[12.x] Improve BroadcastManager error messages when trying to get a Broadcaster

src/Illuminate/Broadcasting/BroadcastManager.php

@@ -21,6 +21,8 @@
 use InvalidArgumentException;
 use Psr\Log\LoggerInterface;
 use Pusher\Pusher;
+use RuntimeException;
+use Throwable;
 
 /**
  * @mixin \Illuminate\Contracts\Broadcasting\Broadcaster
@@ -292,7 +294,11 @@ protected function resolve($name)
             throw new InvalidArgumentException("Driver [{$config['driver']}] is not supported.");
         }
 
-        return $this->{$driverMethod}($config);
+        try {
+            return $this->{$driverMethod}($config);
+        } catch (Throwable $e) {
+            throw new RuntimeException("Failed to create broadcaster for connection \"{$name}\" with error: {$e->getMessage()}.", 0, $e);
+        }
     }
 
     /**

tests/Integration/Broadcasting/BroadcastManagerTest.php

@@ -3,6 +3,7 @@
 namespace Illuminate\Tests\Integration\Broadcasting;
 
 use Illuminate\Broadcasting\BroadcastEvent;
+use Illuminate\Broadcasting\BroadcastException;
 use Illuminate\Broadcasting\BroadcastManager;
 use Illuminate\Broadcasting\UniqueBroadcastEvent;
 use Illuminate\Config\Repository;
@@ -17,6 +18,7 @@
 use Illuminate\Support\Facades\Queue;
 use InvalidArgumentException;
 use Orchestra\Testbench\TestCase;
+use RuntimeException;
 
 class BroadcastManagerTest extends TestCase
 {
@@ -100,6 +102,35 @@ public function testThrowExceptionWhenUnknownStoreIsUsed()
         $broadcastManager->connection('alien_connection');
     }
 
+    public function testThrowExceptionWhenDriverCreationFails()
+    {
+        $userConfig = [
+            'broadcasting' => [
+                'connections' => [
+                    'log_connection_1' => [
+                        'driver' => 'log',
+                    ],
+                ],
+            ],
+        ];
+
+        $app = $this->getApp($userConfig);
+        $app->singleton(\Psr\Log\LoggerInterface::class, function () {
+            throw new \RuntimeException('Logger service not available');
+        });
+
+        $broadcastManager = new BroadcastManager($app);
+
+        try {
+            $broadcastManager->connection('log_connection_1');
+            $this->fail('Expected BroadcastException was not thrown');
+        } catch (RuntimeException $e) {
+            $this->assertStringContainsString('Failed to create broadcaster for connection "log_connection_1"', $e->getMessage());
+            $this->assertStringContainsString('Logger service not available', $e->getMessage());
+            $this->assertInstanceOf(\RuntimeException::class, $e->getPrevious());
+        }
+    }
+
     protected function getApp(array $userConfig)
     {
         $app = new Container;