xref: /dokuwiki/_test/tests/Parsing/ModeRegistryTest.php (revision 96d096f148d7def1456456590bd2910ff9115c0f)
1<?php
2
3namespace dokuwiki\test\Parsing;
4
5use dokuwiki\Parsing\ModeRegistry;
6use dokuwiki\Parsing\ParserMode\ModeInterface;
7
8class ModeRegistryTest extends \DokuWikiTest
9{
10    /** @var ModeRegistry */
11    private $registry;
12
13    function setUp(): void
14    {
15        parent::setUp();
16        ModeRegistry::reset();
17        $this->registry = ModeRegistry::getInstance();
18    }
19
20    function tearDown(): void
21    {
22        ModeRegistry::reset();
23        parent::tearDown();
24    }
25
26    function testSingleton()
27    {
28        $this->assertSame(
29            ModeRegistry::getInstance(),
30            ModeRegistry::getInstance()
31        );
32    }
33
34    function testResetCreatesFreshInstance()
35    {
36        $first = ModeRegistry::getInstance();
37        ModeRegistry::reset();
38        $second = ModeRegistry::getInstance();
39        $this->assertNotSame($first, $second);
40    }
41
42    function testConstructorPopulatesGlobal()
43    {
44        global $PARSER_MODES;
45        $this->assertIsArray($PARSER_MODES);
46        $this->assertArrayHasKey('container', $PARSER_MODES);
47        $this->assertArrayHasKey('formatting', $PARSER_MODES);
48        $this->assertArrayHasKey('substition', $PARSER_MODES);
49        $this->assertArrayHasKey('protected', $PARSER_MODES);
50        $this->assertArrayHasKey('disabled', $PARSER_MODES);
51        $this->assertArrayHasKey('paragraphs', $PARSER_MODES);
52        $this->assertArrayHasKey('baseonly', $PARSER_MODES);
53    }
54
55    function testGetCategories()
56    {
57        global $PARSER_MODES;
58        $this->assertSame($PARSER_MODES, $this->registry->getCategories());
59    }
60
61    function testGetModesForSingleCategory()
62    {
63        $modes = $this->registry->getModesForCategories([ModeRegistry::CATEGORY_CONTAINER]);
64        $this->assertContains('listblock', $modes);
65        $this->assertContains('table', $modes);
66        $this->assertContains('quote', $modes);
67        $this->assertContains('hr', $modes);
68    }
69
70    function testGetModesForMultipleCategories()
71    {
72        $modes = $this->registry->getModesForCategories([
73            ModeRegistry::CATEGORY_CONTAINER,
74            ModeRegistry::CATEGORY_BASEONLY,
75        ]);
76        $this->assertContains('listblock', $modes);
77        $this->assertContains('header', $modes);
78    }
79
80    function testGetModesForCategoriesDeduplicates()
81    {
82        $modes = $this->registry->getModesForCategories([
83            ModeRegistry::CATEGORY_CONTAINER,
84            ModeRegistry::CATEGORY_CONTAINER,
85        ]);
86        $counts = array_count_values($modes);
87        foreach ($counts as $count) {
88            $this->assertEquals(1, $count);
89        }
90    }
91
92    function testGetModesForUnknownCategoryReturnsEmpty()
93    {
94        $modes = $this->registry->getModesForCategories(['nonexistent']);
95        $this->assertSame([], $modes);
96    }
97
98    function testRegisterMode()
99    {
100        global $PARSER_MODES;
101        $this->registry->registerMode(ModeRegistry::CATEGORY_CONTAINER, 'testmode');
102        $this->assertContains('testmode', $PARSER_MODES[ModeRegistry::CATEGORY_CONTAINER]);
103        $this->assertContains(
104            'testmode',
105            $this->registry->getModesForCategories([ModeRegistry::CATEGORY_CONTAINER])
106        );
107    }
108
109    function testGlobalModificationsAreVisible()
110    {
111        global $PARSER_MODES;
112        $PARSER_MODES[ModeRegistry::CATEGORY_FORMATTING][] = 'custom_format';
113        $modes = $this->registry->getModesForCategories([ModeRegistry::CATEGORY_FORMATTING]);
114        $this->assertContains('custom_format', $modes);
115    }
116
117    function testGetModesReturnsSortedArray()
118    {
119        $modes = $this->registry->getModes();
120        $this->assertNotEmpty($modes);
121
122        $sortValues = array_column($modes, 'sort');
123        $sorted = $sortValues;
124        sort($sorted);
125        $this->assertSame($sorted, $sortValues);
126    }
127
128    function testGetModesContainsExpectedKeys()
