PowerShell/test/powershell/PSVersionTable.Tests.ps1

Describe "PSVersionTable" {
    It "Should have version table entries" {
	$PSVersionTable.Count | Should Be 8
    }

    It "Should have the right version table entries" {
	$PSVersionTable.ContainsKey("PSVersion")                 | Should Be True
	$PSVersionTable.ContainsKey("PSEdition")                 | Should Be True
	$PSVersionTable.ContainsKey("WSManStackVersion")         | Should Be True
	$PSVersionTable.ContainsKey("SerializationVersion")      | Should Be True
	$PSVersionTable.ContainsKey("CLRVersion")                | Should Be True
	$PSVersionTable.ContainsKey("BuildVersion")              | Should Be True
	$PSVersionTable.ContainsKey("PSCompatibleVersions")      | Should Be True
	$PSVersionTable.ContainsKey("PSRemotingProtocolVersion") | Should Be True

    }

    It "Should have the correct edition" -Skip:(!$IsCore) {
	$expected =
	if ($IsLinux -Or $IsOSX) {
	    "Linux"
	} elseif ($IsWindows) {
	    "Core"
	} else {
	    throw [PlatformNotSupportedException]
	}

	$PSVersionTable["PSEdition"] | Should Be $expected
    }
}