fix(usage): reject transient transport failures so retry and keep-last-good work

Usage/quota queries frequently showed spurious "query failed" states that
manual refresh could not clear (#3820). Root cause: all transport-level
failures were folded into Ok(success:false), so react-query's retry never
fired and the failure body poisoned the cache as regular data.

Backend:
- balance/coding_plan/subscription services now return Err for send
  failures and body-read failures (read body via bytes() before
  serde_json::from_slice; reqwest's json() wraps read errors as Decode,
  making error-kind checks on it dead code). Auth/4xx/parse errors stay
  Ok(success:false) and surface immediately.
- Script path maps transient AppError keys (request_failed /
  read_response_failed) to Err; Volcengine adds a Transient call variant.
- Command layer skips snapshot persistence, usage-cache-updated emit and
  tray refresh on Err so the cache bridge cannot overwrite retained data.
- Expired-credential retry propagates transient errors instead of
  rewriting them as "OAuth token has expired".

Frontend:
- resolveDisplayUsage generalized to subscription quotas; 5th param is now
  an options object with a `rejected` flag: stale success data retained by
  react-query across rejections is re-anchored to dataUpdatedAt and expires
  through the same 10-minute keep-last-good window instead of being shown
  indefinitely (a total outage used to mask longer than a single 5xx).
- useSubscriptionQuota / useCodexOauthQuota gain keep-last-good with
  per-scope snapshot reset; rejected queries with no displayable value
  synthesize a failure placeholder carrying the real error message so
  footers keep rendering a retry entry point.
- HTTP 429 is classified transient (retry-later) alongside 5xx.
- UsageScriptModal surfaces string rejections via extractErrorMessage.

Tests: 6 backend behavior tests drive real HTTP against a local listener
to pin the Err/Ok channel semantics; frontend suite extends
keepLastGoodUsage coverage (405 passing).
This commit is contained in:
Jason
2026-07-07 20:05:29 +08:00
parent 468c93d409
commit 2df2212ceb
12 changed files with 724 additions and 268 deletions
+231 -59
View File
@@ -99,7 +99,7 @@ fn make_error(msg: String) -> SubscriptionQuota {
// ── Kimi For Coding ─────────────────────────────────────────
async fn query_kimi(api_key: &str) -> SubscriptionQuota {
async fn query_kimi(api_key: &str) -> Result<SubscriptionQuota, String> {
let client = crate::proxy::http_client::get();
let resp = client
@@ -112,12 +112,12 @@ async fn query_kimi(api_key: &str) -> SubscriptionQuota {
let resp = match resp {
Ok(r) => r,
Err(e) => return make_error(format!("Network error: {e}")),
Err(e) => return Err(format!("Network error: {e}")),
};
let status = resp.status();
if status == reqwest::StatusCode::UNAUTHORIZED || status == reqwest::StatusCode::FORBIDDEN {
return SubscriptionQuota {
return Ok(SubscriptionQuota {
tool: "coding_plan".to_string(),
credential_status: CredentialStatus::Expired,
credential_message: Some("Invalid API key".to_string()),
@@ -126,17 +126,23 @@ async fn query_kimi(api_key: &str) -> SubscriptionQuota {