129    {
130        $modes = $this->registry->getModes();
131        foreach ($modes as $entry) {
132            $this->assertArrayHasKey('sort', $entry);
133            $this->assertArrayHasKey('mode', $entry);
134            $this->assertArrayHasKey('obj', $entry);
135            $this->assertIsInt($entry['sort']);
136            $this->assertIsString($entry['mode']);
137            $this->assertInstanceOf(ModeInterface::class, $entry['obj']);
138        }
139    }
140
141    function testGetModesContainsBuiltinModes()
142    {
143        $modes = $this->registry->getModes();
144        $modeNames = array_column($modes, 'mode');
145        $this->assertContains('strong', $modeNames);
146        $this->assertContains('header', $modeNames);
147        $this->assertContains('listblock', $modeNames);
148        $this->assertContains('eol', $modeNames);
149        $this->assertContains('smiley', $modeNames);
150        $this->assertContains('acronym', $modeNames);
151        $this->assertContains('entity', $modeNames);
152    }
153
154    function testSortModes()
155    {
156        $a = ['sort' => 10, 'mode' => 'a'];
157        $b = ['sort' => 20, 'mode' => 'b'];
158        $this->assertLessThan(0, ModeRegistry::sortModes($a, $b));
159        $this->assertGreaterThan(0, ModeRegistry::sortModes($b, $a));
160        $this->assertEquals(0, ModeRegistry::sortModes($a, $a));
161    }
162
163    function testBlockEolModesEmptyByDefault()
164    {
165        $this->assertSame([], $this->registry->getBlockEolModes());
166    }
167
168    function testRegisterBlockEolMode()
169    {
170        $this->registry->registerBlockEolMode('listblock');
171        $this->registry->registerBlockEolMode('table');
172        $this->assertSame(['listblock', 'table'], $this->registry->getBlockEolModes());
173    }
174
175    function testBlockEolModesResetWithInstance()
176    {
177        $this->registry->registerBlockEolMode('listblock');
178        ModeRegistry::reset();
179        $fresh = ModeRegistry::getInstance();
180        $this->assertSame([], $fresh->getBlockEolModes());
181    }
182
183    /**
184     * The default syntax setting must produce the exact same mode set as before
185     * the syntax setting was introduced (no-op guarantee).
186     */
187    function testGetModesDefaultSyntaxMatchesLegacy()
188    {
189        global $conf;
190        $conf['syntax'] = 'dokuwiki';
191        ModeRegistry::reset();
192        $registry = ModeRegistry::getInstance();
193        $modes = $registry->getModes();
194        $modeNames = array_column($modes, 'mode');
195
196        // All original built-in modes must be present
197        $expected = [
198            'listblock', 'preformatted', 'notoc', 'nocache',
199            'header', 'table', 'linebreak', 'footnote',
200            'hr', 'unformatted', 'code', 'file', 'quote',
201            'internallink', 'rss', 'media', 'externallink',
202            'emaillink', 'windowssharelink', 'eol',
203            'strong', 'emphasis', 'underline', 'monospace',
204            'subscript', 'superscript', 'deleted',
205            'smiley', 'acronym', 'entity',
206        ];
207        foreach ($expected as $mode) {
208            $this->assertContains($mode, $modeNames, "Mode '$mode' missing in dokuwiki syntax setting");
209        }
210    }
211
212    /** DW-only modes must be absent when syntax is 'markdown' */
213    function testGetModesDwModesSkippedInMarkdownOnly()
214    {
215        global $conf;
216        $conf['syntax'] = 'markdown';
217        ModeRegistry::reset();
218        $registry = ModeRegistry::getInstance();
219        $modes = $registry->getModes();
220        $modeNames = array_column($modes, 'mode');
221
222        $dwOnly = [
223            'emphasis', 'deleted', 'code', 'header', 'hr',
224            'linebreak', 'internallink', 'media', 'listblock', 'table',
225            'monospace', 'unformatted', 'file',
226        ];
227        foreach ($dwOnly as $mode) {
228            $this->assertNotContains($mode, $modeNames, "DW mode '$mode' should not load in markdown-only mode");
229        }
230    }
231
232    /** Always-loaded modes must still be present in markdown-only mode */
