diff --git a/src/Symfony/Component/Notifier/Bridge/Firebase/Tests/FirebaseTransportFactoryTest.php b/src/Symfony/Component/Notifier/Bridge/Firebase/Tests/FirebaseTransportFactoryTest.php
index 80a1153a1b2f..841df2adf930 100644
--- a/src/Symfony/Component/Notifier/Bridge/Firebase/Tests/FirebaseTransportFactoryTest.php
+++ b/src/Symfony/Component/Notifier/Bridge/Firebase/Tests/FirebaseTransportFactoryTest.php
@@ -25,8 +25,7 @@ public function testCreateWithDsn()
     {
         $factory = $this->createFactory();
 
-        $transport = $factory->create(Dsn::fromString('firebase://username:password@default'));
-        $transport->setHost('host.test');
+        $transport = $factory->create(Dsn::fromString('firebase://username:password@host.test'));
 
         $this->assertSame('firebase://host.test', (string) $transport);
     }
diff --git a/src/Symfony/Component/Notifier/Bridge/Mattermost/Tests/MattermostTransportFactoryTest.php b/src/Symfony/Component/Notifier/Bridge/Mattermost/Tests/MattermostTransportFactoryTest.php
index c65b598198db..daa774130a1f 100644
--- a/src/Symfony/Component/Notifier/Bridge/Mattermost/Tests/MattermostTransportFactoryTest.php
+++ b/src/Symfony/Component/Notifier/Bridge/Mattermost/Tests/MattermostTransportFactoryTest.php
@@ -26,13 +26,9 @@ public function testCreateWithDsn()
     {
         $factory = $this->createFactory();
 
-        $accessToken = 'testAccessToken';
-        $host = 'testHost';
-        $channel = 'testChannel';
+        $transport = $factory->create(Dsn::fromString('mattermost://accessToken@host.test?channel=testChannel'));
 
-        $transport = $factory->create(Dsn::fromString(sprintf('mattermost://%s@%s/?channel=%s', $accessToken, $host, $channel)));
-
-        $this->assertSame(sprintf('mattermost://%s?channel=%s', $host, $channel), (string) $transport);
+        $this->assertSame('mattermost://host.test?channel=testChannel', (string) $transport);
     }
 
     public function testCreateWithMissingOptionChannelThrowsIncompleteDsnException()
@@ -49,21 +45,21 @@ public function testCreateWithNoTokenThrowsIncompleteDsnException()
         $factory = $this->createFactory();
 
         $this->expectException(IncompleteDsnException::class);
-        $factory->create(Dsn::fromString(sprintf('mattermost://%s/?channel=%s', 'testHost', 'testChannel')));
+        $factory->create(Dsn::fromString('mattermost://host.test?channel=testChannel'));
     }
 
     public function testSupportsReturnsTrueWithSupportedScheme()
     {
         $factory = $this->createFactory();
 
-        $this->assertTrue($factory->supports(Dsn::fromString('mattermost://token@host/?channel=testChannel')));
+        $this->assertTrue($factory->supports(Dsn::fromString('mattermost://token@host?channel=testChannel')));
     }
 
     public function testSupportsReturnsFalseWithUnsupportedScheme()
     {
         $factory = $this->createFactory();
 
-        $this->assertFalse($factory->supports(Dsn::fromString('somethingElse://token@host/?channel=testChannel')));
+        $this->assertFalse($factory->supports(Dsn::fromString('somethingElse://token@host?channel=testChannel')));
     }
 
     public function testUnsupportedSchemeThrowsUnsupportedSchemeException()
@@ -72,7 +68,7 @@ public function testUnsupportedSchemeThrowsUnsupportedSchemeException()
 
         $this->expectException(UnsupportedSchemeException::class);
 
-        $factory->create(Dsn::fromString('somethingElse://token@host/?channel=testChannel'));
+        $factory->create(Dsn::fromString('somethingElse://token@host?channel=testChannel'));
     }
 
     public function testUnsupportedSchemeThrowsUnsupportedSchemeExceptionEvenIfRequiredOptionIsMissing()
diff --git a/src/Symfony/Component/Notifier/Bridge/Mattermost/Tests/MattermostTransportTest.php b/src/Symfony/Component/Notifier/Bridge/Mattermost/Tests/MattermostTransportTest.php
index 2ef829d8ffe2..7bd203baafb7 100644
--- a/src/Symfony/Component/Notifier/Bridge/Mattermost/Tests/MattermostTransportTest.php
+++ b/src/Symfony/Component/Notifier/Bridge/Mattermost/Tests/MattermostTransportTest.php
@@ -38,7 +38,7 @@ public function testSupportsChatMessage()
         $this->assertFalse($transport->supports($this->createMock(MessageInterface::class)));
     }
 
