diff --git a/apps/web/components/test-case/TestCaseTab.tsx b/apps/web/components/test-case/TestCaseTab.tsx
index 8d1dc44..a11bd44 100644
--- a/apps/web/components/test-case/TestCaseTab.tsx
+++ b/apps/web/components/test-case/TestCaseTab.tsx
@@ -1,9 +1,10 @@
 'use client';
 
 import { useState, useMemo, useEffect } from 'react';
-import { Plus, ClipboardCheck, Filter } from 'lucide-react';
+import { Plus, ClipboardCheck, Filter, CheckCircle2 } from 'lucide-react';
 import { useTestCaseStore } from '@/stores/useTestCaseStore';
 import { useBugStore } from '@/stores/useBugStore';
+import { useDevTaskStore } from '@/stores/useDevTaskStore';
 import { useRequirementStore } from '@/stores/useRequirementStore';
 import { useAuthStore } from '@/stores/useAuthStore';
 import { TestCaseRow } from './TestCaseRow';
@@ -22,6 +23,7 @@ interface Props {
 export function TestCaseTab({ versionId, requirementIds }: Props) {
   const { testCases, fetchTestCases } = useTestCaseStore();
   const { bugs, fetchBugs } = useBugStore();
+  const { tasks: devTasks } = useDevTaskStore();
   const { requirements } = useRequirementStore();
   const user = useAuthStore((s) => s.user);
 
@@ -30,9 +32,13 @@ export function TestCaseTab({ versionId, requirementIds }: Props) {
 
   const versionCases = useMemo(
     () => testCases.filter((c) => c.versionId === versionId),
-    [testCases, requirementIds],
+    [testCases, versionId],
   );
 
+  // 提测状态判断
+  const versionDevTasks = useMemo(() => devTasks.filter((t) => requirementIds.includes(t.requirementId)), [devTasks, requirementIds]);
+  const allSubmitted = versionDevTasks.length > 0 && versionDevTasks.every((t) => t.status === 'submitted' || t.status === 'done');
+
   const stats = calcTestProgress(versionCases);
 
   // 筛选
@@ -73,6 +79,19 @@ export function TestCaseTab({ versionId, requirementIds }: Props) {
 
   return (
     <div className="space-y-3">
+      {/* 提测通知 */}
+      {allSubmitted && (
+        <div className="flex items-center gap-2 px-4 py-2.5 rounded-lg bg-emerald-50 border border-emerald-200">
+          <CheckCircle2 className="h-4 w-4 text-emerald-600" />
+          <span className="text-[12px] font-medium text-emerald-700">开发已全部提测，可以开始测试</span>
+          {versionDevTasks.length > 0 && <span className="text-[11px] text-emerald-600 ml-auto">{versionDevTasks.length} 个开发任务已交付</span>}
+        </div>
+      )}
+      {versionDevTasks.length > 0 && !allSubmitted && (
+        <div className="flex items-center gap-2 px-4 py-2.5 rounded-lg bg-orange-50 border border-orange-200">
+          <span className="text-[12px] text-orange-700">开发进行中，尚未全部提测（{versionDevTasks.filter((t) => t.status === 'submitted' || t.status === 'done').length}/{versionDevTasks.length}）</span>
+        </div>
+      )}
       {/* 统计栏 */}
       <div className="flex items-center gap-4 px-4 py-3 rounded-lg bg-[var(--bg-subtle)] border border-[var(--line)]">
         <div className="flex items-center gap-2">
diff --git a/apps/web/stores/useTestCaseStore.ts b/apps/web/stores/useTestCaseStore.ts
index 35fbf7c..266c05e 100644
--- a/apps/web/stores/useTestCaseStore.ts
+++ b/apps/web/stores/useTestCaseStore.ts
@@ -83,6 +83,26 @@ export const useTestCaseStore = create<TestCaseState>((set, get) => ({
     if (to === 'blocked' && extra?.blockReason) patch.blockReason = extra.blockReason;
     if (to === 'running') { patch.failReason = undefined; patch.blockReason = undefined; }
     get().updateTestCase(id, patch);
+
+    // 副作用：当版本所有用例通过 + Bug全关闭 → DevTask 自动完成
+    if (to === 'passed' && tc.versionId) {
+      setTimeout(() => {
+        try {
+          const { useDevTaskStore } = require('@/stores/useDevTaskStore');
+          const { useBugStore } = require('@/stores/useBugStore');
+          const allCases = get().testCases.filter((c) => c.versionId === tc.versionId);
+          const allPassed = allCases.every((c) => c.id === id ? true : c.status === 'passed');
+          if (!allPassed) return;
+          const allBugs = useBugStore.getState().bugs.filter((b: any) => b.versionId === tc.versionId);
+          const allBugsClosed = allBugs.every((b: any) => b.status === 'closed' || b.status === 'rejected');
+          if (!allBugsClosed) return;
+          const devStore = useDevTaskStore.getState();
+          const versionTasks = devStore.tasks.filter((t: any) => t.status === 'submitted');
+          versionTasks.forEach((t: any) => devStore.changeStatus(t.id, 'done'));
+        } catch {}
+      }, 0);
+    }
+
     return { ok: true };
   },