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   "source": [
    "运行 xUnit 单元测试\n",
    "====================="
   ]
  },
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## 1、引入必要的NuGet包到.NET Interactive环境中"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "dotnet_interactive": {
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   "source": [
    "// 默认包源\n",
    "#i \"https://api.nuget.org/v3/index.json\"\n",
    "\n",
    "//Nuget 包引用\n",
    "#r \"nuget:xunit\"\n",
    "#r \"nuget:xunit.runner.visualstudio\"\n",
    "#r \"nuget:xunit.runner.console\""
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## 2、定义测试类和测试方法"
   ]
  },
  {
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   "metadata": {
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   "source": [
    "using Xunit;\n",
    "\n",
    "public class CalculatorTests\n",
    "{\n",
    "    [Fact]\n",
    "    public void Add_ReturnsCorrectSum()\n",
    "    {\n",
    "        var calculator = new Calculator();\n",
    "        var result = calculator.Add(2, 2);\n",
    "        Assert.Equal(4, result);\n",
    "    }\n",
    "\n",
    "    [Fact]\n",
    "    public void Subtract_ReturnsCorrectDifference()\n",
    "    {\n",
    "        var calculator = new Calculator();\n",
    "        var result = calculator.Subtract(5, 3);\n",
    "        Assert.Equal(2, result);\n",
    "    }\n",
    "}\n",
    "\n",
    "public class Calculator\n",
    "{\n",
    "    public int Add(int x, int y) => x + y;\n",
    "    public int Subtract(int x, int y) => x - y;\n",
    "}\n"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## 3、执行测试并获取结果。在.NET Interactive中，直接运行xUnit测试并不像在Visual Studio或通过命令行那样直接。你需要手动实例化测试类并调用测试方法，或者使用反射来自动发现和执行测试方法。以下是一个简化的例子，展示如何手动执行测试方法并输出结果。"
   ]
  },
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   "outputs": [],
   "source": [
    "// 手动执行测试方法\n",
    "var calculatorTests = new CalculatorTests();\n",
    "\n",
    "// 执行Add_ReturnsCorrectSum测试\n",
    "calculatorTests.Add_ReturnsCorrectSum();\n",
    "\n",
    "// 执行Subtract_ReturnsCorrectDifference测试\n",
    "calculatorTests.Subtract_ReturnsCorrectDifference();\n",
    "\n",
    "Console.WriteLine(\"Tests executed successfully.\");\n"
   ]
  }
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