-    public function testSendNonChatMessageThrows()
+    public function testSendNonChatMessageThrowsLogicException()
     {
         $transport = $this->createTransport();
 
diff --git a/src/Symfony/Component/Notifier/Bridge/Nexmo/Tests/NexmoTransportFactoryTest.php b/src/Symfony/Component/Notifier/Bridge/Nexmo/Tests/NexmoTransportFactoryTest.php
index 5cc906453889..2334147b029b 100644
--- a/src/Symfony/Component/Notifier/Bridge/Nexmo/Tests/NexmoTransportFactoryTest.php
+++ b/src/Symfony/Component/Notifier/Bridge/Nexmo/Tests/NexmoTransportFactoryTest.php
@@ -23,9 +23,7 @@ public function testCreateWithDsn()
     {
         $factory = $this->createFactory();
 
-        $dsn = 'nexmo://apiKey:apiSecret@default?from=0611223344';
-        $transport = $factory->create(Dsn::fromString($dsn));
-        $transport->setHost('host.test');
+        $transport = $factory->create(Dsn::fromString('nexmo://apiKey:apiSecret@host.test?from=0611223344'));
 
         $this->assertSame('nexmo://host.test?from=0611223344', (string) $transport);
     }
diff --git a/src/Symfony/Component/Notifier/Bridge/OvhCloud/Tests/OvhCloudTransportFactoryTest.php b/src/Symfony/Component/Notifier/Bridge/OvhCloud/Tests/OvhCloudTransportFactoryTest.php
index dd9745fe23d2..e3fdb3edfe6b 100644
--- a/src/Symfony/Component/Notifier/Bridge/OvhCloud/Tests/OvhCloudTransportFactoryTest.php
+++ b/src/Symfony/Component/Notifier/Bridge/OvhCloud/Tests/OvhCloudTransportFactoryTest.php
@@ -23,9 +23,7 @@ public function testCreateWithDsn()
     {
         $factory = $this->createFactory();
 
-        $dsn = 'ovhcloud://applicationKey:applicationSecret@default?consumer_key=consumerKey&service_name=serviceName';
-        $transport = $factory->create(Dsn::fromString($dsn));
-        $transport->setHost('host.test');
+        $transport = $factory->create(Dsn::fromString('ovhcloud://applicationKey:applicationSecret@host.test?consumer_key=consumerKey&service_name=serviceName'));
 
         $this->assertSame('ovhcloud://host.test?consumer_key=consumerKey&service_name=serviceName', (string) $transport);
     }
diff --git a/src/Symfony/Component/Notifier/Bridge/RocketChat/Tests/RocketChatTransportFactoryTest.php b/src/Symfony/Component/Notifier/Bridge/RocketChat/Tests/RocketChatTransportFactoryTest.php
index b6da446db3be..7d7c06e4e198 100644
--- a/src/Symfony/Component/Notifier/Bridge/RocketChat/Tests/RocketChatTransportFactoryTest.php
+++ b/src/Symfony/Component/Notifier/Bridge/RocketChat/Tests/RocketChatTransportFactoryTest.php
@@ -26,13 +26,9 @@ public function testCreateWithDsn()
     {
         $factory = $this->createFactory();
 
-        $accessToken = 'testAccessToken';
-        $host = 'testHost';
-        $channel = 'testChannel';
+        $transport = $factory->create(Dsn::fromString('rocketchat://accessToken@host.test?channel=testChannel'));
 
-        $transport = $factory->create(Dsn::fromString(sprintf('rocketchat://%s@%s/?channel=%s', $accessToken, $host, $channel)));
-
-        $this->assertSame(sprintf('rocketchat://%s?channel=%s', $host, $channel), (string) $transport);
+        $this->assertSame('rocketchat://host.test?channel=testChannel', (string) $transport);
     }
 
     public function testCreateWithNoTokenThrowsIncompleteDsnException()
@@ -40,21 +36,21 @@ public function testCreateWithNoTokenThrowsIncompleteDsnException()
         $factory = $this->createFactory();
 
