2026-10-05 05:41:52 +00:00
15 changed files with 623 additions and 44 deletions
@@ -2,15 +2,26 @@ App({
  globalData: { token: "", user: null },
  onLaunch() {
    this.globalData.token = wx.getStorageSync("pet_token") || "";
+    // Start immediately; pages await the same promise and display failures themselves.
+    this.login().catch(() => {});
  },
  async login() {
+    if (this.loginPromise) return this.loginPromise;
    if (this.globalData.token) return this.globalData.token;
-    if (!this.loginPromise)
    this.loginPromise = (async () => {
      const { request } = require("./utils/api");
-        const { code } = await wx.login();
-        if (!code) throw new Error("微信登录未取得凭证，请重试");
+      const { code } = await new Promise((resolve, reject) =>
+        wx.login({
+          timeout: 10000,
+          success: resolve,
+          fail: () => reject(new Error("暂时无法连接微信，请重新连接")),
+        }),
+      );
+      if (!code) throw new Error("微信登录未取得凭证，请重新连接");
      const data = await request("/auth/login", "POST", { code }, false);
+      if (!data || typeof data.token !== "string" || !data.token) {
+        throw new Error("登录未完成，请重新连接");
+      }
      this.globalData.token = data.token;
      this.globalData.user = data.user;
      wx.setStorageSync("pet_token", data.token);
@@ -0,0 +1 @@
+Component({});
@@ -0,0 +1 @@
+{ "component": true }
@@ -0,0 +1,9 @@
+<view class="skeleton" aria-label="正在准备首页内容">
+  <view class="hero-placeholder"><view class="bone line short"></view><view class="bone line title"></view><view class="bone line"></view><view class="bone art"></view></view>
+  <view class="bone heading"></view>
+  <view class="card-placeholder"><view class="bone line title"></view><view class="bone line"></view><view class="bone action"></view></view>
+  <view class="stats-placeholder"><view class="bone"></view><view class="bone"></view><view class="bone"></view></view>
+  <view class="bone heading"></view>
+  <view class="card-placeholder"><view class="bone line"></view><view class="bone line short"></view></view>
+  <view class="loading-copy">正在准备今天的小日常…</view>
+</view>
@@ -0,0 +1,73 @@
+.bone {
+  background: linear-gradient(100deg, #f3e7dc 20%, #fff8ef 45%, #f3e7dc 70%);
+  background-size: 220% 100%;
+  animation: shimmer 1.6s ease-in-out infinite;
+  border-radius: 15rpx;
+}
+.hero-placeholder {
+  position: relative;
+  min-height: 330rpx;
+  background: #fff0e2;
+  border-radius: 38rpx;
+  padding: 45rpx 35rpx;
+  box-sizing: border-box;
+}
+.line {
+  height: 22rpx;
+  width: 65%;
+  margin: 24rpx 0;
+}
+.short {
+  width: 25%;
+}
+.title {
+  height: 38rpx;
+  width: 48%;
+}
+.art {
+  position: absolute;
+  right: 35rpx;
+  top: 62rpx;
+  width: 170rpx;
+  height: 190rpx;
+  border-radius: 40rpx;
+}
+.heading {
+  width: 230rpx;
+  height: 33rpx;
+  margin: 48rpx 0 28rpx;
+}
+.card-placeholder {
+  padding: 28rpx;
+  background: white;
+  border-radius: 35rpx;
+}
+.action {
+  height: 80rpx;
+  margin-top: 42rpx;
+  border-radius: 24rpx;
+}
+.stats-placeholder {
+  display: flex;
+  gap: 14rpx;
+  margin-top: 20rpx;
+}
+.stats-placeholder view {
+  height: 140rpx;
+  flex: 1;
+  border-radius: 28rpx;
+}
+.loading-copy {
+  text-align: center;
+  color: #a48d7e;
+  font-size: 22rpx;
+  margin-top: 32rpx;
+}
+@keyframes shimmer {
+  0% {
+    background-position: 100% 0;
+  }
+  100% {
+    background-position: -100% 0;
+  }
+}
@@ -0,0 +1,8 @@
+Component({
+  properties: { error: String },
+  methods: {
+    retry() {
+      this.triggerEvent("retry");
+    },
+  },
+});
@@ -0,0 +1 @@
+{ "component": true }
@@ -0,0 +1,16 @@
+<view class="startup {{error?'failed':''}}">
+  <view class="glow"></view>
+  <view class="brand-wrap"><image class="brand" src="/assets/logo-corgi-v2.png" mode="aspectFit" /></view>
