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mwparserfromhell
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A Python parser for MediaWiki wikicode https://mwparserfromhell.readthedocs.io/
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mwparserfromhell/tests/test_builder.py

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  1. #

  2. # Copyright (C) 2012-2019 Ben Kurtovic <ben.kurtovic@gmail.com>

  3. #

  4. # Permission is hereby granted, free of charge, to any person obtaining a copy

  5. # of this software and associated documentation files (the "Software"), to deal

  6. # in the Software without restriction, including without limitation the rights

  7. # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

  8. # copies of the Software, and to permit persons to whom the Software is

  9. # furnished to do so, subject to the following conditions:

  10. #

  11. # The above copyright notice and this permission notice shall be included in

  12. # all copies or substantial portions of the Software.

  13. #

  14. # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

  15. # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

  16. # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

  17. # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

  18. # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

  19. # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE

  20. # SOFTWARE.

  21. 

  22. import pytest

  23. 

  24. from mwparserfromhell.nodes import (Argument, Comment, ExternalLink, Heading,

  25.                                     HTMLEntity, Tag, Template, Text, Wikilink)

  26. from mwparserfromhell.nodes.extras import Attribute, Parameter

  27. from mwparserfromhell.parser import tokens, ParserError

  28. from mwparserfromhell.parser.builder import Builder

  29. 

  30. from ._test_tree_equality import TreeEqualityTestCase, wrap, wraptext

  31. 

  32. class TestBuilder(TreeEqualityTestCase):

  33.     """Tests for the builder, which turns tokens into Wikicode objects."""

  34. 

  35.     @pytest.fixture()

  36.     def builder(self):

  37.         return Builder()

  38. 

  39.     @pytest.mark.parametrize("test,valid", [

  40.         ([tokens.Text(text="foobar")], wraptext("foobar")),

  41.         ([tokens.Text(text="fóóbar")], wraptext("fóóbar")),

  42.         ([tokens.Text(text="spam"), tokens.Text(text="eggs")],

  43.          wraptext("spam", "eggs")),

  44.     ])

  45.     def test_text(self, builder, test, valid):

  46.         """tests for building Text nodes"""

  47.         self.assertWikicodeEqual(valid, builder.build(test))

  48. 

  49.     @pytest.mark.parametrize("test,valid", [

  50.         ([tokens.TemplateOpen(), tokens.Text(text="foobar"),

  51.           tokens.TemplateClose()],

  52.          wrap([Template(wraptext("foobar"))])),

  53. 

  54.         ([tokens.TemplateOpen(), tokens.Text(text="spam"),

  55.           tokens.Text(text="eggs"), tokens.TemplateClose()],

  56.          wrap([Template(wraptext("spam", "eggs"))])),

  57. 

  58.         ([tokens.TemplateOpen(), tokens.Text(text="foo"),

  59.           tokens.TemplateParamSeparator(), tokens.Text(text="bar"),

  60.           tokens.TemplateClose()],

  61.          wrap([Template(wraptext("foo"), params=[

  62.              Parameter(wraptext("1"), wraptext("bar"), showkey=False)])])),

  63. 

  64.         ([tokens.TemplateOpen(), tokens.Text(text="foo"),

  65.           tokens.TemplateParamSeparator(), tokens.Text(text="bar"),

  66.           tokens.TemplateParamEquals(), tokens.Text(text="baz"),

  67.           tokens.TemplateClose()],

  68.          wrap([Template(wraptext("foo"), params=[

  69.              Parameter(wraptext("bar"), wraptext("baz"))])])),

  70. 

  71.         ([tokens.TemplateOpen(), tokens.TemplateParamSeparator(),

  72.           tokens.TemplateParamSeparator(), tokens.TemplateParamEquals(),

  73.           tokens.TemplateParamSeparator(), tokens.TemplateClose()],

  74.          wrap([Template(wrap([]), params=[

  75.              Parameter(wraptext("1"), wrap([]), showkey=False),

  76.              Parameter(wrap([]), wrap([]), showkey=True),

  77.              Parameter(wraptext("2"), wrap([]), showkey=False)])])),

  78. 

