Fix tests

Author: dmitry-ivanov

composer.json

@@ -9,6 +9,9 @@
     }],
     "require": {
         "php": "^7.1.3",
+        "ext-dom": "*",
+        "ext-json": "*",
+        "ext-simplexml": "*",
         "illuminate/support": "5.8.*",
         "nesbot/carbon": "^1.26.3 || ^2.0",
         "symfony/filesystem": "^4.2",

tests/classes/Artisan/CommandTest.php renamed to tests/Helpers/Artisan/CommandTest.php

@@ -7,7 +7,7 @@
 class ArrayExceptValueTest extends TestCase
 {
     /** @test */
-    public function it_returns_array_itself_after_excluding_unexisting_value()
+    public function it_returns_array_itself_after_excluding_not_existing_value()
     {
         $this->assertEquals([], array_except_value([], null));
         $this->assertEquals([], array_except_value([], 'foo'));

tests/classes/Artisan/mocks.php renamed to tests/Helpers/Artisan/mocks.php

@@ -7,7 +7,7 @@
 class DbMysqlVariableTest extends TestCase
 {
     /** @test */
-    public function it_returns_false_for_unexisting_mysql_variable()
+    public function it_returns_false_for_not_existing_mysql_variable()
     {
         $mock = mock('alias:Illuminate\Support\Facades\DB');
         $mock->expects()->selectOne('show variables where variable_name = ?', ['fake'])->andReturnNull();

tests/array/ArrayExceptValueTest.php

@@ -4,7 +4,7 @@
 
 use Illuminated\Helpers\Tests\TestCase;
 
-class ToSwiftmailerEmailsTest extends TestCase
+class ToSwiftMailerEmailsTest extends TestCase
 {
     /** @test */
     public function it_returns_an_empty_array_for_empty_array()

tests/db/DbMysqlVariableTest.php

@@ -2,6 +2,7 @@
 
 namespace Illuminated\Helpers\Tests\Format;
 
+use Illuminate\Support\Arr;
 use Illuminated\Helpers\Tests\TestCase;
 
 class GetDumpTest extends TestCase
@@ -90,7 +91,7 @@ public function it_correctly_dumps_array_with_huge_amount_of_items()
     public function it_correctly_dumps_array_with_depth_50()
     {
         $key = trim(str_repeat('foo.', 50), '.');
-        $array = array_add([], $key, 'bar');
+        $array = Arr::add([], $key, 'bar');
 
         $dump = get_dump($array);
         $this->assertStringNotContainsString('…', $dump);