(cherry picked from commit 6e60f0b5)

Issue #3465154 by yujiman85, n-m-daz, nod_: Update run-tests.sh help output to match current test organization

Issue #3470179 by catch, quietone: Account for test type, number of methods, and data providers in test ordering

Issue #3465602 by catch, quietone, smustgrave: Order tests by number of public methods to optimize gitlab job times

Issue #2890023 by mcdruid, quietone, ricardoamaro: clarify db settings for run-tests.sh example command

Issue #3417066 by mondrake, longwave, larowlan, alexpott, catch: Upgrade PHPUnit to 10, drop Symfony PHPUnit-bridge dependency

Issue #3393475 by fjgarlin, catch: Enable running the same test multiple times on gitlab ci for random test failures

Issue #3388365 by catch, larowlan, bbrala, smustgrave: Distribute @group #slow tests between test runners and mark more tests

Issue #3386076 by fjgarlin, catch, longwave, larowlan, mstrelan, el7cosmos, RoSk0, xurizaemon, poker10, alexpott, bbrala, nick_schuch: GitLab CI integration for core

Issue #2921133 by quietone, VladimirAus, xjm, ankithashetty, longwave, Prem Suthar, smustgrave, benjifisher, AaronMcHale: Remove "Please" from the codebase

Issue #3372789 by aaron.ferris, larowlan: run-tests.sh references a non existent obsolete Core module's (simpletest) url

Issue #3328454 by xjm, Bhanu951, jidrone, smustgrave: Replace most strpos() !== FALSE or === FALSE with str_contains()

Issue #3075608 by mondrake, Mile23, longwave: Introduce TestRun objects and refactor TestDatabase to be testable

Issue #3317504 by Wim Leers, penyaskito: run-tests.sh claims to support running a particular test method, but does not

Issue #3251817 by alexpott, jonathan1055, nicxvan, longwave: Make run-tests.sh select all the required tests when testgroups: has more than one value

Issue #3293446 by alexpott, daffie: Create less static cache in ExtensionDiscovery during KernelTests

Issue #3254726 by longwave, mondrake: Remove SimpleTest support from run-tests.sh, TestDiscovery and TestRunnerKernel

Issue #3222769 by bbrala, alexpott, longwave, Matroskeen: [November 8, 2021] Replace all list (array destructuring) assignment to the array syntax

Issue #3222251 by bbrala, longwave: [November 8, 2021] Replace all isset constructs with the null coalescing operator

Issue #3236798 by alexpott: \Drupal\Core\Datetime\DateFormatter::formatInterval() causes deprecations in PHP 8.1

Issue #3106531 by mondrake, daffie, Rithesh BK, catch, xjm: Notify in Status Report that per-table database prefixes are no longer supported, and will throw errors in Drupal 10.0

Issue #3189880 by mondrake, raman.b, Pooja Ganjage, daffie, Megha_kundar, dww, S_Bhandari: Use square brackets syntax in sql queries

Liam Morland authored 4 years ago and Alex Pott committed 4 years ago

Issue #3187730 by Liam Morland: Document that run-tests.sh arguments --class and --file must be last

Issue #2851394 by GoZ, hgunicamp, oknate, jungle, wolffereast, tameeshb, mmatsoo, ridhimaabrol24, jofitz, swarad07, tanc, shaktik, dimaro, shashikant_chauhan, MerryHamster, quietone, nitesh624, martin_q, boaloysius, gaurav.kapoor, nitvirus, ankithashetty, Munavijayalakshmi, kostyashupenko, leolando.tan, amit.drupal, ravi.shankar, akashkrishnan01, Swapnil_Kotwal, Saviktor, mrinalini9, anmolgoyal74, Venkatesh Rajan.J, shimpy, lomasr, Dinesh18, shubham.prakash, mahtab_alam, markdorison, cilefen, longwave, bleen, xjm, alexpott, gmaltoni: Fix grammar 'a' to 'an' when necessary

Issue #3127141 by mondrake, longwave, alexpott, Neslee Canil Pinto, Suresh Prabhu Parkala, ravi.shankar: Use PHPUnit 9 for PHP 7.4+, while keeping support for PHPUnit 8.4 in PHP 7.3