Functions/Assertions/BeIn.ps1
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function PesterBeIn($ActualValue, $ExpectedValue, [switch] $Negate, [string] $Because) { [bool] $succeeded = $ExpectedValue -contains $ActualValue if ($Negate) { $succeeded = -not $succeeded } if (-not $succeeded) { if ($Negate) { return New-Object psobject -Property @{ Succeeded = $false FailureMessage = "Expected collection $(Format-Nicely $ExpectedValue) to not contain $(Format-Nicely $ActualValue),$(Format-Because $Because) but it was found." } } else { return New-Object psobject -Property @{ Succeeded = $false FailureMessage = "Expected collection $(Format-Nicely $ExpectedValue) to contain $(Format-Nicely $ActualValue),$(Format-Because $Because) but it was not found." } } } return New-Object psobject -Property @{ Succeeded = $true } } Add-AssertionOperator -Name BeIn ` -Test $function:PesterBeIn function PesterBeInFailureMessage() { } function NotPesterBeInFailureMessage() { } |