platforms/apps/user_app/test/ui/login_page_test.dart

// 功能描述：验证用户端登录页字段、必填校验、提交行为和接口错误中文化。
// 版本：1.2.0
import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:user_app/app/dependencies.dart';
import 'package:user_app/data/services/api_client.dart';
import 'package:user_app/data/services/secure_session_store.dart';
import 'package:user_app/ui/features/auth/login_page.dart';

/// 记录登录调用，验证本地校验是否正确阻止请求。
class _RecordingUserSession extends UserSession {
  _RecordingUserSession() : super(SecureSessionStore());

  int loginCallCount = 0;
  String? lastPhone;
  String? lastPassword;

  @override
  Future<void> login({
    required String phone,
    required String password,
    String? verificationCode,
    String? requestIdentity,
  }) async {
    loginCallCount += 1;
    lastPhone = phone;
    lastPassword = password;
  }
}

/// 验证用户端登录界面的关键交互。
void main() {
  testWidgets('login page exposes phone and password fields', (tester) async {
    final session = UserSession(SecureSessionStore());
    await tester.pumpWidget(MaterialApp(home: LoginPage(session: session)));

    expect(find.text('瓶安芯'), findsOneWidget);
    expect(find.byType(TextField), findsNWidgets(2));
    expect(find.text('安全登录'), findsOneWidget);
  });

  testWidgets('手机号错误且密码为空时同时提示并阻止登录调用', (tester) async {
    final session = _RecordingUserSession();
    await tester.pumpWidget(MaterialApp(home: LoginPage(session: session)));

    await tester.enterText(find.byType(TextField).first, '+8613800138000');
    await tester.tap(find.text('安全登录'));
    await tester.pump();

    expect(find.text('请输入正确的11位手机号'), findsOneWidget);
    expect(find.text('请输入密码'), findsOneWidget);
    expect(find.text('Invalid Argument'), findsNothing);
    expect(session.loginCallCount, 0);
    expect(tester.widget<TextField>(find.byType(TextField).first).focusNode?.hasFocus, isTrue);
  });

  testWidgets('合法手机号配空密码时提示密码必填并阻止登录调用', (tester) async {
    final session = _RecordingUserSession();
    await tester.pumpWidget(MaterialApp(home: LoginPage(session: session)));

    await tester.enterText(find.byType(TextField).first, '13800138000');
    await tester.tap(find.text('安全登录'));
    await tester.pump();

    expect(find.text('请输入正确的11位手机号'), findsNothing);
    expect(find.text('请输入密码'), findsOneWidget);
    expect(session.loginCallCount, 0);
    expect(tester.widget<TextField>(find.byType(TextField).at(1)).focusNode?.hasFocus, isTrue);
  });

  testWidgets('修改字段清除对应错误并由回车原样提交密码', (tester) async {
    final session = _RecordingUserSession();
    await tester.pumpWidget(MaterialApp(home: LoginPage(session: session)));

    await tester.tap(find.text('安全登录'));
    await tester.pump();
    await tester.enterText(find.byType(TextField).first, '13800138000');
    await tester.pump();

    expect(find.text('请输入正确的11位手机号'), findsNothing);
    expect(find.text('请输入密码'), findsOneWidget);

    await tester.enterText(find.byType(TextField).at(1), ' 密码123 ');
    await tester.pump();
    expect(find.text('请输入密码'), findsNothing);

    await tester.testTextInput.receiveAction(TextInputAction.done);
    await tester.pump();

    expect(session.loginCallCount, 1);
    expect(session.lastPhone, '13800138000');
    expect(session.lastPassword, ' 密码123 ');
  });

  test('接口错误优先按错误码中文化并屏蔽未知英文', () {
    expect(localizeApiErrorMessage(1704, 'Invalid Argument'), '请求参数错误');
    expect(localizeApiErrorMessage(1108, 'Password Incorrect'), '密码错误');
    expect(localizeApiErrorMessage(9999, '业务处理失败'), '业务处理失败');
    expect(localizeApiErrorMessage(9999, 'Unexpected Error'), '操作失败，请稍后重试');
  });
}