  79.         ([tokens.TemplateOpen(), tokens.Text(text="foo"),

  80.           tokens.TemplateParamSeparator(), tokens.Text(text="bar"),

  81.           tokens.TemplateParamEquals(), tokens.Text(text="baz"),

  82.           tokens.TemplateParamSeparator(), tokens.Text(text="biz"),

  83.           tokens.TemplateParamSeparator(), tokens.Text(text="buzz"),

  84.           tokens.TemplateParamSeparator(), tokens.Text(text="3"),

  85.           tokens.TemplateParamEquals(), tokens.Text(text="buff"),

  86.           tokens.TemplateParamSeparator(), tokens.Text(text="baff"),

  87.           tokens.TemplateClose()],

  88.          wrap([Template(wraptext("foo"), params=[

  89.              Parameter(wraptext("bar"), wraptext("baz")),

  90.              Parameter(wraptext("1"), wraptext("biz"), showkey=False),

  91.              Parameter(wraptext("2"), wraptext("buzz"), showkey=False),

  92.              Parameter(wraptext("3"), wraptext("buff")),

  93.              Parameter(wraptext("3"), wraptext("baff"),

  94.                        showkey=False)])])),

  95.     ])

  96.     def test_template(self, builder, test, valid):

  97.         """tests for building Template nodes"""

  98.         self.assertWikicodeEqual(valid, builder.build(test))

  99. 

  100.     @pytest.mark.parametrize("test,valid", [

  101.         ([tokens.ArgumentOpen(), tokens.Text(text="foobar"),

  102.           tokens.ArgumentClose()],

  103.          wrap([Argument(wraptext("foobar"))])),

  104. 

  105.         ([tokens.ArgumentOpen(), tokens.Text(text="spam"),

  106.           tokens.Text(text="eggs"), tokens.ArgumentClose()],

  107.          wrap([Argument(wraptext("spam", "eggs"))])),

  108. 

  109.         ([tokens.ArgumentOpen(), tokens.Text(text="foo"),

  110.           tokens.ArgumentSeparator(), tokens.Text(text="bar"),

  111.           tokens.ArgumentClose()],

  112.          wrap([Argument(wraptext("foo"), wraptext("bar"))])),

  113. 

  114.         ([tokens.ArgumentOpen(), tokens.Text(text="foo"),

  115.           tokens.Text(text="bar"), tokens.ArgumentSeparator(),

  116.           tokens.Text(text="baz"), tokens.Text(text="biz"),

  117.           tokens.ArgumentClose()],

  118.          wrap([Argument(wraptext("foo", "bar"), wraptext("baz", "biz"))])),

  119.     ])

  120.     def test_argument(self, builder, test, valid):

  121.         """tests for building Argument nodes"""

  122.         self.assertWikicodeEqual(valid, builder.build(test))

  123. 

  124.     @pytest.mark.parametrize("test,valid", [

  125.         ([tokens.WikilinkOpen(), tokens.Text(text="foobar"),

  126.           tokens.WikilinkClose()],

  127.          wrap([Wikilink(wraptext("foobar"))])),

  128. 

  129.         ([tokens.WikilinkOpen(), tokens.Text(text="spam"),

  130.           tokens.Text(text="eggs"), tokens.WikilinkClose()],

  131.          wrap([Wikilink(wraptext("spam", "eggs"))])),

  132. 

  133.         ([tokens.WikilinkOpen(), tokens.Text(text="foo"),

  134.           tokens.WikilinkSeparator(), tokens.Text(text="bar"),

  135.           tokens.WikilinkClose()],

  136.          wrap([Wikilink(wraptext("foo"), wraptext("bar"))])),

  137. 

  138.         ([tokens.WikilinkOpen(), tokens.Text(text="foo"),

  139.           tokens.Text(text="bar"), tokens.WikilinkSeparator(),

  140.           tokens.Text(text="baz"), tokens.Text(text="biz"),

  141.           tokens.WikilinkClose()],

  142.          wrap([Wikilink(wraptext("foo", "bar"), wraptext("baz", "biz"))])),

  143.     ])

  144.     def test_wikilink(self, builder, test, valid):

  145.         """tests for building Wikilink nodes"""

  146.         self.assertWikicodeEqual(valid, builder.build(test))

  147. 

  148.     @pytest.mark.parametrize("test,valid", [

  149.         ([tokens.ExternalLinkOpen(brackets=False),

  150.           tokens.Text(text="http://example.com/"),

  151.           tokens.ExternalLinkClose()],

  152.          wrap([ExternalLink(wraptext("http://example.com/"),

  153.                             brackets=False)])),

  154. 

