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WordPress柔性供应链软件的自动化测试框架构建教程

WordPress柔性供应链软件的自动化测试框架构建教程

引言:为什么需要自动化测试框架

在当今快速发展的电商环境中,WordPress柔性供应链软件已成为许多企业的核心运营工具。这类软件通常需要处理复杂的库存管理、订单处理、供应商协调和多渠道销售集成。随着业务规模扩大和功能迭代加速,手动测试已无法满足质量保障需求。构建自动化测试框架不仅能显著提高测试效率,还能确保软件更新的稳定性和可靠性。

本教程将指导您从零开始构建一个专门针对WordPress柔性供应链软件的自动化测试框架,涵盖框架设计、环境搭建、测试用例编写和持续集成等关键环节。

环境准备与工具选型

1. 测试环境配置

<?php
/**
 * WordPress测试环境配置文件
 * 用于自动化测试框架的基础设置
 */

// 定义测试环境常量
define('WP_TESTS_DOMAIN', 'tests.example.com');
define('WP_TESTS_EMAIL', 'admin@tests.example.com');
define('WP_TESTS_TITLE', '供应链测试站点');

// 测试数据库配置
define('DB_NAME', 'wordpress_test_db');
define('DB_USER', 'test_user');
define('DB_PASSWORD', 'secure_test_password');
define('DB_HOST', 'localhost');
define('DB_CHARSET', 'utf8');
define('DB_COLLATE', '');

// 启用调试模式
define('WP_DEBUG', true);
define('WP_DEBUG_LOG', true);
define('WP_DEBUG_DISPLAY', false);

// 设置测试专用表前缀
$table_prefix = 'test_';

// 加载WordPress核心
if (!defined('ABSPATH')) {
    define('ABSPATH', dirname(__FILE__) . '/');
}

require_once(ABSPATH . 'wp-settings.php');
?>

2. 测试工具栈选择

  • PHPUnit: WordPress核心测试框架
  • Codeception: 行为驱动测试框架
  • Selenium WebDriver: 浏览器自动化测试
  • WP-CLI: WordPress命令行工具
  • Docker: 容器化测试环境

测试框架架构设计

1. 目录结构规划

wordpress-supplychain-tests/
├── tests/
│   ├── unit/           # 单元测试
│   ├── integration/    # 集成测试
│   ├── functional/     # 功能测试
│   └── acceptance/     # 验收测试
├── data/              # 测试数据
├── helpers/           # 测试辅助函数
├── bootstrap.php      # 测试引导文件
├── phpunit.xml        # PHPUnit配置
└── codeception.yml    # Codeception配置

2. 核心测试基类设计

<?php
/**
 * 供应链测试基类
 * 所有测试类都应继承此类
 */

class SupplyChain_TestCase extends WP_UnitTestCase {
    
    protected $inventory_manager;
    protected $order_processor;
    protected $supplier_client;
    
    /**
     * 测试前设置
     * 初始化供应链核心组件
     */
    public function setUp() {
        parent::setUp();
        
        // 初始化库存管理器
        $this->inventory_manager = new Inventory_Manager();
        
        // 初始化订单处理器
        $this->order_processor = new Order_Processor();
        
        // 初始化供应商客户端
        $this->supplier_client = new Supplier_Client();
        
        // 创建测试数据
        $this->create_test_data();
    }
    
    /**
     * 创建测试数据
     * 包括产品、库存、供应商等
     */
    protected function create_test_data() {
        // 创建测试产品
        $product_id = wp_insert_post([
            'post_title' => '测试产品 - 自动化测试框架',
            'post_type' => 'product',
            'post_status' => 'publish'
        ]);
        
        // 设置产品库存
        update_post_meta($product_id, '_stock', 100);
        update_post_meta($product_id, '_manage_stock', 'yes');
        
        // 创建供应商
        $supplier_id = wp_insert_post([
            'post_title' => '测试供应商',
            'post_type' => 'supplier',
            'post_status' => 'publish'
        ]);
        
        return [
            'product_id' => $product_id,
            'supplier_id' => $supplier_id
        ];
    }
    
