Test AzLogin

SCEPman/Private/az-commands.ps1

@@ -143,7 +143,7 @@ function AzLogin {
             $accountInfo = Convert-LinesToObject($account)
         } catch {
             Write-Verbose "Raw output from az account show: $account"
-            Write-Error "Error parsing output from az account show:�n$_"
+            Write-Error "Error parsing output from az account show: $_"
             throw $_
         }
         Write-Information "Logged in to az as $($accountInfo.user.name)"

Tests/az-commands.Tests.ps1

@@ -1,10 +1,26 @@
 BeforeAll {
     . $PSScriptRoot/../SCEPman/Private/az-commands.ps1
+
+    . $PSScriptRoot/test-helpers.ps1
 }
 
 Describe 'az-commands' {
     It 'Should find that this test does not run in Azure Cloud Shell' {
         $isAzureCloudShell = IsAzureCloudShell
         $isAzureCloudShell | Should -Be $false
     }
+
+    Context 'AzLogin' {
+        It 'Should succeed if already logged in' {
+            # Arrange
+            mock az { return '{ "user": { "name": "testuser" } }' } -ParameterFilter { CheckAzParameters -argsFromCommand $args -azCommandPrefix 'account show' }
+            EnsureNoAdditionalAzCalls
+
+            # Act
+            $account = AzLogin
+
+            # Assert
+            $account.user.name | Should -Be "testuser"
+        }
+    }
 }