MyNUnit

MyNUnit/AttributesMyNunit/After.cs

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+namespace AttributesMyNUnit;
+
+using System;
+
+/// <summary>
+/// Атрибут, которым обозначают методы, которые вызываются после каждого теста
+/// </summary>
+[AttributeUsage(AttributeTargets.Method)]
+public class After : Attribute
+{
+}

MyNUnit/AttributesMyNunit/AfterClass.cs

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+namespace AttributesMyNUnit;
+
+using System;
+
+/// <summary>
+/// Атрибут, которым обозначают методы, которые вызываются после тестов
+/// </summary>
+[AttributeUsage(AttributeTargets.Method)]
+public class AfterClass : Attribute
+{
+}

MyNUnit/AttributesMyNunit/AttributesMyNunit.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <TargetFramework>net6.0</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+        <RootNamespace>Attributes</RootNamespace>
+    </PropertyGroup>
+
+</Project>

MyNUnit/AttributesMyNunit/Before.cs

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+namespace AttributesMyNUnit;
+
+using System;
+
+/// <summary>
+/// Атрибут, которым обозначают методы, которые вызываются перед каждым тестом
+/// </summary>
+[AttributeUsage(AttributeTargets.Method)]
+public class Before : Attribute
+{
+}

MyNUnit/AttributesMyNunit/BeforeClass.cs

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+namespace AttributesMyNUnit;
+
+using System;
+
+/// <summary>
+/// Атрибут, которым обозначают методы, которые вызываются перед тестами
+/// </summary>
+[AttributeUsage(AttributeTargets.Method)]
+public class BeforeClass : Attribute
+{
+}

MyNUnit/AttributesMyNunit/Test.cs

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+namespace AttributesMyNUnit;
+
+using System;
+
+/// <summary>
+/// Атрибут, которым обозначают методы, которые являются тестами
+/// </summary>
+[AttributeUsage(AttributeTargets.Method)]
+public class Test : Attribute
+{
+    public Type Expected { get; set; }
+
+    public string? Ignore { get; set; }
+
+    public Test(Type expected, string? ignore = null)
+    {
+        Expected = expected;
+        Ignore = ignore;
+    }
+}

MyNUnit/ForTests/ForTests.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <TargetFramework>net6.0</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+        <LangVersion>10</LangVersion>
+        <RootNamespace>ClassLibrary1</RootNamespace>
+    </PropertyGroup>
+
+    <ItemGroup>
+      <ProjectReference Include="..\MyNUnit\MyNUnit.csproj" />
+    </ItemGroup>
+
+</Project>

MyNUnit/ForTests/Test1.cs

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+namespace ForTests;
+
+using System;
+using AttributesMyNUnit;
+
+public class Test1
+{
+    private int nonStaticCounter = 0;
+
+    [Before]
+    public void NonStaticIncrement() => nonStaticCounter++;
+
+    [Test(null)]
+    public void TestWithoutExpected()
+    {
+
+    }
+
+    [Test(null, "yes")]
+    public void TestShouldBeIgnored()
+    {
+
+    }
+
+    [Test(typeof(ArgumentException))]
+    public void TestWithExpectedException()
+    {
+        throw new ArgumentException();
+    }
+
+
+    [Test(null)]
+    public void TestBefore()
+    {
+        if (nonStaticCounter != 1)
+        {
+            throw new ArgumentException();
+        }
+    }
+
+    [Test(null)]
+    public void NullExpectedButThrowException()
+    {
+        throw new ArgumentException();
+    }
+
+    [Test(typeof(ArgumentException))]
+    public void ExceptionExpectedButWasNull()
+    {
+
+    }
+
+    [Test(typeof(ArgumentException))]
+    public void OneExceptionExpectedButWasAnother()
+    {
+        throw new AggregateException();
+    }
+
+    [BeforeClass]
+    public void NonStaticBeforeClass()
+    {
+
+    }
+
+    [AfterClass]
+    public static void ExceptionInAfterClass()
+    {
+        throw new AggregateException();
+    }
+
+    [After]
+    [Test(null)]
+    public void TestWithIncompatibleAttributes()
+    {
+
+    }
+}

