diff --git a/app/pages/me/admin/config/index.vue b/app/pages/me/admin/config/index.vue
index 5d39e90..51391d8 100644
--- a/app/pages/me/admin/config/index.vue
+++ b/app/pages/me/admin/config/index.vue
@@ -26,6 +26,7 @@ const { refresh: refreshGlobalConfig } = useGlobalConfig()
 
 const loading = ref(true)
 const saving = ref(false)
+const testingEmail = ref(false)
 const siteName = ref('')
 const allowRegister = ref(true)
 const mediaOrphanAutoSweepEnabled = ref(false)
@@ -101,6 +102,21 @@ async function save() {
     saving.value = false
   }
 }
+
+async function sendTestEmail() {
+  testingEmail.value = true
+  try {
+    const result = await fetchData<{ message: string }>('/api/config/global/comment-email-test', {
+      method: 'POST',
+    })
+    toast.add({ title: result.message || '测试邮件发送成功，请检查邮箱', color: 'success' })
+  } catch (error) {
+    const message = error instanceof Error ? error.message : '测试邮件发送失败'
+    toast.add({ title: message, color: 'error' })
+  } finally {
+    testingEmail.value = false
+  }
+}
 </script>
 
 <template>
@@ -209,9 +225,14 @@ async function save() {
         >
           <UInput v-model="commentSmtpPass" type="password" placeholder="smtp password" />
         </UFormField>
-        <UButton :loading="saving" @click="save">
-          保存
-        </UButton>
+        <div class="flex gap-3">
+          <UButton :loading="saving" @click="save">
+            保存
+          </UButton>
+          <UButton color="neutral" variant="soft" :loading="testingEmail" @click="sendTestEmail">
+            发送测试邮件
+          </UButton>
+        </div>
       </div>
     </UCard>
   </UContainer>
diff --git a/bun.lock b/bun.lock
index 9cd214b..4885469 100644
--- a/bun.lock
+++ b/bun.lock
@@ -7,39 +7,40 @@
       "dependencies": {
         "@nuxt/ui": "4.6.1",
         "bcryptjs": "3.0.3",
-        "better-sqlite3": "^12.9.0",
+        "better-sqlite3": "12.9.0",
         "dotenv": "17.4.1",
         "drizzle-orm": "0.45.2",
         "drizzle-pkg": "workspace:*",
         "drizzle-seed": "0.3.1",
         "drizzle-zod": "0.8.3",
-        "fast-xml-parser": "^5.7.0",
-        "isomorphic-dompurify": "^3.9.0",
+        "fast-xml-parser": "5.7.0",
+        "isomorphic-dompurify": "3.9.0",
         "log4js": "6.9.1",
         "logger": "workspace:*",
-        "markdown-it": "^14.1.1",
+        "markdown-it": "14.1.1",
         "md-editor-v3": "6.4.2",
         "mime": "4.1.0",
         "multer": "2.1.1",
+        "nodemailer": "^8.0.5",
         "nuxt": "4.4.2",
         "pg": "8.20.0",
-        "sharp": "^0.34.5",
-        "svg-captcha": "^1.4.0",
-        "tailwindcss": "^4.2.2",
+        "sharp": "0.34.5",
+        "svg-captcha": "1.4.0",
+        "tailwindcss": "4.2.2",
         "ufo": "1.6.3",
         "vue": "3.5.32",
-        "vue-advanced-cropper": "^2.8.9",
+        "vue-advanced-cropper": "2.8.9",
         "vue-router": "5.0.4",
         "zod": "4.3.6",
       },
       "devDependencies": {
         "@types/better-sqlite3": "7.6.13",
-        "@types/markdown-it": "^14.1.2",
+        "@types/markdown-it": "14.1.2",
         "@types/multer": "2.1.0",
         "@types/pg": "8.20.0",
         "bun-types": "1.3.12",
         "drizzle-kit": "0.31.10",
-        "sass": "^1.99.0",
+        "sass": "1.99.0",
         "tsx": "4.21.0",
         "typescript": "6.0.2",
       },
@@ -1590,6 +1591,8 @@
 
