feat: 新增 iCloud 邮箱 provider

tests/sidepanel-icloud-provider.test.js

@@ -0,0 +1,81 @@
+const test = require('node:test');
+const assert = require('node:assert/strict');
+const fs = require('node:fs');
+
+const source = fs.readFileSync('sidepanel/sidepanel.js', 'utf8');
+
+function extractFunction(name) {
+  const markers = [`async function ${name}(`, `function ${name}(`];
+  const start = markers
+    .map((marker) => source.indexOf(marker))
+    .find((index) => index >= 0);
+  if (start < 0) {
+    throw new Error(`missing function ${name}`);
+  }
+
+  let parenDepth = 0;
+  let signatureEnded = false;
+  let braceStart = -1;
+  for (let i = start; i < source.length; i += 1) {
+    const ch = source[i];
+    if (ch === '(') {
+      parenDepth += 1;
+    } else if (ch === ')') {
+      parenDepth -= 1;
+      if (parenDepth === 0) {
+        signatureEnded = true;
+      }
+    } else if (ch === '{' && signatureEnded) {
+      braceStart = i;
+      break;
+    }
+  }
+  if (braceStart < 0) {
+    throw new Error(`missing body for function ${name}`);
+  }
+
+  let depth = 0;
+  let end = braceStart;
+  for (; end < source.length; end += 1) {
+    const ch = source[end];
+    if (ch === '{') depth += 1;
+    if (ch === '}') {
+      depth -= 1;
+      if (depth === 0) {
+        end += 1;
+        break;
+      }
+    }
+  }
+
+  return source.slice(start, end);
+}
+
+test('getMailProviderLoginUrl reuses preferred icloud host when preference is auto', () => {
+  const bundle = [
+    extractFunction('getSelectedIcloudHostPreference'),
+    extractFunction('getMailProviderLoginUrl'),
+  ].join('\n');
+
+  const api = new Function(`
+const ICLOUD_PROVIDER = 'icloud';
+const selectMailProvider = { value: ICLOUD_PROVIDER };
+const selectIcloudHostPreference = { value: 'auto' };
+const latestState = { icloudHostPreference: 'auto', preferredIcloudHost: 'icloud.com.cn' };
+function normalizeIcloudHost(value = '') {
+  const normalized = String(value || '').trim().toLowerCase();
+  return normalized === 'icloud.com' || normalized === 'icloud.com.cn' ? normalized : '';
+}
+function getIcloudLoginUrlForHost(host) {
+  return host === 'icloud.com.cn' ? 'https://www.icloud.com.cn/' : 'https://www.icloud.com/';
+}
+function getMailProviderLoginConfig() {
+  return { label: 'iCloud 邮箱' };
+}
+${bundle}
+return { getSelectedIcloudHostPreference, getMailProviderLoginUrl };
+`)();
+
+  assert.equal(api.getSelectedIcloudHostPreference(), 'icloud.com.cn');
+  assert.equal(api.getMailProviderLoginUrl(), 'https://www.icloud.com.cn/');
+});