         $this->expectException(IncompleteDsnException::class);
-        $factory->create(Dsn::fromString(sprintf('rocketchat://%s/?channel=%s', 'testHost', 'testChannel')));
+        $factory->create(Dsn::fromString('rocketchat://host.test?channel=testChannel'));
     }
 
     public function testSupportsReturnsTrueWithSupportedScheme()
     {
         $factory = $this->createFactory();
 
-        $this->assertTrue($factory->supports(Dsn::fromString('rocketchat://token@host/?channel=testChannel')));
+        $this->assertTrue($factory->supports(Dsn::fromString('rocketchat://token@host?channel=testChannel')));
     }
 
     public function testSupportsReturnsFalseWithUnsupportedScheme()
     {
         $factory = $this->createFactory();
 
-        $this->assertFalse($factory->supports(Dsn::fromString('somethingElse://token@host/?channel=testChannel')));
+        $this->assertFalse($factory->supports(Dsn::fromString('somethingElse://token@host?channel=testChannel')));
     }
 
     public function testUnsupportedSchemeThrowsUnsupportedSchemeException()
@@ -63,7 +59,7 @@ public function testUnsupportedSchemeThrowsUnsupportedSchemeException()
 
         $this->expectException(UnsupportedSchemeException::class);
 
-        $factory->create(Dsn::fromString('somethingElse://token@host/?channel=testChannel'));
+        $factory->create(Dsn::fromString('somethingElse://token@host?channel=testChannel'));
     }
 
     private function createFactory(): RocketChatTransportFactory
diff --git a/src/Symfony/Component/Notifier/Bridge/RocketChat/Tests/RocketChatTransportTest.php b/src/Symfony/Component/Notifier/Bridge/RocketChat/Tests/RocketChatTransportTest.php
index 6384e5811b44..f28e57ff5228 100644
--- a/src/Symfony/Component/Notifier/Bridge/RocketChat/Tests/RocketChatTransportTest.php
+++ b/src/Symfony/Component/Notifier/Bridge/RocketChat/Tests/RocketChatTransportTest.php
@@ -38,7 +38,7 @@ public function testSupportsChatMessage()
         $this->assertFalse($transport->supports($this->createMock(MessageInterface::class)));
     }
 
-    public function testSendNonChatMessageThrows()
+    public function testSendNonChatMessageThrowsLogicException()
     {
         $transport = $this->createTransport();
 
diff --git a/src/Symfony/Component/Notifier/Bridge/Sinch/Tests/SinchTransportFactoryTest.php b/src/Symfony/Component/Notifier/Bridge/Sinch/Tests/SinchTransportFactoryTest.php
index 969ed96df862..74fa7e38b9fe 100644
--- a/src/Symfony/Component/Notifier/Bridge/Sinch/Tests/SinchTransportFactoryTest.php
+++ b/src/Symfony/Component/Notifier/Bridge/Sinch/Tests/SinchTransportFactoryTest.php
@@ -23,9 +23,7 @@ public function testCreateWithDsn()
     {
         $factory = $this->createFactory();
 
-        $dsn = 'sinch://accountSid:authToken@default?from=0611223344';
-        $transport = $factory->create(Dsn::fromString($dsn));
-        $transport->setHost('host.test');
+        $transport = $factory->create(Dsn::fromString('sinch://accountSid:authToken@host.test?from=0611223344'));
 
         $this->assertSame('sinch://host.test?from=0611223344', (string) $transport);
     }
diff --git a/src/Symfony/Component/Notifier/Bridge/Slack/Tests/SlackTransportFactoryTest.php b/src/Symfony/Component/Notifier/Bridge/Slack/Tests/SlackTransportFactoryTest.php
index edf3f099a3fc..e45e68054bfb 100644
--- a/src/Symfony/Component/Notifier/Bridge/Slack/Tests/SlackTransportFactoryTest.php
+++ b/src/Symfony/Component/Notifier/Bridge/Slack/Tests/SlackTransportFactoryTest.php
@@ -23,11 +23,9 @@ public function testCreateWithDsn()
     {
         $factory = $this->createFactory();
 
-        $host = 'testHost';
-        $path = 'testPath';
-        $transport = $factory->create(Dsn::fromString(sprintf('slack://%s/%s', $host, $path)));
+        $transport = $factory->create(Dsn::fromString('slack://host.test/testPath'));
 
