Mock数据生成详解【2026】- 测试数据与占位文本

const mockUsers = [
  { id: 1, name: '张三', email: 'zhangsan@example.com', avatar: 'https://example.com/avatar1.jpg' },
  { id: 2, name: '李四', email: 'lisi@example.com', avatar: 'https://example.com/avatar2.jpg' },
  { id: 3, name: '王五', email: 'wangwu@example.com', avatar: 'https://example.com/avatar3.jpg' }
];

import { faker } from '@faker-js/faker';

const user = {
  id: faker.string.uuid(),
  name: faker.person.fullName(),
  email: faker.internet.email(),
  phone: faker.phone.number(),
  address: {
    street: faker.location.streetAddress(),
    city: faker.location.city(),
    country: faker.location.country(),
    zipCode: faker.location.zipCode()
  },
  company: faker.company.name(),
  avatar: faker.image.avatar(),
  bio: faker.lorem.paragraph()
};

console.log(user);

import { faker } from '@faker-js/faker';

function generateUsers(count) {
  return Array.from({ length: count }, () => ({
    id: faker.string.uuid(),
    name: faker.person.fullName(),
    email: faker.internet.email(),
    createdAt: faker.date.past()
  }));
}

const users = generateUsers(100);

import { faker } from '@faker-js/faker/locale/zh_CN';

const chineseUser = {
  name: faker.person.fullName(),
  phone: faker.phone.number(),
  address: faker.location.streetAddress()
};

from faker import Faker

fake = Faker('zh_CN')

user = {
    'name': fake.name(),
    'email': fake.email(),
    'phone': fake.phone_number(),
    'address': fake.address(),
    'company': fake.company(),
    'job': fake.job(),
    'text': fake.text()
}

print(user)

from faker import Faker
import json

fake = Faker('zh_CN')

def generate_users(count):
    return [
        {
            'id': fake.uuid4(),
            'name': fake.name(),
            'email': fake.email(),
            'phone': fake.phone_number(),
            'address': fake.address()
        }
        for _ in range(count)
    ]

users = generate_users(50)
print(json.dumps(users, ensure_ascii=False, indent=2))

from faker import Faker

fake = Faker('zh_CN')

credit_card = {
    'number': fake.credit_card_number(),
    'expire': fake.credit_card_expire(),
    'provider': fake.credit_card_provider()
}

date_time = {
    'past': fake.past_date(),
    'future': fake.future_date(),
    'datetime': fake.date_time()
}

package main

import (
    "fmt"
    "github.com/brianvoe/gofakeit/v6"
)

func main() {
    gofakeit.Seed(0)
    
    user := struct {
        Name    string
        Email   string
        Phone   string
        Address string
    }{
        Name:    gofakeit.Name(),
        Email:   gofakeit.Email(),
        Phone:   gofakeit.Phone(),
        Address: gofakeit.Address().Address,
    }
    
    fmt.Printf("%+v\n", user)
}

import com.github.javafaker.Faker;
import java.util.Locale;

public class MockDataExample {
    public static void main(String[] args) {
        Faker faker = new Faker(new Locale("zh-CN"));
        
        String name = faker.name().fullName();
        String email = faker.internet().emailAddress();
        String phone = faker.phoneNumber().cellPhone();
        String address = faker.address().fullAddress();
        
        System.out.println("Name: " + name);
        System.out.println("Email: " + email);
        System.out.println("Phone: " + phone);
        System.out.println("Address: " + address);
    }
}

import { faker } from '@faker-js/faker';

faker.seed(12345);
const user1 = faker.person.fullName();

faker.seed(12345);
const user2 = faker.person.fullName();

console.log(user1 === user2);

function generateAge() {
  const distribution = [
    { range: [18, 25], weight: 0.2 },
    { range: [26, 35], weight: 0.35 },
    { range: [36, 50], weight: 0.3 },
    { range: [51, 65], weight: 0.15 }
  ];
  
  const random = Math.random();
  let cumulative = 0;
  
  for (const { range, weight } of distribution) {
    cumulative += weight;
    if (random <= cumulative) {
      return Math.floor(Math.random() * (range[1] - range[0] + 1)) + range[0];
    }
  }
}

const edgeCaseNames = [
  '',
  'A',
  'A'.repeat(100),
  "O'Brien",
  '张三李四王五赵六',
  'José García',
  '山田太郎'
];

function createUserFactory(overrides = {}) {
  return {
    id: faker.string.uuid(),
    name: faker.person.fullName(),
    email: faker.internet.email(),
    status: 'active',
    createdAt: new Date(),
    ...overrides
  };
}

const activeUser = createUserFactory();
const inactiveUser = createUserFactory({ status: 'inactive' });

const mockConfig = {
  users: {
    count: 100,
    locale: 'zh_CN'
  },
  products: {
    count: 50,
    priceRange: [10, 1000]
  }
};