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

import (
	"git.stormux.org/storm/cthulhu/internal/platform/xorg"
	"testing"
)

func TestForegroundWindowCorrelation(t *testing.T) {
	client := xorg.Foreground{Known: true, Window: 45, PID: 123, X: 10, Y: 30, Width: 400, Height: 300, OuterX: 8, OuterY: 5, OuterWidth: 404, OuterHeight: 327}
	for _, test := range []struct {
		name   string
		pid    int
		bounds Rectangle
		want   bool
	}{
		{"client", 123, Rectangle{10, 30, 400, 300}, true},
		{"decorated", 123, Rectangle{8, 5, 404, 327}, true},
		{"other process", 124, Rectangle{10, 30, 400, 300}, false},
		{"same process other window", 123, Rectangle{420, 30, 400, 300}, false},
		{"same process scaled window", 123, Rectangle{10, 30, 200, 150}, true},
		{"scaled window shifted", 123, Rectangle{11, 30, 200, 150}, false},
		{"scaled window wrong aspect", 123, Rectangle{10, 30, 200, 120}, false},
		{"scaled window too small", 123, Rectangle{10, 30, 100, 75}, false},
		{"other process scaled window", 124, Rectangle{10, 30, 200, 150}, false},
		{"dialog", 123, Rectangle{40, 50, 200, 100}, false},
		{"missing bounds", 123, Rectangle{}, false},
	} {
		t.Run(test.name, func(t *testing.T) {
			if got := foregroundWindowMatches(client, test.pid, test.bounds); got != test.want {
				t.Fatalf("match = %v, want %v", got, test.want)
			}
		})
	}
}

func TestForegroundWindowCorrelationSteamBigPictureScale(t *testing.T) {
	client := xorg.Foreground{Known: true, Window: 83886130, PID: 111, X: 0, Y: 0, Width: 1920, Height: 1080,
		OuterX: 0, OuterY: 0, OuterWidth: 1920, OuterHeight: 1080}
	if !foregroundWindowMatches(client, 111, Rectangle{X: 0, Y: 0, Width: 1353, Height: 761}) {
		t.Fatal("same-process logical-pixel frame did not match X11 foreground")
	}
}

func TestForegroundMenuPopupCorrelation(t *testing.T) {
	client := xorg.Foreground{Known: true, Window: 45, PID: 123}
	main := NewObjectID(":1.40", "/main")
	popup := NewObjectID(":1.40", "/popup")
	for _, test := range []struct {
		name   string
		client xorg.Foreground
		main   ObjectID
		popup  ObjectID
		pid    int
		menu   bool
		want   bool
	}{
		{"active menu in foreground application", client, main, popup, 123, true, true},
		{"inactive menu", client, main, popup, 123, false, false},
		{"other application", client, main, NewObjectID(":1.41", "/popup"), 123, true, false},
		{"other process", client, main, popup, 124, true, false},
		{"ordinary sibling window", client, main, popup, 123, false, false},
		{"no foreground client", xorg.Foreground{Known: true}, main, popup, 123, true, false},
		{"no owned main window", client, ObjectID{}, popup, 123, true, false},
	} {
		t.Run(test.name, func(t *testing.T) {
			if got := foregroundMenuPopupMatches(test.client, test.main, test.popup, test.pid, test.menu); got != test.want {
				t.Fatalf("match = %v, want %v", got, test.want)
			}
		})
	}
}