PowerShell7/test/powershell/ConvertFrom-StringData.Tests.ps1

Describe "ConvertFrom-StringData" {
    $sampleData = @'
                  foo  = 0
                  bar  = 1
                  bazz = 2
'@

    It "Should not throw when called with just the stringdata switch" {
        { ConvertFrom-StringData -StringData 'a=b' } | Should Not Throw
    }

    It "Should return a hashtable" {
        $(ConvertFrom-StringData -StringData 'a=b').GetType().Name | Should Be "Hashtable"
    }

    It "Should throw if not in x=y format" {
        { ConvertFrom-StringData -StringData 'ab' }  | Should Throw
        { ConvertFrom-StringData -StringData 'a,b' } | Should Throw
        { ConvertFrom-StringData -StringData 'a b' } | Should Throw
        { ConvertFrom-StringData -StringData 'a\tb' } | Should Throw
        { ConvertFrom-StringData -StringData 'a:b' } | Should Throw
    }

    It "Should return the data on the left side in the key" {
        $actualValue = ConvertFrom-StringData -StringData 'a=b'

        $actualValue.Keys | Should Be "a"
    }

    It "Should return the data on the right side in the value" {
        $actualValue = ConvertFrom-StringData -StringData 'a=b'

        $actualValue.Values | Should Be "b"
    }

    It "Should return a keycollection for the keys" {
        $(ConvertFrom-StringData -StringData 'a=b').Keys.gettype().Name | Should Be "KeyCollection"
    }

    It "Should return a valuecollection for the values" {
        $(ConvertFrom-StringData -StringData 'a=b').Values.gettype().Name | Should Be "ValueCollection"
    }

    It "Should work for multiple lines" {
        { ConvertFrom-StringData -StringData $sampleData } | Should Not Throw

        $(ConvertFrom-StringData -StringData $sampleData).Keys   | Should Be "foo", "bar", "bazz"

        $(ConvertFrom-StringData -StringData $sampleData).Values | Should Be "0","1","2"
    }
}