233    function testGetModesAlwaysModesPresentInMarkdownOnly()
234    {
235        global $conf;
236        $conf['syntax'] = 'markdown';
237        ModeRegistry::reset();
238        $registry = ModeRegistry::getInstance();
239        $modes = $registry->getModes();
240        $modeNames = array_column($modes, 'mode');
241
242        $always = [
243            'strong', 'subscript', 'superscript',
244            'footnote', 'eol', 'preformatted',
245            'quote', 'externallink', 'emaillink', 'windowssharelink',
246            'notoc', 'nocache', 'rss',
247            'smiley', 'acronym', 'entity',
248        ];
249        foreach ($always as $mode) {
250            $this->assertContains($mode, $modeNames, "Always-loaded mode '$mode' missing in markdown syntax setting");
251        }
252    }
253
254    /** In mixed modes, DW modes must still load */
255    function testGetModesMixedModesLoadDwModes()
256    {
257        $dwOnly = [
258            'emphasis', 'deleted', 'code', 'header', 'hr',
259            'linebreak', 'internallink', 'media', 'listblock', 'table',
260            'monospace', 'unformatted', 'file',
261        ];
262
263        foreach (['dw+md', 'md+dw'] as $syntax) {
264            global $conf;
265            $conf['syntax'] = $syntax;
266            ModeRegistry::reset();
267            $registry = ModeRegistry::getInstance();
268            $modes = $registry->getModes();
269            $modeNames = array_column($modes, 'mode');
270
271            foreach ($dwOnly as $mode) {
272                $this->assertContains($mode, $modeNames, "DW mode '$mode' missing in '$syntax' syntax setting");
273            }
274        }
275    }
276
277    /**
278     * Verifies that each mode is loaded in the expected combinations of
279     * `$conf['syntax']`. One data set per (mode, syntax) pair.
280     *
281     * Add new mode-gating rules to {@see provideModeLoadingCases} — each
282     * entry lists the four syntax settings and whether the mode should be
283     * loaded there.
284     *
285     * @dataProvider provideModeLoadingCases
286     */
287    function testModeLoadingBySyntax(string $mode, string $syntax, bool $shouldLoad): void
288    {
289        global $conf;
290        $conf['syntax'] = $syntax;
291        ModeRegistry::reset();
292        $modeNames = array_column(ModeRegistry::getInstance()->getModes(), 'mode');
293
294        if ($shouldLoad) {
295            $this->assertContains($mode, $modeNames, "$mode must load in '$syntax'");
296        } else {
297            $this->assertNotContains($mode, $modeNames, "$mode must NOT load in '$syntax'");
298        }
299    }
300
301    /**
302     * Data provider for {@see testModeLoadingBySyntax}.
303     *
304     * Declares, per parser mode, whether it should be loaded in each of the
305     * four `$conf['syntax']` settings (`dokuwiki`, `markdown`, `dw+md`,
306     * `md+dw`). Entries are expanded into one data set per (mode, syntax)
307     * pair so PHPUnit reports failures with a specific label.
308     *
309     * Five gating categories are represented:
310     *
311     * - **Always**: loaded unconditionally (no syntax-specific counterpart
312     *   or conflict). Covers core formatting, paragraphs, and data-driven
313     *   modes (smileys, acronyms, entities).
314     * - **DW-always**: loaded whenever DokuWiki is part of the syntax. Used
315     *   for features that have a Markdown counterpart but no delimiter
316     *   conflict (e.g. `**bold**` for emphasis).
317     * - **DW-preferred**: loaded only when DokuWiki is the primary syntax.
318     *   Used when the delimiter conflicts with a Markdown mode in MD-
319     *   preferred settings (e.g. `__` clashes with GFM strong).
320     * - **MD-always**: mirror — loaded whenever Markdown is part of the
321     *   syntax. Used when the delimiter has no DokuWiki counterpart (e.g.
322     *   `*` for emphasis).
323     * - **MD-preferred**: mirror — loaded only when Markdown is primary.
324     *   Used when the delimiter conflicts with a DokuWiki mode in DW-
325     *   preferred settings (e.g. `_`, `__`, `___` clash with Underline).
326     *
327     * Add a new line to the `$rules` table to register additional mode-
328     * gating rules.
