SearchConfigSettingsForm::testSearchNodeTypes in core/modules/search/tests/search.test

Verify enabling/disabling of certain node types.

SearchExactTestCase::testExactQuery in core/modules/search/tests/search.test

Tests that the correct number of pager links are found for both keywords and phrases.

SearchNodeAccessTest::testPhraseSearchPunctuation in core/modules/search/tests/search.test

Tests that search works with punctuation and HTML entities.

SearchRankingTestCase::testDoubleRankings in core/modules/search/tests/search.test

Verifies that if we combine two rankings, search still works.

SearchRankingTestCase::testHTMLRankings in core/modules/search/tests/search.test

Test rankings of HTML tags.

SearchRankingTestCase::testRankings in core/modules/search/tests/search.test

search_cron in core/modules/search/search.module

Implements hook_cron().

search_reindex_batch in core/modules/search/search.module

Batch operation to rebuild the search index.