Pester

4.0.3

Examples/Validator/Validator.Tests.ps1

                                $scriptRoot = Split-Path $MyInvocation.MyCommand.Path

. $scriptRoot\Validator.ps1 -Verbose

Describe "Testing a validator" {

    It "calls MyValidator" {

        Mock MyValidator -MockWith { return $true }

        Invoke-SomethingThatUsesMyValidator "test"

        $was_called_once = 1

        Assert-MockCalled MyValidator $was_called_once

    }

}

Describe "MyValidator" {

    It "passes things that start with the letter S" {

        $result = MyValidator "summer"

        $result | Should Be $true

    }

    It "does not pass a param that does not start with S" {

        $result = MyValidator "bummer"

        $result | Should Be $false

    }

}