<?php

/**

* Test wp_user_settings().

*

* @group option

* @group user

* @covers ::wp_user_settings

*/

class Tests_Option_wpUserSettings extends WP_UnitTestCase {

/**

* Tests that PHP 8.1 "passing null to non-nullable" deprecation notice

* is not thrown for the `$domain` parameter of setcookie() calls in the function.

*

* The notice that we should not see:

* `Deprecated: setcookie(): Passing null to parameter #5 ($domain) of type string is deprecated`.

*

* Note: This does not test the actual functioning of wp_user_settings().

* It just and only tests for/against the deprecation notice.

*

* @ticket 54914

*/

public function test_wp_user_settings_does_not_throw_deprecation_notice_for_setcookie() {

set_current_screen( 'edit.php' );

wp_set_current_user( self::factory()->user->create() );

// Verify that the function's starting conditions are satisfied.

$this->assertTrue( is_admin() );

$this->assertGreaterThan( 0, get_current_user_id() );

// `Cannot modify header information - headers already sent by...` from setcookie().

$this->expectWarning();

wp_user_settings();

}

}