Train game with tests

91_Train/csharp/TrainTests/TrainTests/TrainGameTests.cs

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+using Train;
+using Xunit;
+
+namespace TrainTests
+{
+    public class TrainGameTests
+    {
+        [Fact]
+        public void MiniumRandomNumber()
+        {
+            TrainGame game = new TrainGame();
+            Assert.True(game.GenerateRandomNumber(10, 10) >= 10);
+        }
+
+        [Fact]
+        public void MaximumRandomNumber()
+        {
+            TrainGame game = new TrainGame();
+            Assert.True(game.GenerateRandomNumber(10, 10) <= 110);
+        }
+
+        [Fact]
+        public void IsInputYesWhenY()
+        {
+            Assert.True(TrainGame.IsInputYes("y"));
+        }
+
+        [Fact]
+        public void IsInputYesWhenNotY()
+        {
+            Assert.False(TrainGame.IsInputYes("a"));
+        }
+
+        [Fact]
+        public void CarDurationTest()
+        {
+            Assert.Equal(1, TrainGame.CalculateCarJourneyDuration(30, 1, 15) );
+        }
+
+        [Fact]
+        public void IsWithinAllowedDifference()
+        {
+            Assert.True(TrainGame.IsWithinAllowedDifference(5,5));
+        }
+
+
+        [Fact]
+        public void IsNotWithinAllowedDifference()
+        {
+            Assert.False(TrainGame.IsWithinAllowedDifference(6, 5));
+        }
+    }
+}

91_Train/csharp/TrainTests/TrainTests/TrainTests.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
+
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.7.1" />
+    <PackageReference Include="xunit" Version="2.4.1" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+    <PackageReference Include="coverlet.collector" Version="1.3.0">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\Train\Train\TrainGame.csproj" />
+  </ItemGroup>
+
+</Project>