using YZWater.Core.Models;

namespace YZWater.Core.Tests.Models;

public class UserTests
{
    [Fact]
    public void User_DefaultValues_AreCorrect()
    {
        var user = new User();

        Assert.Equal(0, user.Id);
        Assert.Equal(string.Empty, user.UserName);
        Assert.Equal(string.Empty, user.PasswordHash);
        Assert.Equal(string.Empty, user.DisplayName);
        Assert.Equal(UserRole.Viewer, user.Role);
        Assert.True(user.IsActive);
        Assert.Null(user.LastLoginTime);
    }

    [Fact]
    public void UserRole_HasCorrectHierarchy()
    {
        // 枚举值顺序反映权限递增
        Assert.True(UserRole.Admin > UserRole.Engineer);
        Assert.True(UserRole.Engineer > UserRole.Operator);
        Assert.True(UserRole.Operator > UserRole.Viewer);
    }

    [Fact]
    public void User_CanSetAllProperties()
    {
        var loginTime = new DateTime(2026, 9, 1, 10, 0, 0);
        var user = new User
        {
            Id = 1,
            UserName = "admin",
            PasswordHash = "hash123",
            DisplayName = "管理员",
            Role = UserRole.Admin,
            IsActive = true,
            LastLoginTime = loginTime
        };

        Assert.Equal(1, user.Id);
        Assert.Equal("admin", user.UserName);
        Assert.Equal("hash123", user.PasswordHash);
        Assert.Equal("管理员", user.DisplayName);
        Assert.Equal(UserRole.Admin, user.Role);
        Assert.Equal(loginTime, user.LastLoginTime);
    }
}