+  <view class="brand-name">肉垫计划</view>
+  <view class="brand-tagline">给陪伴一个温暖的地方</view>
+  <view wx:if="{{error}}" class="connection-error">
+    <view class="message">暂时没能连接</view>
+    <view class="error-copy">{{error}}</view>
+    <button class="retry" bindtap="retry">重新连接</button>
+  </view>
+  <view wx:else class="preparing" role="status">
+    <view class="dots"><view></view><view></view><view></view></view>
+    <view class="message">正在准备今天的小日常</view>
+  </view>
+  <view class="footer">陪伴它们的每一天，都值得记录</view>
+</view>
@@ -0,0 +1,128 @@
+.startup {
+  position: fixed;
+  top: 0;
+  right: 0;
+  bottom: 0;
+  left: 0;
+  z-index: 80;
+  background: linear-gradient(160deg, #fff9f3, #fff0e2 65%, #f7edf7);
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  padding: 60rpx;
+  box-sizing: border-box;
+  overflow: hidden;
+  color: #694c3f;
+}
+.glow {
+  position: absolute;
+  width: 520rpx;
+  height: 520rpx;
+  border-radius: 50%;
+  background: radial-gradient(circle, #ffe1c2, transparent 70%);
+  top: 18%;
+  pointer-events: none;
+}
+.brand-wrap {
+  position: relative;
+  animation: breathe 2.4s ease-in-out infinite;
+}
+.brand {
+  width: 172rpx;
+  height: 172rpx;
+  border-radius: 55rpx;
+  box-shadow: 0 20rpx 60rpx #bd84551c;
+}
+.brand-name {
+  font-size: 45rpx;
+  font-weight: 600;
+  letter-spacing: 5rpx;
+  margin-top: 34rpx;
+}
+.brand-tagline {
+  font-size: 23rpx;
+  color: #9d7965;
+  margin-top: 14rpx;
+  letter-spacing: 2rpx;
+}
+.preparing,
+.connection-error {
+  min-height: 170rpx;
+  margin-top: 64rpx;
+  text-align: center;
+  position: relative;
+}
+.message {
+  font-size: 25rpx;
+  color: #886c5f;
+}
+.dots {
+  display: flex;
+  justify-content: center;
+  gap: 12rpx;
+  margin-bottom: 25rpx;
+}
+.dots view {
+  width: 10rpx;
+  height: 10rpx;
+  border-radius: 50%;
+  background: #d99a75;
+  animation: pulse 1.2s ease-in-out infinite;
+}
+.dots view:nth-child(2) {
+  animation-delay: 0.15s;
+}
+.dots view:nth-child(3) {
+  animation-delay: 0.3s;
+}
+.error-copy {
+  font-size: 23rpx;
+  line-height: 1.8;
+  color: #9d7965;
+  margin-top: 15rpx;
+  max-width: 570rpx;
+  overflow-wrap: break-word;
+}
+.retry {
+  font-size: 25rpx;
+  background: #b95738;
+  color: white;
+  border-radius: 24rpx;
+  padding: 0 44rpx;
+  margin-top: 26rpx;
+  line-height: 82rpx;
+}
+.retry::after {
+  border: 0;
+}
+.failed .brand-wrap {
+  animation: none;
+}
+.footer {
+  position: absolute;
+  bottom: calc(65rpx + env(safe-area-inset-bottom));
+  font-size: 20rpx;
+  color: #a88c78;
+  letter-spacing: 1rpx;
+}
+@keyframes breathe {
+  0%,
+  100% {
+    transform: translateY(0) scale(1);
+  }
+  50% {
+    transform: translateY(-10rpx) scale(1.025);
+  }
+}
+@keyframes pulse {
+  0%,
+  100% {
+    opacity: 0.35;
+    transform: scale(0.85);
+  }
+  50% {
+    opacity: 1;
+    transform: scale(1.1);
+  }
+}
@@ -14,16 +14,22 @@ Page({
    walkCount: 0,
    name: "铲屎官",
    loading: true,
+    ready: false,
+    phase: "auth",
+    error: "",
  },
  onShow() {
-    this.load();
    this.updateEnvironmentLabel();
-    if (!this.environmentAt || Date.now() - this.environmentAt > 15 * 60 * 1000) {
-      this.refreshEnvironment();
-    }
+    this.load();
+  },
+  onUnload() {
+    this.disposed = true;
  },
  updateEnvironmentLabel() {
-    this.setData({ headerSubtitle: dateLabel() + " · " + (this.weatherLabel || "轻触获取天气") });
+    this.setData({
+      headerSubtitle:
+        dateLabel() + " · " + (this.weatherLabel || "轻触获取天气"),
+    });
  },
  async refreshEnvironment(event) {
    if (this.environmentBusy) return;
@@ -31,44 +37,84 @@ Page({
    const tapped = !!event;
    let positioned = false;
    try {
-      const settings = await new Promise((resolve, reject) => wx.getSetting({ success: resolve, fail: reject }));
