package distro

import (

	"reflect"

	"strings"

	"testing"

)

func TestOSRelease(t *testing.T) {

	var cases = []struct {

		Input     string

		OSRelease map[string]string

	}{

		{

			``,

			map[string]string{},

		},

		{

			`NAME=Fedora

VERSION="30 (Workstation Edition)"

ID=fedora

VERSION_ID=30

VERSION_CODENAME=""

PLATFORM_ID="platform:f30"

PRETTY_NAME="Fedora 30 (Workstation Edition)"

VARIANT="Workstation Edition"

VARIANT_ID=workstation`,

			map[string]string{

				"NAME":             "Fedora",

				"VERSION":          "30 (Workstation Edition)",

				"ID":               "fedora",

				"VERSION_ID":       "30",

				"VERSION_CODENAME": "",

				"PLATFORM_ID":      "platform:f30",

				"PRETTY_NAME":      "Fedora 30 (Workstation Edition)",

				"VARIANT":          "Workstation Edition",

				"VARIANT_ID":       "workstation",

			},

		},

	}

	for i, c := range cases {

		r := strings.NewReader(c.Input)

		osrelease, err := readOSRelease(r)

		if err != nil {

			t.Fatalf("%d: readOSRelease: %v", i, err)

		}

		if !reflect.DeepEqual(osrelease, c.OSRelease) {

			t.Fatalf("%d: readOSRelease returned unexpected result: %#v", i, osrelease)

		}

	}

}