Initial commit: OpenRA game engine

Fork from OpenRA/OpenRA with one-click launch script (start-ra.cmd)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

OpenRA.Test/OpenRA.Game/CoordinateTest.cs

@@ -0,0 +1,91 @@
+#region Copyright & License Information
+/*
+ * Copyright (c) The OpenRA Developers and Contributors
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version. For more
+ * information, see COPYING.
+ */
+#endregion
+
+using System;
+using System.Linq;
+using NUnit.Framework;
+
+namespace OpenRA.Test
+{
+	[TestFixture]
+	sealed class CoordinateTest
+	{
+		[TestCase(TestName = "Test CPos to MPos conversion and back again.")]
+		public void CPosConversionRoundtrip()
+		{
+			foreach (var gridType in Enum.GetValues<MapGridType>())
+			{
+				var expected = new CellCoordsRegion(new CPos(-12, -12), new CPos(12, 12));
+				var actual = expected.Select(pos => pos.ToMPos(gridType).ToCPos(gridType)).ToArray();
+
+				Assert.That(expected, Is.EqualTo(actual));
+			}
+		}
+
+		[TestCase(TestName = "Test MPos to CPos conversion and back again.")]
+		public void MPosConversionRoundtrip()
+		{
+			foreach (var gridType in Enum.GetValues<MapGridType>())
+			{
+				var expected = new MapCoordsRegion(new MPos(-12, -12), new MPos(12, 12));
+				var actual = expected.Select(pos => pos.ToCPos(gridType).ToMPos(gridType)).ToArray();
+
+				Assert.That(expected, Is.EqualTo(actual));
+			}
+		}
+
+		[TestCase(TestName = "Test directional movement of ToCPos.")]
+		public void TestIsometricCPosConversion()
+		{
+			const MapGridType Isometric = MapGridType.RectangularIsometric;
+			Assert.That(new CPos(0, 0), Is.EqualTo(new MPos(0, 0).ToCPos(Isometric)));
+
+			Assert.That(new CPos(1, 1), Is.EqualTo(new MPos(0, 2).ToCPos(Isometric)));
+			Assert.That(new CPos(2, 2), Is.EqualTo(new MPos(0, 4).ToCPos(Isometric)));
+			Assert.That(new CPos(3, 3), Is.EqualTo(new MPos(0, 6).ToCPos(Isometric)));
+
+			Assert.That(new CPos(1, 0), Is.EqualTo(new MPos(0, 1).ToCPos(Isometric)));
+			Assert.That(new CPos(2, 0), Is.EqualTo(new MPos(1, 2).ToCPos(Isometric)));
+			Assert.That(new CPos(3, 0), Is.EqualTo(new MPos(1, 3).ToCPos(Isometric)));
+
+			Assert.That(new CPos(0, 1), Is.EqualTo(new MPos(-1, 1).ToCPos(Isometric)));
+			Assert.That(new CPos(0, 2), Is.EqualTo(new MPos(-1, 2).ToCPos(Isometric)));
+			Assert.That(new CPos(0, 3), Is.EqualTo(new MPos(-2, 3).ToCPos(Isometric)));
+
+			Assert.That(new CPos(1, -1), Is.EqualTo(new MPos(1, 0).ToCPos(Isometric)));
+			Assert.That(new CPos(2, -2), Is.EqualTo(new MPos(2, 0).ToCPos(Isometric)));
+			Assert.That(new CPos(3, -3), Is.EqualTo(new MPos(3, 0).ToCPos(Isometric)));
+		}
+
+		[TestCase(TestName = "Test directional movement of ToMPos.")]
+		public void TestIsometricMPosConversion()
+		{
+			const MapGridType Isometric = MapGridType.RectangularIsometric;
+			Assert.That(new MPos(0, 0), Is.EqualTo(new CPos(0, 0).ToMPos(Isometric)));
+
+			Assert.That(new MPos(0, 2), Is.EqualTo(new CPos(1, 1).ToMPos(Isometric)));
+			Assert.That(new MPos(0, 4), Is.EqualTo(new CPos(2, 2).ToMPos(Isometric)));
+			Assert.That(new MPos(0, 6), Is.EqualTo(new CPos(3, 3).ToMPos(Isometric)));
+
+			Assert.That(new MPos(0, 1), Is.EqualTo(new CPos(1, 0).ToMPos(Isometric)));
+			Assert.That(new MPos(1, 2), Is.EqualTo(new CPos(2, 0).ToMPos(Isometric)));
+			Assert.That(new MPos(1, 3), Is.EqualTo(new CPos(3, 0).ToMPos(Isometric)));
+
+			Assert.That(new MPos(-1, 1), Is.EqualTo(new CPos(0, 1).ToMPos(Isometric)));
+			Assert.That(new MPos(-1, 2), Is.EqualTo(new CPos(0, 2).ToMPos(Isometric)));
+			Assert.That(new MPos(-2, 3), Is.EqualTo(new CPos(0, 3).ToMPos(Isometric)));
+
+			Assert.That(new MPos(1, 0), Is.EqualTo(new CPos(1, -1).ToMPos(Isometric)));
+			Assert.That(new MPos(2, 0), Is.EqualTo(new CPos(2, -2).ToMPos(Isometric)));
+			Assert.That(new MPos(3, 0), Is.EqualTo(new CPos(3, -3).ToMPos(Isometric)));
+		}
+	}
+}