def test_isEqualToNode(self):
"""
L{Document.isEqualToNode} returns C{True} if and only if passed a
L{Document} with the same C{doctype} and C{documentElement}.
"""
# A document is equal to itself
document = microdom.Document()
self.assertTrue(document.isEqualToNode(document))
# A document without a doctype or documentElement is equal to another
# document without a doctype or documentElement.
another = microdom.Document()
self.assertTrue(document.isEqualToNode(another))
# A document with a doctype is not equal to a document without a
# doctype.
document.doctype = self.doctype
self.assertFalse(document.isEqualToNode(another))
# Two documents with the same doctype are equal
another.doctype = self.doctype
self.assertTrue(document.isEqualToNode(another))
# A document with a documentElement is not equal to a document without
# a documentElement
document.appendChild(microdom.Node(object()))
self.assertFalse(document.isEqualToNode(another))
# Two documents with equal documentElements are equal.
another.appendChild(microdom.Node(object()))
self.assertTrue(document.isEqualToNode(another))
# Two documents with documentElements which are not equal are not
# equal.
document.documentElement.appendChild(microdom.Node(object()))
self.assertFalse(document.isEqualToNode(another))
def test_prefixPropagation(self):
"""
Children of prefixed tags respect the default namespace at the point
where they are rendered. Specifically, they are not influenced by the
prefix of their parent as that prefix has no bearing on them.
See U{http://www.w3.org/TR/xml-names/#scoping} for details.
To further clarify the matter, the following::
<root xmlns="http://example.com/ns/test">
<mytag xmlns="http://example.com/ns/mytags">
<mysubtag xmlns="http://example.com/ns/mytags">
<element xmlns="http://example.com/ns/test"></element>
</mysubtag>
</mytag>
</root>
Should become this after all the namespace declarations have been
I{moved up}::
<root xmlns="http://example.com/ns/test"
xmlns:mytags="http://example.com/ns/mytags">
<mytags:mytag>
<mytags:mysubtag>
<element></element>
</mytags:mysubtag>
</mytags:mytag>
</root>
"""
outerNamespace = "http://example.com/outer"
innerNamespace = "http://example.com/inner"
document = microdom.Document()
# creates a root element
root = document.createElement("root", namespace=outerNamespace)
document.appendChild(root)
# Create a child with a specific namespace with a prefix bound to it.
root.addPrefixes({innerNamespace: "inner"})
mytag = document.createElement("mytag",namespace=innerNamespace)
root.appendChild(mytag)
# Create a child of that which has the outer namespace.
mysubtag = document.createElement("mysubtag", namespace=outerNamespace)
mytag.appendChild(mysubtag)
xmlOk = (
'<?xml version="1.0"?>'
'<root xmlns="http://example.com/outer" '
'xmlns:inner="http://example.com/inner">'
'<inner:mytag>'
'<mysubtag></mysubtag>'
'</inner:mytag>'
'</root>'
)
xmlOut = document.toxml()
self.assertEqual(xmlOut, xmlOk)
def test_childRestriction(self):
"""
L{Document.appendChild} raises L{ValueError} if the document already
has a child.
"""
document = microdom.Document()
child = microdom.Node()
another = microdom.Node()
document.appendChild(child)
self.assertRaises(ValueError, document.appendChild, another)
def test_prefixedTags(self):
"""
XML elements with a prefixed name as per upper level tag definition
have a start-tag of C{"<prefix:tag>"} and an end-tag of
C{"</prefix:tag>"}.
Refer to U{http://www.w3.org/TR/xml-names/#ns-using} for details.
"""
outerNamespace = "http://example.com/outer"
innerNamespace = "http://example.com/inner"
document = microdom.Document()
# Create the root in one namespace. Microdom will probably make this
# the default namespace.
root = document.createElement("root", namespace=outerNamespace)
# Give the root some prefixes to use.
root.addPrefixes({innerNamespace: "inner"})
# Append a child to the root from the namespace that prefix is bound
# to.
tag = document.createElement("tag", namespace=innerNamespace)
# Give that tag a child too. This way we test rendering of tags with
# children and without children.
child = document.createElement("child", namespace=innerNamespace)
tag.appendChild(child)
root.appendChild(tag)
document.appendChild(root)
# ok, the xml should appear like this
xmlOk = (
'<?xml version="1.0"?>'
'<root xmlns="http://example.com/outer" '
'xmlns:inner="http://example.com/inner">'
'<inner:tag><inner:child></inner:child></inner:tag>'
'</root>')
xmlOut = document.toxml()
self.assertEqual(xmlOut, xmlOk)
