaceNotFound(self):
"""
Test not matching node with wrong namespace.
"""
xp = XPathQuery("/foo[@xmlns='badns']/bar2")
self.assertEqual(xp.matches(self.e), 0)
def test_attributeWithValue(self):
"""
Test matching node with attribute having value.
"""
xp = XPathQuery("/foo[@attrib1='value1']")
self.assertEqual(xp.matches(self.e), 1)
def test_queryForString(self):
"""
Test for queryForString and queryForStringList.
"""
xp = XPathQuery("/foo")
self.assertEqual(xp.queryForString(self.e), "somecontent")
self.assertEqual(xp.queryForStringList(self.e),
["somecontent", "somemorecontent"])
def test_queryForNodes(self):
"""
Test finding nodes.
"""
xp = XPathQuery("/foo/bar")
self.assertEqual(xp.queryForNodes(self.e), [self.bar1, self.bar2,
self.bar4, self.bar5,
self.bar6, self.bar7])
def test_textCondition(self):
"""
Test matching a node with given text.
"""
xp = XPathQuery("/foo[text() = 'somecontent']")
self.assertEqual(xp.matches(self.e), True)
def test_textNotOperator(self):
"""
Test for not operator.
"""
xp = XPathQuery("/foo[not(@nosuchattrib)]")
self.assertEqual(xp.matches(self.e), True)
def test_anyLocationAndText(self):
"""
Test finding any nodes named gar and getting their text contents.
"""
xp = XPathQuery("//gar")
self.assertEqual(xp.matches(self.e), True)
self.assertEqual(xp.queryForNodes(self.e), [self.gar1, self.gar2,
self.gar3, self.gar4])
self.assertEqual(xp.queryForStringList(self.e), ["DEF", "ABC",
"JKL", "MNO"])
def test_anyLocation(self):
"""
Test finding any nodes named bar.
"""
xp = XPathQuery("//bar")
self.assertEqual(xp.matches(self.e), True)
self.assertEqual(xp.queryForNodes(self.e), [self.bar1, self.bar2,
self.bar3, self.bar4,
self.bar5, self.bar6,
self.bar7])
def test_anyLocationQueryForString(self):
"""
L{XPathQuery.queryForString} should raise a L{NotImplementedError}
for any location.
"""
xp = XPathQuery("//bar")
self.assertRaises(NotImplementedError, xp.queryForString, None)
def test_andOperator(self):
"""
Test boolean and operator in condition.
"""
xp = XPathQuery("//bar[@attrib4='value4' and @attrib5='value5']")
self.assertEqual(xp.matches(self.e), True)
self.assertEqual(xp.queryForNodes(self.e), [self.bar5])
def test_orOperator(self):
"""
Test boolean or operator in condition.
"""
xp = XPathQuery("//bar[@attrib5='value4' or @attrib5='value5']")
self.assertEqual(xp.matches(self.e), True)
self.assertEqual(xp.queryForNodes(self.e), [self.bar5, self.bar6])
def test_booleanOperatorsParens(self):
"""
Test multiple boolean operators in condition with parens.
"""
xp = XPathQuery("""//bar[@attrib4='value4' and
(@attrib5='value4' or @attrib5='value6')]""")
self.assertEqual(xp.matches(self.e), True)
self.assertEqual(xp.queryForNodes(self.e), [self.bar6, self.bar7])
def test_booleanOperatorsNoParens(self):
"""
Test multiple boolean operators in condition without parens.
"""
xp = XPathQuery("""//bar[@attrib5='value4' or
@attrib5='value5' or
@attrib5='value6']""")
self.assertEqual(xp.matches(self.e), True)
self.assertEqual(xp.queryForNodes(self.e), [self.bar5, self.bar6, self.bar7])
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