手机号注册模式

tests/background-signup-method-settings.test.js

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+const test = require('node:test');
+const assert = require('node:assert/strict');
+const fs = require('node:fs');
+
+const source = fs.readFileSync('background.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;
+    if (ch === ')') {
+      parenDepth -= 1;
+      if (parenDepth === 0) signatureEnded = true;
+    }
+    if (ch === '{' && signatureEnded) {
+      braceStart = i;
+      break;
+    }
+  }
+  if (braceStart < 0) {
+    throw new Error(`missing body for function ${name}`);
+  }
+
+  let depth = 0;
+  let end = braceStart;
+  for (; end < source.length; end += 1) {
+    const ch = source[end];
+    if (ch === '{') depth += 1;
+    if (ch === '}') {
+      depth -= 1;
+      if (depth === 0) {
+        end += 1;
+        break;
+      }
+    }
+  }
+  return source.slice(start, end);
+}
+
+test('signup method resolution freezes per run and falls back when phone signup is unavailable', async () => {
+  const api = new Function(`
+const SIGNUP_METHOD_EMAIL = 'email';
+const SIGNUP_METHOD_PHONE = 'phone';
+const DEFAULT_SIGNUP_METHOD = SIGNUP_METHOD_EMAIL;
+const logs = [];
+let state = {
+  signupMethod: 'phone',
+  phoneVerificationEnabled: true,
+  plusModeEnabled: false,
+  contributionMode: false,
+  resolvedSignupMethod: null,
+};
+async function getState() { return { ...state }; }
+async function setState(updates) { state = { ...state, ...updates }; }
+async function addLog(message, level = 'info') { logs.push({ message, level }); }
+${extractFunction('normalizeSignupMethod')}
+${extractFunction('canUsePhoneSignup')}
+${extractFunction('resolveSignupMethod')}
+${extractFunction('ensureResolvedSignupMethodForRun')}
+return {
+  logs,
+  get state() { return state; },
+  setState,
+  resolveSignupMethod,
+  ensureResolvedSignupMethodForRun,
+};
+`)();
+
+  assert.equal(api.resolveSignupMethod({ signupMethod: 'phone', phoneVerificationEnabled: true }), 'phone');
+  assert.equal(api.resolveSignupMethod({ signupMethod: 'phone', phoneVerificationEnabled: false }), 'email');
+  assert.equal(api.resolveSignupMethod({ signupMethod: 'phone', phoneVerificationEnabled: true, plusModeEnabled: true }), 'email');
+  assert.equal(api.resolveSignupMethod({ signupMethod: 'email', resolvedSignupMethod: 'phone', phoneVerificationEnabled: false }), 'phone');
+
+  assert.equal(await api.ensureResolvedSignupMethodForRun(), 'phone');
+  assert.equal(api.state.resolvedSignupMethod, 'phone');
+
+  await api.setState({ signupMethod: 'email', phoneVerificationEnabled: false });
+  assert.equal(await api.ensureResolvedSignupMethodForRun(), 'phone');
+  assert.equal(api.state.resolvedSignupMethod, 'phone');
+
+  await api.setState({ resolvedSignupMethod: null, signupMethod: 'phone', phoneVerificationEnabled: false });
+  assert.equal(await api.ensureResolvedSignupMethodForRun({ force: true }), 'email');
+  assert.equal(api.state.resolvedSignupMethod, 'email');
+  assert.equal(api.logs.some((entry) => /固定为邮箱注册/.test(entry.message)), true);
+});
+