完成变量服务的单元测试

DMS.Infrastructure.UnitTests/Services/BaseServiceTest.cs

@@ -51,6 +51,7 @@ public class BaseServiceTest
         // 注册应用服务
         services.AddTransient<IDeviceAppService, DeviceAppService>();
         services.AddTransient<IVariableTableAppService, VariableTableAppService>();
+        services.AddTransient<IVariableAppService, VariableAppService>();
         // services.AddTransient<IVariableAppService, VariableAppService>(); // 如果需要测试 VariableService，取消此行注释
         // ... 在这里注册所有其他的应用服务 ...
 

DMS.Infrastructure.UnitTests/Services/VariableAppServiceTest.cs

@@ -0,0 +1,78 @@
+using DMS.Application.DTOs;
+using DMS.Application.Interfaces;
+using DMS.Application.Services;
+using JetBrains.Annotations;
+using Microsoft.Extensions.DependencyInjection;
+
+namespace DMS.Infrastructure.UnitTests.Services;
+
+[TestSubject(typeof(VariableAppService))]
+public class VariableAppServiceTest : BaseServiceTest
+{
+    private readonly IVariableAppService _variableAppService;
+
+    public VariableAppServiceTest()
+    {
+        _variableAppService = ServiceProvider.GetRequiredService<IVariableAppService>();
+    }
+
+    [Fact]
+    public async Task CreateVariableAsyncTest()
+    {
+        // Arrange
+        var dto = FakerHelper.FakeVariableDto();
+        dto.VariableTableId = 1; // Assuming a variable table with ID 1 exists for testing
+
+        // Act
+        var createdId = await _variableAppService.CreateVariableAsync(dto);
+
+        // Assert
+        Assert.NotEqual(0, createdId);
+    }
+
+    [Fact]
+    public async Task UpdateVariableAsyncTest()
+    {
+        // Arrange: Create a variable first
+        var createDto = FakerHelper.FakeVariableDto();
+        createDto.VariableTableId = 1; // Assuming a variable table with ID 1 exists for testing
+        var createdId = await _variableAppService.CreateVariableAsync(createDto);
+        Assert.NotEqual(0, createdId);
+
+        // Retrieve the created variable to update
+        var variableToUpdate = await _variableAppService.GetVariableByIdAsync(createdId);
+        Assert.NotNull(variableToUpdate);
+
+        // Modify some properties
+        variableToUpdate.Name = "Updated Variable Name";
+        variableToUpdate.Description = "Updated Description";
+
+        // Act
+        var affectedRows = await _variableAppService.UpdateVariableAsync(variableToUpdate);
+
+        // Assert
+        Assert.Equal(1, affectedRows);
+        var updatedVariable = await _variableAppService.GetVariableByIdAsync(createdId);
+        Assert.NotNull(updatedVariable);
+        Assert.Equal("Updated Variable Name", updatedVariable.Name);
+        Assert.Equal("Updated Description", updatedVariable.Description);
+    }
+
+    [Fact]
+    public async Task DeleteVariableAsyncTest()
+    {
+        // Arrange: Create a variable first
+        var createDto = FakerHelper.FakeVariableDto();
+        createDto.VariableTableId = 1; // Assuming a variable table with ID 1 exists for testing
+        var createdId = await _variableAppService.CreateVariableAsync(createDto);
+        Assert.NotEqual(0, createdId);
+
+        // Act
+        var isDeleted = await _variableAppService.DeleteVariableAsync(createdId);
+
+        // Assert
+        Assert.True(isDeleted);
+        var deletedVariable = await _variableAppService.GetVariableByIdAsync(createdId);
+        Assert.Null(deletedVariable);
+    }
+}