How to use the mwparserfromhell.nodes.Text function in mwparserfromhell

wraptext = lambda *args: wrap([Text(t) for t in args])

def test_children(self):
        """test Template.__children__()"""
        node2p1 = Parameter(wraptext("1"), wraptext("bar"), showkey=False)
        node2p2 = Parameter(wraptext("abc"), wrap([Text("def"), Text("ghi")]),
                            showkey=True)
        node1 = Template(wraptext("foobar"))
        node2 = Template(wraptext("foo"), [node2p1, node2p2])

        gen1 = node1.__children__()
        gen2 = node2.__children__()
        self.assertEqual(node1.name, next(gen1))
        self.assertEqual(node2.name, next(gen2))
        self.assertEqual(node2.params[0].value, next(gen2))
        self.assertEqual(node2.params[1].name, next(gen2))
        self.assertEqual(node2.params[1].value, next(gen2))
        self.assertRaises(StopIteration, next, gen1)
        self.assertRaises(StopIteration, next, gen2)

def test_value(self):
        """test getter/setter for the value attribute"""
        node = Text("foobar")
        self.assertEqual("foobar", node.value)
        self.assertIsInstance(node.value, str)
        node.value = "héhéhé"
        self.assertEqual("héhéhé", node.value)
        self.assertIsInstance(node.value, str)

def test_integration(self):
        """a test for building a combination of templates together"""
        # {{{{{{{{foo}}bar|baz=biz}}buzz}}usr|{{bin}}}}
        test = [tokens.TemplateOpen(), tokens.TemplateOpen(),
                tokens.TemplateOpen(), tokens.TemplateOpen(),
                tokens.Text(text="foo"), tokens.TemplateClose(),
                tokens.Text(text="bar"), tokens.TemplateParamSeparator(),
                tokens.Text(text="baz"), tokens.TemplateParamEquals(),
                tokens.Text(text="biz"), tokens.TemplateClose(),
                tokens.Text(text="buzz"), tokens.TemplateClose(),
                tokens.Text(text="usr"), tokens.TemplateParamSeparator(),
                tokens.TemplateOpen(), tokens.Text(text="bin"),
                tokens.TemplateClose(), tokens.TemplateClose()]
        valid = wrap(
            [Template(wrap([Template(wrap([Template(wrap([Template(wraptext(
            "foo")), Text("bar")]), params=[Parameter(wraptext("baz"),
            wraptext("biz"))]), Text("buzz")])), Text("usr")]), params=[
            Parameter(wraptext("1"), wrap([Template(wraptext("bin"))]),
            showkey=False)])])
        self.assertWikicodeEqual(valid, self.builder.build(test))

def assertNodeEqual(self, expected, actual):
        """Assert that two Nodes have the same type and have the same data."""
        registry = {
            Argument: self.assertArgumentNodeEqual,
            Comment: self.assertCommentNodeEqual,
            Heading: self.assertHeadingNodeEqual,
            HTMLEntity: self.assertHTMLEntityNodeEqual,
            Tag: self.assertTagNodeEqual,
            Template: self.assertTemplateNodeEqual,
            Text: self.assertTextNodeEqual,
            Wikilink: self.assertWikilinkNodeEqual
        }
        for nodetype in registry:
            if isinstance(expected, nodetype):
                self.assertIsInstance(actual, nodetype)
                registry[nodetype](expected, actual)

def _blank_param_value(value):
        """Remove the content from *value* while keeping its whitespace.

        Replace *value*\\ 's nodes with two text nodes, the first containing
        whitespace from before its content and the second containing whitespace
        from after its content.
        """
        sval = str(value)
        if sval.isspace():
            before, after = "", sval
        else:
            match = re.search(r"^(\s*).*?(\s*)$", sval, FLAGS)
            before, after = match.group(1), match.group(2)
        value.nodes = [Text(before), Text(after)]