Untitled

function Check-WinServer() {
    [CmdletBinding()]
    Param ()

    $osName = (Get-ComputerInfo).OsName

    if ($osName.ToLower().Contains('windows server')) {
        return $true
    }
    
    return $false
}

Describe 'Check-WinServer' {
    It "Should return true if the OS Name contains 'Windows Server'" {
        # Mocking Get-ComputerInfo
        Mock -CommandName Get-ComputerInfo -MockWith {
            return @{ OsName = "Windows Server" }
        }

        $result = Check-WinServer
        $result | Should -Be $true
    }

    It "Should return false if OS Name does not contain 'Windows Server'" {
        # Mocking Get-ComputerInfo
        Mock -CommandName Get-ComputerInfo -MockWith {
            return @{ OsName = "Windows" }
        }

        $result = Check-WinServer
        $result | Should -Be $false
    }

    It "Should return false if OS Name is empty" {
        # Mocking Get-ComputerInfo
        Mock -CommandName Get-ComputerInfo -MockWith {
            return @{ OsName = "" }
        }

        $result = Check-WinServer
        $result | Should -Be $false
    }
}