+      const settings = await new Promise((resolve, reject) =>
+        wx.getSetting({ success: resolve, fail: reject }),
+      );
      if (settings.authSetting["scope.userLocation"] === false) {
        if (!tapped) throw new Error("location-denied");
-        const enabled = await new Promise((resolve, reject) => wx.openSetting({ success: resolve, fail: reject }));
-        if (!enabled.authSetting["scope.userLocation"]) throw new Error("location-denied");
+        const enabled = await new Promise((resolve, reject) =>
+          wx.openSetting({ success: resolve, fail: reject }),
+        );
+        if (!enabled.authSetting["scope.userLocation"])
+          throw new Error("location-denied");
      }
      this.weatherLabel = "正在获取天气";
      this.updateEnvironmentLabel();
-      const point = await new Promise((resolve, reject) => wx.getLocation({
+      const point = await new Promise((resolve, reject) =>
+        wx.getLocation({
          type: "gcj02",
          success: resolve,
          fail: reject,
-      }));
+        }),
+      );
      positioned = true;
-      const result = await secure("/environment", "GET", { latitude: point.latitude, longitude: point.longitude });
+      const result = await secure("/environment", "GET", {
+        latitude: point.latitude,
+        longitude: point.longitude,
+      });
      this.setData({ locationName: result.location_name });
      this.weatherLabel = result.weather
        ? `${result.weather.description} ${result.weather.temperature}°C`
        : "天气暂不可用";
      this.environmentAt = result.weather ? Date.now() : 0;
    } catch (error) {
-      const denied = /denied|deny|auth/.test(error.errMsg || error.message || "");
-      this.setData({ locationName: positioned ? "位置暂不可用" : denied ? "开启定位" : "定位暂不可用" });
+      const denied = /denied|deny|auth/.test(
+        error.errMsg || error.message || "",
+      );
+      this.setData({
+        locationName: positioned
+          ? "位置暂不可用"
+          : denied
+            ? "开启定位"
+            : "定位暂不可用",
+      });
      this.weatherLabel = denied ? "轻触开启定位" : "轻触重试";
-      if (tapped && !denied) wx.showToast({ title: positioned ? "位置和天气获取失败，请重试" : "定位失败，请重试", icon: "none" });
+      if (tapped && !denied)
+        wx.showToast({
+          title: positioned ? "位置和天气获取失败，请重试" : "定位失败，请重试",
+          icon: "none",
+        });
    } finally {
      this.environmentBusy = false;
      this.updateEnvironmentLabel();
    }
  },
  async load() {
+    if (this.loadPromise) return this.loadPromise;
+    this.loadPromise = this.loadHome().finally(() => {
+      this.loadPromise = null;
+    });
+    return this.loadPromise;
+  },
+  async loadHome() {
+    this.setData({
+      loading: true,
+      error: "",
+      phase: this.data.ready ? "data" : "auth",
+    });
+    let authenticated = false;
    try {
+      await getApp().login();
+      authenticated = true;
+      if (this.disposed) return;
+      this.setData({ phase: "data" });
      const [pets, tasks, walks, me] = await Promise.all([
        secure("/pets"),
        secure("/tasks"),
        secure("/walks"),
        secure("/me"),
      ]);
+      if (this.disposed) return;
      const chosen = wx.getStorageSync("walk_pet_ids") || [],
        month = localDate().slice(0, 7);
      this.setData({
@@ -77,13 +123,29 @@ Page({
        tasks: tasks.items,
        walkCount: walks.filter((w) => w.started_at.slice(0, 7) === month)
          .length,
-        name: me.nickname || "铲屎官",
+        name: me.nickname || "毛孩家长",
        loading: false,
+        ready: true,
+        phase: "ready",
      });
-    } catch (e) {
-      this.setData({ loading: false });
-      toast(e);
+      // Location permission and weather never hold up the first usable screen.
