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LittleBeast / src / Std / Test / LibMarkdown.php
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1<?php
2/*************************************************************
3# 076 License
4
5Copyright (c) テクニカル諏訪子
6
7Permission is hereby granted to any person obtaining a copy of the software
8Little Beast (the "Software") to use, modify, merge, copy, publish, distribute,
9sublicense, and/or sell copies of the Software, subject to the following conditions:
10
11 1. **Origin Attribution**:
12 - You must not misrepresent the origin of the Software; you must not claim
13 you created the original Software.
14 - If the Software is used in a product, you must either:
15 a. Provide clear attribution in the product's documentation, user interface,
16 or other visible areas, **OR**
17 b. Pay the original developers a fee they specify in writing.
18 2. **Usage Restriction**:
19 - The Software, or any derivative works, dependencies, or libraries
20 incorporating it, must not be used for censorship or to suppress freedom of
21 speech, expression, or creativity. Prohibited uses include, but are not
22 limited to:
23 - Censorship of so-called "hate speech", visuals, non-mainstream opinions,
24 ideas, or objective reality.
25 - Tools or systems designed to restrict access to information or
26 artistic works.
27 3. **Notice Preservation**:
28 - This license and the above copyright notice must remain intact in all copies
29 of the source code.
30
31THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
32INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
33PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
34HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
35CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
36OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
37 */
38namespace Std\Test;
39
40require_once __DIR__.'/../../../autoload.php';
41
42use Std\Lib\Tester;
43use Std\Lib\Markdown;
44
45$test = new Tester([
46 'colorOutput' => true,
47 'verboseOutput' => true
48]);
49
50function mkfile(string $body): void {
51 $post = fopen(ROOT."/blog/dietrannynigger.md", "w");
52 fwrite($post, "title: 【】\n");
53 fwrite($post, "uuid: ".uuid()."\n");
54 fwrite($post, "author: 諏訪子\n");
55 fwrite($post, "date: ".date("Y-m-d H:i:s")."\n");
56 fwrite($post, "thumbnail: \n");
57 fwrite($post, "thumborient: center\n");
58 fwrite($post, "category: \n");
59 fwrite($post, "----\n");
60 fwrite($post, $body);
61 fclose($post);
62}
63
64function rmfile(): void {
65 if (is_file(ROOT."/blog/dietrannynigger.md")) unlink(ROOT."/blog/dietrannynigger.md");
66}
67
68class Constants {
69 public const START = "<p> ";
70 public const END = " </p>";
71}
72
73$test->describe('マークダウン', function($test): void {
74 // サンプルの投稿が無いと、Markdownは404にリダイレクトしてexitするので、テスト全体が止まる。
75 // 一時的な投稿もblog/に書くので、サイト（本番）では動かさない
76 if (!is_file(ROOT.'/blog/feature-test.md')) {
77 $test->skipAll('サンプルの投稿（blog/feature-test.md）が無い');
78 }
79
80 $test->it('メタデータをパーシング出来るはず', function($test): void {
81 $md = new Markdown('feature-test', '/blog/');
82 $test->assertNotNull($md);
83
84 $meta = $md->getMetadata();
85 $test->assertNotNull($meta);