    /**
     * 测试后清理
     */
    public function tearDown() {
        // 清理测试数据
        $this->clean_test_data();
        
        parent::tearDown();
    }
    
    /**
     * 清理测试数据
     */
    protected function clean_test_data() {
        global $wpdb;
        
        // 删除测试创建的所有数据
        $wpdb->query("DELETE FROM {$wpdb->posts} WHERE post_title LIKE '%测试%'");
        $wpdb->query("DELETE FROM {$wpdb->postmeta} WHERE meta_key LIKE '%test%'");
    }
}
?>

关键功能测试实现

1. 库存管理测试

<?php
/**
 * 库存管理功能测试
 */

class Inventory_Management_Test extends SupplyChain_TestCase {
    
    /**
     * 测试库存扣减功能
     */
    public function test_inventory_deduction() {
        // 初始库存数量
        $initial_stock = 100;
        
        // 创建测试订单
        $order_data = [
            'product_id' => $this->test_product_id,
            'quantity' => 5,
            'customer_id' => 1
        ];
        
        // 执行库存扣减
        $result = $this->inventory_manager->deduct_stock(
            $order_data['product_id'],
            $order_data['quantity']
        );
        
        // 验证扣减结果
        $this->assertTrue($result, '库存扣减应成功');
        
        // 验证库存数量
        $remaining_stock = get_post_meta(
            $order_data['product_id'],
            '_stock',
            true
        );
        
        $this->assertEquals(
            95,
            $remaining_stock,
            '库存数量应正确扣减'
        );
    }
    
    /**
     * 测试库存预警功能
     */
    public function test_low_stock_alert() {
        // 设置低库存阈值
        update_option('low_stock_threshold', 10);
        
        // 将库存设置为低于阈值
        update_post_meta($this->test_product_id, '_stock', 5);
        
        // 触发库存检查
        $alerts = $this->inventory_manager->check_stock_levels();
        
        // 验证是否生成预警
        $this->assertCount(1, $alerts, '应生成一个低库存预警');
        $this->assertEquals(
            $this->test_product_id,
            $alerts[0]['product_id'],
            '预警应针对正确的产品'
        );
    }
}
?>

2. 订单处理流程测试

<?php
/**
 * 订单处理流程测试
 */

class Order_Processing_Test extends SupplyChain_TestCase {
    
    /**
     * 测试完整订单生命周期
     */
    public function test_order_lifecycle() {
        // 1. 创建订单
        $order_id = $this->order_processor->create_order([
            'customer_id' => 1,
            'items' => [
                ['product_id' => $this->test_product_id, 'quantity' => 2]
            ],
            'shipping_address' => '测试地址'
        ]);
        
        $this->assertIsInt($order_id, '订单ID应为整数');
        
        // 2. 验证订单状态
        $order_status = get_post_status($order_id);
        $this->assertEquals('wc-pending', $order_status, '新订单应为待处理状态');
        
        // 3. 处理订单支付
        $payment_result = $this->order_processor->process_payment($order_id);
        $this->assertTrue($payment_result, '支付处理应成功');
        
        // 4. 验证库存扣减
        $stock_after_order = get_post_meta(
            $this->test_product_id,
            '_stock',
            true
        );
        $this->assertEquals(98, $stock_after_order, '订单处理后库存应正确扣减');
        
        // 5. 测试订单履行
        $fulfillment_result = $this->order_processor->fulfill_order($order_id);
        $this->assertTrue($fulfillment_result, '订单履行应成功');
        
        // 6. 验证最终状态
        $final_status = get_post_status($order_id);
        $this->assertEquals('wc-completed', $final_status, '订单最终状态应为已完成');
    }
}
?>