+      if (
+        !this.environmentAt ||
+        Date.now() - this.environmentAt > 15 * 60 * 1000
+      ) {
+        this.refreshEnvironment();
      }
+    } catch (error) {
+      if (this.disposed) return;
+      this.setData({
+        loading: false,
+        phase: !authenticated && !this.data.ready ? "auth-error" : "data-error",
+        error: error.message || "暂时没能连接，请稍后重试",
+      });
+    }
+  },
+  addPet() {
+    wx.navigateTo({ url: "/pages/pet-edit/pet-edit" });
  },
  pick(e) {
    this.setData({ selected: e.detail.selected });
@@ -2,6 +2,8 @@
  "disableScroll": true,
  "usingComponents": {
    "tab-bar": "/components/tab-bar/index",
-    "pet-picker": "/components/pet-picker/index"
+    "pet-picker": "/components/pet-picker/index",
+    "startup-state": "/components/startup-state/index",
+    "home-skeleton": "/components/home-skeleton/index"
  }
 }
@@ -1,5 +1,16 @@
-<page-layout id="page-layout" title="{{locationName}}" subtitle="{{headerSubtitle}}" location="{{true}}" bind:locationtap="refreshEnvironment">
+<startup-state wx:if="{{phase==='auth' || phase==='auth-error'}}" error="{{error}}" bind:retry="load" />
+<page-layout wx:else id="page-layout" title="{{locationName}}" subtitle="{{headerSubtitle}}" location="{{true}}" bind:locationtap="refreshEnvironment">
 <view class="screen">
+  <home-skeleton wx:if="{{loading && !ready}}" />
+  <view wx:elif="{{!ready && error}}" class="card home-error">
+    <app-icon kind="paw" size="54" />
+    <view class="error-title">暂时没能准备好首页</view>
+    <view class="muted">{{error}}</view>
+    <button class="primary" bindtap="load">重新加载</button>
+  </view>
+  <block wx:else>
+  <view wx:if="{{error}}" class="refresh-error"><text>更新失败，保留上次的日常记录</text><text class="link" bindtap="load">重试</text></view>
+  <view wx:elif="{{loading}}" class="refresh-hint">正在更新今天的小日常…</view>
  <view class="hero">
    <view class="hero-copy">
      <text class="hero-small">今日的主角</text>
@@ -21,9 +32,16 @@
        <view class="muted">选择同行的狗狗，一起出门转转。</view>
      </view>
    </view>
+    <view wx:if="{{!pets.length}}" class="first-pet">
+      <view class="first-pet-title">认识你的第一位毛孩子</view>
+      <view class="muted">先建立档案，再一起出门收集小快乐。</view>
+      <button class="primary start" bindtap="addPet">添加毛孩子</button>
+    </view>
+    <block wx:else>
    <view class="picker-label">这次带谁？可以多选</view>
    <pet-picker pets="{{pets}}" selected="{{selected}}" bind:change="pick" />
    <button class="primary start" bindtap="start">开始遛狗 →</button>
+    </block>
  </view>
  <view class="stats">
    <view>
@@ -75,6 +93,7 @@
      今天还没有任务，给狗狗安排一件小事吧
    </view>
  </view>
+  </block>
 </view>
 </page-layout>
-<tab-bar current="/pages/home/home" />
+<tab-bar wx:if="{{ready}}" current="/pages/home/home" />
@@ -157,3 +157,53 @@
 .task-main .muted {
  font-size: 22rpx;
 }
+.home-error {
+  text-align: center;
+  padding: 70rpx 35rpx;
+  display: flex;
+  align-items: center;
+  flex-direction: column;
+  gap: 26rpx;
+  margin-top: 40rpx;
+}
+.error-title {
+  font-size: 30rpx;
+  font-weight: 600;
+}
+.home-error .muted {
+  font-size: 24rpx;
+  line-height: 1.8;
+}
+.home-error button {
+  margin-top: 15rpx;
+  min-width: 300rpx;
+}
+.refresh-error {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  font-size: 22rpx;
+  background: #fff0e2;
+  color: #886c5f;
+  padding: 20rpx 24rpx;
+  border-radius: 22rpx;
+  margin-bottom: 20rpx;
+}
+.refresh-hint {
+  text-align: center;
+  font-size: 22rpx;
+  color: #a48d7e;
+  margin-bottom: 20rpx;
+}
+.first-pet {
+  padding-top: 30rpx;
+}
+.first-pet-title {
+  font-size: 27rpx;
+  font-weight: 600;
+  margin-bottom: 12rpx;
+}
+.first-pet .muted {
+  font-size: 23rpx;
+  line-height: 1.8;