MyNUnit/MyNUnit.Test/MyNUnit.Test.cs

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+namespace MyNUnit.Test;
+
+using System.Linq;
+using NUnit.Framework;
+
+public class Tests
+{
+    private readonly MyNUnit myNUnit = new ();
+    private readonly string[] answer = new string[]
+    {
+        "Проверка тестов из Test1",
+        "Метод NonStaticBeforeClass содержит атрибут BeforeClass, но не является статическим",
+        "Метод TestWithIncompatibleAttributes имеет два несовместимых атрибута",
+        "В методе ExceptionInAfterClass возникло исключение: System.AggregateException",
+        "Тест TestWithExpectedException пройден успешно",
+        "Тест TestShouldBeIgnored был игнорирован",
+        "Тест TestWithoutExpected пройден успешно",
+        "Тест TestBefore пройден успешно",
+        "Тест ExceptionExpectedButWasNull не пройден: ожидалось исключение типа System.ArgumentException",
+        "Тест OneExceptionExpectedButWasAnother не пройден: ожидалось исключение типа System.ArgumentException, возникло System.AggregateException",
+        "Тест NullExpectedButThrowException не пройден: возникло исключение System.ArgumentException"
+    };
+
+    [NUnit.Framework.Test]
+    public void TestForMessages()
+    {
+        var result = myNUnit.RunTests("../../../../ForTests/bin/Debug/net6.0/");
+        foreach (var m in result)
+        {
+            Assert.IsTrue(answer.Contains(m.Item1));
+        }
+    }
+}

MyNUnit/MyNUnit.Test/MyNUnit.Test.csproj

@@ -0,0 +1,24 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <TargetFramework>net6.0</TargetFramework>
+        <Nullable>enable</Nullable>
+
+        <IsPackable>false</IsPackable>
+
+        <LangVersion>10</LangVersion>
+    </PropertyGroup>
+
+    <ItemGroup>
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.11.0" />
+        <PackageReference Include="NUnit" Version="3.13.2" />
+        <PackageReference Include="NUnit3TestAdapter" Version="4.0.0" />
+        <PackageReference Include="coverlet.collector" Version="3.1.0" />
+    </ItemGroup>
+
+    <ItemGroup>
+      <ProjectReference Include="..\ForTests\ForTests.csproj" />
+      <ProjectReference Include="..\MyNUnit\MyNUnit.csproj" />
+    </ItemGroup>
+
+</Project>

MyNUnit/MyNUnit.sln

@@ -0,0 +1,34 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MyNUnit", "MyNUnit\MyNUnit.csproj", "{1DB5464C-6E66-40C9-87A3-6511DD33C324}"
+EndProject
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+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ForTests", "ForTests\ForTests.csproj", "{05442C5E-59D8-4BC3-805B-9FF732926D2B}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AttributesMyNunit", "AttributesMyNunit\AttributesMyNunit.csproj", "{9EE0AFA0-1759-431B-9810-E49A29F36499}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{1DB5464C-6E66-40C9-87A3-6511DD33C324}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{1DB5464C-6E66-40C9-87A3-6511DD33C324}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{1DB5464C-6E66-40C9-87A3-6511DD33C324}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{1DB5464C-6E66-40C9-87A3-6511DD33C324}.Release|Any CPU.Build.0 = Release|Any CPU
+		{E9C716B6-D491-4B60-BA36-063C4902B355}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{E9C716B6-D491-4B60-BA36-063C4902B355}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{E9C716B6-D491-4B60-BA36-063C4902B355}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{E9C716B6-D491-4B60-BA36-063C4902B355}.Release|Any CPU.Build.0 = Release|Any CPU
+		{05442C5E-59D8-4BC3-805B-9FF732926D2B}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{05442C5E-59D8-4BC3-805B-9FF732926D2B}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{05442C5E-59D8-4BC3-805B-9FF732926D2B}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{05442C5E-59D8-4BC3-805B-9FF732926D2B}.Release|Any CPU.Build.0 = Release|Any CPU
+		{9EE0AFA0-1759-431B-9810-E49A29F36499}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{9EE0AFA0-1759-431B-9810-E49A29F36499}.Debug|Any CPU.Build.0 = Debug|Any CPU
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+		{9EE0AFA0-1759-431B-9810-E49A29F36499}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+EndGlobal