Use bicep function for storage account name

sdk/provisioning/Azure.Provisioning/src/storage/StorageAccount.cs

@@ -33,6 +33,10 @@ public StorageAccount(IConstruct scope, StorageKind kind, StorageSkuName sku, Re
                 sku: new StorageSku(sku),
                 kind: StorageKind.StorageV2))
         {
+            if (scope.Configuration?.UsePromptMode == true)
+            {
+                AssignProperty(data => data.Name, $"toLower(take(concat('{name}', uniqueString(resourceGroup().id)), 24))");
+            }
         }
 
         /// <inheritdoc/>

sdk/provisioning/Azure.Provisioning/tests/Infrastructure/StorageBlobDefaultsInPromptMode/main.bicep

@@ -0,0 +1,20 @@
+targetScope = 'resourceGroup'
+
+
+resource storageAccount_Ls2Cd9uGu 'Microsoft.Storage/storageAccounts@2022-09-01' = {
+  name: toLower(take(concat('photoAcct', uniqueString(resourceGroup().id)), 24))
+  location: resourceGroup().location
+  sku: {
+    name: 'Premium_LRS'
+  }
+  kind: 'StorageV2'
+  properties: {
+  }
+}
+
+resource blobService_OdYIZd2T2 'Microsoft.Storage/storageAccounts/blobServices@2022-09-01' = {
+  parent: storageAccount_Ls2Cd9uGu
+  name: 'default'
+  properties: {
+  }
+}

sdk/provisioning/Azure.Provisioning/tests/ProvisioningTests.cs

@@ -193,7 +193,7 @@ await ValidateBicepAsync(BinaryData.FromObjectAsJson(
                 {
                     sqlAdminPassword = new { value = "password" },
                     appUserPassword = new { value = "password" }
-                }), anonymousResourceGroup: true);
+                }), promptMode: true);
         }
 
         [Test]
@@ -207,6 +207,17 @@ public async Task StorageBlobDefaults()
             await ValidateBicepAsync();
         }
 
+        [Test]
+        public async Task StorageBlobDefaultsInPromptMode()
+        {
+            var infra = new TestInfrastructure(configuration: new Configuration { UsePromptMode = true });
+            infra.AddStorageAccount(name: "photoAcct", sku: StorageSkuName.PremiumLrs, kind: StorageKind.BlockBlobStorage);
+            infra.AddBlobService();
+            infra.Build(GetOutputPath());
+
+            await ValidateBicepAsync(promptMode: true);
+        }
+
         [Test]
         public async Task StorageBlobDropDown()
         {
@@ -280,7 +291,7 @@ public async Task OutputsSpanningModules()
             await ValidateBicepAsync();
         }
 
-        public async Task ValidateBicepAsync(BinaryData? parameters = null, bool anonymousResourceGroup = false)
+        public async Task ValidateBicepAsync(BinaryData? parameters = null, bool promptMode = false)
         {
             if (TestEnvironment.GlobalIsRunningInCI)
             {
@@ -317,7 +328,7 @@ public async Task ValidateBicepAsync(BinaryData? parameters = null, bool anonymo
                 }
 
                 ResourceIdentifier scope;
-                if (anonymousResourceGroup)
+                if (promptMode)
                 {
                     var rgs = subscription.GetResourceGroups();
                     var data = new ResourceGroupData("westus");
@@ -337,7 +348,7 @@ public async Task ValidateBicepAsync(BinaryData? parameters = null, bool anonymo
                         Template = new BinaryData(File.ReadAllText(Path.Combine(testPath, "main.json"))),
                         Parameters = parameters
                     });
-                if (!anonymousResourceGroup)
+                if (!promptMode)
                 {
                     content.Location = "westus";
                 }