def test_root(self):
doc = xml.dom.minidom.parseString("""
<doc><a><b><context /></b></a></doc>
""").documentElement
node = xpath.findnode('//context', doc)
result = xpath.find('/', node)
self.failUnlessEqual([x.nodeType for x in result],
[xml.dom.Node.DOCUMENT_NODE])
def test_self(self):
doc = xml.dom.minidom.parseString("""
<doc>
<para />
</doc>
""").documentElement
para_node = xpath.findnode('para', doc)
self.failUnlessEqual(len(xpath.find('self::para', doc)), 0)
self.failUnlessEqual(len(xpath.find('self::para', para_node)), 1)
def test_root_descendant(self):
doc = xml.dom.minidom.parseString("""
<doc>
<para id="1"><context /></para>
<para id="2" />
</doc>
""").documentElement
node = xpath.findnode('//context', doc)
result = xpath.find('/descendant::para', node)
self.failUnlessEqual([x.getAttribute("id") for x in result],
["1", "2"])
def test_previous_sibling(self):
doc = xml.dom.minidom.parseString("""
<doc>
<chapter id="1" /><chapter id="2" />
<context />
<chapter id="3" /><chapter id="4" />
</doc>
""").documentElement
node = xpath.findnode('//context', doc)
result = xpath.find('preceding-sibling::chapter[position()=1]', node)
self.failUnlessEqual([x.getAttribute("id") for x in result],
["2"])
def test_parent_attr(self):
doc = xml.dom.minidom.parseString("""
<doc id="0">
<chapter id="1" lang="en">
<item id="2" />
<item id="3"><subitem id="4" /></item>
</chapter>
</doc>
""").documentElement
node = xpath.findnode('//item[@id="3"]', doc)
result = xpath.find('../@lang', node)
self.failUnlessEqual([x.value for x in result],
["en"])
def test_parent(self):
doc = xml.dom.minidom.parseString("""
<doc id="0">
<chapter id="1">
<item id="2" />
<item id="3"><subitem id="4" /></item>
</chapter>
</doc>
""").documentElement
node = xpath.findnode('//item[@id="3"]', doc)
result = xpath.find('..', node)
self.failUnlessEqual([x.getAttribute("id") for x in result],
["1"])
def test_relative_descendant_or_self(self):
doc = xml.dom.minidom.parseString("""
<para id="0">
<div id="1" />
<para id="2">
<para id="3" />
</para>
</para>
""").documentElement
node = xpath.findnode('//para[@id="2"]', doc)
result = xpath.find('.//para', node)
self.failUnlessEqual([x.getAttribute("id") for x in result],
["3"])
def test_ancestor_or_self(self):
doc = xml.dom.minidom.parseString("""
<doc>
<div id="1">
<div id="2" />
<div id="3" />
</div>
<div id="4" />
</doc>
""").documentElement
node = xpath.findnode('//div[@id="3"]', doc)
result = xpath.find('ancestor-or-self::div', node)
self.failUnlessEqual([x.getAttribute("id") for x in result],
["1", "3"])
def test_olist_item(self):
doc = xml.dom.minidom.parseString("""
<doc>
<item id="1">
<context />
<olist><item id="2" /></olist>
</item>
<olist><item id="3" /></olist>
</doc>
""").documentElement
node = xpath.findnode('//context', doc)
result = xpath.find('/descendant::olist/child::item', node)
self.failUnlessEqual([x.getAttribute("id") for x in result],
["2", "3"])
def test_partition(self):
"""Test that the ancestor, descendant, following, preceding, and
self axes partition the document.
"""
a = xpath.find('//*', self.doc)
a.sort()
b = []
node = xpath.findnode('//*[@id="2.2"]', self.doc)
for axis in ('ancestor','descendant','following','preceding','self'):
b.extend(xpath.find('%s::*' % axis, node))
b.sort()
self.failUnlessEqual(a, b)