extra_usage: None,
error: Some(format!("Authentication failed (HTTP {status})")),
queried_at: Some(now_millis()),
};
});
}
if !status.is_success() {
let body = resp.text().await.unwrap_or_default();
return make_error(format!("API error (HTTP {status}): {body}"));
return Ok(make_error(format!("API error (HTTP {status}): {body}")));
}
let body: serde_json::Value = match resp.json().await {
// 先 bytes() 再解析:读体失败(超时/连接中断)是瞬时 → Err;拿到完整响应体
// 后解析失败才是确定性。reqwest 的 json() 把读体错误也包成 decode,无法区分。
let raw = match resp.bytes().await {
Ok(b) => b,
Err(e) => return Err(format!("Failed to read response: {e}")),
};
let body: serde_json::Value = match serde_json::from_slice(&raw) {
Ok(v) => v,
Err(e) => return make_error(format!("Failed to parse response: {e}")),
Err(e) => return Ok(make_error(format!("Failed to parse response: {e}"))),
};
let mut tiers = Vec::new();
@@ -187,7 +193,7 @@ async fn query_kimi(api_key: &str) -> SubscriptionQuota {
});
}
SubscriptionQuota {
Ok(SubscriptionQuota {
tool: "coding_plan".to_string(),
credential_status: CredentialStatus::Valid,
credential_message: None,
@@ -196,7 +202,7 @@ async fn query_kimi(api_key: &str) -> SubscriptionQuota {
extra_usage: None,
error: None,
queried_at: Some(now_millis()),
}
})
}
// ── 智谱 GLM ────────────────────────────────────────────────
@@ -307,7 +313,7 @@ fn zhipu_quota_base(base_url: &str) -> &'static str {
}
}
async fn query_zhipu(base_url: &str, api_key: &str) -> SubscriptionQuota {
async fn query_zhipu(base_url: &str, api_key: &str) -> Result<SubscriptionQuota, String> {
let client = crate::proxy::http_client::get();
let url = format!(
"{}/api/monitor/usage/quota/limit",
@@ -325,12 +331,12 @@ async fn query_zhipu(base_url: &str, api_key: &str) -> SubscriptionQuota {
let resp = match resp {
Ok(r) => r,
Err(e) => return make_error(format!("Network error: {e}")),
Err(e) => return Err(format!("Network error: {e}")),
};
let status = resp.status();
if status == reqwest::StatusCode::UNAUTHORIZED || status == reqwest::StatusCode::FORBIDDEN {
return SubscriptionQuota {
return Ok(SubscriptionQuota {
tool: "coding_plan".to_string(),
credential_status: CredentialStatus::Expired,
credential_message: Some("Invalid API key".to_string()),
@@ -339,17 +345,23 @@ async fn query_zhipu(base_url: &str, api_key: &str) -> SubscriptionQuota {
extra_usage: None,
error: Some(format!("Authentication failed (HTTP {status})")),
queried_at: Some(now_millis()),
};
});
}
if !status.is_success() {
let body = resp.text().await.unwrap_or_default();
return make_error(format!("API error (HTTP {status}): {body}"));
return Ok(make_error(format!("API error (HTTP {status}): {body}")));
}
let body: serde_json::Value = match resp.json().await {
// 先 bytes() 再解析:读体失败(超时/连接中断)是瞬时 → Err;拿到完整响应体
// 后解析失败才是确定性。reqwest 的 json() 把读体错误也包成 decode,无法区分。
let raw = match resp.bytes().await {
Ok(b) => b,
Err(e) => return Err(format!("Failed to read response: {e}")),
};
let body: serde_json::Value = match serde_json::from_slice(&raw) {
Ok(v) => v,
Err(e) => return make_error(format!("Failed to parse response: {e}")),
Err(e) => return Ok(make_error(format!("Failed to parse response: {e}"))),
};
// 检查业务级别错误