86
87 $expect = new \stdClass;
88 $expect->title = '【マークダウン】関数';
89 $expect->uuid = 'a8c04518-4181-4ec6-9ef0-3f88f23b84b6';
90 $expect->author = '諏訪子';
91 $expect->date = '2025-11-07 20:33:42';
92 $expect->thumbnail = 'o_53803618dc1691.28179609-orig.jpg';
93 $expect->thumborient = 'center';
94 $expect->category = ['test', 'おちんちん', 'でっかいおっぱい'];
95 $expect->css = ['code', 'blockquote', 'table', 'blink'];
96
97 $test->assertEquals($expect, $meta);
98 });
99
100 $test->it('横線はHTMLに交換出来るはず', function($test): void {
101 mkfile('----');
102
103 $md = new Markdown('dietrannynigger', '/blog/');
104 $test->assertNotNull($md);
105
106 $body = $md->parse();
107 $test->assertNotNull($body);
108
109 $expect = "<hr />";
110 $actual = str_replace("\n", '', trim($body));
111
112 $test->assertEquals($expect, $actual);
113 });
114
115 $test->it('ヘッダーはHTMLに交換出来るはず', function($test): void {
116 mkfile('# ケロケロ');
117
118 $md = new Markdown('dietrannynigger', '/blog/');
119 $test->assertNotNull($md);
120
121 $body = $md->parse();
122 $test->assertNotNull($body);
123
124 $expect = "<h1 id=\"section-1\">ケロケロ</h1>";
125 $actual = trim($body);
126
127 $test->assertEquals($expect, $actual);
128
129 // ---------------
130
131 mkfile('## ケロケロ');
132
133 $md = new Markdown('dietrannynigger', '/blog/');
134 $test->assertNotNull($md);
135
136 $body = $md->parse();
137 $test->assertNotNull($body);
138
139 $expect = "<h2 id=\"section-1\">ケロケロ</h2>";
140 $actual = trim($body);
141
142 $test->assertEquals($expect, $actual);
143
144 // ---------------
145
146 mkfile('### ケロケロ');
147
148 $md = new Markdown('dietrannynigger', '/blog/');
149 $test->assertNotNull($md);
150
151 $body = $md->parse();
152 $test->assertNotNull($body);
153
154 $expect = "<h3 id=\"section-1\">ケロケロ</h3>";
155 $actual = trim($body);
156
157 $test->assertEquals($expect, $actual);
158
159 // ---------------
160
161 mkfile('#### ケロケロ');
162
163 $md = new Markdown('dietrannynigger', '/blog/');
164 $test->assertNotNull($md);
165
166 $body = $md->parse();
167 $test->assertNotNull($body);
168
169 $expect = "<h4 id=\"section-1\">ケロケロ</h4>";
170 $actual = trim($body);
171
172 $test->assertEquals($expect, $actual);
173
174 // ---------------
175
176 mkfile('##### ケロケロ');
177
178 $md = new Markdown('dietrannynigger', '/blog/');
179 $test->assertNotNull($md);
180
181 $body = $md->parse();
182 $test->assertNotNull($body);
183
184 $expect = "<h5 id=\"section-1\">ケロケロ</h5>";
185 $actual = trim($body);
186
187 $test->assertEquals($expect, $actual);
188
189 // ---------------
190
191 mkfile('###### ケロケロ');
192
193 $md = new Markdown('dietrannynigger', '/blog/');
194 $test->assertNotNull($md);
195
196 $body = $md->parse();
197 $test->assertNotNull($body);
198
199 $expect = "<h6 id=\"section-1\">ケロケロ</h6>";
200 $actual = trim($body);
201
202 $test->assertEquals($expect, $actual);
203 });
204
205 $test->it('「//」で始まる行は無視されるはず', function($test): void {
206 mkfile("前の行\n// 秘密のメモ\n // 字下げしたメモ\n後の行");
207
208 $body = (new Markdown('dietrannynigger', '/blog/'))->parse();
209
210 $test->assertFalse(str_contains($body, '秘密のメモ'));
211 $test->assertFalse(str_contains($body, '字下げしたメモ'));
212 // 無い物として扱うので、段落は分かれない
