Exam

App/.vscode/launch.json

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+{
+   // Use IntelliSense to find out which attributes exist for C# debugging
+   // Use hover for the description of the existing attributes
+   // For further information visit https://github.com/OmniSharp/omnisharp-vscode/blob/master/debugger-launchjson.md
+   "version": "0.2.0",
+   "configurations": [
+        {
+            "name": ".NET Core Launch (console)",
+            "type": "coreclr",
+            "request": "launch",
+            "preLaunchTask": "build",
+            // If you have changed target frameworks, make sure to update the program path.
+            "program": "${workspaceFolder}/bin/Debug/netcoreapp2.0/App.dll",
+            "args": [],
+            "cwd": "${workspaceFolder}",
+            // For more information about the 'console' field, see https://aka.ms/VSCode-CS-LaunchJson-Console
+            "console": "internalConsole",
+            "stopAtEntry": false
+        },
+        {
+            "name": ".NET Core Attach",
+            "type": "coreclr",
+            "request": "attach",
+            "processId": "${command:pickProcess}"
+        }
+    ]
+}

App/.vscode/tasks.json

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+{
+    "version": "2.0.0",
+    "tasks": [
+        {
+            "label": "build",
+            "command": "dotnet",
+            "type": "process",
+            "args": [
+                "build",
+                "${workspaceFolder}/App.csproj",
+                "/property:GenerateFullPaths=true",
+                "/consoleloggerparameters:NoSummary"
+            ],
+            "problemMatcher": "$msCompile"
+        },
+        {
+            "label": "publish",
+            "command": "dotnet",
+            "type": "process",
+            "args": [
+                "publish",
+                "${workspaceFolder}/App.csproj",
+                "/property:GenerateFullPaths=true",
+                "/consoleloggerparameters:NoSummary"
+            ],
+            "problemMatcher": "$msCompile"
+        },
+        {
+            "label": "watch",
+            "command": "dotnet",
+            "type": "process",
+            "args": [
+                "watch",
+                "run",
+                "${workspaceFolder}/App.csproj",
+                "/property:GenerateFullPaths=true",
+                "/consoleloggerparameters:NoSummary"
+            ],
+            "problemMatcher": "$msCompile"
+        }
+    ]
+}

App/App.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp2.0</TargetFramework>
+  </PropertyGroup>
+
+</Project>

App/Duck.cs

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+using System;
+
+namespace App
+{
+    interface IFly
+    {
+        string Fly();
+    }
+    interface IQuack
+    {
+        string Quack();
+    }
+
+    public abstract class Duck : IFly, IQuack
+    {
+        public static string swim()
+        {
+            return "Утка плавает";
+        }
+
+        public abstract string Display();
+
+        public string Fly()
+        {
+            return "Утка летает";
+        }
+
+        public string Quack()
+        {
+            return "Утка крякает";
+        }
+    }
+}

App/Duck2.cs

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+using System;
+
+namespace App
+{
+    public class Duck2 : Duck
+    {
+        public Duck2()
+        {
+        }
+
+        public override string Display()
+        {
+            return "Я утка";
+        }
+    }
+}

App/Program.cs

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+using System;
+
+namespace App
+{
+    public class Program
+    {
+        public static void Main()
+        {
+            Duck2 donald = new Duck2();
+            Console.WriteLine(donald.Display());
+            Console.WriteLine(Duck2.swim());
+            Console.WriteLine(donald.Fly());
+            Console.WriteLine(donald.Quack());
+
+        }
+    }
+}

App/obj/Debug/netcoreapp2.0/App.AssemblyInfo.cs

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+//------------------------------------------------------------------------------
+// <auto-generated>
+//     This code was generated by a tool.
+//     Runtime Version:4.0.30319.42000
+//
+//     Changes to this file may cause incorrect behavior and will be lost if
+//     the code is regenerated.
+// </auto-generated>
+//------------------------------------------------------------------------------
+
+using System;
+using System.Reflection;
+
+[assembly: System.Reflection.AssemblyCompanyAttribute("App")]
+[assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
+[assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0")]
+[assembly: System.Reflection.AssemblyProductAttribute("App")]
+[assembly: System.Reflection.AssemblyTitleAttribute("App")]
+[assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]
+
+// Создано классом WriteCodeFragment MSBuild.
+

App/obj/Debug/netcoreapp2.0/App.AssemblyInfoInputs.cache

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+935fc6b03c2183b74aad9f70355d701aca07a4a5

AppTest/AppTest.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.8.0" />
+    <PackageReference Include="xunit" Version="2.3.1" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.3.1" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\App\App.csproj" />
+  </ItemGroup>
+
+</Project>

AppTest/UnitTest1.cs

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+using System;
+using Xunit;
+using App;
+
+namespace AppTest
+{
+    public class UnitTest1
+    {
+        [Fact]
+        public void Test1()
+        {
+            Duck2 donald = new Duck2();
+            string s = Duck2.swim();
+            Assert.Equal("Утка плавает по озеру", s);
+        }
+
+        [Fact]
+        public void Test2()
+        {
+            Duck2 donald = new Duck2();
+            string d = donald.Display();
+            Assert.Equal("Я утка", d);
+        }
+
+        [Fact]
+        public void Test3()
+        {
+            Duck2 donald = new Duck2();
+            string f = donald.Fly();
+            Assert.Equal("Утка летает", f);
+        }
+
+        [Fact]
+        public void Test4()
+        {
+            Duck2 donald = new Duck2();
+            string q = donald.Quack();
+            Assert.Equal("Утка крякает", q);
+        }
+    }
+}