自动化测试执行与报告

1. 测试套件配置

<!-- phpunit.xml 配置文件 -->
<?xml version="1.0" encoding="UTF-8"?>
<phpunit
    bootstrap="bootstrap.php"
    colors="true"
    verbose="true"
>
    <testsuites>
        <testsuite name="供应链核心测试">
            <directory>tests/unit</directory>
            <directory>tests/integration</directory>
        </testsuite>
        <testsuite name="供应链功能测试">
            <directory>tests/functional</directory>
        </testsuite>
    </testsuites>
    
    <filter>
        <whitelist>
            <directory suffix=".php">../includes</directory>
            <directory suffix=".php">../modules</directory>
        </whitelist>
    </filter>
    
    <logging>
        <log type="coverage-html" target="reports/coverage"/>
        <log type="junit" target="reports/junit.xml"/>
        <log type="testdox-html" target="reports/testdox.html"/>
    </logging>
</phpunit>

2. 持续集成配置示例

# .github/workflows/test.yml
name: 供应链测试流水线

on:
  push:
    branches: [ main, develop ]
  pull_request:
    branches: [ main ]

jobs:
  test:
    runs-on: ubuntu-latest
    
    services:
      mysql:
        image: mysql:5.7
        env:
          MYSQL_ROOT_PASSWORD: root
          MYSQL_DATABASE: wordpress_test
        ports:
          - 3306:3306
        options: --health-cmd="mysqladmin ping" --health-interval=10s --health-timeout=5s --health-retries=3
    
    steps:
    - uses: actions/checkout@v2
    
    - name: 设置PHP环境
      uses: shivammathur/setup-php@v2
      with:
        php-version: '7.4'
        extensions: mbstring, xml, curl, mysql, gd
        coverage: xdebug
    
    - name: 安装依赖
      run: |
        composer install --prefer-dist --no-progress --no-suggest
        npm install
    
    - name: 准备测试数据库
      run: |
        mysql -h 127.0.0.1 -uroot -proot -e "CREATE DATABASE IF NOT EXISTS wordpress_test;"
    
    - name: 运行单元测试
      run: vendor/bin/phpunit --testsuite="供应链核心测试"
    
    - name: 运行功能测试
      run: vendor/bin/codecept run functional --steps
    
    - name: 上传测试报告
      uses: actions/upload-artifact@v2
      with:
        name: test-reports
        path: reports/

最佳实践与优化建议

1. 测试数据管理策略

  • 使用工厂模式创建测试数据
  • 实现测试数据隔离,避免测试间相互影响
  • 建立测试数据快照,提高测试执行速度

2. 测试性能优化

<?php
/**
 * 测试性能优化示例
 * 使用数据提供器和测试依赖
 */

class Optimized_SupplyChain_Test extends SupplyChain_TestCase {
    
    /**
     * 数据提供器:多场景库存测试
     */
    public function stock_scenario_provider() {
        return [
            '正常库存扣减' => [100, 10, 90],
            '边界库存扣减' => [10, 10, 0],
            '超额库存扣减' => [5, 10, 5] // 应失败
        ];
    }
    
    /**
     * @dataProvider stock_scenario_provider
     */
    public function test_stock_scenarios($initial, $deduct, $expected) {
        // 设置初始库存
        update_post_meta($this->test_product_id, '_stock', $initial);
        
        if ($initial >= $deduct) {
            // 正常扣减
            $result = $this->inventory_manager->deduct_stock(
                $this->test_product_id,
                $deduct
            );
            $this->assertTrue($result);
            
            $remaining = get_post_meta(
                $this->test_product_id,
                '_stock',
                true
            );
            $this->assertEquals($expected, $remaining);
        } else {
            // 应抛出异常
            $this->expectException(InsufficientStockException::class);
            $this->inventory_manager->deduct_stock(
                $this->test_product_id,
                $deduct
            );
        }
    }
}
?>

3. 测试覆盖率监控

定期监控测试覆盖率,重点关注:

  • 核心业务逻辑覆盖率(目标:90%+)
  • 关键集成点覆盖率
  • 错误处理路径覆盖率

总结与后续规划

通过本教程,您已经学会了如何为WordPress柔性供应链软件构建完整的自动化测试框架。这个框架不仅能够提高测试效率,还能确保软件质量,支持快速迭代开发。

后续改进方向:

