text: # -*- coding: utf-8  -*-
  #
  # Copyright (C) 2012-2014 Ben Kurtovic <ben.kurtovic@gmail.com>
  #
  # Permission is hereby granted, free of charge, to any person obtaining a copy
  # of this software and associated documentation files (the "Software"), to deal
  # in the Software without restriction, including without limitation the rights
  # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  # copies of the Software, and to permit persons to whom the Software is
  # furnished to do so, subject to the following conditions:
  #
  # The above copyright notice and this permission notice shall be included in
  # all copies or substantial portions of the Software.
  #
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  # SOFTWARE.
  
  from __future__ import unicode_literals
  
  try:
      import unittest2 as unittest
  except ImportError:
      import unittest
  
  from mwparserfromhell.compat import str
  from mwparserfromhell.nodes import Tag, Template, Text
  from mwparserfromhell.nodes.extras import Attribute
  from ._test_tree_equality import TreeEqualityTestCase, wrap, wraptext
  
  agen = lambda name, value: Attribute(wraptext(name), wraptext(value))
  agennv = lambda name: Attribute(wraptext(name))
  agennq = lambda name, value: Attribute(wraptext(name), wraptext(value), None)
  agenp = lambda name, v, a, b, c: Attribute(wraptext(name), v, '"', a, b, c)
  agenpnv = lambda name, a, b, c: Attribute(wraptext(name), None, '"', a, b, c)
  
  class TestTag(TreeEqualityTestCase):
      """Test cases for the Tag node."""
  
      def test_unicode(self):
          """test Tag.__unicode__()"""
          node1 = Tag(wraptext("ref"))
          node2 = Tag(wraptext("span"), wraptext("foo"),
                      [agen("style", "color: red;")])
          node3 = Tag(wraptext("ref"),
                      attrs=[agennq("name", "foo"),
                             agenpnv("some_attr", "   ", "", "")],
                      self_closing=True)
          node4 = Tag(wraptext("br"), self_closing=True, padding=" ")
          node5 = Tag(wraptext("br"), self_closing=True, implicit=True)
          node6 = Tag(wraptext("br"), self_closing=True, invalid=True,
                      implicit=True)
          node7 = Tag(wraptext("br"), self_closing=True, invalid=True,
                      padding=" ")
          node8 = Tag(wraptext("hr"), wiki_markup="----", self_closing=True)
          node9 = Tag(wraptext("i"), wraptext("italics!"), wiki_markup="''")
  
          self.assertEqual("<ref></ref>", str(node1))
          self.assertEqual('<span style="color: red;">foo</span>', str(node2))
          self.assertEqual("<ref name=foo   some_attr/>", str(node3))
          self.assertEqual("<br />", str(node4))
          self.assertEqual("<br>", str(node5))
          self.assertEqual("</br>", str(node6))
          self.assertEqual("</br />", str(node7))
          self.assertEqual("----", str(node8))
          self.assertEqual("''italics!''", str(node9))
  
      def test_children(self):
          """test Tag.__children__()"""
          # <ref>foobar</ref>
          node1 = Tag(wraptext("ref"), wraptext("foobar"))
          # '''bold text'''
          node2 = Tag(wraptext("b"), wraptext("bold text"), wiki_markup="'''")
          # <img id="foo" class="bar" selected />
          node3 = Tag(wraptext("img"),
                      attrs=[agen("id", "foo"), agen("class", "bar"),
                             agennv("selected")],
                      self_closing=True, padding=" ")
  
          gen1 = node1.__children__()
          gen2 = node2.__children__()
          gen3 = node3.__children__()
          self.assertEqual(node1.tag, next(gen1))
          self.assertEqual(node3.tag, next(gen3))
          self.assertEqual(node3.attributes[0].name, next(gen3))
          self.assertEqual(node3.attributes[0].value, next(gen3))
          self.assertEqual(node3.attributes[1].name, next(gen3))
          self.assertEqual(node3.attributes[1].value, next(gen3))
          self.assertEqual(node3.attributes[2].name, next(gen3))
          self.assertEqual(node1.contents, next(gen1))
          self.assertEqual(node2.contents, next(gen2))
          self.assertEqual(node1.closing_tag, next(gen1))
          self.assertRaises(StopIteration, next, gen1)
          self.assertRaises(StopIteration, next, gen2)
          self.assertRaises(StopIteration, next, gen3)
  
