public function testCreate()
{
$faker = Factory::create();
$params = ['app_id' => $faker->randomNumber(), 'settings' => [$faker->word => $faker->boolean(), $faker->word => $faker->randomNumber()]];
$this->assertEndpointCalled(function () use($params) {
$this->client->appInstallations()->create($params);
}, "apps/installations.json", 'POST', ['postFields' => $params]);
}