@@ -358,12 +370,12 @@ async fn query_zhipu(base_url: &str, api_key: &str) -> SubscriptionQuota {
.get("msg")
.and_then(|v| v.as_str())
.unwrap_or("Unknown error");
return make_error(format!("API error: {msg}"));
return Ok(make_error(format!("API error: {msg}")));
}
let data = match body.get("data") {
Some(d) => d,
None => return make_error("Missing 'data' field in response".to_string()),
None => return Ok(make_error("Missing 'data' field in response".to_string())),
};
let tiers = parse_zhipu_token_tiers(data);
@@ -374,7 +386,7 @@ async fn query_zhipu(base_url: &str, api_key: &str) -> SubscriptionQuota {
.and_then(|v| v.as_str())
.map(|s| s.to_string());
SubscriptionQuota {
Ok(SubscriptionQuota {
tool: "coding_plan".to_string(),
credential_status: CredentialStatus::Valid,
credential_message: level,
@@ -383,12 +395,12 @@ async fn query_zhipu(base_url: &str, api_key: &str) -> SubscriptionQuota {
extra_usage: None,
error: None,
queried_at: Some(now_millis()),
}
})
}
// ── MiniMax ─────────────────────────────────────────────────
async fn query_minimax(api_key: &str, is_cn: bool) -> SubscriptionQuota {
async fn query_minimax(api_key: &str, is_cn: bool) -> Result<SubscriptionQuota, String> {
let client = crate::proxy::http_client::get();
let api_domain = if is_cn {
@@ -408,12 +420,12 @@ async fn query_minimax(api_key: &str, is_cn: bool) -> SubscriptionQuota {
let resp = match resp {
Ok(r) => r,
Err(e) => return make_error(format!("Network error: {e}")),
Err(e) => return Err(format!("Network error: {e}")),
};
let status = resp.status();
if status == reqwest::StatusCode::UNAUTHORIZED || status == reqwest::StatusCode::FORBIDDEN {
return SubscriptionQuota {
return Ok(SubscriptionQuota {
tool: "coding_plan".to_string(),
credential_status: CredentialStatus::Expired,
credential_message: Some("Invalid API key".to_string()),
@@ -422,17 +434,23 @@ async fn query_minimax(api_key: &str, is_cn: bool) -> SubscriptionQuota {
extra_usage: None,
error: Some(format!("Authentication failed (HTTP {status})")),
queried_at: Some(now_millis()),
};
});
}
if !status.is_success() {
let body = resp.text().await.unwrap_or_default();
return make_error(format!("API error (HTTP {status}): {body}"));
return Ok(make_error(format!("API error (HTTP {status}): {body}")));
}
let body: serde_json::Value = match resp.json().await {
// 先 bytes() 再解析:读体失败(超时/连接中断)是瞬时 → Err;拿到完整响应体
// 后解析失败才是确定性。reqwest 的 json() 把读体错误也包成 decode,无法区分。
let raw = match resp.bytes().await {
Ok(b) => b,
Err(e) => return Err(format!("Failed to read response: {e}")),
};
let body: serde_json::Value = match serde_json::from_slice(&raw) {
Ok(v) => v,
Err(e) => return make_error(format!("Failed to parse response: {e}")),
Err(e) => return Ok(make_error(format!("Failed to parse response: {e}"))),
};
// 检查业务级别错误
@@ -446,14 +464,14 @@ async fn query_minimax(api_key: &str, is_cn: bool) -> SubscriptionQuota {
.get("status_msg")
.and_then(|v| v.as_str())
.unwrap_or("Unknown error");
return make_error(format!("API error (code {status_code}): {msg}"));
return Ok(make_error(format!("API error (code {status_code}): {msg}")));
}
}
// 提取纯函数便于无 mock 单元测试;新接口直接给"剩余百分比",反转为已用百分比
let tiers = parse_minimax_tiers(&body);
