Fix a sample bug (Azure#35444)

zackliu · web-flow · commit 2b4610f6608a · 2023-04-10T12:57:44.000+08:00
diff --git a/sdk/webpubsub/Azure.Messaging.WebPubSub.Client/README.md b/sdk/webpubsub/Azure.Messaging.WebPubSub.Client/README.md
@@ -205,7 +205,7 @@ try
 }
 catch (SendMessageFailedException ex)
 {
-    if (ex.AckId == null)
+    if (ex.AckId != null)
     {
         await client.JoinGroupAsync("testGroup", ackId: ex.AckId);
     }
diff --git a/sdk/webpubsub/Azure.Messaging.WebPubSub.Client/tests/Samples/WebPubSubClientSample.HelloWorld.cs b/sdk/webpubsub/Azure.Messaging.WebPubSub.Client/tests/Samples/WebPubSubClientSample.HelloWorld.cs
@@ -135,7 +135,7 @@ public async Task WebPubSubClientJoinGroupAndRetry(WebPubSubClient client)
             }
             catch (SendMessageFailedException ex)
             {
-                if (ex.AckId == null)
+                if (ex.AckId != null)
                 {
                     await client.JoinGroupAsync("testGroup", ackId: ex.AckId);
                 }

Original file line number	Diff line number	Diff line change
`@@ -205,7 +205,7 @@ try`
`205`	`205`	`}`
`206`	`206`	`catch (SendMessageFailedException ex)`
`207`	`207`	`{`
`208`		`- if (ex.AckId == null)`
	`208`	`+ if (ex.AckId != null)`
`209`	`209`	`{`
`210`	`210`	`await client.JoinGroupAsync("testGroup", ackId: ex.AckId);`
`211`	`211`	`}`
Original file line number	Diff line number	Diff line change
`@@ -135,7 +135,7 @@ public async Task WebPubSubClientJoinGroupAndRetry(WebPubSubClient client)`
`135`	`135`	`}`
`136`	`136`	`catch (SendMessageFailedException ex)`
`137`	`137`	`{`
`138`		`- if (ex.AckId == null)`
	`138`	`+ if (ex.AckId != null)`
`139`	`139`	`{`
`140`	`140`	`await client.JoinGroupAsync("testGroup", ackId: ex.AckId);`
`141`	`141`	`}`