  155.         ([tokens.ExternalLinkOpen(brackets=True),

  156.           tokens.Text(text="http://example.com/"),

  157.           tokens.ExternalLinkClose()],

  158.          wrap([ExternalLink(wraptext("http://example.com/"))])),

  159. 

  160.         ([tokens.ExternalLinkOpen(brackets=True),

  161.           tokens.Text(text="http://example.com/"),

  162.           tokens.ExternalLinkSeparator(), tokens.ExternalLinkClose()],

  163.          wrap([ExternalLink(wraptext("http://example.com/"), wrap([]))])),

  164. 

  165.         ([tokens.ExternalLinkOpen(brackets=True),

  166.           tokens.Text(text="http://example.com/"),

  167.           tokens.ExternalLinkSeparator(), tokens.Text(text="Example"),

  168.           tokens.ExternalLinkClose()],

  169.          wrap([ExternalLink(wraptext("http://example.com/"),

  170.                             wraptext("Example"))])),

  171. 

  172.         ([tokens.ExternalLinkOpen(brackets=False),

  173.           tokens.Text(text="http://example"), tokens.Text(text=".com/foo"),

  174.           tokens.ExternalLinkClose()],

  175.          wrap([ExternalLink(wraptext("http://example", ".com/foo"),

  176.                             brackets=False)])),

  177. 

  178.         ([tokens.ExternalLinkOpen(brackets=True),

  179.           tokens.Text(text="http://example"), tokens.Text(text=".com/foo"),

  180.           tokens.ExternalLinkSeparator(), tokens.Text(text="Example"),

  181.           tokens.Text(text=" Web Page"), tokens.ExternalLinkClose()],

  182.          wrap([ExternalLink(wraptext("http://example", ".com/foo"),

  183.                             wraptext("Example", " Web Page"))])),

  184.     ])

  185.     def test_external_link(self, builder, test, valid):

  186.         """tests for building ExternalLink nodes"""

  187.         self.assertWikicodeEqual(valid, builder.build(test))

  188. 

  189.     @pytest.mark.parametrize("test,valid", [

  190.         ([tokens.HTMLEntityStart(), tokens.Text(text="nbsp"),

  191.           tokens.HTMLEntityEnd()],

  192.          wrap([HTMLEntity("nbsp", named=True, hexadecimal=False)])),

  193. 

  194.         ([tokens.HTMLEntityStart(), tokens.HTMLEntityNumeric(),

  195.           tokens.Text(text="107"), tokens.HTMLEntityEnd()],

  196.          wrap([HTMLEntity("107", named=False, hexadecimal=False)])),

  197. 

  198.         ([tokens.HTMLEntityStart(), tokens.HTMLEntityNumeric(),

  199.           tokens.HTMLEntityHex(char="X"), tokens.Text(text="6B"),

  200.           tokens.HTMLEntityEnd()],

  201.          wrap([HTMLEntity("6B", named=False, hexadecimal=True,

  202.                           hex_char="X")])),

  203.     ])

  204.     def test_html_entity(self, builder, test, valid):

  205.         """tests for building HTMLEntity nodes"""

  206.         self.assertWikicodeEqual(valid, builder.build(test))

  207. 

  208.     @pytest.mark.parametrize("test,valid", [

  209.         ([tokens.HeadingStart(level=2), tokens.Text(text="foobar"),

  210.           tokens.HeadingEnd()],

  211.          wrap([Heading(wraptext("foobar"), 2)])),

  212. 

  213.         ([tokens.HeadingStart(level=4), tokens.Text(text="spam"),

  214.           tokens.Text(text="eggs"), tokens.HeadingEnd()],

  215.          wrap([Heading(wraptext("spam", "eggs"), 4)])),

  216.     ])

  217.     def test_heading(self, builder, test, valid):

  218.         """tests for building Heading nodes"""

  219.         self.assertWikicodeEqual(valid, builder.build(test))

  220. 

  221.     @pytest.mark.parametrize("test,valid", [

  222.         ([tokens.CommentStart(), tokens.Text(text="foobar"),

  223.           tokens.CommentEnd()],

  224.          wrap([Comment("foobar")])),

  225. 