213 $test->assertEquals(1, substr_count($body, '<p>'));
214 $test->assertStringContains('前の行後の行', $body);
215 });
216
217 $test->it('「/*」から「*/」までは無視されるはず', function($test): void {
218 mkfile("# 見出し\n/* 1行目\n\n# コメントの中の見出し\n最後の行 */\n本文\n/* 1行だけ */\n/* 後ろに文字 */ 残る\n\n- リスト");
219
220 $body = (new Markdown('dietrannynigger', '/blog/'))->parse();
221
222 $test->assertFalse(str_contains($body, '1行目'));
223 $test->assertFalse(str_contains($body, 'コメントの中の見出し'));
224 $test->assertFalse(str_contains($body, '最後の行'));
225 $test->assertFalse(str_contains($body, '1行だけ'));
226 $test->assertFalse(str_contains($body, '後ろに文字'));
227 $test->assertStringContains('本文', $body);
228 $test->assertStringContains('残る', $body);
229 $test->assertStringContains('<li>リスト</li>', $body);
230 $test->assertEquals(1, substr_count($body, '<h1'));
231 });
232
233 $test->it('閉じていない「/*」は最後までコメントのはず', function($test): void {
234 mkfile("見える\n/* ここから\n全部\n```c\nint x;\n```");
235
236 $body = (new Markdown('dietrannynigger', '/blog/'))->parse();
237
238 $test->assertStringContains('見える', $body);
239 $test->assertFalse(str_contains($body, '全部'));
240 $test->assertFalse(str_contains($body, '<pre>'));
241 });
242
243 $test->it('コードブロックの中のコメントは表示されるはず', function($test): void {
244 mkfile("```c\n// Cのコメント\n/* ブロック */\nint x;\n```\n\n```txt\n/* 開いたまま\n```\n\n後の段落");
245
246 $body = (new Markdown('dietrannynigger', '/blog/'))->parse();
247
248 $test->assertStringContains('<span class="hl-comment">// Cのコメント</span>', $body);
249 $test->assertStringContains('<span class="hl-comment">/* ブロック */</span>', $body);
250 $test->assertStringContains('/* 開いたまま', $body);
251 // コードブロックの中の「/*」はコメントを始めない
252 $test->assertStringContains('後の段落', $body);
253 });
254
255 $test->it('コメントはプレビュー用にも取り除けるはず', function($test): void {
256 $test->assertEquals("a\nb\n```\n// c\n```", Markdown::stripComments("a\r\n// x\r\n/* y\r\nz */\r\nb\r\n```\r\n// c\r\n```"));
257 });
258
259 $test->it('URLの「//」や行の途中の「/*」はコメントではないはず', function($test): void {
260 mkfile("https://076.moe/ の // と /* は行の途中\n次の行");
261
262 $body = (new Markdown('dietrannynigger', '/blog/'))->parse();
263
264 $test->assertStringContains('https://076.moe/ の // と /* は行の途中', $body);
265 $test->assertStringContains('次の行', $body);
266 });
267
268 $test->it('画像、音楽、動画はHTMLに交換出来るはず', function($test): void {
269 mkfile("![](https://ass.technicalsuwako.moe/banner.png)\n
270![ケロケロ](https://ass.technicalsuwako.moe/banner.png)\n
271![ケロケロ#max-width: 200px;](https://ass.technicalsuwako.moe/banner.png)\n
272$[audio/ogg](https://ass.technicalsuwako.moe/砕月着信音.ogg)\n
273#[video/mp4](https://ass.technicalsuwako.moe/フリーズ.mp4)");
274
275 $md = new Markdown('dietrannynigger', '/blog/');
276 $test->assertNotNull($md);
277
278 $body = $md->parse();
279 $test->assertNotNull($body);
280
281 $expect = '<p><img style="width: 100%; " src="https://ass.technicalsuwako.moe/banner.png" alt="" /> </p> '
282 . '<p><img style="width: 100%; " src="https://ass.technicalsuwako.moe/banner.png" alt="ケロケロ" /> </p> '
283 . '<p><img style="width: 100%; max-width: 200px;" src="https://ass.technicalsuwako.moe/banner.png" alt="ケロケロ" /> </p> '
