Merge branch '5.6' of github.com:laravel/framework into 5.6

src/Illuminate/Database/Query/Grammars/Grammar.php

@@ -484,7 +484,7 @@ protected function whereRowValues(Builder $query, $where)
     {
         $values = $this->parameterize($where['values']);
 
-        return '('.join(', ', $where['columns']).') '.$where['operator'].' ('.$values.')';
+        return '('.implode(', ', $where['columns']).') '.$where['operator'].' ('.$values.')';
     }
 
     /**

tests/Log/LogWriterTest.php → tests/Log/LogLoggerTest.php

@@ -6,7 +6,7 @@
 use Illuminate\Log\Logger;
 use PHPUnit\Framework\TestCase;
 
-class LogWriterTest extends TestCase
+class LogLoggerTest extends TestCase
 {
     public function tearDown()
     {
@@ -21,7 +21,7 @@ public function testMethodsPassErrorAdditionsToMonolog()
         $writer->error('foo');
     }
 
-    public function testWriterFiresEventsDispatcher()
+    public function testLoggerFiresEventsDispatcher()
     {
         $writer = new Logger($monolog = m::mock('Monolog\Logger'), $events = new \Illuminate\Events\Dispatcher);
         $monolog->shouldReceive('error')->once()->with('foo', []);

tests/Notifications/NotificationMailMessageTest.php

@@ -5,7 +5,7 @@
 use PHPUnit\Framework\TestCase;
 use Illuminate\Notifications\Messages\MailMessage;
 
-class NotificationsMailMessageTest extends TestCase
+class NotificationMailMessageTest extends TestCase
 {
     public function setUp()
     {

tests/View/Blade/BladeEndSectionTest.php → tests/View/Blade/BladeStopSectionTest.php

@@ -2,7 +2,7 @@
 
 namespace Illuminate\Tests\View\Blade;
 
-class BladeStopTest extends AbstractBladeTestCase
+class BladeStopSectionTest extends AbstractBladeTestCase
 {
     public function testStopSectionsAreCompiled()
     {

tests/View/ViewFileViewFinderTest.php

@@ -5,7 +5,7 @@
 use Mockery as m;
 use PHPUnit\Framework\TestCase;
 
-class ViewFinderTest extends TestCase
+class ViewFileViewFinderTest extends TestCase
 {
     public function tearDown()
     {