janniclas.loosenandClaude Opus 5.5
b197d8171f
Adds widgets and header/background theme mods, integer galleryIds, wider pre-filter, regex failures as possible usages, newest-first candidates, and usages_complete/usages_truncated in media-get. Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01At3V6SjwbMe6eMzVGW3Hs7
320 lines
13 KiB
PHP
320 lines
13 KiB
PHP
<?php
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declare(strict_types=1);
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namespace LIT\MCP\Tests\Unit\Integrations\Media;
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use Brain\Monkey\Functions;
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use LIT\MCP\Integrations\Media\MediaUsageFinder;
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use LIT\MCP\Tests\Unit\TestCase;
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use Mockery;
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use Mockery\MockInterface;
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final class MediaUsageFinderTest extends TestCase
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{
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/** @var list<string> */
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private array $queries = [];
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/**
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* @param array<int, string> $contents Candidate post ID => post_content.
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* @param list<object> $featured
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* @param list<object> $fields
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* @param array<string, mixed> $options Option name => value.
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* @param array<string, mixed> $themeMods Theme mod name => value.
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*/
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private function finder(
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array $contents = [],
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array $featured = [],
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array $fields = [],
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array $options = [],
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array $themeMods = [],
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array $mediaKeys = [],
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string $file = '2026/09/foto-scaled.jpg'
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): MediaUsageFinder {
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Functions\when('get_post_meta')->justReturn($file);
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Functions\when('get_option')->alias(static fn (string $name) => $options[$name] ?? false);
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Functions\when('get_theme_mod')->alias(static fn (string $name) => $themeMods[$name] ?? false);
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Functions\when('post_type_exists')->alias(static fn (string $type): bool => $type !== 'ghost');
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Functions\when('current_user_can')->alias(static fn (string $cap, int $id): bool => $cap === 'read_post' && $id !== 13);
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/** @var MockInterface&\wpdb $db */
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$db = Mockery::mock(\wpdb::class)->makePartial();
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$db->allows('get_results')->andReturnUsing(function (string $sql) use ($contents, $featured, $fields): array {
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$this->queries[] = $sql;
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if (str_contains($sql, '_thumbnail_id')) {
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return $featured;
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}
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if (str_contains($sql, 'pm.meta_key IN')) {
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return $fields;
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}
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if (str_contains($sql, 'post_content LIKE')) {
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return array_map(
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static fn (int $id): object => (object) ['ID' => $id, 'post_title' => 'Seite ' . $id, 'post_type' => 'page'],
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array_keys($contents)
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);
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}
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if (str_contains($sql, 'p.ID IN')) {
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// No regex here: the PCRE limit test runs this with a backtrack limit of 1.
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$list = substr($sql, (int) strpos($sql, 'p.ID IN (') + strlen('p.ID IN ('));
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$ids = array_map('intval', explode(',', substr($list, 0, (int) strpos($list, ')'))));
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$rows = [];
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foreach ($ids as $id) {
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if (isset($contents[$id])) {
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$rows[] = (object) ['ID' => $id, 'post_content' => $contents[$id]];
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}
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}
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return $rows;
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}
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return [];
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});
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return new MediaUsageFinder(static fn (): array => $mediaKeys, $db);
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}
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/** @return array<int|string, string> post_id (or title for site usages) => certainty */
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private static function certainties(array $usages): array
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{
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$result = [];
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foreach ($usages as $usage) {
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$result[$usage['post_id'] === 0 ? $usage['title'] : $usage['post_id']] = $usage['certainty'];
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}
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return $result;
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}
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private static function post(int $id, string $title, string $type = 'page'): object
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{
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return (object) ['ID' => $id, 'post_title' => $title, 'post_type' => $type];
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}
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public function testCombinesFeaturedFieldSiteAndContentUsages(): void
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{
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$usages = $this->finder(
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[5 => '<img class="wp-image-33">', 9 => '<img class="wp-image-33 size-full">'],
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[self::post(5, 'Team')],
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[self::post(12, 'Anna', 'lit_person')],
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['site_icon' => '33'],
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['custom_logo' => 33],
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['photo']
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)->usages(33);
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self::assertSame(
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[
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['post_id' => 5, 'title' => 'Team', 'post_type' => 'page', 'where' => 'featured', 'certainty' => 'sicher'],
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['post_id' => 12, 'title' => 'Anna', 'post_type' => 'lit_person', 'where' => 'field', 'certainty' => 'sicher'],
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['post_id' => 0, 'title' => 'Website-Icon', 'post_type' => 'option', 'where' => 'site_icon', 'certainty' => 'sicher'],
