fix(会员计价): 零时长账期窗口按非法入参拒绝

- module-runtime/membership/upgrade.rs：账期窗口校验由 < 改为 <=，cycle_resets_at 等于 cycle_started_at 时不再退化成「剩余比例为 0」 Co-authored-by: Junie <junie@jetbrains.com>
2026-10-03 14:59:26 +08:00
parent 58e07ba282
commit adfae5adee
1 changed files with 4 additions and 1 deletions
@@ -127,12 +127,15 @@ pub fn check_runtime_profile_membership_upgrade_allowed(
 /// 总期数不在入参里，而是由目标周期类型推导（`cycle_kind.cycle_count()`），所以「期号越界」
 /// 相对该推导值判断，`cycle_count` 与周期类型天然对齐。`now` 只校验下界——已过期报价按
 /// 「剩余比例为 0」返回，属既有契约。
+///
+/// 账期窗口要求严格递增（`cycle_started_at < cycle_resets_at`）：零时长窗口没有有效分母，
+/// 按非法入参拒绝，而不是让它退化成「剩余比例为 0」。
 fn validate_runtime_profile_membership_upgrade_quote_input(
    input: &RuntimeProfileMembershipUpgradeQuoteInput,
 ) -> Result<(), RuntimeProfileMembershipUpgradeRejection> {
    let cycle_count = input.target.cycle_kind.cycle_count();
    let cycle_index_out_of_range = input.cycle_index == 0 || input.cycle_index > cycle_count;
-    let window_out_of_order = input.cycle_resets_at_micros < input.cycle_started_at_micros;
+    let window_out_of_order = input.cycle_resets_at_micros <= input.cycle_started_at_micros;
    let now_before_window = input.now_micros < input.cycle_started_at_micros;
    if cycle_index_out_of_range || window_out_of_order || now_before_window {
        return Err(RuntimeProfileMembershipUpgradeRejection::InvalidQuoteInput);