symfony
diff --git a/‎src/Symfony/Component/Notifier/Bridge/LineBot/LineBotTransport.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Notifier/Bridge/LineBot/LineBotTransport.php
+3-1Lines changed: 3 additions & 1 deletion b/‎src/Symfony/Component/Notifier/Bridge/LineBot/LineBotTransport.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Notifier/Bridge/LineBot/LineBotTransport.php
+3-1Lines changed: 3 additions & 1 deletion
diff --git a/‎src/Symfony/Component/Notifier/Bridge/LineBot/LineBotTransportFactory.php
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+4-5Lines changed: 4 additions & 5 deletions b/‎src/Symfony/Component/Notifier/Bridge/LineBot/LineBotTransportFactory.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Notifier/Bridge/LineBot/LineBotTransportFactory.php
+4-5Lines changed: 4 additions & 5 deletions
diff --git a/‎src/Symfony/Component/Notifier/Bridge/LineBot/Tests/LineBotTransportFactoryTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Notifier/Bridge/LineBot/Tests/LineBotTransportFactoryTest.php
+1-1Lines changed: 1 addition & 1 deletion b/‎src/Symfony/Component/Notifier/Bridge/LineBot/Tests/LineBotTransportFactoryTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Notifier/Bridge/LineBot/Tests/LineBotTransportFactoryTest.php
+1-1Lines changed: 1 addition & 1 deletion
@@ -69,7 +69,9 @@ protected function doSend(MessageInterface $message): SentMessage
             $originalContent = $message->getSubject();
 
             $result = $response->toArray(false) ?: ['message' => ''];
-            \assert(isset($result['message']) && \is_string($result['message']), "A LINE error response should contain a 'message' string key.");
+            if (!isset($result['message']) || !\is_string($result['message'])) {
+                $result['message'] = '';
+            }
 
             throw new TransportException(\sprintf('Unable to post the LINE message: "%s" (%d: "%s").', $originalContent, $statusCode, trim($result['message'])), $response);
         }
 
@@ -34,12 +34,11 @@ public function create(Dsn $dsn): LineBotTransport
             throw new UnsupportedSchemeException($dsn, self::SCHEME, $this->getSupportedSchemes());
         }
 
-        $accessToken = $dsn->getUser();
-        if (null === $accessToken) {
-            throw new IncompleteDsnException('Missing channel access token.', 'linebot://'.$dsn->getHost());
-        }
+        $accessToken = $this->getUser($dsn);
         $receiver = $dsn->getRequiredOption('receiver');
-        \assert(\is_string($receiver));
+        if (!is_string($receiver)) {
+            throw new \InvalidArgumentException('The "receiver" option must be a string.');
+        }
 
         $host = 'default' === $dsn->getHost() ? null : $dsn->getHost();
         $port = $dsn->getPort();
 
@@ -51,7 +51,7 @@ public static function createProvider(): iterable
 
     public static function incompleteDsnProvider(): iterable
     {
-        yield ['linebot://host.test?receiver=xxx', 'Missing channel access token.'];
+        yield ['linebot://host.test?receiver=xxx', 'User is not set.'];
     }
 
     public static function missingRequiredOptionProvider(): iterable
Original file line number	Diff line number	Diff line change
`@@ -51,7 +51,7 @@ public static function createProvider(): iterable`
`51`	`51`
`52`	`52`	`public static function incompleteDsnProvider(): iterable`
`53`	`53`	`{`
`54`		`- yield ['linebot://host.test?receiver=xxx', 'Missing channel access token.'];`
	`54`	`+ yield ['linebot://host.test?receiver=xxx', 'User is not set.'];`
`55`	`55`	`}`
`56`	`56`
`57`	`57`	`public static function missingRequiredOptionProvider(): iterable`