PowerShell · adityapatwardhan · Feb 22, 2018 · Jan 9, 2018 · Jan 27, 2018 · Jan 27, 2018
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WriteConsoleCmdlet.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WriteConsoleCmdlet.cs
@@ -28,6 +28,7 @@ public sealed class WriteHostCommand : ConsoleColorCmdlet
         /// </summary>
 
         [Parameter(Position = 0, ValueFromRemainingArguments = true, ValueFromPipeline = true)]
+        [Alias("Msg", "Message")]
         public object Object { get; set; } = null;
 
         /// <summary>
@@ -141,4 +142,4 @@ protected override void ProcessRecord()
 
         private Boolean _notAppendNewline = false;
     }
-}   // namespace Microsoft.PowerShell.Commands
+}   // namespace Microsoft.PowerShell.Commands
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/write.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/write.cs
@@ -168,7 +168,7 @@ public sealed class WriteInformationCommand : PSCmdlet
         /// Object to be sent to the Information stream.
         /// </summary>
         [Parameter(Position = 0, Mandatory = true, ValueFromPipeline = true)]
-        [Alias("Msg")]
+        [Alias("Msg", "Message")]
         public Object MessageData { get; set; }
 
         /// <summary>

diff --git a/test/powershell/Modules/Microsoft.PowerShell.Utility/Write-Host.Tests.ps1 b/test/powershell/Modules/Microsoft.PowerShell.Utility/Write-Host.Tests.ps1
@@ -59,6 +59,8 @@ Describe "Write-Host with TestHostCS" -Tags "CI" {
         $testHostCSData = @(
             @{ Name = 'defaults';                          Command = "Write-Host a,b,c";                                                                             returnCount = 1; returnValue = @("White:Black:a b c:NewLine"); returnInfo = @("a b c") }
             @{ Name = '-Object';                           Command = "Write-Host -Object a,b,c";                                                                     returnCount = 1; returnValue = @("White:Black:a b c:NewLine"); returnInfo = @("a b c") }
+            @{ Name = '-Message';                          Command = "Write-Host -Message a,b,c";                                                                    returnCount = 1; returnValue = @("White:Black:a b c:NewLine"); returnInfo = @("a b c") }
+            @{ Name = '-Msg';                              Command = "Write-Host -Msg a,b,c";                                                                        returnCount = 1; returnValue = @("White:Black:a b c:NewLine"); returnInfo = @("a b c") }
             @{ Name = '-Separator';                        Command = "Write-Host a,b,c -Separator '+'";                                                              returnCount = 1; returnValue = @("White:Black:a+b+c:NewLine"); returnInfo = @("a+b+c") }
             @{ Name = '-Separator, colors and -NoNewLine'; Command = "Write-Host a,b,c -Separator ',' -ForegroundColor Yellow -BackgroundColor DarkBlue -NoNewline"; returnCount = 1; returnValue = @("Yellow:DarkBlue:a,b,c:NoNewLine"); returnInfo = @("a,b,c") }
             @{ Name = '-NoNewline:$true and colors';       Command = "Write-Host a,b -NoNewline:`$true -ForegroundColor Red -BackgroundColor Green;Write-Host a,b";  returnCount = 2; returnValue = @("Red:Green:a b:NoNewLine", "White:Black:a b:NewLine"); returnInfo = @("a b", "a b") }
@@ -85,11 +87,11 @@ Describe "Write-Host with TestHostCS" -Tags "CI" {
         $result = $th.ui.Streams.ConsoleOutput
 
         $result.Count | Should Be $returnCount
-        (Compare-Object $result $returnValue -SyncWindow 0).length -eq 0 | Should Be $true
+        (Compare-Object $result $returnValue -SyncWindow 0).length | Should Be 0
 
         $result = $th.ui.Streams.Information
 
         $result.Count | Should Be $returnCount
-        (Compare-Object $result $returnInfo -SyncWindow 0).length -eq 0 | Should Be $true
+        (Compare-Object $result $returnInfo -SyncWindow 0).length | Should Be 0
     }
 }
diff --git a/test/powershell/Modules/Microsoft.PowerShell.Utility/Write-Stream.Tests.ps1 b/test/powershell/Modules/Microsoft.PowerShell.Utility/Write-Stream.Tests.ps1
@@ -57,6 +57,14 @@ Describe "Stream writer tests" -Tags "CI" {
     Context "Write-Information cmdlet" {
         BeforeAll {
             $ps = [powershell]::Create()
+
+            $testInfoData = @(
+                @{ Name = 'defaults'; Command = "Write-Information TestMessage";              returnCount = 1; returnValue = 'TestMessage' }
+                @{ Name = '-Object';  Command = "Write-Information -MessageData TestMessage"; returnCount = 1; returnValue = 'TestMessage' }
+                @{ Name = '-Message'; Command = "Write-Information -Message TestMessage";     returnCount = 1; returnValue = 'TestMessage' }
+                @{ Name = '-Msg';     Command = "Write-Information -Msg TestMessage";         returnCount = 1; returnValue = 'TestMessage' }
+                @{ Name = '-Tag';     Command = "Write-Information TestMessage -Tag Test";    returnCount = 1; returnValue = 'TestMessage' }
+            )
         }
 
         BeforeEach {
@@ -96,5 +104,15 @@ Describe "Stream writer tests" -Tags "CI" {
             $result[0].MessageData | Should be "teststring"
             $result[1].MessageData | Should be "12345"
        }
+
+       It "Write-Information works with <Name>" -TestCases:$testInfoData {
+            param($Command, $returnCount, $returnValue)
+            $ps.AddScript($Command).Invoke()
+
+            $result = $ps.Streams.Information
+
+            $result.Count | Should Be $returnCount
+            (Compare-Object $result $returnValue -SyncWindow 0).length | Should Be 0
+        }
     }
 }