SubscriptionQuota {
Ok(SubscriptionQuota {
tool: "coding_plan".to_string(),
credential_status: CredentialStatus::Valid,
credential_message: None,
@@ -462,12 +480,12 @@ async fn query_minimax(api_key: &str, is_cn: bool) -> SubscriptionQuota {
extra_usage: None,
error: None,
queried_at: Some(now_millis()),
}
})
}
// ── ZenMux ──────────────────────────────────────────────────
async fn query_zenmux(base_url: &str, api_key: &str) -> SubscriptionQuota {
async fn query_zenmux(base_url: &str, api_key: &str) -> Result<SubscriptionQuota, String> {
let client = crate::proxy::http_client::get();
let resp = client
@@ -480,12 +498,12 @@ async fn query_zenmux(base_url: &str, api_key: &str) -> SubscriptionQuota {
let resp = match resp {
Ok(r) => r,
Err(e) => return make_error(format!("Network error: {e}")),
Err(e) => return Err(format!("Network error: {e}")),
};
let status = resp.status();
if status == reqwest::StatusCode::UNAUTHORIZED || status == reqwest::StatusCode::FORBIDDEN {
return SubscriptionQuota {
return Ok(SubscriptionQuota {
tool: "coding_plan".to_string(),
credential_status: CredentialStatus::Expired,
credential_message: Some("Invalid API key".to_string()),
@@ -494,17 +512,23 @@ async fn query_zenmux(base_url: &str, api_key: &str) -> SubscriptionQuota {
extra_usage: None,
error: Some(format!("Authentication failed (HTTP {status})")),
queried_at: Some(now_millis()),
};
});
}
if !status.is_success() {
let body = resp.text().await.unwrap_or_default();
return make_error(format!("API error (HTTP {status}): {body}"));
return Ok(make_error(format!("API error (HTTP {status}): {body}")));
}
let body: serde_json::Value = match resp.json().await {
// 先 bytes() 再解析:读体失败(超时/连接中断)是瞬时 → Err;拿到完整响应体
// 后解析失败才是确定性。reqwest 的 json() 把读体错误也包成 decode,无法区分。
let raw = match resp.bytes().await {
Ok(b) => b,
Err(e) => return Err(format!("Failed to read response: {e}")),
};
let body: serde_json::Value = match serde_json::from_slice(&raw) {
Ok(v) => v,
Err(e) => return make_error(format!("Failed to parse response: {e}")),
Err(e) => return Ok(make_error(format!("Failed to parse response: {e}"))),
};
// 检查业务级别错误
@@ -513,12 +537,12 @@ async fn query_zenmux(base_url: &str, api_key: &str) -> SubscriptionQuota {
.get("message")
.and_then(|v| v.as_str())
.unwrap_or("Unknown error");
return make_error(format!("API error: {msg}"));
return Ok(make_error(format!("API error: {msg}")));
}
let data = match body.get("data") {
Some(d) => d,
None => return make_error("Missing 'data' field in response".to_string()),
None => return Ok(make_error("Missing 'data' field in response".to_string())),
};
let mut tiers = Vec::new();
@@ -581,7 +605,7 @@ async fn query_zenmux(base_url: &str, api_key: &str) -> SubscriptionQuota {
String::new()
};
SubscriptionQuota {
Ok(SubscriptionQuota {
tool: "coding_plan".to_string(),
credential_status: CredentialStatus::Valid,
credential_message: if plan_info.is_empty() {
@@ -594,7 +618,7 @@ async fn query_zenmux(base_url: &str, api_key: &str) -> SubscriptionQuota {
extra_usage: None,
error: None,
queried_at: Some(now_millis()),
}
})
}
/// 从 `/coding_plan/remains` 响应中解析 MiniMax 编程套餐的额度 tier。
@@ -690,8 +714,11 @@ enum VolcCall {
/// 硬鉴权失败(HTTP 401/403 或 AccessDenied/Signature 等错误码)——两个 plan
/// 共用凭据,命中即停。
Auth(String),
/// 网络 / 非鉴权 HTTP 错误 / 解析失败——记录后可继续尝试另一个 plan。
/// 非鉴权 HTTP 错误 / 响应体非法 JSON——记录后可继续尝试另一个 plan。
Soft(String),
/// 瞬时传输失败(网络/超时/读体中断)——同 host 的另一个 plan 大概率同样
/// 失败,调用方应立即以 `Err` 传播(前端 reject → retry + 保留上次成功值)。
Transient(String),
}
/// 从数据面 base_url 提取控制面 OpenAPI 所需的 Region(如
@@ -889,7 +916,7 @@ async fn volcengine_openapi_call(
let resp = match resp {
Ok(r) => r,
Err(e) => return VolcCall::Soft(format!("Network error: {e}")),
Err(e) => return VolcCall::Transient(format!("Network error: {e}")),
};
let status = resp.status();
@@ -916,7 +943,13 @@ async fn volcengine_openapi_call(
return VolcCall::Soft(format!("API error (HTTP {status}): {raw}"));
}
let body: serde_json::Value = match resp.json().await {
// 同 Bearer 路径:先 bytes() 再解析——读体失败是瞬时(Transient),解析失败
// 是确定性(Soft)。reqwest 的 json() 把读体错误也包成 decode,无法区分。
let raw = match resp.bytes().await {
Ok(b) => b,
Err(e) => return VolcCall::Transient(format!("Failed to read response: {e}")),
};
let body: serde_json::Value = match serde_json::from_slice(&raw) {
Ok(v) => v,
Err(e) => return VolcCall::Soft(format!("Failed to parse response: {e}")),
};
@@ -1058,7 +1091,7 @@ async fn query_volcengine(
base_url: &str,
access_key_id: &str,
secret_access_key: &str,
) -> SubscriptionQuota {
) -> Result<SubscriptionQuota, String> {
let region = volcengine_region(base_url);
let mut soft_errors: Vec<String> = Vec::new();
// 2xx + 无 Error 信封但解析不出额度时,截断原始响应用于诊断(区分"真没订阅"
@@ -1071,7 +1104,8 @@ async fn query_volcengine(
// 1) Agent PlanGetAFPUsage
match volcengine_openapi_call(&region, access_key_id, secret_access_key, "GetAFPUsage").await {
VolcCall::Auth(detail) => return volcengine_auth_error(detail),
VolcCall::Auth(detail) => return Ok(volcengine_auth_error(detail)),
VolcCall::Transient(detail) => return Err(format!("GetAFPUsage: {detail}")),
VolcCall::Soft(detail) => soft_errors.push(format!("GetAFPUsage: {detail}")),
VolcCall::Body(body) => {
let result = body.get("Result").unwrap_or(&body);
@@ -1083,7 +1117,7 @@ async fn query_volcengine(
.map(str::trim)
.filter(|s| !s.is_empty())
.map(|s| format!("Agent Plan {s}"));
return volcengine_success(tiers, plan);
return Ok(volcengine_success(tiers, plan));
}
empty_responses.push(summarize("GetAFPUsage", &body));
}
@@ -1098,32 +1132,33 @@ async fn query_volcengine(
)
.await
{
VolcCall::Auth(detail) => return volcengine_auth_error(detail),
VolcCall::Auth(detail) => return Ok(volcengine_auth_error(detail)),
VolcCall::Transient(detail) => return Err(format!("GetCodingPlanUsage: {detail}")),
VolcCall::Soft(detail) => soft_errors.push(format!("GetCodingPlanUsage: {detail}")),
VolcCall::Body(body) => {
let result = body.get("Result").unwrap_or(&body);
let tiers = parse_coding_plan_tiers(result);
if !tiers.is_empty() {
return volcengine_success(tiers, Some("Coding Plan".to_string()));
return Ok(volcengine_success(tiers, Some("Coding Plan".to_string())));
}
empty_responses.push(summarize("GetCodingPlanUsage", &body));
}
}
if !soft_errors.is_empty() {
make_error(soft_errors.join("; "))
Ok(make_error(soft_errors.join("; ")))
} else if !empty_responses.is_empty() {
// 签名已通过、请求到达业务层,但响应里没有可解析的额度。带上原始响应,
// 便于核对真实字段名/包裹层,或确认确实未订阅。
make_error(format!(
Ok(make_error(format!(
"No active subscription found (signature OK). Raw: {}",
empty_responses.join(" || ")
))
)))
} else {
make_error(
Ok(make_error(
"No active Agent Plan or Coding Plan subscription found for this credential"
.to_string(),
)
))
}
}
@@ -1143,6 +1178,9 @@ fn coding_plan_not_found(error: &str) -> SubscriptionQuota {
}
}
/// 查询编程套餐额度。瞬时传输失败(网络/超时/读体中断)返回 `Err`(前端 reject →
/// retry + 保留上次成功值);确定性失败(凭据缺失/未知域名/鉴权/非 2xx/业务错误)
/// 返回 `Ok(success:false)` 立即透出文案。判定按 reqwest 错误种类在折叠点完成。
pub async fn get_coding_plan_quota(
base_url: &str,
api_key: &str,
@@ -1165,7 +1203,7 @@ pub async fn get_coding_plan_quota(
"Volcengine usage query needs the account AccessKey ID + Secret (not the inference API key)",
));
}
return Ok(query_volcengine(base_url, ak, sk).await);
return query_volcengine(base_url, ak, sk).await;
}
// 其余供应商:数据面 Bearer api_key。
@@ -1174,7 +1212,7 @@ pub async fn get_coding_plan_quota(
return Ok(coding_plan_not_found("API key is empty"));
}
let quota = match provider {
match provider {
CodingPlanProvider::Kimi => query_kimi(api_key).await,
CodingPlanProvider::ZhipuCn | CodingPlanProvider::ZhipuEn => {
query_zhipu(base_url, api_key).await
@@ -1186,9 +1224,7 @@ pub async fn get_coding_plan_quota(
CodingPlanProvider::Volcengine => {
unreachable!("volcengine handled via AK/SK branch above")
}
};
Ok(quota)
}
}
#[cfg(test)]
@@ -1806,4 +1842,140 @@ mod tests {
let ok_body = json!({ "ResponseMetadata": { "RequestId": "x" }, "Result": {} });
assert!(volcengine_response_error(&ok_body).is_none());
}
// ── 传输层错误通道语义:瞬时 → Err(前端 reject/retry),确定性 → Ok(success:false) ──
//
// 借 ZenMux 分支可指向任意 base_url 的特性,用本地 listener 驱动真实 HTTP
// 路径,锁定 send 失败 / 读体中断 / 4xx / 非法 JSON 各自落在哪条通道。
// balance / subscription 服务与本文件共用同一折叠模式,这里的用例同时充当
// 三个服务的语义回归锚。
use super::get_coding_plan_quota;
use crate::services::subscription::CredentialStatus;
use std::io::{Read, Write};
/// 测试进程内可能有其他用例临时 set_var HTTP_PROXYhttp_client 的
/// loopback 检测测试),NO_PROXY 保证本地回环请求始终直连。
fn ensure_no_proxy_for_loopback() {
static ONCE: std::sync::Once = std::sync::Once::new();
ONCE.call_once(|| {
std::env::set_var("NO_PROXY", "127.0.0.1,localhost");
std::env::set_var("no_proxy", "127.0.0.1,localhost");
});
}
/// 起一个只服务一次连接的本地 HTTP server。`response=None` 表示读完请求
/// 直接断开(模拟响应前连接中断)。返回可命中 ZenMux 分支的 base_url。
fn spawn_once_server(response: Option<String>) -> (String, std::thread::JoinHandle<()>) {
let listener = std::net::TcpListener::bind("127.0.0.1:0").expect("bind local listener");
let port = listener.local_addr().expect("local addr").port();
let handle = std::thread::spawn(move || {
if let Ok((mut stream, _)) = listener.accept() {
let mut buf = [0u8; 2048];
let _ = stream.read(&mut buf);
if let Some(resp) = response {
let _ = stream.write_all(resp.as_bytes());
let _ = stream.flush();
}
}
});
(format!("http://127.0.0.1:{port}/zenmux"), handle)
}
fn http_response(status_line: &str, body: &str) -> String {
format!(
"HTTP/1.1 {status_line}\r\ncontent-type: application/json\r\ncontent-length: {}\r\nconnection: close\r\n\r\n{body}",
body.len()
)
}
#[tokio::test]
