AddMockConsoleOutputFalseToConsoleTestsRector

Add "$this->mockConsoleOutput = false"; to console tests that work with output content

 use Illuminate\Support\Facades\Artisan;
 use Illuminate\Foundation\Testing\TestCase;

 final class SomeTest extends TestCase
 {
+    public function setUp(): void
+    {
+        parent::setUp();
+
+        $this->mockConsoleOutput = false;
+    }
+
     public function test(): void
     {
         $this->assertEquals('content', \trim((new Artisan())::output()));
     }
 }

Configure your rector.php:

<?php

use RectorLaravel\Rector\Class_\AddMockConsoleOutputFalseToConsoleTestsRector;
use Rector\Config\RectorConfig;

return RectorConfig::configure()
    ->withRules([
        AddMockConsoleOutputFalseToConsoleTestsRector::class,
    ]);