// Copyright (c) 2026 Storm Dragon
// Authors: Storm Dragon, Angus Kola
// SPDX-License-Identifier: GPL-3.0-or-later

package input

import "testing"

func TestRepeatTrackerRecognizesNativeSequences(t *testing.T) {
	var tracker RepeatTracker
	steps := []struct {
		code      uint8
		pressed   bool
		timestamp uint32
		repeat    bool
	}{
		{38, true, 100, false},
		{38, true, 110, true},  // Detectable autorepeat.
		{39, true, 111, false}, // Another key is still a fresh press.
		{38, false, 120, false},
		{38, true, 120, true}, // Classic X11 release/press pair.
		{38, false, 130, false},
		{38, true, 140, false}, // Real release and new press.
		{39, false, ^uint32(0), false},
		{39, true, 1, false}, // Timestamp wrap is not a repeat.
		{38, false, 0, false},
		{38, true, 0, false}, // Unknown timestamps cannot prove a release/press pair.
		{38, true, 0, true},
	}
	for index, step := range steps {
		if got := tracker.Observe(Event{Keycode: step.code, Pressed: step.pressed, Timestamp: step.timestamp}); got != step.repeat {
			t.Fatalf("step %d: repeat = %t, want %t", index, got, step.repeat)
		}
	}
	tracker.Reset()
	if tracker.Observe(Event{Keycode: 38, Pressed: true, Timestamp: 150}) {
		t.Fatal("secure reset retained held keys")
	}
}