Laravel reset auto increment for tests with databases where you can't do a migrate:refresh

Laravel Auto Increment Reset

<?php

namespace <Your namespace here>;

use Illuminate\Support\Facades\DB;

/**
 *
 * @author Ervinne Sodusta <[email protected]>
 */
trait ResetsAutoIncrementedState
{

    static $lastId;
    static $staticConnection;
    static $staticTable;
    static $staticPrimaryKey;

    public static function saveState()
    {

        if (!static::$staticTable || !static::$staticPrimaryKey) {
            $model = new static();

            static::$staticConnection = $model->getConnectionName();
            static::$staticTable      = $model->getTable();
            static::$staticPrimaryKey = $model->getKeyName();
        }

        static::$lastId = DB::connection(static::$staticConnection)->table(static::$staticTable)->max(static::$staticPrimaryKey) + 1;
    }

    public static function resetState()
    {
        if (static::$lastId) {
            $lastId = static::$lastId;
            $table  = static::$staticTable;

            $connection = DB::connection(static::$staticConnection);
            $database   = $connection->getConfig('database');

            DB::connection(static::$staticConnection)->table(static::$staticTable)->where(static::$staticPrimaryKey, '>=', $lastId)->delete();
            DB::connection(static::$staticConnection)->statement("SET SESSION sql_mode='';");
            DB::connection(static::$staticConnection)->statement("ALTER TABLE {$database}.{$table} AUTO_INCREMENT = {$lastId}");
            DB::connection(static::$staticConnection)->statement("SET SESSION sql_mode='STRICT_TRANS_TABLES';");
        }

        static::$lastId = null;
    }

    public function scopeAddedSinceSaveState($query)
    {
        return $query->where($this->primaryKey, '>=', static::$lastId);
    }

}

Example Usage:

Model:

In the Test: