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wanghu
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using System.Net;
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using System.Text;
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using Yh.Platform.Abstractions;
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using Yh.Platform.OpenApi;
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using Xunit;
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namespace Yh.Platform.OpenApi.Tests;
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/// <summary>伪造 HttpMessageHandler：捕获最近一次请求并回放预设响应。</summary>
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public sealed class FakeHandler : HttpMessageHandler
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{
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private readonly Func<HttpRequestMessage, string?, HttpResponseMessage> _responder;
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public FakeHandler(Func<HttpRequestMessage, string?, HttpResponseMessage> responder)
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{
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_responder = responder;
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}
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public HttpRequestMessage? LastRequest { get; private set; }
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public string? LastRequestBody { get; private set; }
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protected override async Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken)
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{
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LastRequest = request;
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LastRequestBody = request.Content == null
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? null
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: await request.Content.ReadAsStringAsync(cancellationToken);
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return _responder(request, LastRequestBody);
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}
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public static FakeHandler Json(HttpStatusCode statusCode, string json)
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=> new((_, _) => new HttpResponseMessage(statusCode)
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{
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Content = new StringContent(json, Encoding.UTF8, "application/json"),
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});
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}
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/// <summary>
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/// 信封感知解析对拍（对齐 contract/fixtures/envelope-*.json 约定）：
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/// 成功为裸数据；业务失败为 HTTP 200 + {code≠0,msg,data}，客户端必须抛 DException。
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/// </summary>
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public class EnvelopeParsingTests
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{
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private static OpenApiOptions Options() => new() { BaseHost = "http://base.bestsch.com", BasePath = "/userbase" };
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private static OpenApiUserClient Client(FakeHandler handler) => new(new HttpClient(handler), Options());
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[Fact]
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public async Task 裸数据成功响应_解析为BoaUser()
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{
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var handler = FakeHandler.Json(HttpStatusCode.OK,
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"""{"id":1001,"account":"zhangsan","name":"张三","currentRole":{"roleId":3,"roleName":"教师","schId":2}}""");
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var user = await Client(handler).GetUserByIdAsync("1001");
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Assert.NotNull(user);
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Assert.Equal(1001, user!.Id);
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Assert.Equal("zhangsan", user.Account);
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Assert.Equal("张三", user.Name);
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Assert.NotNull(user.CurrentRole);
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Assert.Equal(3, user.CurrentRole!.RoleId);
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Assert.Equal("教师", user.CurrentRole.RoleName);
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}
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[Fact]
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public async Task 包裹信封code0_提取data节点()
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{
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var handler = FakeHandler.Json(HttpStatusCode.OK,
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"""{"code":0,"msg":"","data":{"id":1001,"account":"zhangsan","name":"张三"}}""");
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var user = await Client(handler).GetUserByIdAsync("1001");
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Assert.NotNull(user);
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Assert.Equal("zhangsan", user!.Account);
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}
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[Fact]
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public async Task 业务失败信封_抛DException并携带code与data()
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{
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var handler = FakeHandler.Json(HttpStatusCode.OK,
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"""{"code":5,"msg":"组下存在子组或用户，禁止删除","data":{"groupId":9,"users":35}}""");
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var ex = await Assert.ThrowsAsync<DException>(() => new OpenApiGroupClient(new HttpClient(handler), Options()).GetGroupByIdAsync(9));
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var ec = Assert.IsType<OpenApiErrorCode>(ex.Code);
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Assert.Equal(5, ec.Code);
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Assert.Equal("组下存在子组或用户，禁止删除", ec.Msg);
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Assert.Contains("禁止删除", ex.Message);
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Assert.NotNull(ex.Data);
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}
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[Fact]
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public async Task 业务失败信封data为null_EnvelopeData为null()
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{
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var handler = FakeHandler.Json(HttpStatusCode.OK,
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"""{"code":4,"msg":"登录已经过期，请重新登录","data":null}""");
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var ex = await Assert.ThrowsAsync<DException>(() => Client(handler).GetUserByIdAsync("1"));
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Assert.Equal(4, Assert.IsType<OpenApiErrorCode>(ex.Code).Code);
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Assert.Null(ex.EnvelopeData);
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}
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[Fact]
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public async Task 非成功HTTP状态_抛OpenApiException()
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{
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var handler = FakeHandler.Json(HttpStatusCode.InternalServerError, "boom");
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var ex = await Assert.ThrowsAsync<OpenApiException>(() => Client(handler).GetUserByIdAsync("1"));
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Assert.Contains("500", ex.Message);
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}
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[Fact]
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public async Task 列表解析_裸数组与单对象两种形态()
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{
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var arrayHandler = FakeHandler.Json(HttpStatusCode.OK,
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"""[{"roleId":3,"roleName":"教师","schId":2},{"roleId":5,"roleName":"班主任","schId":2}]""");
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var roles = await Client(arrayHandler).GetUserRoleListAsync(1001);
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Assert.Equal(2, roles.Count);
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Assert.Equal("教师", roles[0].RoleName);
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Assert.Equal(5, roles[1].RoleId);
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var singleHandler = FakeHandler.Json(HttpStatusCode.OK, """{"roleId":3,"roleName":"教师","schId":2}""");
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var single = await Client(singleHandler).GetUserRoleListAsync(1001);
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Assert.Single(single);
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}
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[Fact]
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public async Task GET请求_URL与query构造正确()
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{
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var handler = FakeHandler.Json(HttpStatusCode.OK, "null");
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await Client(handler).GetUserModuleAsync(1001, 2);
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var url = handler.LastRequest!.RequestUri!;
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Assert.Equal("http://base.bestsch.com/userbase/oapi/user/modules", $"{url.Scheme}://{url.Host}{url.AbsolutePath}");
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Assert.Equal("?userId=1001&schId=2", url.Query);
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Assert.Equal(HttpMethod.Get, handler.LastRequest.Method);
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}
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[Fact]
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public async Task query中的null值参数被丢弃()
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{
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var handler = FakeHandler.Json(HttpStatusCode.OK, "[]");
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await Client(handler).GetUserModuleAsync(1001, null);
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Assert.DoesNotContain("schId", handler.LastRequest!.RequestUri!.Query);
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Assert.Equal("?userId=1001", handler.LastRequest.RequestUri.Query);
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}
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[Fact]
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public async Task POST请求_编辑用户时路径id回写请求体()
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{
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var handler = FakeHandler.Json(HttpStatusCode.OK, """{"id":7,"account":"lisi","name":"李四"}""");
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var request = new SysUserRequest { Account = "lisi", RealName = "李四" };
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await Client(handler).EditUserAsync(7, request);
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Assert.Equal(HttpMethod.Post, handler.LastRequest!.Method);
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Assert.EndsWith("/userbase/oapi/user/edit/7", handler.LastRequest.RequestUri!.AbsolutePath);
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Assert.NotNull(handler.LastRequestBody);
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Assert.Contains("\"id\":7", handler.LastRequestBody);
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}
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[Fact]
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public async Task void解析_业务失败仍抛异常_成功不抛()
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{
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var ok = FakeHandler.Json(HttpStatusCode.OK, """{"code":0,"msg":"","data":null}""");
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await Client(ok).DeleteUserAsync(1, 2, 3);
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var fail = FakeHandler.Json(HttpStatusCode.OK, """{"code":5,"msg":"无权限","data":null}""");
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await Assert.ThrowsAsync<DException>(() => Client(fail).DeleteUserAsync(1, 2, 3));
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}
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[Fact]
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public async Task 空响应体_返回default不抛()
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{
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var handler = new FakeHandler((_, _) => new HttpResponseMessage(HttpStatusCode.OK)
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{
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Content = new StringContent("", Encoding.UTF8, "application/json"),
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});
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var user = await Client(handler).GetUserByIdAsync("1");
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Assert.Null(user);
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}
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}
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