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['post_id' => 0, 'title' => 'Logo (Customizer)', 'post_type' => 'theme_mod', 'where' => 'custom_logo', 'certainty' => 'sicher'],
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['post_id' => 9, 'title' => 'Seite 9', 'post_type' => 'page', 'where' => 'content', 'certainty' => 'sicher'],
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],
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$usages
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);
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}
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public function testQueriesArePreparedBoundedAndNewestFirst(): void
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{
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$this->finder([5 => 'x'], [], [], [], [], ['photo'])->usages(33, 7);
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[$featured, $fields, $candidates] = $this->queries;
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self::assertStringContainsString("pm.meta_value = '33'", $featured);
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self::assertStringContainsString('ORDER BY p.ID DESC LIMIT 8', $featured);
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self::assertStringContainsString("pm.meta_key IN ('photo')", $fields);
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self::assertStringContainsString('ORDER BY p.ID DESC LIMIT 8', $fields);
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$likes = [
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'%wp-image-33%', '%"id":33%', '%"id":"33"%', '%"id": 33%', '%"id": "33"%', '%"mediaId":33%',
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'%"mediaId":"33"%', '%"mediaId": 33%', '%ids=%33%', '%"ids":%33%', '%galleryIds":%33%',
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'%/2026/09/foto%', '%\\\\/2026\\\\/09\\\\/foto%',
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];
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foreach ($likes as $like) {
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self::assertStringContainsString("'" . $like . "'", $candidates, $like);
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}
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self::assertStringContainsString('ORDER BY p.ID DESC LIMIT 200', $candidates);
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self::assertStringNotContainsString('post_content,', $candidates, 'candidates must not load content');
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}
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public function testCertainContentReferencesByAttachmentId(): void
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{
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$contents = [
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1 => '[gallery ids="4,33,7"]',
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2 => '[et_pb_gallery gallery_ids="33,8"][/et_pb_gallery]',
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3 => '<!-- wp:image {"id":33,"sizeSlug":"large"} --><figure></figure><!-- /wp:image -->',
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4 => '<!-- wp:gallery {"ids":[2,33]} /-->',
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5 => '<!-- wp:media-text {"mediaId":"33","mediaType":"image"} --><div></div><!-- /wp:media-text -->',
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6 => '<!-- wp:cover {"url":"x", "id": 33} --><div></div><!-- /wp:cover -->',
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7 => '<!-- wp:divi/image {"image":{"innerContent":{"desktop":{"value":{"src":"https://k.de/a.jpg","id":"33"}}}}} /-->',
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8 => '<!-- wp:divi/gallery {"image":{"advanced":{"galleryIds":{"desktop":{"value":"12,33"}}}}} /-->',
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9 => '<!-- wp:divi/text {"content":{"innerContent":{"desktop":{"value":"[et_pb_gallery gallery_ids=\\u002233\\u0022]"}}}} /-->',
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10 => '<!-- wp:divi/gallery {"image":{"advanced":{"galleryIds":{"desktop":{"value":[12,33]}}}}} /-->',
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];
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$usages = $this->finder($contents)->usages(33);
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self::assertSame(array_fill_keys(range(1, 10), 'sicher'), self::certainties($usages));
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}
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public function testFileUrlMatchesAreOnlyPossibleUsages(): void
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{
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$contents = [
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1 => '<img src="https://k.de/wp-content/uploads/2026/09/foto-300x200.jpg">',
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2 => '[et_pb_image src="https://k.de/wp-content/uploads/2026/09/foto-scaled.jpg"]',
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3 => '<!-- wp:divi/image {"image":{"innerContent":{"desktop":{"value":{"src":"https:\/\/k.de\/wp-content\/uploads\/2026\/09\/foto.webp"}}}}} /-->',
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];
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self::assertSame(
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[1 => 'möglicherweise', 2 => 'möglicherweise', 3 => 'möglicherweise'],
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self::certainties($this->finder($contents)->usages(33))
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);
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}
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public function testLookalikesAreNoUsage(): void
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{
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$contents = [
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1 => '<img class="wp-image-330">',
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2 => '<!-- wp:image {"id":330} /--> <!-- wp:gallery {"ids":[133,334]} /-->',
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3 => '[gallery ids="330,1334"] <!-- wp:paragraph {"id":33} /-->',
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4 => '<img src="https://k.de/wp-content/uploads/2026/09/foto-2.jpg"> /2025/09/foto.jpg',
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5 => '<!-- wp:divi/gallery {"image":{"advanced":{"galleryIds":{"desktop":{"value":[330,3]}}}}} /-->',
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];
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$finder = $this->finder($contents);
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self::assertSame([], $finder->usages(33));
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self::assertFalse($finder->isUsed(33));
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}
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public function testCappedContentSearchIsNeverReportedAsUnused(): void
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{
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$finder = $this->finder(array_fill_keys(range(1, 200), 'nichts'));
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self::assertTrue($finder->isUsed(33));
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$scan = $finder->scan(33);
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self::assertFalse($scan['complete']);
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self::assertFalse($scan['truncated']);
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self::assertSame(
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[[
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'post_id' => 0,
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'title' => 'Inhaltssuche unvollständig – weitere Verwendungen möglich',
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'post_type' => 'content',
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'where' => 'content',
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'certainty' => 'möglicherweise',
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]],
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$scan['usages']
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);
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}
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public function testScanReportsTruncationBeyondMax(): void
