Python dom.appendChild方法代码示例

# 需要导入模块: from xml import dom [as 别名]
# 或者: from xml.dom import appendChild [as 别名]
def testLegalChildren(self):
        dom = Document()
        elem = dom.createElement('element')
        text = dom.createTextNode('text')
        self.assertRaises(xml.dom.HierarchyRequestErr, dom.appendChild, text)

        dom.appendChild(elem)
        self.assertRaises(xml.dom.HierarchyRequestErr, dom.insertBefore, text,
                          elem)
        self.assertRaises(xml.dom.HierarchyRequestErr, dom.replaceChild, text,
                          elem)

        nodemap = elem.attributes
        self.assertRaises(xml.dom.HierarchyRequestErr, nodemap.setNamedItem,
                          text)
        self.assertRaises(xml.dom.HierarchyRequestErr, nodemap.setNamedItemNS,
                          text)

        elem.appendChild(text)
        dom.unlink() 

# 需要导入模块: from xml import dom [as 别名]
# 或者: from xml.dom import appendChild [as 别名]
def testAddAttr(self):
        dom = Document()
        child = dom.appendChild(dom.createElement("abc"))

        child.setAttribute("def", "ghi")
        self.confirm(child.getAttribute("def") == "ghi")
        self.confirm(child.attributes["def"].value == "ghi")

        child.setAttribute("jkl", "mno")
        self.confirm(child.getAttribute("jkl") == "mno")
        self.confirm(child.attributes["jkl"].value == "mno")

        self.confirm(len(child.attributes) == 2)

        child.setAttribute("def", "newval")
        self.confirm(child.getAttribute("def") == "newval")
        self.confirm(child.attributes["def"].value == "newval")

        self.confirm(len(child.attributes) == 2)
        dom.unlink() 

# 需要导入模块: from xml import dom [as 别名]
# 或者: from xml.dom import appendChild [as 别名]
def testNormalizeCombineAndNextSibling(self):
        doc = parseString("<doc/>")
        root = doc.documentElement
        root.appendChild(doc.createTextNode("first"))
        root.appendChild(doc.createTextNode("second"))
        root.appendChild(doc.createElement("i"))
        self.confirm(len(root.childNodes) == 3
                and root.childNodes.length == 3,
                "testNormalizeCombineAndNextSibling -- preparation")
        doc.normalize()
        self.confirm(len(root.childNodes) == 2
                and root.childNodes.length == 2
                and root.firstChild.data == "firstsecond"
                and root.firstChild is not root.lastChild
                and root.firstChild.nextSibling is root.lastChild
                and root.firstChild.previousSibling is None
                and root.lastChild.previousSibling is root.firstChild
                and root.lastChild.nextSibling is None
                , "testNormalizeCombinedAndNextSibling -- result")
        doc.unlink() 

# 需要导入模块: from xml import dom [as 别名]
# 或者: from xml.dom import appendChild [as 别名]
def testNormalizeDeleteWithPrevSibling(self):
        doc = parseString("<doc/>")
        root = doc.documentElement
        root.appendChild(doc.createTextNode("first"))
        root.appendChild(doc.createTextNode(""))
        self.confirm(len(root.childNodes) == 2
                and root.childNodes.length == 2,
                "testNormalizeDeleteWithPrevSibling -- preparation")
        doc.normalize()
        self.confirm(len(root.childNodes) == 1
                and root.childNodes.length == 1
                and root.firstChild.data == "first"
                and root.firstChild is root.lastChild
                and root.firstChild.nextSibling is None
                and root.firstChild.previousSibling is None
                , "testNormalizeDeleteWithPrevSibling -- result")
        doc.unlink() 

# 需要导入模块: from xml import dom [as 别名]
# 或者: from xml.dom import appendChild [as 别名]
def testNormalizeDeleteWithNextSibling(self):
        doc = parseString("<doc/>")
        root = doc.documentElement
        root.appendChild(doc.createTextNode(""))
        root.appendChild(doc.createTextNode("second"))
        self.confirm(len(root.childNodes) == 2
                and root.childNodes.length == 2,
                "testNormalizeDeleteWithNextSibling -- preparation")
        doc.normalize()
        self.confirm(len(root.childNodes) == 1
                and root.childNodes.length == 1
                and root.firstChild.data == "second"
                and root.firstChild is root.lastChild
                and root.firstChild.nextSibling is None
                and root.firstChild.previousSibling is None
                , "testNormalizeDeleteWithNextSibling -- result")
        doc.unlink() 