+}
@@ -6,23 +6,29 @@ function request(path, method = "GET", data, auth = true) {
      url: baseURL + path,
      method,
      data,
+      timeout: 15000,
      header: token && auth ? { Authorization: "Bearer " + token } : {},
      success(res) {
        if (res.data && res.data.code === 0) resolve(res.data.data);
        else {
-          if (res.statusCode === 401) {
-            wx.removeStorageSync("pet_token");
-            getApp().globalData.token = "";
-          }
+          if (res.statusCode === 401 && auth) invalidateToken(token);
          const error = new Error((res.data && res.data.message) || "请求失败");
          error.status = res.statusCode;
          reject(error);
        }
      },
-      fail: reject,
+      fail: () => reject(new Error("网络连接失败，请检查网络后重试")),
    });
  });
 }
+function invalidateToken(usedToken) {
+  const app = getApp();
+  // A late response using the old token must not clear a newly refreshed session.
+  if (app.globalData.token && app.globalData.token !== usedToken) return;
+  wx.removeStorageSync("pet_token");
+  app.globalData.token = "";
+  app.globalData.user = null;
+}
 async function secure(path, method, data) {
  await getApp().login();
  try {
@@ -53,6 +59,7 @@ function uploadOnce(path) {
          else {
            const error = new Error(body.message || "上传失败");
            error.status = res.statusCode;
+            if (res.statusCode === 401) invalidateToken(token);
            reject(error);
          }
        } catch (e) {
@@ -69,8 +76,6 @@ async function upload(path) {
    return await uploadOnce(path);
  } catch (error) {
    if (error.status !== 401) throw error;
-    wx.removeStorageSync("pet_token");
-    getApp().globalData.token = "";
    await getApp().login();
    return uploadOnce(path);
  }
@@ -0,0 +1,193 @@
+const test = require("node:test");
+const assert = require("node:assert/strict");
+const fs = require("node:fs");
+const vm = require("node:vm");
+const tick = () => new Promise((resolve) => setImmediate(resolve));
+
+function runtime(cachedToken = "") {
+  let app;
+  const storage = new Map(cachedToken ? [["pet_token", cachedToken]] : []);
+  const requests = [],
+    logins = [];
+  const wx = {
+    getStorageSync: (key) => storage.get(key),
+    setStorageSync: (key, value) => storage.set(key, value),
+    removeStorageSync: (key) => storage.delete(key),
+    login: (options) => logins.push(options),
+    request: (options) => {
+      requests.push(options);
+      if (options.url.endsWith("/auth/login"))
+        options.success({
+          statusCode: 200,
+          data: {
+            code: 0,
+            data: { token: "fresh-token", user: { nickname: "毛孩家长9527" } },
+          },
+        });
+      else if (options.header.Authorization === "Bearer fresh-token")
+        options.success({ statusCode: 200, data: { code: 0, data: "ok" } });
+    },
+  };
+  const module = { exports: {} };
+  vm.runInNewContext(fs.readFileSync("pets-fe/utils/api.js", "utf8"), {
+    wx,
+    getApp: () => app,
+    require: () => ({ baseURL: "https://test.local/api" }),
+    module,
+  });
+  vm.runInNewContext(fs.readFileSync("pets-fe/app.js", "utf8"), {
+    wx,
+    App: (value) => {
+      app = value;
+    },
+    require: () => module.exports,
+  });
+  return { app, api: module.exports, requests, logins, storage };
+}
+
+test("启动即登录，多个首页请求共用登录任务并携带 token", async () => {
+  const r = runtime();
+  r.app.onLaunch();
+  const pending = [
+    r.api.secure("/pets"),
+    r.api.secure("/tasks"),
+    r.api.secure("/me"),
+  ];
+  assert.equal(r.logins.length, 1);
+  assert.equal(r.requests.length, 0);
+  r.logins[0].success({ code: "wechat-code" });