-        $this->assertSame(sprintf('slack://%s/%s', $host, $path), (string) $transport);
+        $this->assertSame('slack://host.test/testPath', (string) $transport);
     }
 
     public function testCreateWithMissingOptionIdThrowsIncompleteDsnException()
diff --git a/src/Symfony/Component/Notifier/Bridge/Slack/Tests/SlackTransportTest.php b/src/Symfony/Component/Notifier/Bridge/Slack/Tests/SlackTransportTest.php
index 0018e5ad70cd..abe171a2892a 100644
--- a/src/Symfony/Component/Notifier/Bridge/Slack/Tests/SlackTransportTest.php
+++ b/src/Symfony/Component/Notifier/Bridge/Slack/Tests/SlackTransportTest.php
@@ -29,7 +29,6 @@ final class SlackTransportTest extends TestCase
     public function testToStringContainsProperties()
     {
         $transport = $this->createTransport();
-        $transport->setHost('host.test');
 
         $this->assertSame('slack://host.test/testPath', (string) $transport);
     }
@@ -42,7 +41,7 @@ public function testSupportsChatMessage()
         $this->assertFalse($transport->supports($this->createMock(MessageInterface::class)));
     }
 
-    public function testSendNonChatMessageThrows()
+    public function testSendNonChatMessageThrowsLogicException()
     {
         $transport = $this->createTransport();
 
diff --git a/src/Symfony/Component/Notifier/Bridge/Telegram/Tests/TelegramTransportFactoryTest.php b/src/Symfony/Component/Notifier/Bridge/Telegram/Tests/TelegramTransportFactoryTest.php
index de8aff87869b..8d43b1619e20 100644
--- a/src/Symfony/Component/Notifier/Bridge/Telegram/Tests/TelegramTransportFactoryTest.php
+++ b/src/Symfony/Component/Notifier/Bridge/Telegram/Tests/TelegramTransportFactoryTest.php
@@ -23,12 +23,9 @@ public function testCreateWithDsn()
     {
         $factory = $this->createFactory();
 
-        $host = 'testHost';
-        $channel = 'testChannel';
+        $transport = $factory->create(Dsn::fromString('telegram://user:password@host.test?channel=testChannel'));
 
-        $transport = $factory->create(Dsn::fromString(sprintf('telegram://%s@%s/?channel=%s', 'testUser:testPassword', $host, $channel)));
-
-        $this->assertSame(sprintf('telegram://%s?channel=%s', $host, $channel), (string) $transport);
+        $this->assertSame('telegram://host.test?channel=testChannel', (string) $transport);
     }
 
     public function testCreateWithNoPasswordThrowsIncompleteDsnException()
@@ -36,7 +33,7 @@ public function testCreateWithNoPasswordThrowsIncompleteDsnException()
         $factory = $this->createFactory();
 
         $this->expectException(IncompleteDsnException::class);
-        $factory->create(Dsn::fromString(sprintf('telegram://%s@%s/?channel=%s', 'simpleToken', 'testHost', 'testChannel')));
+        $factory->create(Dsn::fromString('telegram://simpleToken@host.test?channel=testChannel'));
     }
 
     public function testCreateWithNoTokenThrowsIncompleteDsnException()
@@ -44,21 +41,21 @@ public function testCreateWithNoTokenThrowsIncompleteDsnException()
         $factory = $this->createFactory();
 
         $this->expectException(IncompleteDsnException::class);
-        $factory->create(Dsn::fromString(sprintf('telegram://%s/?channel=%s', 'testHost', 'testChannel')));
+        $factory->create(Dsn::fromString('telegram://host.test?channel=testChannel'));
     }
 
     public function testSupportsReturnsTrueWithSupportedScheme()
     {
         $factory = $this->createFactory();
 
-        $this->assertTrue($factory->supports(Dsn::fromString('telegram://host/?channel=testChannel')));
+        $this->assertTrue($factory->supports(Dsn::fromString('telegram://host?channel=testChannel')));
     }
 
     public function testSupportsReturnsFalseWithUnsupportedScheme()
     {
         $factory = $this->createFactory();
 
-        $this->assertFalse($factory->supports(Dsn::fromString('somethingElse://host/?channel=testChannel')));
+        $this->assertFalse($factory->supports(Dsn::fromString('somethingElse://host?channel=testChannel')));
     }
 
     public function testUnsupportedSchemeThrowsUnsupportedSchemeException()
@@ -67,7 +64,7 @@ public function testUnsupportedSchemeThrowsUnsupportedSchemeException()
 
         $this->expectException(UnsupportedSchemeException::class);
 
