package tui

import (
	"testing"

	tea "charm.land/bubbletea/v2"
	"github.com/stretchr/testify/require"
)

func TestKeyCodeClassifiesBubbleTeaV2Events(t *testing.T) {
	tests := []struct {
		name string
		msg  tea.KeyPressMsg
		want rune
	}{
		{name: "enter", msg: tea.KeyPressMsg{Code: tea.KeyEnter}, want: tea.KeyEnter},
		{name: "printable text", msg: tea.KeyPressMsg{Code: 'd', Text: "d"}, want: tea.KeyExtended},
		{name: "control c", msg: tea.KeyPressMsg{Code: 'c', Mod: tea.ModCtrl}, want: keyCtrlC},
		{name: "control up", msg: tea.KeyPressMsg{Code: tea.KeyUp, Mod: tea.ModCtrl}, want: keyCtrlUp},
	}

	for _, test := range tests {
		t.Run(test.name, func(t *testing.T) {
			require.Equal(t, test.want, keyCode(test.msg))
		})
	}
}

func TestKeyTextRunesPreservesUnicode(t *testing.T) {
	msg := tea.KeyPressMsg{Code: tea.KeyExtended, Text: "日本語"}
	require.Equal(t, []rune("日本語"), keyTextRunes(msg))
}