# 需要导入模块: from xml import dom [as 别名]
# 或者: from xml.dom import appendChild [as 别名]
def testNormalizeDeleteWithTwoNonTextSiblings(self):
        doc = parseString("<doc/>")
        root = doc.documentElement
        root.appendChild(doc.createElement("i"))
        root.appendChild(doc.createTextNode(""))
        root.appendChild(doc.createElement("i"))
        self.confirm(len(root.childNodes) == 3
                and root.childNodes.length == 3,
                "testNormalizeDeleteWithTwoSiblings -- preparation")
        doc.normalize()
        self.confirm(len(root.childNodes) == 2
                and root.childNodes.length == 2
                and root.firstChild is not root.lastChild
                and root.firstChild.nextSibling is root.lastChild
                and root.firstChild.previousSibling is None
                and root.lastChild.previousSibling is root.firstChild
                and root.lastChild.nextSibling is None
                , "testNormalizeDeleteWithTwoSiblings -- result")
        doc.unlink() 

# 需要导入模块: from xml import dom [as 别名]
# 或者: from xml.dom import appendChild [as 别名]
def testNormalizeDeleteAndCombine(self):
        doc = parseString("<doc/>")
        root = doc.documentElement
        root.appendChild(doc.createTextNode(""))
        root.appendChild(doc.createTextNode("second"))
        root.appendChild(doc.createTextNode(""))
        root.appendChild(doc.createTextNode("fourth"))
        root.appendChild(doc.createTextNode(""))
        self.confirm(len(root.childNodes) == 5
                and root.childNodes.length == 5,
                "testNormalizeDeleteAndCombine -- preparation")
        doc.normalize()
        self.confirm(len(root.childNodes) == 1
                and root.childNodes.length == 1
                and root.firstChild is root.lastChild
                and root.firstChild.data == "secondfourth"
                and root.firstChild.previousSibling is None
                and root.firstChild.nextSibling is None
                , "testNormalizeDeleteAndCombine -- result")
        doc.unlink() 

# 需要导入模块: from xml import dom [as 别名]
# 或者: from xml.dom import appendChild [as 别名]
def _create_fragment_test_nodes(self):
        dom = parseString("<doc/>")
        orig = dom.createTextNode("original")
        c1 = dom.createTextNode("foo")
        c2 = dom.createTextNode("bar")
        c3 = dom.createTextNode("bat")
        dom.documentElement.appendChild(orig)
        frag = dom.createDocumentFragment()
        frag.appendChild(c1)
        frag.appendChild(c2)
        frag.appendChild(c3)
        return dom, orig, c1, c2, c3, frag 

# 需要导入模块: from xml import dom [as 别名]
# 或者: from xml.dom import appendChild [as 别名]
def testAppendChild(self):
        dom = parse(tstfile)
        dom.documentElement.appendChild(dom.createComment(u"Hello"))
        self.confirm(dom.documentElement.childNodes[-1].nodeName == "#comment")
        self.confirm(dom.documentElement.childNodes[-1].data == "Hello")
        dom.unlink() 

# 需要导入模块: from xml import dom [as 别名]
# 或者: from xml.dom import appendChild [as 别名]
def testAppendChildFragment(self):
        dom, orig, c1, c2, c3, frag = self._create_fragment_test_nodes()
        dom.documentElement.appendChild(frag)
        self.confirm(tuple(dom.documentElement.childNodes) ==
                     (orig, c1, c2, c3),
                     "appendChild(<fragment>)")
        frag.unlink()
        dom.unlink() 

# 需要导入模块: from xml import dom [as 别名]
# 或者: from xml.dom import appendChild [as 别名]
def testNonZero(self):
        dom = parse(tstfile)
        self.confirm(dom)# should not be zero
        dom.appendChild(dom.createComment("foo"))
        self.confirm(not dom.childNodes[-1].childNodes)
        dom.unlink() 

# 需要导入模块: from xml import dom [as 别名]
# 或者: from xml.dom import appendChild [as 别名]
def testDeleteAttr(self):
        dom = Document()
        child = dom.appendChild(dom.createElement("abc"))

        self.confirm(len(child.attributes) == 0)
        child.setAttribute("def", "ghi")
        self.confirm(len(child.attributes) == 1)
        del child.attributes["def"]
        self.confirm(len(child.attributes) == 0)
        dom.unlink() 

# 需要导入模块: from xml import dom [as 别名]
# 或者: from xml.dom import appendChild [as 别名]
def testRemoveAttr(self):
        dom = Document()
        child = dom.appendChild(dom.createElement("abc"))

        child.setAttribute("def", "ghi")
        self.confirm(len(child.attributes) == 1)
        child.removeAttribute("def")
        self.confirm(len(child.attributes) == 0)
        dom.unlink() 

# 需要导入模块: from xml import dom [as 别名]
# 或者: from xml.dom import appendChild [as 别名]
def testRemoveAttrNS(self):
        dom = Document()
        child = dom.appendChild(
                dom.createElementNS("http://www.python.org", "python:abc"))
        child.setAttributeNS("http://www.w3.org", "xmlns:python",
                                                "http://www.python.org")
        child.setAttributeNS("http://www.python.org", "python:abcattr", "foo")
        self.confirm(len(child.attributes) == 2)
        child.removeAttributeNS("http://www.python.org", "abcattr")
        self.confirm(len(child.attributes) == 1)
        dom.unlink()