From 03ac2fd7d74b446f62328648c83e857d7aef1cd9 Mon Sep 17 00:00:00 2001
From: ansel <79257300125@ya.ru>
Date: Thu, 12 Jan 2023 03:33:20 +0300
Subject: [PATCH] More tests

---
 .../Editing/TestSceneSnappingNearZero.cs      | 79 +++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 osu.Game.Tests/Editing/TestSceneSnappingNearZero.cs

diff --git a/osu.Game.Tests/Editing/TestSceneSnappingNearZero.cs b/osu.Game.Tests/Editing/TestSceneSnappingNearZero.cs
new file mode 100644
index 0000000000..59081215ba
--- /dev/null
+++ b/osu.Game.Tests/Editing/TestSceneSnappingNearZero.cs
@@ -0,0 +1,79 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using NUnit.Framework;
+using osu.Game.Beatmaps.ControlPoints;
+
+namespace osu.Game.Tests.Editing
+{
+    [TestFixture]
+    public class TestSceneSnappingNearZero
+    {
+        private readonly ControlPointInfo cpi = new ControlPointInfo();
+
+        [Test]
+        public void TestOnZero()
+        {
+            test(0, 500, 0, 0);
+            test(0, 500, 100, 0);
+            test(0, 500, 250, 500);
+            test(0, 500, 600, 500);
+
+            test(0, 500, -600, 0);
+        }
+
+        [Test]
+        public void TestAlmostOnZero()
+        {
+            test(50, 500, 0, 50);
+            test(50, 500, 50, 50);
+            test(50, 500, 100, 50);
+            test(50, 500, 299, 50);
+            test(50, 500, 300, 550);
+
+            test(50, 500, -500, 50);
+        }
+
+        [Test]
+        public void TestAlmostOnOne()
+        {
+            test(499, 500, -1, 499);
+            test(499, 500, 0, 499);
+            test(499, 500, 1, 499);
+            test(499, 500, 499, 499);
+            test(499, 500, 600, 499);
+            test(499, 500, 800, 999);
+        }
+
+        [Test]
+        public void TestOnOne()
+        {
+            test(500, 500, -500, 0);
+            test(500, 500, 0, 0);
+            test(500, 500, 200, 0);
+            test(500, 500, 400, 500);
+            test(500, 500, 500, 500);
+            test(500, 500, 600, 500);
+            test(500, 500, 900, 1000);
+        }
+
+        [Test]
+        public void TestNegative()
+        {
+            test(-600, 500, -600, 400);
+            test(-600, 500, -100, 400);
+            test(-600, 500, 0, 400);
+            test(-600, 500, 200, 400);
+            test(-600, 500, 400, 400);
+            test(-600, 500, 600, 400);
+            test(-600, 500, 1000, 900);
+        }
+
+        private void test(double pointTime, double beatLength, double from, double expected)
+        {
+            cpi.Clear();
+            cpi.Add(pointTime, new TimingControlPoint { BeatLength = beatLength });
+            Assert.That(cpi.GetClosestSnappedTime(from, 1), Is.EqualTo(expected), $"From: {from}");
+        }
+    }
+}