  226.         ([tokens.CommentStart(), tokens.Text(text="spam"),

  227.           tokens.Text(text="eggs"), tokens.CommentEnd()],

  228.          wrap([Comment("spameggs")])),

  229.     ])

  230.     def test_comment(self, builder, test, valid):

  231.         """tests for building Comment nodes"""

  232.         self.assertWikicodeEqual(valid, builder.build(test))

  233. 

  234.     @pytest.mark.parametrize("test,valid", [

  235.         # <ref></ref>

  236.         ([tokens.TagOpenOpen(), tokens.Text(text="ref"),

  237.           tokens.TagCloseOpen(padding=""), tokens.TagOpenClose(),

  238.           tokens.Text(text="ref"), tokens.TagCloseClose()],

  239.          wrap([Tag(wraptext("ref"), wrap([]),

  240.                    closing_tag=wraptext("ref"))])),

  241. 

  242.         # <ref name></ref>

  243.         ([tokens.TagOpenOpen(), tokens.Text(text="ref"),

  244.           tokens.TagAttrStart(pad_first=" ", pad_before_eq="",

  245.                               pad_after_eq=""),

  246.           tokens.Text(text="name"), tokens.TagCloseOpen(padding=""),

  247.           tokens.TagOpenClose(), tokens.Text(text="ref"),

  248.           tokens.TagCloseClose()],

  249.          wrap([Tag(wraptext("ref"), wrap([]),

  250.                   attrs=[Attribute(wraptext("name"))])])),

  251. 

  252.         # <ref name="abc" />

  253.         ([tokens.TagOpenOpen(), tokens.Text(text="ref"),

  254.           tokens.TagAttrStart(pad_first=" ", pad_before_eq="",

  255.                               pad_after_eq=""),

  256.           tokens.Text(text="name"), tokens.TagAttrEquals(),

  257.           tokens.TagAttrQuote(char='"'), tokens.Text(text="abc"),

  258.           tokens.TagCloseSelfclose(padding=" ")],

  259.          wrap([Tag(wraptext("ref"),

  260.                    attrs=[Attribute(wraptext("name"), wraptext("abc"))],

  261.                    self_closing=True, padding=" ")])),

  262. 

  263.         # <br/>

  264.         ([tokens.TagOpenOpen(), tokens.Text(text="br"),

  265.           tokens.TagCloseSelfclose(padding="")],

  266.          wrap([Tag(wraptext("br"), self_closing=True)])),

  267. 

  268.         # <li>

  269.         ([tokens.TagOpenOpen(), tokens.Text(text="li"),

  270.           tokens.TagCloseSelfclose(padding="", implicit=True)],

  271.          wrap([Tag(wraptext("li"), self_closing=True, implicit=True)])),

  272. 

  273.         # </br>

  274.         ([tokens.TagOpenOpen(invalid=True), tokens.Text(text="br"),

  275.           tokens.TagCloseSelfclose(padding="", implicit=True)],

  276.          wrap([Tag(wraptext("br"), self_closing=True, invalid=True,

  277.                    implicit=True)])),

  278. 

  279.         # </br/>

  280.         ([tokens.TagOpenOpen(invalid=True), tokens.Text(text="br"),

  281.           tokens.TagCloseSelfclose(padding="")],

  282.          wrap([Tag(wraptext("br"), self_closing=True, invalid=True)])),

  283. 

