UserRoleDeleteTest.php

<?php

namespace Drupal\Tests\user\Kernel;

use Drupal\KernelTests\KernelTestBase;
use Drupal\user\Entity\User;

/**
 * Tests the handling of user_role entity from the user module
 *
 * @group user
 */
class UserRoleDeleteTest extends KernelTestBase {
    
    /**
     * Modules to enable.
     *
     * @var array
     */
    public static $modules = [
        'system',
        'user',
        'field',
    ];
    protected function setUp() {
        parent::setUp();
        $this->installEntitySchema('user');
    }
    
    /**
     * Tests removal of role references on role entity delete.
     *
     * @see user_user_role_delete()
     */
    public function testRoleDeleteUserRoleReferenceDelete() {
        // Create two test roles.
        $role_storage = $this->container
            ->get('entity_type.manager')
            ->getStorage('user_role');
        $role_storage->create([
            'id' => 'test_role_one',
        ])
            ->save();
        $role_storage->create([
            'id' => 'test_role_two',
        ])
            ->save();
        // Create user and assign both test roles.
        $values = [
            'uid' => 1,
            'name' => $this->randomString(),
            'roles' => [
                'test_role_one',
                'test_role_two',
            ],
        ];
        $user = User::create($values);
        $user->save();
        // Check that user has both roles.
        $this->assertTrue($user->hasRole('test_role_one'));
        $this->assertTrue($user->hasRole('test_role_two'));
        // Delete test role one.
        $test_role_one = $role_storage->load('test_role_one');
        $test_role_one->delete();
        // Load user again from the database.
        $user = User::load($user->id());
        // Check that user does not have role one anymore, still has role two.
        $this->assertFalse($user->hasRole('test_role_one'));
        $this->assertTrue($user->hasRole('test_role_two'));
        // Create new role with same name.
        $role_storage->create([
            'id' => 'test_role_one',
        ])
            ->save();
        // Load user again from the database.
        $user = User::load($user->id());
        // Check that user does not have role one.
        $this->assertFalse($user->hasRole('test_role_one'));
        $this->assertTrue($user->hasRole('test_role_two'));
    }

}