  1. AI驱动的测试用例生成:利用机器学习分析用户行为,自动生成边缘测试用例
  2. 性能测试集成:添加负载测试和压力测试,确保系统可扩展性
  3. 安全测试自动化:集成OWASP测试套件,自动检测安全漏洞
  4. 跨浏览器/跨平台测试:扩展测试覆盖不同用户环境

立即行动建议:

  1. 从核心业务流程开始,逐步扩展测试覆盖
  2. 建立测试失败快速反馈机制
  3. 定期重构测试代码,保持可维护性
  4. 将测试结果与业务指标关联,量化测试价值

通过持续完善自动化测试框架,您的WordPress柔性供应链软件将具备更高的可靠性、更快的迭代速度和更强的市场竞争力。

高级测试策略与扩展功能实现

1. 多供应商协调测试

<?php
/**
 * 多供应商协调测试
 * 测试柔性供应链中多个供应商的协同工作
 */

class MultiSupplier_Coordination_Test extends SupplyChain_TestCase {
    
    private $suppliers = [];
    private $allocation_strategy;
    
    /**
     * 设置多供应商测试环境
     */
    public function setUp() {
        parent::setUp();
        
        // 初始化供应商分配策略
        $this->allocation_strategy = new SupplierAllocationStrategy();
        
        // 创建多个测试供应商
        $this->create_multiple_suppliers();
    }
    
    /**
     * 创建多个供应商模拟真实场景
     */
    private function create_multiple_suppliers() {
        $supplier_types = [
            ['name' => '主要供应商', 'priority' => 1, 'lead_time' => 2],
            ['name' => '备用供应商A', 'priority' => 2, 'lead_time' => 5],
            ['name' => '备用供应商B', 'priority' => 3, 'lead_time' => 7],
            ['name' => '紧急供应商', 'priority' => 4, 'lead_time' => 1]
        ];
        
        foreach ($supplier_types as $type) {
            $supplier_id = wp_insert_post([
                'post_title' => $type['name'],
                'post_type' => 'supplier',
                'post_status' => 'publish',
                'meta_input' => [
                    'priority_level' => $type['priority'],
                    'lead_time_days' => $type['lead_time'],
                    'capacity_daily' => rand(100, 1000),
                    'reliability_score' => rand(70, 100) / 100
                ]
            ]);
            
            $this->suppliers[] = [
                'id' => $supplier_id,
                'type' => $type['name'],
                'data' => $type
            ];
        }
    }
    
    /**
     * 测试供应商智能分配算法
     */
    public function test_intelligent_supplier_allocation() {
        // 模拟大规模订单
        $large_order = [
            'product_id' => $this->test_product_id,
            'quantity' => 5000,
            'required_date' => date('Y-m-d', strtotime('+7 days')),
            'priority' => 'high'
        ];
        
        // 执行供应商分配
        $allocation_plan = $this->allocation_strategy->allocateOrder(
            $large_order,
            $this->suppliers
        );
        
        // 验证分配结果
        $this->assertIsArray($allocation_plan, '分配计划应为数组');
        $this->assertArrayHasKey('allocations', $allocation_plan);
        $this->assertArrayHasKey('total_allocated', $allocation_plan);
        
        // 验证分配数量匹配订单需求
        $total_allocated = 0;
        foreach ($allocation_plan['allocations'] as $allocation) {
            $total_allocated += $allocation['quantity'];
        }
        
        $this->assertEquals(
            $large_order['quantity'],
            $total_allocated,
            '分配总量应等于订单需求'
        );
        
        // 验证高优先级订单优先分配给主要供应商
        $primary_allocation = $allocation_plan['allocations'][0];
        $this->assertEquals(
            '主要供应商',
            $primary_allocation['supplier_name'],
            '高优先级订单应优先分配给主要供应商'
        );
    }
    