+  assert.deepEqual(await Promise.all(pending), ["ok", "ok", "ok"]);
+  assert.equal(
+    r.requests.filter((req) => req.url.endsWith("/auth/login")).length,
+    1,
+  );
+  assert.ok(
+    r.requests
+      .slice(1)
+      .every((req) => req.header.Authorization === "Bearer fresh-token"),
+  );
+  assert.equal(r.storage.get("pet_token"), "fresh-token");
+});
+
+test("缓存 token 过期时只重新登录一次，延迟的旧 401 不清除新 token", async () => {
+  const r = runtime("expired");
+  r.app.onLaunch();
+  const first = r.api.secure("/pets"),
+    second = r.api.secure("/tasks");
+  await tick();
+  const old = r.requests.slice();
+  assert.equal(old.length, 2);
+  old[0].success({ statusCode: 401, data: { message: "expired" } });
+  await tick();
+  assert.equal(r.logins.length, 1);
+  r.logins[0].success({ code: "new-code" });
+  await first;
+  old[1].success({ statusCode: 401, data: { message: "expired" } });
+  await second;
+  assert.equal(r.app.globalData.token, "fresh-token");
+  assert.equal(r.logins.length, 1);
+});
+
+function home(login, secure) {
+  let definition;
+  const wx = { getStorageSync: () => [], navigateTo: () => {} };
+  vm.runInNewContext(fs.readFileSync("pets-fe/pages/home/home.js", "utf8"), {
+    wx,
+    Date,
+    getApp: () => ({ login }),
+    Page: (value) => {
+      definition = value;
+    },
+    require: (name) =>
+      name.includes("date")
+        ? { localDate: () => "2026-10-05" }
+        : { secure, toast: () => {} },
+  });
+  const page = {
+    ...definition,
+    data: { ...definition.data },
+    setData(value) {
+      Object.assign(this.data, value);
+    },
+  };
+  page.refreshEnvironment = () => new Promise(() => {});
+  return page;
+}
+function data(path) {
+  return Promise.resolve(
+    path === "/pets" || path === "/walks"
+      ? []
+      : path === "/tasks"
+        ? { items: [] }
+        : { nickname: "毛孩家长9527" },
+  );
+}
+
+test("登录和数据都准备好才显示首页，天气未完成也能进入", async () => {
+  let finishLogin,
+    calls = 0;
+  const login = new Promise((resolve) => {
+    finishLogin = resolve;
+  });
+  const page = home(
+    () => login,
+    (path) => {
+      calls++;
+      return data(path);
+    },
+  );
+  const loading = page.load();
+  page.load();
+  assert.equal(page.data.phase, "auth");
+  assert.equal(page.data.ready, false);
+  assert.equal(calls, 0);
+  finishLogin("token");
+  await loading;
+  assert.equal(calls, 4);
+  assert.equal(page.data.ready, true);
+  assert.equal(page.data.loading, false);
+  assert.equal(page.data.phase, "ready");
+  assert.equal(page.data.pets.length, 0);
+});
+
+test("首次登录失败可重试，失败期间不请求业务数据", async () => {
+  let attempts = 0,
+    calls = 0;
+  const page = home(
+    async () => {
+      if (++attempts === 1) throw new Error("无法连接");
+      return "token";
+    },
+    (path) => {
+      calls++;
+      return data(path);
+    },
+  );
+  await page.load();
+  assert.equal(page.data.phase, "auth-error");
+  assert.equal(page.data.ready, false);
+  assert.equal(calls, 0);
+  await page.load();
+  assert.equal(page.data.ready, true);
+  assert.equal(page.data.error, "");
+});
+
+test("首页请求失败不显示空数据状态，刷新失败保留已有记录", async () => {
+  let fail = true;
+  const page = home(
+    async () => "token",
+    (path) => (fail ? Promise.reject(new Error("网络异常")) : data(path)),
+  );
+  await page.load();
+  assert.equal(page.data.phase, "data-error");
+  assert.equal(page.data.ready, false);
+  fail = false;
+  await page.load();
+  assert.equal(page.data.ready, true);
+  page.setData({ pets: [{ id: "existing" }] });
+  fail = true;
+  await page.load();
+  assert.equal(page.data.ready, true);
+  assert.equal(page.data.pets[0].id, "existing");
+  assert.equal(page.data.error, "网络异常");
+});