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Error is wrong when value given for IValidateSetValuesGenerator is not in GetValidValues() #4698
Description
Steps to reproduce
class ValidateSetTest : System.Management.Automation.IValidateSetValuesGenerator
{
[string[]] GetValidValues()
{
return 'Hello', 'World'
}
}
function Test-ValidateSet
{
[CmdletBinding()]
param (
[Parameter(Mandatory = $true)]
[ValidateSet([ValidateSetTest])]
[string[]]
$Item
)
$Item
}
Test-ValidateSet -Item 'Cheese'Expected behavior
Test-ValidateSet : Cannot validate argument on parameter 'Item'. The argument "Cheese" does not belong to the set
"Hello,World" specified by the ValidateSet attribute. Supply an argument that is in the set and then try the command
again.
At line:1 char:24
+ Test-ValidateSet -Item 'Cheese'
+ ~~~~~~~
+ CategoryInfo : InvalidData: (:) [Test-ValidateSet], ParameterBindingValidationException
+ FullyQualifiedErrorId : ParameterArgumentValidationError,Test-ValidateSet
Actual behavior
Test-ValidateSet : Cannot validate argument on parameter 'Item'. Value cannot be null.
Parameter name: value
At line:1 char:24
+ Test-ValidateSet -Item 'Cheese'
+ ~~~~~~~~
+ CategoryInfo : InvalidData: (:) [Test-ValidateSet], ParameterBindingValidationException
+ FullyQualifiedErrorId : ParameterArgumentValidationError,Test-ValidateSet
Environment data
Name Value
---- -----
PSVersion 6.0.0-beta
PSEdition Core
GitCommitId v6.0.0-beta.6
OS Microsoft Windows 10.0.15063
Platform Win32NT
PSCompatibleVersions {1.0, 2.0, 3.0, 4.0...}
PSRemotingProtocolVersion 2.3
SerializationVersion 1.1.0.1
WSManStackVersion 3.0
Activity
lfshr commentedon Aug 29, 2017
Ilya (@iSazonov) linking you as you worked the PR
[-]Error is wrong when value given for IValidateSetValuesGenerator is not returned in GetValidValues()[/-][+]Error is wrong when value given for IValidateSetValuesGenerator is not in GetValidValues()[/+]iSazonov commentedon Aug 29, 2017
Liam (@lfshr) Thanks for your report!
We delegated the valid value cache to a generator in the case but don't fix error message string.
Will fix.