xref: /dokuwiki/_test/tests/Parsing/ParserMode/GfmHrTest.php (revision 75364f13219a5af44f52c564ea0a62df64c3a17f) 
1<?php
2
3namespace dokuwiki\test\Parsing\ParserMode;
4
5use dokuwiki\Parsing\ParserMode\Eol;
6use dokuwiki\Parsing\ParserMode\GfmHr;
7
8/**
9 * Tests for the unified horizontal-rule mode.
10 *
11 * Covers both pattern flavors: pure `dw` (4-or-more dashes only)
12 * and the wider GFM flavor that loads in `md`, `dw+md`, `md+dw`
13 * (3-or-more of `-` / `*` / `_`). No leading, trailing, or internal
14 * whitespace tolerance in either flavor.
15 */
16class GfmHrTest extends ParserTestBase
17{
18    /**
19     * Whether at least one `hr` call was emitted for the given input
20     * under the given syntax. Returns the call count for richer
21     * assertion messages.
22     */
23    protected function countHrCalls(string $syntax, string $input): int
24    {
25        $this->setUp();
26        $this->setSyntax($syntax);
27        $this->P->addMode('gfm_hr', new GfmHr());
28        $this->P->parse($input);
29        return count(array_filter($this->H->calls, static fn($c) => $c[0] === 'hr'));
30    }
31
32    // ------------------------------------------------------------------
33    // DW flavor (`$conf['syntax'] = 'dw'`)
34    // ------------------------------------------------------------------
35
36    public function testDwFourDashes()
37    {
38        $this->assertSame(1, $this->countHrCalls('dw', "\n----\n"));
39    }
40
41    public function testDwManyDashes()
42    {
43        $this->assertSame(1, $this->countHrCalls('dw', "\n--------\n"));
44    }
45
46    public function testDwThreeDashesNotHr()
47    {
48        $this->assertSame(0, $this->countHrCalls('dw', "\n---\n"));
49    }
50
51    public function testDwAsterisksNotHr()
52    {
53        $this->assertSame(0, $this->countHrCalls('dw', "\n***\n"));
54        $this->assertSame(0, $this->countHrCalls('dw', "\n********\n"));
55    }
56
57    public function testDwUnderscoresNotHr()
58    {
59        $this->assertSame(0, $this->countHrCalls('dw', "\n___\n"));
60        $this->assertSame(0, $this->countHrCalls('dw', "\n_____\n"));
61    }
62
63    public function testDwLeadingSpaceNotHr()
64    {
65        $this->assertSame(0, $this->countHrCalls('dw', "\n ----\n"));
66    }
67
68    public function testDwTrailingSpaceNotHr()
69    {
70        $this->assertSame(0, $this->countHrCalls('dw', "\n---- \n"));
71    }
72
73    public function testDwInterruptsParagraph()
74    {
75        $this->setSyntax('dw');
76        $this->P->addMode('gfm_hr', new GfmHr());
77        $this->P->parse("Foo\n----\nBar");
78        $calls = [
79            ['document_start', []],
80            ['p_open', []],
81            ['cdata', ["\nFoo"]],
82            ['p_close', []],
83            ['hr', []],
84            ['p_open', []],
85            ['cdata', ["\nBar"]],
86            ['p_close', []],
87            ['document_end', []],
88        ];
89        $this->assertCalls($calls, $this->H->calls);
90    }
91
92    // ------------------------------------------------------------------
93    // GFM flavor (any non-`dw` syntax setting)
94    // ------------------------------------------------------------------
95
96    public function testMdDashes()
97    {
98        foreach (['md', 'dw+md', 'md+dw'] as $syntax) {
99            $this->assertSame(1, $this->countHrCalls($syntax, "\n---\n"),
100                "syntax=$syntax: bare `---` must produce hr");
101        }
102    }
103
104    public function testMdAsterisks()
105    {
106        foreach (['md', 'dw+md', 'md+dw'] as $syntax) {
107            $this->assertSame(1, $this->countHrCalls($syntax, "\n***\n"),
108                "syntax=$syntax: bare `***` must produce hr");
109        }
110    }
111
112    public function testMdUnderscores()
113    {
114        foreach (['md', 'dw+md', 'md+dw'] as $syntax) {
115            $this->assertSame(1, $this->countHrCalls($syntax, "\n___\n"),
116                "syntax=$syntax: bare `___` must produce hr");
117        }
118    }
119
120    public function testMdManyChars()
121    {
122        $this->assertSame(1, $this->countHrCalls('md', "\n--------\n"));
123        $this->assertSame(1, $this->countHrCalls('md', "\n********\n"));
124        $this->assertSame(1, $this->countHrCalls('md', "\n________\n"));
125    }
126
127    public function testMdTooFew()
128    {
129        $this->assertSame(0, $this->countHrCalls('md', "\n--\n"));
130        $this->assertSame(0, $this->countHrCalls('md', "\n**\n"));
131        $this->assertSame(0, $this->countHrCalls('md', "\n__\n"));
132    }
133
134    public function testMdInternalSpacesNotSupported()
135    {
136        $this->assertSame(0, $this->countHrCalls('md', "\n- - -\n"));
137        $this->assertSame(0, $this->countHrCalls('md', "\n* * *\n"));
138        $this->assertSame(0, $this->countHrCalls('md', "\n_ _ _\n"));
139    }
140
141    public function testMdLeadingSpaceNotSupported()
142    {
143        $this->assertSame(0, $this->countHrCalls('md', "\n ***\n"));
144        $this->assertSame(0, $this->countHrCalls('md', "\n   ---\n"));
145    }
146
147    public function testMdTrailingSpaceNotSupported()
148    {
149        $this->assertSame(0, $this->countHrCalls('md', "\n--- \n"));
150    }
151
152    public function testMdMixedChars()
153    {
154        $this->assertSame(0, $this->countHrCalls('md', "\n-*-\n"));
155        $this->assertSame(0, $this->countHrCalls('md', "\n***---\n"));
156    }
157
158    public function testMdLetterMixed()
159    {
160        $this->assertSame(0, $this->countHrCalls('md', "\n---a\n"));
161        $this->assertSame(0, $this->countHrCalls('md', "\na---\n"));
162        $this->assertSame(0, $this->countHrCalls('md', "\n---a---\n"));
163    }
164
165    public function testMdInterruptsParagraph()
166    {
167        $this->setSyntax('md');
168        $this->P->addMode('gfm_hr', new GfmHr());
169        $this->P->addMode('eol', new Eol());
170        $this->P->parse("Foo\n***\nbar");
171        $modes = array_column($this->H->calls, 0);
172        $this->assertContains('hr', $modes,
173            'thematic break interrupts paragraph without blank line (spec 28)');
174    }
175
176    // ------------------------------------------------------------------
177    // Common
178    // ------------------------------------------------------------------
179
180    public function testSortValue()
181    {
182        $mode = new GfmHr();
183        $this->assertSame(160, $mode->getSort());
184    }
185}
186