remove unused tests

tests/ExampleTest.php

@@ -1,19 +0,0 @@
-<?php
-
-use Illuminate\Foundation\Testing\WithoutMiddleware;
-use Illuminate\Foundation\Testing\DatabaseMigrations;
-use Illuminate\Foundation\Testing\DatabaseTransactions;
-
-class ExampleTest extends TestCase
-{
-    /**
-     * A basic functional test example.
-     *
-     * @return void
-     */
-    public function testBasicExample()
-    {
-        $this->visit('/')
-             ->see('Laravel 5');
-    }
-}

tests/TestCase.php

@@ -1,25 +0,0 @@
-<?php
-
-class TestCase extends Illuminate\Foundation\Testing\TestCase
-{
-    /**
-     * The base URL to use while testing the application.
-     *
-     * @var string
-     */
-    protected $baseUrl = 'http://localhost';
-
-    /**
-     * Creates the application.
-     *
-     * @return \Illuminate\Foundation\Application
-     */
-    public function createApplication()
-    {
-        $app = require __DIR__.'/../bootstrap/app.php';
-
-        $app->make(Illuminate\Contracts\Console\Kernel::class)->bootstrap();
-
-        return $app;
-    }
-}