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Core/cheap-ruler-cs/Tests/Editor.meta

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Core/cheap-ruler-cs/Tests/Editor/MapboxUnitTests_CheapRulerCs.cs

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+//-----------------------------------------------------------------------
+// <copyright file="FileSourceTest.cs" company="Mapbox">
+//     Copyright (c) 2016 Mapbox. All rights reserved.
+// </copyright>
+//-----------------------------------------------------------------------
+
+// TODO: figure out how run tests outside of Unity with .NET framework, something like '#if !UNITY'
+
+namespace Mapbox.CheapRulerCs.UnitTest
+{
+
+
+	using NUnit.Framework;
+	using System.Collections.Generic;
+	using UnityEngine;
+	using Mapbox.CheapRulerCs;
+	using Mapbox.Json.Linq;
+
+	[TestFixture]
+	internal class CheapRulerCsTest
+	{
+
+
+		// TODO more tests ////////////////////
+		// see https://github.com/mapbox/cheap-ruler/blob/master/test/test.js
+		//////////////////////////
+
+
+		internal class point { public double x; public double y; }
+		internal class line
+		{
+			public List<point> vertices = new List<point>();
+			public void Add(double x, double y) { vertices.Add(new point() { x = x, y = y }); }
+		}
+
+		private List<line> _lineFixtures;
+
+		[SetUp]
+		public void SetUp()
+		{
+			_lineFixtures = loadFixtures();
+		}
+
+
+
+		[Test, Order(1)]
+		public void FixturesLoaded()
+		{
+			Assert.AreEqual(58, _lineFixtures.Count);
+		}
+
+
+
+		[Test]
+		public void DistanceInMiles()
+		{
+			CheapRuler ruler = new CheapRuler(32.8351);
+			CheapRuler rulerMiles = new CheapRuler(32.8351, CheapRulerUnits.Miles);
+
+			double distKm = ruler.Distance(new double[] { 30.5, 32.8351 }, new double[] { 30.51, 32.8451 });
+			double distMiles = rulerMiles.Distance(new double[] { 30.5, 32.8351 }, new double[] { 30.51, 32.8451 });
+
+			Debug.LogFormat("{0} {1}", distKm, distMiles);
+			Assert.AreEqual(1.609344, distKm / distMiles, 1e-12, "wrong distance in miles");
+		}
+
+
+		[Test]
+		public void DistanceInNauticalMiles()
+		{
+			CheapRuler ruler = new CheapRuler(32.8351);
+			CheapRuler rulerMiles = new CheapRuler(32.8351, CheapRulerUnits.Miles);
+			CheapRuler rulerNauticalMiles = new CheapRuler(32.8351, CheapRulerUnits.NauticalMiles);
+
+			double distKm = ruler.Distance(new double[] { 30.5, 32.8351 }, new double[] { 30.51, 32.8451 });
+			double distMiles = rulerMiles.Distance(new double[] { 30.5, 32.8351 }, new double[] { 30.51, 32.8451 });
+			double distNauticalMiles = rulerNauticalMiles.Distance(new double[] { 30.5, 32.8351 }, new double[] { 30.51, 32.8451 });
+
+			Debug.LogFormat("{0} {1}", distKm, distNauticalMiles);
+			Assert.AreEqual(1.852, distKm / distNauticalMiles, 1e-12, "wrong distance km vs nautical miles");
+			Assert.AreEqual(1.15078, distMiles / distNauticalMiles, 1e-6, "wrong distance miles vs nautical miles");
+		}
+
+
+		[Test]
+		public void FromTile()
+		{
+			CheapRuler ruler1 = new CheapRuler(50.5);
+			CheapRuler ruler2 = CheapRuler.FromTile(11041, 15);
+
+			var p1 = new double[] { 30.5, 50.5 };
+			var p2 = new double[] { 30.51, 50.51 };
+
+			Assert.AreEqual(ruler1.Distance(p1, p2), ruler2.Distance(p1, p2), 3e-5, "CheapRuler.FromTile distance");
+		}
+
+
+
+		private List<line> loadFixtures()
+		{
+			TextAsset fixturesAsset = Resources.Load<TextAsset>("ChearRulerCs_fixtures");
+			var json = JArray.Parse(fixturesAsset.text);
+			List<line> fixtures = new List<line>();
+
+			foreach (var line in json)
+			{
+				line fixtureLine = new line();
+
+				foreach (var coordinates in line)
+				{
+					fixtureLine.Add(coordinates[0].Value<double>(), coordinates[1].Value<double>());
+				}
+				fixtures.Add(fixtureLine);
+			}
+
+			return fixtures;
+		}
+
+
+
+	}
+}

Core/cheap-ruler-cs/Tests/Editor/MapboxUnitTests_CheapRulerCs.cs.meta

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