我正在尝试对返回任务的方法进行单元测试>:
void Main()
{
var mockRepo = new Mock<IRepository>();
mockRepo.Setup(x => x.GetAll()).Returns(new List<MyModel>() { new MyModel { Name = "Test" } }); // works
mockRepo.Setup(x => x.GetAllAsync()).Returns(Task.FromResult(new List<MyModel>() { new MyModel { Name = "Test" } })); // error
var result = mockRepo.Object.GetAll();
result.Dump();
}
public interface IRepository
{
Task<IList<MyModel>> GetAllAsync();
IList<MyModel> GetAll();
}
public class MyModel
{
public string Name { get; set; }
}
但是 Task 返回方法会产生编译错误:
CS1503 Argument 1: cannot convert from 'System.Threading.Tasks.Task<System.Collections.Generic.List<UserQuery.MyModel>' to 'System.Threading.Tasks.Task<System.Collections.Generic.IList<UserQuery.MyModel>'
我做错了什么?
最佳答案
您可以使用 ReturnsAync 方法:
IList<MyModel> expected = new List<MyModel>() { new MyModel { Name = "Test" }};
mockRepo.Setup(x => x.GetAll()).ReturnsAsync(expected);
关于c# - 如何模拟返回 Task<IList<>> 的方法?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/38556753/