Fixed testing dependencies

Author: grimzy

composer.json

@@ -16,11 +16,12 @@
         "jmikola/geojson": "^1.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "~4.8",
+        "phpunit/phpunit": "~4.8||~5.7",
         "mockery/mockery": "^0.9.9",
         "laravel/laravel": "^5.2",
         "codeclimate/php-test-reporter": "dev-master",
-        "doctrine/dbal": "^2.5"
+        "doctrine/dbal": "^2.5",
+        "laravel/browser-kit-testing": "^2.0"
     },
     "autoload": {
         "psr-4": {

tests/Integration/SpatialTest.php

@@ -8,9 +8,9 @@
 use Grimzy\LaravelMysqlSpatial\Types\Point;
 use Grimzy\LaravelMysqlSpatial\Types\Polygon;
 use Illuminate\Filesystem\Filesystem;
-use Illuminate\Foundation\Testing\TestCase;
+use Laravel\BrowserKitTesting\TestCase as BaseTestCase;
 
-class SpatialTest extends TestCase
+class SpatialTest extends BaseTestCase
 {
     /**
      * Boots the application.