      def test_strip(self):
          """test Tag.__strip__()"""
          node1 = Tag(wraptext("i"), wraptext("foobar"))
          node2 = Tag(wraptext("math"), wraptext("foobar"))
          node3 = Tag(wraptext("br"), self_closing=True)
          for a in (True, False):
              for b in (True, False):
                  self.assertEqual("foobar", node1.__strip__(a, b))
                  self.assertEqual(None, node2.__strip__(a, b))
                  self.assertEqual(None, node3.__strip__(a, b))
  
      def test_showtree(self):
          """test Tag.__showtree__()"""
          output = []
          getter, marker = object(), object()
          get = lambda code: output.append((getter, code))
          mark = lambda: output.append(marker)
          node1 = Tag(wraptext("ref"), wraptext("text"),
                      [agen("name", "foo"), agennv("selected")])
          node2 = Tag(wraptext("br"), self_closing=True, padding=" ")
          node3 = Tag(wraptext("br"), self_closing=True, invalid=True,
                      implicit=True, padding=" ")
          node1.__showtree__(output.append, get, mark)
          node2.__showtree__(output.append, get, mark)
          node3.__showtree__(output.append, get, mark)
          valid = [
              "<", (getter, node1.tag), (getter, node1.attributes[0].name),
              "    = ", marker, (getter, node1.attributes[0].value),
              (getter, node1.attributes[1].name), ">", (getter, node1.contents),
              "</", (getter, node1.closing_tag), ">", "<", (getter, node2.tag),
              "/>", "</", (getter, node3.tag), ">"]
          self.assertEqual(valid, output)
  
      def test_tag(self):
          """test getter/setter for the tag attribute"""
          tag = wraptext("ref")
          node = Tag(tag, wraptext("text"))
          self.assertIs(tag, node.tag)
          self.assertIs(tag, node.closing_tag)
          node.tag = "span"
          self.assertWikicodeEqual(wraptext("span"), node.tag)
          self.assertWikicodeEqual(wraptext("span"), node.closing_tag)
          self.assertEqual("<span>text</span>", node)
  
      def test_contents(self):
          """test getter/setter for the contents attribute"""
          contents = wraptext("text")
          node = Tag(wraptext("ref"), contents)
          self.assertIs(contents, node.contents)
          node.contents = "text and a {{template}}"
          parsed = wrap([Text("text and a "), Template(wraptext("template"))])
          self.assertWikicodeEqual(parsed, node.contents)
          self.assertEqual("<ref>text and a {{template}}</ref>", node)
  
      def test_attributes(self):
          """test getter for the attributes attribute"""
          attrs = [agen("name", "bar")]
          node1 = Tag(wraptext("ref"), wraptext("foo"))
          node2 = Tag(wraptext("ref"), wraptext("foo"), attrs)
          self.assertEqual([], node1.attributes)
          self.assertIs(attrs, node2.attributes)
  
      def test_wiki_markup(self):
          """test getter/setter for the wiki_markup attribute"""
          node = Tag(wraptext("i"), wraptext("italic text"))
          self.assertIs(None, node.wiki_markup)
          node.wiki_markup = "''"
          self.assertEqual("''", node.wiki_markup)
          self.assertEqual("''italic text''", node)
          node.wiki_markup = False
          self.assertFalse(node.wiki_markup)
          self.assertEqual("<i>italic text</i>", node)
  
      def test_self_closing(self):
          """test getter/setter for the self_closing attribute"""
          node = Tag(wraptext("ref"), wraptext("foobar"))
          self.assertFalse(node.self_closing)
          node.self_closing = True
          self.assertTrue(node.self_closing)
          self.assertEqual("<ref/>", node)
          node.self_closing = 0
          self.assertFalse(node.self_closing)
          self.assertEqual("<ref>foobar</ref>", node)
  