-        $factory->create(Dsn::fromString('somethingElse://user:pwd@host/?channel=testChannel'));
+        $factory->create(Dsn::fromString('somethingElse://user:pwd@host?channel=testChannel'));
     }
 
     private function createFactory(): TelegramTransportFactory
diff --git a/src/Symfony/Component/Notifier/Bridge/Telegram/Tests/TelegramTransportTest.php b/src/Symfony/Component/Notifier/Bridge/Telegram/Tests/TelegramTransportTest.php
index c7407ed06d9e..3fa710b8c5f9 100644
--- a/src/Symfony/Component/Notifier/Bridge/Telegram/Tests/TelegramTransportTest.php
+++ b/src/Symfony/Component/Notifier/Bridge/Telegram/Tests/TelegramTransportTest.php
@@ -26,26 +26,24 @@ final class TelegramTransportTest extends TestCase
 {
     public function testToStringContainsProperties()
     {
-        $channel = 'testChannel';
-
-        $transport = new TelegramTransport('testToken', $channel, $this->createMock(HttpClientInterface::class));
-        $transport->setHost('host.test');
+        $transport = $this->createTransport();
 
-        $this->assertSame(sprintf('telegram://%s?channel=%s', 'host.test', $channel), (string) $transport);
+        $this->assertSame('telegram://host.test?channel=testChannel', (string) $transport);
     }
 
     public function testSupportsChatMessage()
     {
-        $transport = new TelegramTransport('testToken', 'testChannel', $this->createMock(HttpClientInterface::class));
+        $transport = $this->createTransport();
 
         $this->assertTrue($transport->supports(new ChatMessage('testChatMessage')));
         $this->assertFalse($transport->supports($this->createMock(MessageInterface::class)));
     }
 
-    public function testSendNonChatMessageThrows()
+    public function testSendNonChatMessageThrowsLogicException()
     {
+        $transport = $this->createTransport();
+
         $this->expectException(LogicException::class);
-        $transport = new TelegramTransport('testToken', 'testChannel', $this->createMock(HttpClientInterface::class));
 
         $transport->send($this->createMock(MessageInterface::class));
     }
@@ -67,7 +65,7 @@ public function testSendWithErrorResponseThrows()
             return $response;
         });
 
-        $transport = new TelegramTransport('testToken', 'testChannel', $client);
+        $transport = $this->createTransport('testChannel', $client);
 
         $transport->send(new ChatMessage('testMessage'));
     }
@@ -96,7 +94,7 @@ public function testSendWithOptions()
             return $response;
         });
 
-        $transport = new TelegramTransport('testToken', $channel, $client);
+        $transport = $this->createTransport($channel, $client);
 
         $transport->send(new ChatMessage('testMessage'));
     }
@@ -125,7 +123,7 @@ public function testSendWithChannelOverride()
             return $response;
         });
 
-        $transport = new TelegramTransport('testToken', 'defaultChannel', $client);
+        $transport = $this->createTransport('defaultChannel', $client);
 
         $messageOptions = $this->createMock(MessageOptionsInterface::class);
         $messageOptions
@@ -135,4 +133,9 @@ public function testSendWithChannelOverride()
 
         $transport->send(new ChatMessage('testMessage', $messageOptions));
     }
+
+    private function createTransport($channel = 'testChannel', ?HttpClientInterface $client = null): TelegramTransport
+    {
+        return (new TelegramTransport('token', $channel, $client ?: $this->createMock(HttpClientInterface::class)))->setHost('host.test');
+    }
 }
diff --git a/src/Symfony/Component/Notifier/Bridge/Twilio/Tests/TwilioTransportFactoryTest.php b/src/Symfony/Component/Notifier/Bridge/Twilio/Tests/TwilioTransportFactoryTest.php
index cabc48cd4e4b..73855e6043a6 100644
--- a/src/Symfony/Component/Notifier/Bridge/Twilio/Tests/TwilioTransportFactoryTest.php
+++ b/src/Symfony/Component/Notifier/Bridge/Twilio/Tests/TwilioTransportFactoryTest.php
@@ -23,9 +23,7 @@ public function testCreateWithDsn()
     {
         $factory = $this->createFactory();
 
-        $dsn = 'twilio://accountSid:authToken@default?from=0611223344';
-        $transport = $factory->create(Dsn::fromString($dsn));
-        $transport->setHost('host.test');
+        $transport = $factory->create(Dsn::fromString('twilio://accountSid:authToken@host.test?from=0611223344'));
 
         $this->assertSame('twilio://host.test?from=0611223344', (string) $transport);
     }