Print inner exceptions for profile module test

Author: jianghaolu

src/ResourceManager/Profile/Commands.Profile.Test/ProfileModuleTests.ps1

@@ -22,16 +22,20 @@ function Test-LoadProfileModule
     $global:pushedProfileModule = $(Get-Module AzureRM.Profile).Path 
     Remove-Module AzureRM.Profile
     try {
-        Register-PSRepository -Name "ProfileModuleTest" -SourceLocation (Resolve-Path .\).Path -InstallationPolicy Trusted
+        Register-PSRepository -Name "ProfileModuleTest" -SourceLocation (Resolve-Path .\FakeModuleRepo).Path -InstallationPolicy Trusted
         try {
             Install-Module AzureRM.ApiManagement -Scope CurrentUser -Repository ProfileModuleTest -RequiredVersion 998.9.8
             $global:buffer = Import-Module $global:pushedProfileModule 2>&1 3>&1 | Out-String
             Write-Warning $global:buffer
             Assert-True { $global:buffer -Like "*AzureRM.ApiManagement 998.9.8 is not compatible with AzureRM.Profile*" }
+        } catch [system.exception] {
+            Write-Error $_ -ErrorAction Continue
         } finally {
             Uninstall-Module AzureRM.ApiManagement -ErrorAction Ignore
             Uninstall-Module AzureRM.Profile -ErrorAction Ignore
         }
+    } catch [system.exception] {
+        Write-Error $_ -ErrorAction Continue
     } finally {
         Unregister-PSRepository -Name "ProfileModuleTest"
     }