package internal

import (
	"bytes"
	"testing"

	"github.com/google/go-cmp/cmp"
)

func TestParseUEFIVariableData(t *testing.T) {
	data := []byte{0x61, 0xdf, 0xe4, 0x8b, 0xca, 0x93, 0xd2, 0x11, 0xaa, 0xd, 0x0, 0xe0, 0x98,
		0x3, 0x2b, 0x8c, 0xa, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0,
		0x0, 0x0, 0x0, 0x0, 0x53, 0x0, 0x65, 0x0, 0x63, 0x0, 0x75, 0x0, 0x72, 0x0,
		0x65, 0x0, 0x42, 0x0, 0x6f, 0x0, 0x6f, 0x0, 0x74, 0x0, 0x1}
	want := UEFIVariableData{
		Header: UEFIVariableDataHeader{
			VariableName:       efiGUID{Data1: 0x8be4df61, Data2: 0x93ca, Data3: 0x11d2, Data4: [8]uint8{0xaa, 0xd, 0x0, 0xe0, 0x98, 0x3, 0x2b, 0x8c}},
			UnicodeNameLength:  0xa,
			VariableDataLength: 0x1,
		},
		UnicodeName:  []uint16{0x53, 0x65, 0x63, 0x75, 0x72, 0x65, 0x42, 0x6f, 0x6f, 0x74},
		VariableData: []uint8{0x1},
	}

	got, err := ParseUEFIVariableData(bytes.NewReader(data))
	if err != nil {
		t.Fatalf("ParseEFIVariableData() failed: %v", err)
	}
	if diff := cmp.Diff(want, got); diff != "" {
		t.Errorf("ParseUEFIVariableData() mismatch (-want +got):\n%s", diff)
	}
}