  284.         # <ref name={{abc}}   foo="bar {{baz}}" abc={{de}}f ghi=j{{k}}{{l}}

  285.         #      mno =  '{{p}} [[q]] {{r}}'>[[Source]]</ref>

  286.         ([tokens.TagOpenOpen(), tokens.Text(text="ref"),

  287.           tokens.TagAttrStart(pad_first=" ", pad_before_eq="",

  288.                               pad_after_eq=""),

  289.           tokens.Text(text="name"), tokens.TagAttrEquals(),

  290.           tokens.TemplateOpen(), tokens.Text(text="abc"),

  291.           tokens.TemplateClose(),

  292.           tokens.TagAttrStart(pad_first="   ", pad_before_eq="",

  293.                               pad_after_eq=""),

  294.           tokens.Text(text="foo"), tokens.TagAttrEquals(),

  295.           tokens.TagAttrQuote(char='"'), tokens.Text(text="bar "),

  296.           tokens.TemplateOpen(), tokens.Text(text="baz"),

  297.           tokens.TemplateClose(),

  298.           tokens.TagAttrStart(pad_first=" ", pad_before_eq="",

  299.                               pad_after_eq=""),

  300.           tokens.Text(text="abc"), tokens.TagAttrEquals(),

  301.           tokens.TemplateOpen(), tokens.Text(text="de"),

  302.           tokens.TemplateClose(), tokens.Text(text="f"),

  303.           tokens.TagAttrStart(pad_first=" ", pad_before_eq="",

  304.                               pad_after_eq=""),

  305.           tokens.Text(text="ghi"), tokens.TagAttrEquals(),

  306.           tokens.Text(text="j"), tokens.TemplateOpen(),

  307.           tokens.Text(text="k"), tokens.TemplateClose(),

  308.           tokens.TemplateOpen(), tokens.Text(text="l"),

  309.           tokens.TemplateClose(),

  310.           tokens.TagAttrStart(pad_first=" \n ", pad_before_eq=" ",

  311.                               pad_after_eq="  "),

  312.           tokens.Text(text="mno"), tokens.TagAttrEquals(),

  313.           tokens.TagAttrQuote(char="'"), tokens.TemplateOpen(),

  314.           tokens.Text(text="p"), tokens.TemplateClose(),

  315.           tokens.Text(text=" "), tokens.WikilinkOpen(),

  316.           tokens.Text(text="q"), tokens.WikilinkClose(),

  317.           tokens.Text(text=" "), tokens.TemplateOpen(),

  318.           tokens.Text(text="r"), tokens.TemplateClose(),

  319.           tokens.TagCloseOpen(padding=""), tokens.WikilinkOpen(),

  320.           tokens.Text(text="Source"), tokens.WikilinkClose(),

  321.           tokens.TagOpenClose(), tokens.Text(text="ref"),

  322.           tokens.TagCloseClose()],

  323.          wrap([Tag(wraptext("ref"), wrap([Wikilink(wraptext("Source"))]), [

  324.                 Attribute(wraptext("name"),

  325.                           wrap([Template(wraptext("abc"))]), None),

  326.                 Attribute(wraptext("foo"), wrap([Text("bar "),

  327.                           Template(wraptext("baz"))]), pad_first="   "),

  328.                 Attribute(wraptext("abc"), wrap([Template(wraptext("de")),

  329.                           Text("f")]), None),

  330.                 Attribute(wraptext("ghi"), wrap([Text("j"),

  331.                           Template(wraptext("k")),

  332.                           Template(wraptext("l"))]), None),

  333.                 Attribute(wraptext("mno"), wrap([Template(wraptext("p")),

  334.                           Text(" "), Wikilink(wraptext("q")), Text(" "),

  335.                           Template(wraptext("r"))]), "'", " \n ", " ",

  336.                           "  ")])])),

  337. 

  338.         # "''italic text''"

  339.         ([tokens.TagOpenOpen(wiki_markup="''"), tokens.Text(text="i"),

  340.           tokens.TagCloseOpen(), tokens.Text(text="italic text"),

  341.           tokens.TagOpenClose(), tokens.Text(text="i"),

  342.           tokens.TagCloseClose()],

  343.          wrap([Tag(wraptext("i"), wraptext("italic text"),

  344.                    wiki_markup="''")])),

  345. 

  346.         # * bullet

  347.         ([tokens.TagOpenOpen(wiki_markup="*"), tokens.Text(text="li"),

  348.           tokens.TagCloseSelfclose(), tokens.Text(text=" bullet")],

  349.          wrap([Tag(wraptext("li"), wiki_markup="*", self_closing=True),

  350.                Text(" bullet")])),

  351.     ])

  352.     def test_tag(self, builder, test, valid):

  353.         """tests for building Tag nodes"""

  354.         self.assertWikicodeEqual(valid, builder.build(test))

  355. 

  356.     def test_integration(self, builder):

  357.         """a test for building a combination of templates together"""

  358.         # {{{{{{{{foo}}bar|baz=biz}}buzz}}usr|{{bin}}}}

  359.         test = [tokens.TemplateOpen(), tokens.TemplateOpen(),

  360.                 tokens.TemplateOpen(), tokens.TemplateOpen(),

  361.                 tokens.Text(text="foo"), tokens.TemplateClose(),

  362.                 tokens.Text(text="bar"), tokens.TemplateParamSeparator(),

  363.                 tokens.Text(text="baz"), tokens.TemplateParamEquals(),

  364.                 tokens.Text(text="biz"), tokens.TemplateClose(),

  365.                 tokens.Text(text="buzz"), tokens.TemplateClose(),

  366.                 tokens.Text(text="usr"), tokens.TemplateParamSeparator(),

  367.                 tokens.TemplateOpen(), tokens.Text(text="bin"),

  368.                 tokens.TemplateClose(), tokens.TemplateClose()]

