Justin dot net answers

dot-net/.editorconfig

@@ -0,0 +1,6 @@
+# http://editorconfig.org
+root = true
+
+[*]
+indent_style = space
+indent_size = 4

dot-net/UnitTesting/WriteUnitTest.UnitTests/Properties/AssemblyInfo.cs

@@ -1,5 +1,4 @@
 using System.Reflection;
-using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 
 // General Information about an assembly is controlled through the following 

dot-net/UnitTesting/WriteUnitTest.UnitTests/Services/LessonServiceUnitTests.cs

@@ -1,13 +1,119 @@
-using Microsoft.VisualStudio.TestTools.UnitTesting;
-
-namespace WriteUnitTest.UnitTests.Services
+namespace WriteUnitTest.UnitTests.Services
 {
+    using Entities;
+    using Microsoft.VisualStudio.TestTools.UnitTesting;
+    using NSubstitute;
+    using Repositories;
+    using WriteUnitTest.Services;
+
     [TestClass]
     public class LessonServiceUnitTests
     {
+        private ILessonRepository lessonRepository;
+        private IModuleRepository moduleRepository;
+        private LessonService sut;
+
+        [TestInitialize]
+        public void Initialize()
+        {
+            lessonRepository = Substitute.For<ILessonRepository>();
+            moduleRepository = Substitute.For<IModuleRepository>();
+            sut = new LessonService(lessonRepository, moduleRepository);
+        }
+
+        [TestMethod]
+        public void UpdateLessonGrade_WhenGetLessonReturnsNull_ReturnNull()
+        {
+            const int lessonId = 12;
+            lessonRepository.GetLesson(lessonId).Returns((Lesson)null);
+
+            var result = sut.UpdateLesson(lessonId, 0d);
+
+            Assert.IsNull(result);
+        }
+
+        [TestMethod]
+        public void UpdateLessonGrade_WhenLessonIsPassed_ReturnUnmodifiedLesson()
+        {
+            const int lessonId = 12;
+            var lesson = new Lesson
+            {
+                LessonId = lessonId,
+                Grade = 80d,
+                IsPassed = true,
+            };
+            lessonRepository.GetLesson(lessonId).Returns(lesson);
+
+            var result = sut.UpdateLesson(lessonId, 0d);
+
+            Assert.AreEqual(lesson.LessonId, result.LessonId);
+            Assert.AreEqual(lesson.Grade, result.Grade);
+            Assert.AreEqual(lesson.IsPassed, result.IsPassed);
+        }
+
+        [TestMethod]
+        public void UpdateLessonGrade_WhenLessonFailedAndGetModuleReturnsNull_ReturnUpdatedLesson()
+        {
+            const double grade = 70d;
+            const int lessonId = 12;
+            var lesson = new Lesson
+            {
+                LessonId = lessonId,
+                Grade = 80d,
+                IsPassed = false,
+            };
+            lessonRepository.GetLesson(lessonId).Returns(lesson);
+            moduleRepository.GetModule(lessonId).Returns((Module)null);
+
+            var result = sut.UpdateLesson(lessonId, grade);
+
+            Assert.AreEqual(lesson.LessonId, result.LessonId);
+            Assert.AreEqual(grade, result.Grade);
+            Assert.AreEqual(lesson.IsPassed, result.IsPassed);
+        }
+
         [TestMethod]
-        public void UpdateLessonGrade_Test()
+        public void UpdateLessonGrade_WhenLessonFailedAndFailingGrade_ReturnUpdatedLesson()
         {
+            const double grade = 70d;
+            const int lessonId = 12;
+            var lesson = new Lesson
+            {
+                LessonId = lessonId,
+                Grade = 80d,
+                IsPassed = false,
+            };
+            lessonRepository.GetLesson(lessonId).Returns(lesson);
+            var module = new Module { MinimumPassingGrade = 90 };
+            moduleRepository.GetModule(lessonId).Returns(module);
+
+            var result = sut.UpdateLesson(lessonId, grade);
+
+            Assert.AreEqual(lesson.LessonId, result.LessonId);
+            Assert.AreEqual(grade, result.Grade);
+            Assert.IsFalse(result.IsPassed);
+        }
+
+        [TestMethod]
+        public void UpdateLessonGrade_WhenLessonFailedAndPassingGrade_ReturnUpdatedLesson()
+        {
+            const double grade = 70d;
+            const int lessonId = 12;
+            var lesson = new Lesson
+            {
+                LessonId = lessonId,
+                Grade = 80d,
+                IsPassed = false,
+            };
+            lessonRepository.GetLesson(lessonId).Returns(lesson);
+            var module = new Module { MinimumPassingGrade = 70 };
+            moduleRepository.GetModule(lessonId).Returns(module);
+
+            var result = sut.UpdateLesson(lessonId, grade);
+
+            Assert.AreEqual(lesson.LessonId, result.LessonId);
+            Assert.AreEqual(grade, result.Grade);
+            Assert.IsTrue(result.IsPassed);
         }
     }
-}
+}

dot-net/UnitTesting/WriteUnitTest.UnitTests/WriteUnitTest.UnitTests.csproj

@@ -35,7 +35,18 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
+    <Reference Include="Castle.Core, Version=4.0.0.0, Culture=neutral, PublicKeyToken=407dd0808d44fbdc, processorArchitecture=MSIL">
+      <HintPath>..\packages\Castle.Core.4.3.1\lib\net45\Castle.Core.dll</HintPath>
+    </Reference>
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="NSubstitute, Version=4.0.0.0, Culture=neutral, PublicKeyToken=92dd2e9066daa5ca, processorArchitecture=MSIL">
+      <HintPath>..\packages\NSubstitute.4.0.0\lib\net46\NSubstitute.dll</HintPath>
+    </Reference>
     <Reference Include="System" />
+    <Reference Include="System.Configuration" />
+    <Reference Include="System.Threading.Tasks.Extensions, Version=4.1.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Threading.Tasks.Extensions.4.3.0\lib\portable-net45+win8+wp8+wpa81\System.Threading.Tasks.Extensions.dll</HintPath>
+    </Reference>
   </ItemGroup>
   <Choose>
     <When Condition="('$(VisualStudioVersion)' == '10.0' or '$(VisualStudioVersion)' == '') and '$(TargetFrameworkVersion)' == 'v3.5'">
@@ -55,6 +66,15 @@
     <Compile Include="Services\LessonServiceUnitTests.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
+  <ItemGroup>
+    <None Include="packages.config" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\WriteUnitTest\WriteUnitTest.csproj">
+      <Project>{00A40A05-8314-4F25-A444-46DDEAC3497E}</Project>
+      <Name>WriteUnitTest</Name>
+    </ProjectReference>
+  </ItemGroup>
   <Choose>
     <When Condition="'$(VisualStudioVersion)' == '10.0' And '$(IsCodedUITest)' == 'True'">
       <ItemGroup>