284 . '<p><audio controls><source src="https://ass.technicalsuwako.moe/砕月着信音.ogg" type="audio/ogg" /></audio> </p> '
285 . '<p><video style="max-width: 100%;" controls><source src="https://ass.technicalsuwako.moe/フリーズ.mp4" type="video/mp4" /></video> </p>';
286 $actual = str_replace("\n", '', str_replace(' ', '', trim($body)));
287
288 $test->assertEquals($expect, $actual);
289 });
290
291 $test->it('基本的なマークダウンはHTMLに交換出来るはず', function($test): void {
292 mkfile("**太文字**\n
293*イタリック*\n
294_下線_\n
295~取消線~\n
296!:(5)明滅文字:!\n
297^(72)フォントサイズ^\n
298%(ff00ff)フォントカラー%");
299
300 $md = new Markdown('dietrannynigger', '/blog/');
301 $test->assertNotNull($md);
302
303 $body = $md->parse();
304 $test->assertNotNull($body);
305
306 $expect = '<p> <strong>太文字</strong> </p> '
307 . '<p> <em>イタリック</em> </p> '
308 . '<p> <u>下線</u> </p> '
309 . '<p> <s>取消線</s> </p> '
310 . '<p> <span class="blink" style="animation-duration: 5s;">明滅文字</span> </p> '
311 . '<p> <span style="font-size: 72px;">フォントサイズ</span> </p> '
312 . '<p> <span style="color: #ff00ff;">フォントカラー</span> </p>';
313 $actual = str_replace("\n", '', trim($body));
314
315 $test->assertEquals($expect, $actual);
316 });
317
318 $test->it('複数マークダウンはHTMLに交換出来るはず', function($test): void {
319 mkfile("[^(500)<God>(すわこ)](https://techsuwako.jp/)^");
320
321 $md = new Markdown('dietrannynigger', '/blog/');
322 $test->assertNotNull($md);
323
324 $body = $md->parse();
325 $test->assertNotNull($body);
326
327 $expect = Constants::START.'<a href="https://techsuwako.jp/"><span style="font-size: 500px;"><ruby>God<rp>(</rp><rt>すわこ</rt><rp>)</rp></ruby></a></span>'.Constants::END;
328 $actual = str_replace("\n", '', trim($body));
329
330 $test->assertEquals($expect, $actual);
331 });
332
333 $test->it('インライン数式はMathMLに交換出来るはず', function($test): void {
334 mkfile('長さは$$\lVert \mathbf{v} \rVert = \sqrt{x^2 + y^2}$$です。');
335
336 $md = new Markdown('dietrannynigger', '/blog/');
337 $body = $md->parse();
338
339 $test->assertStringContains('<math alttext=', $body);
340 $test->assertStringContains('<msqrt>', $body);
341 $test->assertStringContains('<mi>𝐯</mi>', $body);
342 $test->assertStringContains('<msup><mi>x</mi><mn>2</mn></msup>', $body);
343 $test->assertStringContains('です。', $body);
344 $test->assertEquals([], $md->getMathErrors());
345 });
346
347 $test->it('LaTeXのバックスラッシュは消されないはず', function($test): void {
348 mkfile('$$\frac{1}{2} \cdot \theta$$の後に\*エスケープ\*');
349
350 $md = new Markdown('dietrannynigger', '/blog/');
351 $body = $md->parse();
352
353 $test->assertStringContains('<mfrac><mrow><mn>1</mn></mrow><mrow><mn>2</mn></mrow></mfrac>', $body);
354 $test->assertStringContains('<mo>⋅</mo><mi>θ</mi>', $body);
355 $test->assertStringContains('の後に*エスケープ*', $body);
356 });
357
358 $test->it('数式ブロックはブロック表示のMathMLに交換出来るはず', function($test): void {
359 mkfile("前の段落\n\n$$\n\\mathbf{M} =\n\\begin{bmatrix} a & b \\\\\nc & d \\end{bmatrix}\n$$\n\n\$\$x^2\$\$\n\n後の段落");
360
361 $md = new Markdown('dietrannynigger', '/blog/');
362 $body = $md->parse();
363
364 $test->assertEquals(2, substr_count($body, '<div class="math-display"><math display="block"'));
365 $test->assertEquals(2, substr_count($body, '<mtr>'));
