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Useful error message when HelpMessage attributes are empty string #4334

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merged 1 commit into from Jul 26, 2017
Merged

Useful error message when HelpMessage attributes are empty string #4334

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6 changes: 3 additions & 3 deletions src/System.Management.Automation/engine/Attributes.cs
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Expand Up @@ -686,7 +686,7 @@ public string HelpMessage
{
if (string.IsNullOrEmpty(value))
{
throw PSTraceSource.NewArgumentException("value");
throw PSTraceSource.NewArgumentException("HelpMessage");
}
_helpMessage = value;
}
Expand All @@ -707,7 +707,7 @@ public string HelpMessageBaseName
{
if (string.IsNullOrEmpty(value))
{
throw PSTraceSource.NewArgumentException("value");
throw PSTraceSource.NewArgumentException("HelpMessageBaseName");
}
_helpMessageBaseName = value;
}
Expand All @@ -728,7 +728,7 @@ public string HelpMessageResourceId
{
if (string.IsNullOrEmpty(value))
{
throw PSTraceSource.NewArgumentException("value");
throw PSTraceSource.NewArgumentException("HelpMessageResourceId");
}
_helpMessageResourceId = value;
}
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10 changes: 0 additions & 10 deletions src/System.Management.Automation/engine/CommandDiscovery.cs
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Expand Up @@ -775,16 +775,6 @@ private static string BuildPSSnapInDisplayName(PSSnapInSpecification PSSnapin)
new CommandNotFoundException(reqSyntaxException.Message, reqSyntaxException);
throw e;
}
catch (PSArgumentException argException)
{
CommandNotFoundException e =
new CommandNotFoundException(
commandInfo.Name,
argException,
"ScriptRequiresInvalidFormat",
DiscoveryExceptions.ScriptRequiresInvalidFormat);
throw e;
}
break;
case CommandTypes.Filter:
case CommandTypes.Function:
Expand Down
24 changes: 24 additions & 0 deletions test/powershell/engine/Attributes.Tests.ps1
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@@ -0,0 +1,24 @@
Describe "Attribute tests" -Tags "CI" {
BeforeEach {
Remove-Item $testdrive/test.ps1 -Force -ErrorAction SilentlyContinue
}

It "<attribute> attribute returns argument error if empty" -TestCases @(
@{Attribute="HelpMessage"},
@{Attribute="HelpMessageBaseName"},
@{Attribute="HelpMessageResourceId"}
) {
param($attribute)

$script = @"
[CmdletBinding()]
Param (
[Parameter($attribute="")]
[String]`$Parameter1
)
Write-Output "Hello"
"@
New-Item -Path $testdrive/test.ps1 -Value $script -ItemType File
{ & $testdrive/test.ps1 } | ShouldBeErrorId "Argument"
}
}