      def test_invalid(self):
          """test getter/setter for the invalid attribute"""
          node = Tag(wraptext("br"), self_closing=True, implicit=True)
          self.assertFalse(node.invalid)
          node.invalid = True
          self.assertTrue(node.invalid)
          self.assertEqual("</br>", node)
          node.invalid = 0
          self.assertFalse(node.invalid)
          self.assertEqual("<br>", node)
  
      def test_implicit(self):
          """test getter/setter for the implicit attribute"""
          node = Tag(wraptext("br"), self_closing=True)
          self.assertFalse(node.implicit)
          node.implicit = True
          self.assertTrue(node.implicit)
          self.assertEqual("<br>", node)
          node.implicit = 0
          self.assertFalse(node.implicit)
          self.assertEqual("<br/>", node)
  
      def test_padding(self):
          """test getter/setter for the padding attribute"""
          node = Tag(wraptext("ref"), wraptext("foobar"))
          self.assertEqual("", node.padding)
          node.padding = "  "
          self.assertEqual("  ", node.padding)
          self.assertEqual("<ref  >foobar</ref>", node)
          node.padding = None
          self.assertEqual("", node.padding)
          self.assertEqual("<ref>foobar</ref>", node)
          self.assertRaises(ValueError, setattr, node, "padding", True)
  
      def test_closing_tag(self):
          """test getter/setter for the closing_tag attribute"""
          tag = wraptext("ref")
          node = Tag(tag, wraptext("foobar"))
          self.assertIs(tag, node.closing_tag)
          node.closing_tag = "ref {{ignore me}}"
          parsed = wrap([Text("ref "), Template(wraptext("ignore me"))])
          self.assertWikicodeEqual(parsed, node.closing_tag)
          self.assertEqual("<ref>foobar</ref {{ignore me}}>", node)
  
      def test_wiki_style_separator(self):
          """test getter/setter for wiki_style_separator attribute"""
          node = Tag(wraptext("table"), wraptext("\n"))
          self.assertIs(None, node.wiki_style_separator)
          node.wiki_style_separator = "|"
          self.assertEqual("|", node.wiki_style_separator)
          node.wiki_markup = "{"
          self.assertEqual("{|\n{", node)
          node2 = Tag(wraptext("table"), wraptext("\n"), wiki_style_separator="|")
          self.assertEqual("|", node.wiki_style_separator)
  
      def test_closing_wiki_markup(self):
          """test getter/setter for closing_wiki_markup attribute"""
          node = Tag(wraptext("table"), wraptext("\n"))
          self.assertIs(None, node.closing_wiki_markup)
          node.wiki_markup = "{|"
          self.assertEqual("{|", node.closing_wiki_markup)
          node.closing_wiki_markup = "|}"
          self.assertEqual("|}", node.closing_wiki_markup)
          self.assertEqual("{|\n|}", node)
          node.wiki_markup = "!!"
          self.assertEqual("|}", node.closing_wiki_markup)
          self.assertEqual("!!\n|}", node)
          node.wiki_markup = False
          self.assertFalse(node.closing_wiki_markup)
          self.assertEqual("<table>\n</table>", node)
          node2 = Tag(wraptext("table"), wraptext("\n"),
                      attrs=[agen("id", "foo")], wiki_markup="{|",
                      closing_wiki_markup="|}")
          self.assertEqual("|}", node2.closing_wiki_markup)
          self.assertEqual('{| id="foo"\n|}', node2)
  
      def test_has(self):
          """test Tag.has()"""
          node = Tag(wraptext("ref"), wraptext("cite"), [agen("name", "foo")])
          self.assertTrue(node.has("name"))
          self.assertTrue(node.has("  name  "))
          self.assertTrue(node.has(wraptext("name")))
          self.assertFalse(node.has("Name"))
          self.assertFalse(node.has("foo"))
  
