Code for Day06 part 1

AdventOfCode2018.Tests/AdventOfCode2018.Tests.csproj

@@ -56,6 +56,7 @@
     <Otherwise />
   </Choose>
   <ItemGroup>
+    <Compile Include="ChronoPoint_Tests.cs" />
     <Compile Include="Claim_Tests.cs" />
     <Compile Include="Day01_Tests.cs" />
     <Compile Include="Day02_Tests.cs" />

AdventOfCode2018.Tests/ChronoPoint_Tests.cs

@@ -0,0 +1,65 @@
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+namespace AdventOfCode2018.Tests
+{
+    [TestClass()]
+    public class ChronoPoint_Tests
+    {
+        #region FromString
+
+        [TestMethod()]
+        public void FromString__Test1()
+        {
+            ChronoPoint point = ChronoPoint.FromString("1, 1");
+
+            Assert.AreEqual(1, point.X);
+            Assert.AreEqual(1, point.Y);
+        }
+
+        [TestMethod()]
+        public void FromString__Test2()
+        {
+            ChronoPoint point = ChronoPoint.FromString("1, 6");
+
+            Assert.AreEqual(1, point.X);
+            Assert.AreEqual(6, point.Y);
+        }
+
+        [TestMethod()]
+        public void FromString__Test3()
+        {
+            ChronoPoint point = ChronoPoint.FromString("8, 9");
+
+            Assert.AreEqual(8, point.X);
+            Assert.AreEqual(9, point.Y);
+        }
+
+        #endregion FromString
+
+        #region ManhattanDistance
+
+        [TestMethod()]
+        public void ManhattanDistance__Test1()
+        {
+            ChronoPoint p0 = ChronoPoint.FromString("8, 9");
+            ChronoPoint p1 = ChronoPoint.FromString("1, 6");
+
+            int distance = ChronoPoint.ManhattanDistance(p0, p1);
+
+            Assert.AreEqual(10, distance);
+        }
+
+        [TestMethod()]
+        public void ManhattanDistance__Test2()
+        {
+            ChronoPoint p0 = ChronoPoint.FromString("1, 1");
+            ChronoPoint p1 = ChronoPoint.FromString("1, 6");
+
+            int distance = ChronoPoint.ManhattanDistance(p0, p1);
+
+            Assert.AreEqual(5, distance);
+        }
+
+        #endregion ManhattanDistance
+    }
+}