DatatablesTest.php

<?php


public function testDatatablesSearchable()
{
    factory(User::class, 10)->create();
    $userToLogin = User::find(2);
    $userToSearch = User::find(8);
    $this->browse(function (Browser $browser) use($userToLogin, $userToSearch)
    {
        $browser->loginAs($userToLogin)
            ->visit('/users/datatables')
            ->pause(1000) //peticiones ajax
            ->with('.table', function ($table) use ($userToSearch)
            {
                $table->assertDontSee($userToSearch->email);
            })
            ->type('input[type=search]', $userToSearch->name)
            ->pause(500)
            ->with('.table', function (Browser $table) use ($userToSearch)
            {
                $table->assertSee($userToSearch->email);
            });
    });
}