     "node-releases": ["node-releases@2.0.37", "", {}, "sha512-1h5gKZCF+pO/o3Iqt5Jp7wc9rH3eJJ0+nh/CIoiRwjRxde/hAHyLPXYN4V3CqKAbiZPSeJFSWHmJsbkicta0Eg=="],
 
+    "nodemailer": ["nodemailer@8.0.5", "", {}, "sha512-0PF8Yb1yZuQfQbq+5/pZJrtF6WQcjTd5/S4JOHs9PGFxuTqoB/icwuB44pOdURHJbRKX1PPoJZtY7R4VUoCC8w=="],
+
     "nopt": ["nopt@8.1.0", "", { "dependencies": { "abbrev": "^3.0.0" }, "bin": { "nopt": "bin/nopt.js" } }, "sha512-ieGu42u/Qsa4TFktmaKEwM6MQH0pOWnaB3htzh0JRtx84+Mebc0cbZYN5bC+6WTZ4+77xrL9Pn5m7CV6VIkV7A=="],
 
     "normalize-path": ["normalize-path@3.0.0", "", {}, "sha512-6eZs5Ls3WtCisHWp9S2GUy8dqkpGi4BVSz3GaqiE6ezub0512ESztXUwUB6C6IKbQkY2Pnb/mD4WYojCRwcwLA=="],
diff --git a/package.json b/package.json
index 8f1d8fe..9af8330 100644
--- a/package.json
+++ b/package.json
@@ -35,6 +35,7 @@
     "md-editor-v3": "6.4.2",
     "mime": "4.1.0",
     "multer": "2.1.1",
+    "nodemailer": "^8.0.5",
     "nuxt": "4.4.2",
     "pg": "8.20.0",
     "sharp": "0.34.5",
diff --git a/server/api/config/global/comment-email-test.post.ts b/server/api/config/global/comment-email-test.post.ts
new file mode 100644
index 0000000..90046ac
--- /dev/null
+++ b/server/api/config/global/comment-email-test.post.ts
@@ -0,0 +1,49 @@
+import { dbGlobal } from "drizzle-pkg/lib/db";
+import { users } from "drizzle-pkg/lib/schema/auth";
+import { eq } from "drizzle-orm";
+import { requireAdmin } from "#server/utils/admin-guard";
+import {
+  CommentEmailTestValidationError,
+  sendCommentEmailTestMail,
+} from "#server/service/comment-email/test-mail";
+
+export default defineWrappedResponseHandler(async (event) => {
+  const admin = await requireAdmin(event);
+  const [adminRow] = await dbGlobal
+    .select({
+      email: users.email,
+    })
+    .from(users)
+    .where(eq(users.id, admin.id))
+    .limit(1);
+
+  try {
+    await sendCommentEmailTestMail({
+      toEmail: adminRow?.email ?? "",
+      requestedBy: admin.username,
+      config: {
+        enabled: await event.context.config.getGlobal("commentEmailNotifyEnabled"),
+        fromEmail: await event.context.config.getGlobal("commentMailFromEmail"),
+        smtpHost: await event.context.config.getGlobal("commentSmtpHost"),
+        smtpPort: await event.context.config.getGlobal("commentSmtpPort"),
+        smtpSecure: await event.context.config.getGlobal("commentSmtpSecure"),
+        smtpUser: await event.context.config.getGlobal("commentSmtpUser"),
+        smtpPass: await event.context.config.getGlobal("commentSmtpPass"),
+      },
+    });
+    return R.success({
+      message: "测试邮件发送成功，请检查管理员邮箱",
+    });
+  } catch (error) {
+    if (error instanceof CommentEmailTestValidationError) {
+      throw createError({
+        statusCode: 400,
+        statusMessage: error.message,
+      });
+    }
+    throw createError({
+      statusCode: 502,
+      statusMessage: "测试邮件发送失败，请检查 SMTP 配置或稍后重试",
+    });
+  }
+});
diff --git a/server/service/comment-email/test-mail.test.ts b/server/service/comment-email/test-mail.test.ts
new file mode 100644
index 0000000..d1fce96
--- /dev/null
+++ b/server/service/comment-email/test-mail.test.ts
@@ -0,0 +1,26 @@
+import { describe, expect, test } from "bun:test";
+import {
+  assertAdminEmailReady,
+  assertCommentEmailConfigReadyForTest,
+  CommentEmailTestValidationError,
+} from "./test-mail";
+
+describe("comment email test mail validation", () => {
+  test("returns 400-equivalent validation error when smtp config is incomplete", () => {
+    expect(() =>
+      assertCommentEmailConfigReadyForTest({
+        enabled: true,
+        fromEmail: "",
+        smtpHost: "smtp.example.com",
+        smtpPort: 465,
+        smtpSecure: true,
+        smtpUser: "user",
+        smtpPass: "pass",
+      }),
+    ).toThrow(CommentEmailTestValidationError);
+  });
+
+  test("returns 400-equivalent validation error when admin email is empty", () => {
+    expect(() => assertAdminEmailReady("")).toThrow(CommentEmailTestValidationError);
+  });
+});
diff --git a/server/service/comment-email/test-mail.ts b/server/service/comment-email/test-mail.ts
new file mode 100644
index 0000000..b2639bb
--- /dev/null
+++ b/server/service/comment-email/test-mail.ts
@@ -0,0 +1,71 @@
+import log4js from "logger";
+import nodemailer from "nodemailer";
+
+type CommentEmailConfig = {
+  enabled: boolean;
+  fromEmail: string;
+  smtpHost: string;
+  smtpPort: number;
+  smtpSecure: boolean;
+  smtpUser: string;
+  smtpPass: string;
+};
+
+const logger = log4js.getLogger("COMMENT_EMAIL_TEST");
+
+export class CommentEmailTestValidationError extends Error {
+  constructor(message: string) {
+    super(message);
+    this.name = "CommentEmailTestValidationError";
+  }
+}
+
+function hasValue(value: string): boolean {
+  return value.trim().length > 0;
+}
+
+export function assertCommentEmailConfigReadyForTest(config: CommentEmailConfig): void {
+  if (!config.enabled) {
+    throw new CommentEmailTestValidationError("评论邮件通知总开关未开启");
+  }
+  if (!hasValue(config.fromEmail) || !hasValue(config.smtpHost) || !hasValue(config.smtpUser) || !hasValue(config.smtpPass)) {
+    throw new CommentEmailTestValidationError("邮件配置不完整，请先填写发件人、SMTP 主机、用户名和密码");
+  }
+  if (!Number.isInteger(config.smtpPort) || config.smtpPort < 1 || config.smtpPort > 65535) {
+    throw new CommentEmailTestValidationError("SMTP 端口不合法");
+  }
+}
+
+export function assertAdminEmailReady(adminEmail: string | null | undefined): asserts adminEmail is string {
+  if (!adminEmail || adminEmail.trim().length === 0) {
+    throw new CommentEmailTestValidationError("当前管理员账号未配置邮箱，无法接收测试邮件");
+  }
+}
+
+export async function sendCommentEmailTestMail(input: {
+  toEmail: string;
+  requestedBy: string;
+  config: CommentEmailConfig;
+}) {
+  assertCommentEmailConfigReadyForTest(input.config);
+  assertAdminEmailReady(input.toEmail);
+
+  const transporter = nodemailer.createTransport({
+    host: input.config.smtpHost,
+    port: input.config.smtpPort,
+    secure: input.config.smtpSecure,
+    auth: {
+      user: input.config.smtpUser,
+      pass: input.config.smtpPass,
+    },
+  });
+
+  await transporter.sendMail({
+    from: input.config.fromEmail,
+    to: input.toEmail.trim(),
+    subject: "[Person Panel] 评论邮件配置测试",
+    text: `你好，${input.requestedBy}。\n\n这是一封评论邮件配置测试邮件，若你收到该邮件，说明 SMTP 配置可用。\n\n发送时间：${new Date().toISOString()}\n`,
+  });
+
+  logger.info("comment email test message sent to admin account");
+}