async fn transient_connection_refused_returns_err() {
ensure_no_proxy_for_loopback();
// 绑定后立刻释放端口 → 连接被拒(send 失败)
let listener = std::net::TcpListener::bind("127.0.0.1:0").expect("bind");
let port = listener.local_addr().expect("local addr").port();
drop(listener);
let result =
get_coding_plan_quota(&format!("http://127.0.0.1:{port}/zenmux"), "k", None, None)
.await;
let err = result.expect_err("send 失败必须走 Err 通道(瞬时,前端 reject 后重试)");
assert!(err.contains("Network error"), "err={err}");
}
#[tokio::test]
async fn transient_connection_closed_before_response_returns_err() {
ensure_no_proxy_for_loopback();
let (base_url, handle) = spawn_once_server(None);
let result = get_coding_plan_quota(&base_url, "k", None, None).await;
let err = result.expect_err("响应前连接中断必须走 Err 通道(瞬时)");
assert!(err.contains("Network error"), "err={err}");
handle.join().expect("server thread");
}
#[tokio::test]
async fn transient_truncated_body_returns_err() {
ensure_no_proxy_for_loopback();
// 声明 content-length: 100 但只写一小段就断开 → 读体中断。
// 锁定 bytes() 先于解析:这类失败必须走 Err(瞬时),不能因 reqwest 把
// 读体错误包成 decode 而被误判成确定性的 "Failed to parse response"。
let (base_url, handle) = spawn_once_server(Some(
"HTTP/1.1 200 OK\r\ncontent-type: application/json\r\ncontent-length: 100\r\n\r\npartial"
.to_string(),
));
let result = get_coding_plan_quota(&base_url, "k", None, None).await;
let err = result.expect_err("读体中断必须走 Err 通道(瞬时,前端 reject 后重试)");
assert!(err.contains("Failed to read response"), "err={err}");
handle.join().expect("server thread");
}
#[tokio::test]
async fn deterministic_http_401_stays_ok_with_auth_error() {
ensure_no_proxy_for_loopback();
let (base_url, handle) = spawn_once_server(Some(http_response("401 Unauthorized", "{}")));
let quota = get_coding_plan_quota(&base_url, "k", None, None)
.await
.expect("鉴权失败是确定性失败,必须保持 Ok(success:false) 展示文案");
assert!(!quota.success);
assert!(matches!(quota.credential_status, CredentialStatus::Expired));
let err = quota.error.expect("应有错误文案");
assert!(err.contains("Authentication failed (HTTP 401"), "err={err}");
handle.join().expect("server thread");
}
#[tokio::test]
async fn deterministic_http_429_stays_ok_with_status_in_error() {
ensure_no_proxy_for_loopback();
let (base_url, handle) =
spawn_once_server(Some(http_response("429 Too Many Requests", "slow down")));
let quota = get_coding_plan_quota(&base_url, "k", None, None)
.await
.expect("非 2xx 保持 Ok(success:false),状态码留在文案里交前端分类");
assert!(!quota.success);
// 前端 isTransientUsageError 靠 /http\s+(\d{3})/ 提取状态码把 429 归瞬时,
// 文案格式是跨层契约,勿改。
let err = quota.error.expect("应有错误文案");
assert!(err.contains("HTTP 429"), "err={err}");
handle.join().expect("server thread");
}
#[tokio::test]
async fn deterministic_invalid_json_body_stays_ok_with_parse_error() {
ensure_no_proxy_for_loopback();
// 完整读到响应体但不是 JSON → is_decode → 确定性解析失败
let (base_url, handle) = spawn_once_server(Some(http_response("200 OK", "not-json")));
let quota = get_coding_plan_quota(&base_url, "k", None, None)
.await
.expect("完整但非法的响应体是确定性失败,必须保持 Ok(success:false)");
assert!(!quota.success);
let err = quota.error.expect("应有错误文案");
assert!(err.contains("Failed to parse response"), "err={err}");
handle.join().expect("server thread");
}
}