package uidlist_test

import (
	"errors"
	"testing"

	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"

	"ur.gs/crockery/internal/imap/uidlist"
)

func TestParseHeaderValid(t *testing.T) {
	valid := "  3 V1275660208   Afortytwo N25022 G3085f01b7f11094c501100008c4a11c1   \r\n"

	hdr, err := uidlist.ParseHeader(valid)
	require.NoError(t, err)

	assert.Equal(t, uint64(3), hdr.Version)
	assert.Equal(t, uint64(1275660208), hdr.UIDValidity)
	assert.Equal(t, uint64(25022), hdr.NextUID)
	assert.Equal(t, "3085f01b7f11094c501100008c4a11c1", hdr.GUID)
	assert.Equal(t, map[string][]string{"A": []string{"fortytwo"}}, hdr.Extra)
}

func TestParseHeaderEmpty(t *testing.T) {
	hdr, err := uidlist.ParseHeader("")
	require.Error(t, err, errors.New("Short header"))
	assert.Equal(t, uidlist.Header{}, hdr)
}