diff --git a/test/powershell/Write-Debug.Tests.ps1 b/test/powershell/Write-Debug.Tests.ps1
new file mode 100644
index 000000000..2f60c5bba
--- /dev/null
+++ b/test/powershell/Write-Debug.Tests.ps1
@@ -0,0 +1,23 @@
+Describe "Write-Debug DRT Unit Tests" -Tags DRT{
+    function unittest-writedebugline
+    {
+        Write-Host ""
+        Write-Host "foo"
+        Write-Host "hello" -ForegroundColor Black -BackgroundColor Cyan
+        Write-Debug "this is a test"
+    }
+
+    It "Write-Debug Test" {
+        $o = "this is a test"
+        { Write-Debug $o } | Should Not Throw
+    }
+
+    It "Write-Debug Test2" {
+        { $debugpreference='continue'; Write-Debug 'hello' } | Should Not Throw
+        $debugpreference ='SilentlyContinue'
+    }
+
+    It "Write-Debug Test3" {
+        { unittest-writedebugline } | Should Not Throw
+    }
+}
\ No newline at end of file
diff --git a/test/powershell/Write-Error.Tests.ps1 b/test/powershell/Write-Error.Tests.ps1
index c951b7706..57fcc7e8f 100644
--- a/test/powershell/Write-Error.Tests.ps1
+++ b/test/powershell/Write-Error.Tests.ps1
@@ -30,8 +30,8 @@ Describe "Write-Error DRT Unit Tests" -Tags DRT{
         $Error[0].InvocationInfo.MyCommand.Name | Should BeNullOrEmpty     
     }
 
-    # Skip with issue #846
-    It "Should be works with all parameters" -Pending {
+    #Blocked by issue #846
+    It "Should be works with all parameters" -Pending { 
         $exception = New-Object -TypeName System.ArgumentNullException -ArgumentList paramname 
         Write-Error -Message myerrortext -Exception $exception -ErrorId myerrorid -Category syntaxerror -TargetObject TargetObject -CategoryActivity myactivity -CategoryReason myreason -CategoryTargetName mytargetname -CategoryTargetType mytargettype -RecommendedAction myrecommendedaction -ErrorAction SilentlyContinue
         $Error[0] | Should Not BeNullOrEmpty
@@ -68,6 +68,16 @@ Describe "Write-Error DRT Unit Tests" -Tags DRT{
         $Error[0].InvocationInfo | Should Not BeNullOrEmpty
         $Error[0].InvocationInfo.MyCommand.Name | Should BeNullOrEmpty  
     }
+
+    #Blocked by issue #846
+    It "Should be works with all parameters" -Pending {
+        write-error -Activity fooAct -Reason fooReason -TargetName fooTargetName -TargetType fooTargetType -Message fooMessage
+        $Error[0].CategoryInfo.Activity | Should Be 'fooAct'
+        $Error[0].CategoryInfo.Reason | Should Be 'fooReason'
+        $Error[0].CategoryInfo.TargetName | Should Be 'fooTargetName'
+        $Error[0].CategoryInfo.TargetType | Should Be 'fooTargetType'
+        $Error[0].CategoryInfo.GetMessage() | Should Be 'NotSpecified: (fooTargetName:fooTargetType) [fooAct], fooReason'
+    }
 }
 
 Describe "Write-Error" {
diff --git a/test/powershell/Write-Output.Tests.ps1 b/test/powershell/Write-Output.Tests.ps1
index 89c2210bb..fc29185a9 100644
--- a/test/powershell/Write-Output.Tests.ps1
+++ b/test/powershell/Write-Output.Tests.ps1
@@ -1,3 +1,20 @@
+Describe "Write-Output DRT Unit Tests" -Tags DRT{
+    It "Simple Write Object Test" {
+        $objectWritten = 1, 2.2, @("John", "Smith", 10), "abc"
+        $results = Write-Output $objectWritten
+        $results.Length | Should Be $objectWritten.Length
+
+        $results[0] | Should Be $objectWritten[0]
+        $results[1] | Should Be $objectWritten[1]
+
+        $results[2] | Should Be $objectWritten[2]
+        $results[2] -is [System.Array] | Should Be $true
+
+        $results[3] | Should Be $objectWritten[3]       
+        $results[3] -is [System.String] | Should Be $true
+    }
+}
+
 Describe "Write-Output" {
     $testString = $testString
     Context "Input Tests" {