Add test for NotImplementedException

febinjoy · Jan 2, 2024 · 8178d35 · 8178d35
1 parent d3568ac
commit 8178d35
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Showing 3 changed files with 27 additions and 5 deletions.
diff --git a/LeetCodeSolutions/Temp/QEasySample.cs b/LeetCodeSolutions/Temp/QEasySample.cs
@@ -3,7 +3,7 @@
 
 namespace LeetCodeSolutions.Questions.Easy
 {
-    internal class QEasySample : IQuestion
+    public class QEasySample : IQuestion
     {
         public int QuestionNumber { get; private set; }
         public string QuestionText { get; private set; }
@@ -23,5 +23,4 @@ public IResult Execute()
             throw new NotImplementedException();
         }
     }
-}
-
+}
diff --git a/LeetCodeSolutionsTest/LeetCodeSolutionsTest.csproj b/LeetCodeSolutionsTest/LeetCodeSolutionsTest.csproj
@@ -11,6 +11,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.6.0" />
+    <PackageReference Include="NSubstitute" Version="5.1.0" />
     <PackageReference Include="NUnit" Version="3.13.3" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.2.1" />
     <PackageReference Include="NUnit.Analyzers" Version="3.6.1" />

diff --git a/LeetCodeSolutionsTest/QuestionServiceTests.cs b/LeetCodeSolutionsTest/QuestionServiceTests.cs
@@ -1,5 +1,9 @@
 using LeetCodeSolutions;
 using LeetCodeSolutions.Exceptions;
+using LeetCodeSolutions.Interfaces;
+using LeetCodeSolutions.Questions.Easy;
+using NSubstitute;
+using NSubstitute.ExceptionExtensions;
 
 namespace LeetCodeSolutionsTest
 {
@@ -16,8 +20,26 @@ public void Setup()
         [Test]
         public void ExecuteQuestion_UnknownQuestionNumber_ThrowsQuestionNotFoundException()
         {
-            // Arrange + Act + Assert
-            Assert.Throws<QuestionNotFoundException>(() => questionService.ExecuteQuestion(99999999));
+            // Arrange
+            int questionNumber = 99999999;
+
+            // Act + Assert
+            Assert.Throws<QuestionNotFoundException>(() => questionService.ExecuteQuestion(questionNumber));
+        }
+
+        [Test]
+        public void ExecuteQuestion_NotImplementedQuestion_ThrowsNotImplementedException()
+        {
+            // Arrange
+            int questionNumber = 0;
+            var mockQuestionFactory = Substitute.For<IQuestionFactory>();
+            var mockQuestion = Substitute.For<IQuestion>();
+
+            mockQuestionFactory.GetQuestionByNumber(questionNumber).Returns(new QEasySample());
+            mockQuestion.Execute().Throws(new NotImplementedException());
+
+            // Act + Assert
+            Assert.Throws<NotImplementedException>(() => questionService.ExecuteQuestion(questionNumber));
         }
     }
 }