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added a test for element auto-area performance

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Ell 2021-06-25 12:45:00 +02:00
parent ef83124cfa
commit d1ce9412a2
1 changed files with 23 additions and 0 deletions
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23
Tests/UiTests.cs
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@ -1,4 +1,5 @@
using System; using System;
using System.Diagnostics;
using System.Linq; using System.Linq;
using Microsoft.Xna.Framework; using Microsoft.Xna.Framework;
using MLEM.Misc; using MLEM.Misc;
@ -83,6 +84,28 @@ namespace Tests {
Assert.AreEqual("custom", style.Value); Assert.AreEqual("custom", style.Value);
} }
[Test]
public void TestAutoAreaPerformance() {
var stopwatch = new Stopwatch();
for (var i = 1; i <= 100; i++) {
var totalUpdates = 0;
var main = new Group(Anchor.TopLeft, new Vector2(50)) {
OnAreaUpdated = e => totalUpdates++
};
var group = main;
for (var g = 0; g < i; g++) {
group = group.AddChild(new Group(Anchor.TopLeft, Vector2.One) {
OnAreaUpdated = e => totalUpdates++
});
}
stopwatch.Restart();
this.AddAndUpdate(main);
stopwatch.Stop();
var allChildren = main.GetChildren(regardGrandchildren: true);
TestContext.WriteLine($"{allChildren.Count()} children, {totalUpdates} updates total, took {stopwatch.Elapsed.TotalMilliseconds * 1000000}ns");
}
}
private void AddAndUpdate(Element element) { private void AddAndUpdate(Element element) {
foreach (var root in this.game.UiSystem.GetRootElements()) foreach (var root in this.game.UiSystem.GetRootElements())
this.game.UiSystem.Remove(root.Name); this.game.UiSystem.Remove(root.Name);