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{
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$finder = $this->finder([], [self::post(1, 'A'), self::post(2, 'B'), self::post(3, 'C')]);
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$scan = $finder->scan(33, 2);
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self::assertCount(2, $scan['usages']);
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self::assertTrue($scan['truncated']);
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self::assertTrue($scan['complete']);
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self::assertFalse($finder->scan(33, 3)['truncated']);
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}
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public function testRegexFailureCountsAsPossibleUsage(): void
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{
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$jit = ini_get('pcre.jit');
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$backtrack = ini_get('pcre.backtrack_limit');
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$finder = $this->finder([7 => str_repeat('wp-image-3 ', 200)]);
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ini_set('pcre.jit', '0');
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ini_set('pcre.backtrack_limit', '1');
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try {
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$usages = $finder->usages(33);
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} finally {
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ini_set('pcre.jit', (string) $jit);
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ini_set('pcre.backtrack_limit', (string) $backtrack);
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}
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self::assertSame([7 => 'möglicherweise'], self::certainties($usages));
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}
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public function testWidgetsAndThemeMods(): void
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{
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$usages = $this->finder(
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[],
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[],
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[],
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[
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'widget_media_image' => [3 => ['attachment_id' => 33, 'url' => 'x'], 4 => ['attachment_id' => 330], '_multiwidget' => 1],
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'widget_media_gallery' => [2 => ['ids' => [5, 33]], 3 => ['ids' => [330]], '_multiwidget' => 1],
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'widget_block' => [
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4 => ['content' => '<!-- wp:image {"id":33} --><figure></figure><!-- /wp:image -->'],
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5 => ['content' => '<img src="https://k.de/wp-content/uploads/2026/09/foto-150x150.jpg">'],
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6 => ['content' => '<p>nichts</p>'],
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'_multiwidget' => 1,
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],
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],
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[
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'header_image_data' => (object) ['attachment_id' => 33, 'url' => 'x'],
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'background_image' => 'https://k.de/wp-content/uploads/2026/09/foto.jpg',
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]
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)->usages(33);
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self::assertSame(
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[
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'Header-Bild' => 'sicher',
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'Hintergrundbild' => 'möglicherweise',
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'Widget media_image-3' => 'sicher',
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'Widget media_gallery-2' => 'sicher',
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'Widget block-4' => 'sicher',
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'Widget block-5' => 'möglicherweise',
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],
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self::certainties($usages)
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);
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self::assertSame(['header_image', 'background_image', 'widget', 'widget', 'widget', 'widget'], array_column($usages, 'where'));
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}
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public function testUnreadableEntriesHideTheirTitleAndDiviLogoIsPossible(): void
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{
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$usages = $this->finder(
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[13 => '<img class="wp-image-33">'],
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[self::post(20, 'Geist', 'ghost')],
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[],
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['et_divi' => ['divi_logo' => 'https://k.de/wp-content/uploads/2026/09/foto.jpg']]
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)->usages(33);
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self::assertSame(
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[
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['post_id' => 20, 'title' => '(nicht lesbar)', 'post_type' => 'ghost', 'where' => 'featured', 'certainty' => 'sicher'],
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['post_id' => 0, 'title' => 'Divi-Logo', 'post_type' => 'option', 'where' => 'divi_logo', 'certainty' => 'möglicherweise'],
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['post_id' => 13, 'title' => '(nicht lesbar)', 'post_type' => 'page', 'where' => 'content', 'certainty' => 'sicher'],
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],
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$usages
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);
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}
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public function testIdReferenceWinsOverAFileMatchInTheSameContent(): void
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{
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$usages = $this->finder([5 => '/2026/09/foto.jpg <img class="wp-image-33">'])->usages(33);
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self::assertSame([5 => 'sicher'], self::certainties($usages));
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}
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public function testNoFieldQueryWithoutMediaFieldsAndUnusedMedia(): void
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{
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self::assertFalse($this->finder()->isUsed(33));
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self::assertCount(2, $this->queries);
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}
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public function testIsUsedStopsAfterTheFirstHit(): void
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{
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$finder = $this->finder([5 => 'wp-image-33'], [self::post(5, 'Team')], [], [], [], ['photo']);
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self::assertTrue($finder->isUsed(33));
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self::assertCount(1, $this->queries);
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}
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public function testWithoutAttachedFileNoFilePatterns(): void
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{
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$this->finder([], [], [], [], [], [], '')->usages(33);
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self::assertStringNotContainsString('foto', $this->queries[1]);
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self::assertStringNotContainsString("'%/%'", $this->queries[1]);
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}
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}
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