class UserMailDefaultsTest

class UserMailDefaultsTest extends KernelTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'user',
        'system',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->installConfig([
            'user',
        ]);
    }
    
    /**
     * Tests that each user mail contains blank lines.
     *
     * @dataProvider userMailsProvider
     */
    public function testMailDefaults($key) {
        $body = $this->config('user.mail')
            ->get("{$key}.body");
        $this->assertStringContainsString("\n\n", $body);
    }
    
    /**
     * Data provider for user mail testing.
     *
     * @return array
     *   Array of arrays containing the set of user mail configuration keys.
     */
    public function userMailsProvider() {
        return [
            [
                'cancel_confirm',
            ],
            [
                'password_reset',
            ],
            [
                'status_activated',
            ],
            [
                'status_blocked',
            ],
            [
                'status_canceled',
            ],
            [
                'register_admin_created',
            ],
            [
                'register_no_approval_required',
            ],
            [
                'register_pending_approval',
            ],
            [
                'register_pending_approval_admin',
            ],
        ];
    }

}