tests/extensions/HaveProperty.ps1
function HaveProperty { [CmdletBinding()] param ( $ActualValue, [string] $PropertyName, $WithValue, [switch] $Negate ) end { $shouldTestValue = $PSBoundParameters.ContainsKey('WithValue') if ($null -eq $ActualValue) { if ($shouldTestValue) { if ($Negate.IsPresent) { $failureMessage = 'Expected: value "{0}" to contain the property "{1}" where the value was not "{2}" but the input object was null.' -f $ActualValue, $PropertyName, $WithValue } else { $failureMessage = 'Expected: value "{0}" to contain the property "{1}" where the value was "{2}" but the input object was null.' -f $ActualValue, $PropertyName, $WithValue } } else { if ($Negate.IsPresent) { $failureMessage = 'Expected: value "{0}" to not contain the property "{1}" but the input object was null.' -f $ActualValue, $PropertyName } else { $failureMessage = 'Expected: value "{0}" to contain the property "{1}" but the input object was null.' -f $ActualValue, $PropertyName } } return [PSCustomObject]@{ Succeeded = $false FailureMessage = $failureMessage } } $property = $ActualValue.psobject.Properties[$PropertyName] $hasProperty = [bool]$property if (-not $shouldTestValue) { $succeeded = $hasProperty if ($Negate.IsPresent) { $succeeded = -not $succeeded } if (-not $succeeded) { if ($Negate.IsPresent) { $failureMessage = 'Expected: value "{0}" to not contain the property "{1}" but it did.' -f $ActualValue, $PropertyName } else { $failureMessage = 'Expected: value "{0}" to contain the property "{1}" but it did not.' -f $ActualValue, $PropertyName } } return [PSCustomObject]@{ Succeeded = $succeeded FailureMessage = $failureMessage } } if (-not $hasProperty) { if ($Negate.IsPresent) { $failureMessage = 'Expected: value "{0}" to contain the property "{1}" where the value was not "{2}" but the property did not exist.' -f $ActualValue, $PropertyName, $WithValue } else { $failureMessage = 'Expected: value "{0}" to contain the property "{1}" where the value was "{2}" but the property did not exist.' -f $ActualValue, $PropertyName, $WithValue } return [PSCustomObject]@{ Succeeded = $false FailureMessage = $failureMessage } } $succeeded = $WithValue -eq $property.Value if ($Negate.IsPresent) { $succeeded = -not $succeeded $failureMessage = 'Expected: value "{0}" to contain the property "{1}" where the value was not "{2}" but it was.' -f $ActualValue, $PropertyName, $WithValue } else { $failureMessage = 'Expected: value "{0}" to contain the property "{1}" where the value was not "{2}" but the actual value was "{3}".' -f $ActualValue, $PropertyName, $WithValue, $property.Value } [PSCustomObject]@{ Succeeded = $succeeded FailureMessage = $failureMessage } } } Add-ShouldOperator -Name HaveProperty -Test $function:HaveProperty |