329     *
330     * @return array<string, array{0: string, 1: string, 2: bool}> map from
331     *     test-case label to [mode name, syntax setting, should-load]
332     */
333    public static function provideModeLoadingCases(): array
334    {
335        $rules = [
336            // Always-loaded (unconditional — no syntax-specific counterpart)
337            'strong'                         => ['dokuwiki' => true,  'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
338            'subscript'                      => ['dokuwiki' => true,  'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
339            'superscript'                    => ['dokuwiki' => true,  'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
340            'footnote'                       => ['dokuwiki' => true,  'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
341            'eol'                            => ['dokuwiki' => true,  'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
342            'preformatted'                   => ['dokuwiki' => true,  'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
343            'quote'                          => ['dokuwiki' => true,  'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
344            'externallink'                   => ['dokuwiki' => true,  'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
345            'emaillink'                      => ['dokuwiki' => true,  'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
346            'windowssharelink'               => ['dokuwiki' => true,  'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
347            'notoc'                          => ['dokuwiki' => true,  'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
348            'nocache'                        => ['dokuwiki' => true,  'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
349            'rss'                            => ['dokuwiki' => true,  'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
350            'smiley'                         => ['dokuwiki' => true,  'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
351            'acronym'                        => ['dokuwiki' => true,  'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
352            'entity'                         => ['dokuwiki' => true,  'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
353            // DW-always (features with MD counterparts but no delimiter clash)
354            'emphasis'                       => ['dokuwiki' => true,  'markdown' => false, 'dw+md' => true,  'md+dw' => true ],
355            'deleted'                        => ['dokuwiki' => true,  'markdown' => false, 'dw+md' => true,  'md+dw' => true ],
356            'code'                           => ['dokuwiki' => true,  'markdown' => false, 'dw+md' => true,  'md+dw' => true ],
357            'header'                         => ['dokuwiki' => true,  'markdown' => false, 'dw+md' => true,  'md+dw' => true ],
358            'hr'                             => ['dokuwiki' => true,  'markdown' => false, 'dw+md' => true,  'md+dw' => true ],
359            'linebreak'                      => ['dokuwiki' => true,  'markdown' => false, 'dw+md' => true,  'md+dw' => true ],
360            'internallink'                   => ['dokuwiki' => true,  'markdown' => false, 'dw+md' => true,  'md+dw' => true ],
361            'media'                          => ['dokuwiki' => true,  'markdown' => false, 'dw+md' => true,  'md+dw' => true ],
362            'listblock'                      => ['dokuwiki' => true,  'markdown' => false, 'dw+md' => true,  'md+dw' => true ],
363            'table'                          => ['dokuwiki' => true,  'markdown' => false, 'dw+md' => true,  'md+dw' => true ],
364            'monospace'                      => ['dokuwiki' => true,  'markdown' => false, 'dw+md' => true,  'md+dw' => true ],
365            'unformatted'                    => ['dokuwiki' => true,  'markdown' => false, 'dw+md' => true,  'md+dw' => true ],
366            'file'                           => ['dokuwiki' => true,  'markdown' => false, 'dw+md' => true,  'md+dw' => true ],
367            // MD-always (`*` / `~~` have no conflicting DW counterpart)
368            'gfm_emphasis'                   => ['dokuwiki' => false, 'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
369            'gfm_emphasis_strong'            => ['dokuwiki' => false, 'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
370            'gfm_deleted'                    => ['dokuwiki' => false, 'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
371            'gfm_backtick_single'            => ['dokuwiki' => false, 'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
372            'gfm_backtick_double'            => ['dokuwiki' => false, 'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
373            'gfm_header'                     => ['dokuwiki' => false, 'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
374            'gfm_link'                       => ['dokuwiki' => false, 'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
375            'gfm_media'                      => ['dokuwiki' => false, 'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
376            'gfm_code'                       => ['dokuwiki' => false, 'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
377            'gfm_file'                       => ['dokuwiki' => false, 'markdown' => true,  'dw+md' => true,  'md+dw' => true ],
378            // MD-preferred (`_`, `__`, `___` clash with Underline in DW)
379            'gfm_emphasis_underscore'        => ['dokuwiki' => false, 'markdown' => true,  'dw+md' => false, 'md+dw' => true ],
380            'gfm_strong_underscore'          => ['dokuwiki' => false, 'markdown' => true,  'dw+md' => false, 'md+dw' => true ],
381            'gfm_emphasis_strong_underscore' => ['dokuwiki' => false, 'markdown' => true,  'dw+md' => false, 'md+dw' => true ],
382            // DW-preferred (Underline's `__` clashes with GFM strong)
383            'underline'                      => ['dokuwiki' => true,  'markdown' => false, 'dw+md' => true,  'md+dw' => false],
384        ];
385
386        $cases = [];
387        foreach ($rules as $mode => $bySyntax) {
388            foreach ($bySyntax as $syntax => $shouldLoad) {
389                $cases["$mode in $syntax"] = [$mode, $syntax, $shouldLoad];
390            }
391        }
392        return $cases;
393    }
394
395}
396