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| 1 | +<?php |
| 2 | +/** |
| 3 | + * Unit tests covering WP_HTML_Processor fragment parsing functionality. |
| 4 | + * |
| 5 | + * @package WordPress |
| 6 | + * @subpackage HTML-API |
| 7 | + * |
| 8 | + * @since 6.8.0 |
| 9 | + * |
| 10 | + * @group html-api |
| 11 | + * |
| 12 | + * @coversDefaultClass WP_HTML_Processor |
| 13 | + */ |
| 14 | +class Tests_HtmlApi_WpHtmlProcessorFragmentParsing extends WP_UnitTestCase { |
| 15 | + /** |
| 16 | + * Verifies that the fragment parser doesn't allow invalid context nodes. |
| 17 | + * |
| 18 | + * This includes void elements and self-contained elements because they can |
| 19 | + * contain no inner HTML. Operations on self-contained elements should occur |
| 20 | + * through methods such as {@see WP_HTML_Tag_Processor::set_modifiable_text}. |
| 21 | + * |
| 22 | + * @ticket 62357 |
| 23 | + * |
| 24 | + * @dataProvider data_invalid_fragment_contexts |
| 25 | + * |
| 26 | + * @param string $context Invalid context node for fragment parser. |
| 27 | + */ |
| 28 | + public function test_rejects_invalid_fragment_contexts( string $context, string $doing_it_wrong_method_name ) { |
| 29 | + $this->setExpectedIncorrectUsage( "WP_HTML_Processor::{$doing_it_wrong_method_name}" ); |
| 30 | + $this->assertNull( |
| 31 | + WP_HTML_Processor::create_fragment( 'just a test', $context ), |
| 32 | + "Should not have been able to create a fragment parser with context node {$context}" |
| 33 | + ); |
| 34 | + } |
| 35 | + |
| 36 | + /** |
| 37 | + * Data provider. |
| 38 | + * |
| 39 | + * @ticket 62357 |
| 40 | + * |
| 41 | + * @return array[] |
| 42 | + */ |
| 43 | + public static function data_invalid_fragment_contexts() { |
| 44 | + return array( |
| 45 | + /* |
| 46 | + * Invalid contexts. |
| 47 | + */ |
| 48 | + /* |
| 49 | + * The text node is confused with a virtual body open tag. |
| 50 | + * This should fail to set a bookmark in `create_fragment` |
| 51 | + * but currently does not, it slips through and fails in |
| 52 | + * `create_fragment_at_current_node`. |
| 53 | + */ |
| 54 | + 'Invalid text' => array( 'just some text', 'create_fragment_at_current_node' ), |
| 55 | + 'Invalid comment' => array( '<!-- comment -->', 'create_fragment' ), |
| 56 | + 'Invalid closing' => array( '</div>', 'create_fragment' ), |
| 57 | + 'Invalid DOCTYPE' => array( '<!DOCTYPE html>', 'create_fragment' ), |
| 58 | + /* |
| 59 | + * PLAINTEXT should appear in the unsupported elements, but at the |
| 60 | + * moment it's completely unsupported by the processor so |
| 61 | + * the context element cannot be found. |
| 62 | + */ |
| 63 | + 'Unsupported PLAINTEXT' => array( '<plaintext>', 'create_fragment' ), |
| 64 | + |
| 65 | + /* |
| 66 | + * Invalid contexts. |
| 67 | + */ |
| 68 | + 'AREA' => array( '<area>', 'create_fragment_at_current_node' ), |
| 69 | + 'BASE' => array( '<base>', 'create_fragment_at_current_node' ), |
| 70 | + 'BASEFONT' => array( '<basefont>', 'create_fragment_at_current_node' ), |
| 71 | + 'BGSOUND' => array( '<bgsound>', 'create_fragment_at_current_node' ), |
| 72 | + 'BR' => array( '<br>', 'create_fragment_at_current_node' ), |
| 73 | + 'COL' => array( '<table><colgroup><col>', 'create_fragment_at_current_node' ), |
| 74 | + 'EMBED' => array( '<embed>', 'create_fragment_at_current_node' ), |
| 75 | + 'FRAME' => array( '<frameset><frame>', 'create_fragment_at_current_node' ), |
| 76 | + 'HR' => array( '<hr>', 'create_fragment_at_current_node' ), |
| 77 | + 'IMG' => array( '<img>', 'create_fragment_at_current_node' ), |
| 78 | + 'INPUT' => array( '<input>', 'create_fragment_at_current_node' ), |
| 79 | + 'KEYGEN' => array( '<keygen>', 'create_fragment_at_current_node' ), |
| 80 | + 'LINK' => array( '<link>', 'create_fragment_at_current_node' ), |
| 81 | + 'META' => array( '<meta>', 'create_fragment_at_current_node' ), |
| 82 | + 'PARAM' => array( '<param>', 'create_fragment_at_current_node' ), |
| 83 | + 'SOURCE' => array( '<source>', 'create_fragment_at_current_node' ), |
| 84 | + 'TRACK' => array( '<track>', 'create_fragment_at_current_node' ), |
| 85 | + 'WBR' => array( '<wbr>', 'create_fragment_at_current_node' ), |
| 86 | + |
| 87 | + /* |
| 88 | + * Unsupported elements. Include a tag closer to ensure the element can be found |
| 89 | + * and does not pause the parser at an incomplete token. |
| 90 | + */ |
| 91 | + 'IFRAME' => array( '<iframe></iframe>', 'create_fragment_at_current_node' ), |
| 92 | + 'NOEMBED' => array( '<noembed></noembed>', 'create_fragment_at_current_node' ), |
| 93 | + 'NOFRAMES' => array( '<noframes></noframes>', 'create_fragment_at_current_node' ), |
| 94 | + 'SCRIPT' => array( '<script></script>', 'create_fragment_at_current_node' ), |
| 95 | + 'SCRIPT with type' => array( '<script type="javascript"></script>', 'create_fragment_at_current_node' ), |
| 96 | + 'STYLE' => array( '<style></style>', 'create_fragment_at_current_node' ), |
| 97 | + 'TEXTAREA' => array( '<textarea></textarea>', 'create_fragment_at_current_node' ), |
| 98 | + 'TITLE' => array( '<title></title>', 'create_fragment_at_current_node' ), |
| 99 | + 'XMP' => array( '<xmp></xmp>', 'create_fragment_at_current_node' ), |
| 100 | + ); |
| 101 | + } |
| 102 | +} |
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