<?php

use Illuminate\Support\Arr;

class TestCase extends \PHPUnit\Framework\TestCase
{
    /**
     * @var string
     */
    protected $api_key;

    protected function setUp()
    {
        parent::setUp();
        $this->api_key = env('SENDGRID_API_KEY');
    }
}

class MockConfig implements ArrayAccess, Illuminate\Contracts\Config\Repository
{
    private $item;

    /**
     * MockConfig constructor.
     */
    public function __construct()
    {
        $filesystem = new \Illuminate\Filesystem\Filesystem;
        $services = $filesystem->getRequire(__DIR__ . '/config/services.php');
        array_set($this->item, 'services.sendgrid', $services['sendgrid']);
    }

    /**
     * Determine if the given configuration value exists.
     *
     * @param  string $key
     * @return bool
     */
    public function has($key)
    {
        // TODO: Implement has() method.
    }

    /**
     * Get the specified configuration value.
     *
     * @param  string $key
     * @param  mixed $default
     * @return mixed
     */
    public function get($key, $default = null)
    {
        return Arr::get($this->item, $key, $default);
    }

    /**
     * Set a given configuration value.
     *
     * @param  array|string $key
     * @param  mixed $value
     * @return void
     */
    public function set($key, $value = null)
    {
        array_set($this->item, $key, $value);
    }

    /**
     * Prepend a value onto an array configuration value.
     *
     * @param  string $key
     * @param  mixed $value
     * @return void
     */
    public function prepend($key, $value)
    {
        // TODO: Implement prepend() method.
    }

    /**
     * Push a value onto an array configuration value.
     *
     * @param  string $key
     * @param  mixed $value
     * @return void
     */
    public function push($key, $value)
    {
        // TODO: Implement push() method.
    }

    /**
     * Whether a offset exists
     * @link http://php.net/manual/en/arrayaccess.offsetexists.php
     * @param mixed $offset <p>
     * An offset to check for.
     * </p>
     * @return boolean true on success or false on failure.
     * </p>
     * <p>
     * The return value will be casted to boolean if non-boolean was returned.
     * @since 5.0.0
     */
    public function offsetExists($offset)
    {
        // TODO: Implement offsetExists() method.
    }

    /**
     * Offset to retrieve
     * @link http://php.net/manual/en/arrayaccess.offsetget.php
     * @param mixed $offset <p>
     * The offset to retrieve.
     * </p>
     * @return mixed Can return all value types.
     * @since 5.0.0
     */
    public function offsetGet($offset)
    {
        return $this->get($offset);
    }

    /**
     * Offset to set
     * @link http://php.net/manual/en/arrayaccess.offsetset.php
     * @param mixed $offset <p>
     * The offset to assign the value to.
     * </p>
     * @param mixed $value <p>
     * The value to set.
     * </p>
     * @return void
     * @since 5.0.0
     */
    public function offsetSet($offset, $value)
    {
        // TODO: Implement offsetSet() method.
    }

    /**
     * Offset to unset
     * @link http://php.net/manual/en/arrayaccess.offsetunset.php
     * @param mixed $offset <p>
     * The offset to unset.
     * </p>
     * @return void
     * @since 5.0.0
     */
    public function offsetUnset($offset)
    {
        // TODO: Implement offsetUnset() method.
    }

    /**
     * Get all of the configuration items for the application.
     *
     * @return array
     */
    public function all()
    {
        return $this->item;
    }
}