  369.         valid = wrap(

  370.             [Template(wrap([Template(wrap([Template(wrap([Template(wraptext(

  371.             "foo")), Text("bar")]), params=[Parameter(wraptext("baz"),

  372.             wraptext("biz"))]), Text("buzz")])), Text("usr")]), params=[

  373.             Parameter(wraptext("1"), wrap([Template(wraptext("bin"))]),

  374.             showkey=False)])])

  375.         self.assertWikicodeEqual(valid, builder.build(test))

  376. 

  377.     def test_integration2(self, builder):

  378.         """an even more audacious test for building a horrible wikicode mess"""

  379.         # {{a|b|{{c|[[d]]{{{e}}}}}}}[[f|{{{g}}}<!--h-->]]{{i|j=&nbsp;}}

  380.         test = [tokens.TemplateOpen(), tokens.Text(text="a"),

  381.                 tokens.TemplateParamSeparator(), tokens.Text(text="b"),

  382.                 tokens.TemplateParamSeparator(), tokens.TemplateOpen(),

  383.                 tokens.Text(text="c"), tokens.TemplateParamSeparator(),

  384.                 tokens.WikilinkOpen(), tokens.Text(text="d"),

  385.                 tokens.WikilinkClose(), tokens.ArgumentOpen(),

  386.                 tokens.Text(text="e"), tokens.ArgumentClose(),

  387.                 tokens.TemplateClose(), tokens.TemplateClose(),

  388.                 tokens.WikilinkOpen(), tokens.Text(text="f"),

  389.                 tokens.WikilinkSeparator(), tokens.ArgumentOpen(),

  390.                 tokens.Text(text="g"), tokens.ArgumentClose(),

  391.                 tokens.CommentStart(), tokens.Text(text="h"),

  392.                 tokens.CommentEnd(), tokens.WikilinkClose(),

  393.                 tokens.TemplateOpen(), tokens.Text(text="i"),

  394.                 tokens.TemplateParamSeparator(), tokens.Text(text="j"),

  395.                 tokens.TemplateParamEquals(), tokens.HTMLEntityStart(),

  396.                 tokens.Text(text="nbsp"), tokens.HTMLEntityEnd(),

  397.                 tokens.TemplateClose()]

  398.         valid = wrap(

  399.             [Template(wraptext("a"), params=[Parameter(wraptext("1"), wraptext(

  400.             "b"), showkey=False), Parameter(wraptext("2"), wrap([Template(

  401.             wraptext("c"), params=[Parameter(wraptext("1"), wrap([Wikilink(

  402.             wraptext("d")), Argument(wraptext("e"))]), showkey=False)])]),

  403.             showkey=False)]), Wikilink(wraptext("f"), wrap([Argument(wraptext(

  404.             "g")), Comment("h")])), Template(wraptext("i"), params=[

  405.             Parameter(wraptext("j"), wrap([HTMLEntity("nbsp",

  406.             named=True)]))])])

  407.         self.assertWikicodeEqual(valid, builder.build(test))

  408. 

  409.     @pytest.mark.parametrize("tokens", [

  410.         [tokens.TemplateOpen(), tokens.TemplateParamSeparator()],

  411.         [tokens.TemplateOpen()], [tokens.ArgumentOpen()],

  412.         [tokens.WikilinkOpen()], [tokens.ExternalLinkOpen()],

  413.         [tokens.HeadingStart()], [tokens.CommentStart()],

  414.         [tokens.TagOpenOpen(), tokens.TagAttrStart()],

  415.         [tokens.TagOpenOpen()]

  416.     ])

  417.     def test_parser_errors(self, builder, tokens):

  418.         """test whether ParserError gets thrown for bad input"""

  419.         with pytest.raises(ParserError):

  420.             builder.build(tokens)

  421. 

  422.     def test_parser_errors_templateclose(self, builder):

  423.         with pytest.raises(

  424.                 ParserError,

  425.                 match=r"_handle_token\(\) got unexpected TemplateClose"

  426.         ):

  427.             builder.build([tokens.TemplateClose()])