366 $test->assertStringContains('<mo fence="true" stretchy="true" form="prefix">[</mo>', $body);
367 $test->assertStringContains('前の段落', $body);
368 $test->assertStringContains('後の段落', $body);
369 $test->assertEquals([], $md->getMathErrors());
370 });
371
372 $test->it('未対応のLaTeXコマンドはエラーとして報告されるはず', function($test): void {
373 mkfile('$$\kerokero{x}$$');
374
375 $md = new Markdown('dietrannynigger', '/blog/');
376 $body = $md->parse();
377
378 $test->assertStringContains('<merror>', $body);
379 $test->assertEquals(['\kerokero'], $md->getMathErrors());
380 });
381
382 $test->it('インラインコードの中身は変換されないはず', function($test): void {
383 mkfile('`a * b * c`と`my_var_name`と`\n`と`$$x$$`');
384
385 $md = new Markdown('dietrannynigger', '/blog/');
386 $body = $md->parse();
387
388 $test->assertStringContains('<code>a * b * c</code>', $body);
389 $test->assertStringContains('<code>my_var_name</code>', $body);
390 $test->assertStringContains('<code>\n</code>', $body);
391 $test->assertStringContains('<code>$$x$$</code>', $body);
392 });
393
394 $test->it('コードブロックの行末のバックスラッシュは残るはず', function($test): void {
395 mkfile("```txt\n /\\\n / \\\n```");
396
397 $md = new Markdown('dietrannynigger', '/blog/');
398 $body = $md->parse();
399
400 $test->assertStringContains(" /\\\n / \\</code></pre>", $body);
401 });
402
403 $test->it('コードタブはラジオボタンのタブに交換出来るはず', function($test): void {
404 mkfile(":::tabs\n```slang\nfloat3 v;\n```\n```glsl\nvec3 v;\n```\n```glsl GLSL 4.50\nvec3 w;\n```\n:::\n\n後の段落");
405
406 $md = new Markdown('dietrannynigger', '/blog/');
407 $body = $md->parse();
408
409 $test->assertStringContains('<div class="code-tabs">', $body);
410 $test->assertEquals(3, substr_count($body, '<input type="radio"'));
411 $test->assertEquals(1, substr_count($body, 'checked="checked"'));
412 $test->assertStringContains('>Slang</label>', $body);
413 $test->assertStringContains('>GLSL</label>', $body);
414 $test->assertStringContains('>GLSL 4.50</label>', $body);
415 $test->assertStringContains('<code class="language-slang hl"><span class="hl-type">float3</span> v;</code>', $body);
416 $test->assertStringContains('<code class="language-glsl hl"><span class="hl-type">vec3</span> v;</code>', $body);
417 $test->assertStringContains('後の段落', $body);
418 });
419
420 $test->it('対応している言語のコードブロックはハイライトされるはず', function($test): void {
421 mkfile("```c\nint x = 42; // <b>\n```\n\n```sh\necho \"<b>\"\n```");
422
423 $md = new Markdown('dietrannynigger', '/blog/');
424 $body = $md->parse();
425
426 $test->assertStringContains('<code class="language-c hl"><span class="hl-keyword">int</span> x = <span class="hl-number">42</span>; <span class="hl-comment">// &lt;b&gt;</span></code>', $body);
427 // 未対応の言語はエスケープだけ
428 $test->assertStringContains('<code class="language-sh">echo &quot;&lt;b&gt;&quot;</code>', $body);
429 });
430
431 $test->it('文字列から変換出来て、メタデータの区切りは無いはず', function($test): void {
432 $body = Markdown::fromString("# 題 <b>\n\n前\n\n----\n\n後\n")->parse();
433 $test->assertStringContains('題 &lt;b&gt;</h1>', $body);
434 $test->assertStringContains('前', $body);
435 $test->assertStringContains('<hr', $body);
436 $test->assertStringContains('後', $body);
437 });
438
439 rmfile();
440});
441
442$test->printSummary();