SimplifyForeachInstanceOfRector

Simplify unnecessary foreach check of instances

-foreach ($foos as $foo) {
-    $this->assertInstanceOf(SplFileInfo::class, $foo);
-}
+$this->assertContainsOnlyInstancesOf(\SplFileInfo::class, $foos);

Configure your rector.php:

<?php

use Rector\Config\RectorConfig;
use Rector\PHPUnit\CodeQuality\Rector\Foreach_\SimplifyForeachInstanceOfRector;

return RectorConfig::configure()
    ->withRules([
        SimplifyForeachInstanceOfRector::class,
    ]);
SETS:  Code Quality