          attrs = [agen("id", "foo"), agenp("class", "bar", "  ", "\n", "\n"),
                   agen("foo", "bar"), agenpnv("foo", " ", "  \n ", " \t")]
          node2 = Tag(wraptext("div"), attrs=attrs, self_closing=True)
          self.assertTrue(node2.has("id"))
          self.assertTrue(node2.has("class"))
          self.assertTrue(node2.has(attrs[1].pad_first + str(attrs[1].name) +
                                    attrs[1].pad_before_eq))
          self.assertTrue(node2.has(attrs[3]))
          self.assertTrue(node2.has(str(attrs[3])))
          self.assertFalse(node2.has("idclass"))
          self.assertFalse(node2.has("id class"))
          self.assertFalse(node2.has("id=foo"))
  
      def test_get(self):
          """test Tag.get()"""
          attrs = [agen("name", "foo")]
          node = Tag(wraptext("ref"), wraptext("cite"), attrs)
          self.assertIs(attrs[0], node.get("name"))
          self.assertIs(attrs[0], node.get("  name  "))
          self.assertIs(attrs[0], node.get(wraptext("name")))
          self.assertRaises(ValueError, node.get, "Name")
          self.assertRaises(ValueError, node.get, "foo")
  
          attrs = [agen("id", "foo"), agenp("class", "bar", "  ", "\n", "\n"),
                   agen("foo", "bar"), agenpnv("foo", " ", "  \n ", " \t")]
          node2 = Tag(wraptext("div"), attrs=attrs, self_closing=True)
          self.assertIs(attrs[0], node2.get("id"))
          self.assertIs(attrs[1], node2.get("class"))
          self.assertIs(attrs[1], node2.get(
              attrs[1].pad_first + str(attrs[1].name) + attrs[1].pad_before_eq))
          self.assertIs(attrs[3], node2.get(attrs[3]))
          self.assertIs(attrs[3], node2.get(str(attrs[3])))
          self.assertIs(attrs[3], node2.get(" foo"))
          self.assertRaises(ValueError, node2.get, "idclass")
          self.assertRaises(ValueError, node2.get, "id class")
          self.assertRaises(ValueError, node2.get, "id=foo")
  
      def test_add(self):
          """test Tag.add()"""
          node = Tag(wraptext("ref"), wraptext("cite"))
          node.add("name", "value")
          node.add("name", "value", quotes=None)
          node.add("name", "value", quotes="'")
          node.add("name")
          node.add(1, False)
          node.add("style", "{{foobar}}")
          node.add("name", "value", '"', "\n", " ", "   ")
          attr1 = ' name="value"'
          attr2 = " name=value"
          attr3 = " name='value'"
          attr4 = " name"
          attr5 = ' 1="False"'
          attr6 = ' style="{{foobar}}"'
          attr7 = '\nname =   "value"'
          self.assertEqual(attr1, node.attributes[0])
          self.assertEqual(attr2, node.attributes[1])
          self.assertEqual(attr3, node.attributes[2])
          self.assertEqual(attr4, node.attributes[3])
          self.assertEqual(attr5, node.attributes[4])
          self.assertEqual(attr6, node.attributes[5])
          self.assertEqual(attr7, node.attributes[6])
          self.assertEqual(attr7, node.get("name"))
          self.assertWikicodeEqual(wrap([Template(wraptext("foobar"))]),
                                   node.attributes[5].value)
          self.assertEqual("".join(("<ref", attr1, attr2, attr3, attr4, attr5,
                                    attr6, attr7, ">cite</ref>")), node)
          self.assertRaises(ValueError, node.add, "name", "foo", quotes="bar")
          self.assertRaises(ValueError, node.add, "name", "a bc d", quotes=None)
  
      def test_remove(self):
          """test Tag.remove()"""
          attrs = [agen("id", "foo"), agenp("class", "bar", "  ", "\n", "\n"),
                   agen("foo", "bar"), agenpnv("foo", " ", "  \n ", " \t")]
          node = Tag(wraptext("div"), attrs=attrs, self_closing=True)
          node.remove("class")
          self.assertEqual('<div id="foo" foo="bar" foo  \n />', node)
          node.remove("foo")
          self.assertEqual('<div id="foo"/>', node)
          self.assertRaises(ValueError, node.remove, "foo")
          node.remove("id")
          self.assertEqual('<div/>', node)
  
  if __name__ == "__main__":
      unittest.main(verbosity=2)
  