    /**
     * 测试供应商故障转移机制
     */
    public function test_supplier_failover_mechanism() {
        // 模拟主要供应商故障
        $this->simulate_supplier_failure($this->suppliers[0]['id']);
        
        $urgent_order = [
            'product_id' => $this->test_product_id,
            'quantity' => 100,
            'required_date' => date('Y-m-d', strtotime('+1 days')),
            'priority' => 'urgent'
        ];
        
        // 执行分配(应自动故障转移)
        $allocation = $this->allocation_strategy->allocateOrder(
            $urgent_order,
            $this->suppliers
        );
        
        // 验证已故障转移到紧急供应商
        $this->assertNotEquals(
            '主要供应商',
            $allocation['allocations'][0]['supplier_name'],
            '主要供应商故障时应自动转移'
        );
        
        $this->assertEquals(
            '紧急供应商',
            $allocation['allocations'][0]['supplier_name'],
            '紧急订单应分配给紧急供应商'
        );
    }
    
    /**
     * 模拟供应商故障
     */
    private function simulate_supplier_failure($supplier_id) {
        update_post_meta($supplier_id, 'status', 'unavailable');
        update_post_meta($supplier_id, 'failure_time', current_time('timestamp'));
    }
}
?>

2. 实时库存同步测试

<?php
/**
 * 实时库存同步测试
 * 测试多仓库、多销售渠道的库存同步机制
 */

class RealTime_Inventory_Sync_Test extends SupplyChain_TestCase {
    
    private $sync_manager;
    private $warehouses = [];
    private $sales_channels = [];
    
    public function setUp() {
        parent::setUp();
        
        $this->sync_manager = new InventorySyncManager();
        
        // 初始化测试仓库
        $this->initialize_warehouses();
        
        // 初始化销售渠道
        $this->initialize_sales_channels();
    }
    
    /**
     * 初始化多个仓库
     */
    private function initialize_warehouses() {
        $warehouse_data = [
            ['name' => '华东仓', 'location' => '上海', 'capacity' => 10000],
            ['name' => '华南仓', 'location' => '广州', 'capacity' => 8000],
            ['name' => '华北仓', 'location' => '北京', 'capacity' => 6000],
            ['name' => '西南仓', 'location' => '成都', 'capacity' => 5000]
        ];
        
        foreach ($warehouse_data as $data) {
            $warehouse_id = wp_insert_post([
                'post_title' => $data['name'],
                'post_type' => 'warehouse',
                'post_status' => 'publish',
                'meta_input' => $data
            ]);
            
            // 为每个仓库设置初始库存
            $initial_stock = rand(100, 1000);
            update_post_meta($warehouse_id, 'stock_' . $this->test_product_id, $initial_stock);
            
            $this->warehouses[] = [
                'id' => $warehouse_id,
                'data' => $data,
                'stock' => $initial_stock
            ];
        }
    }
    
    /**
     * 测试库存同步延迟
     */
    public function test_inventory_sync_latency() {
        // 模拟华东仓销售
        $east_china_warehouse = $this->warehouses[0];
        $sold_quantity = 50;
        
        // 扣减华东仓库存
        $this->sync_manager->deductWarehouseStock(
            $east_china_warehouse['id'],
            $this->test_product_id,
            $sold_quantity
        );
        
        // 获取同步后的全局库存
        $global_stock = $this->sync_manager->getGlobalStock($this->test_product_id);
        
        // 验证实时同步(应在1秒内完成)
        $start_time = microtime(true);
        
        // 等待同步完成
        $synced = false;
        $timeout = 5; // 5秒超时
        $elapsed = 0;
        
        while (!$synced && $elapsed < $timeout) {
            $current_global_stock = $this->sync_manager->getGlobalStock($this->test_product_id);
            
            // 计算预期库存
            $expected_stock = 0;
            foreach ($this->warehouses as $warehouse) {
                $expected_stock += get_post_meta(
                    $warehouse['id'],
                    'stock_' . $this->test_product_id,
                    true
                );
            }
            
            if ($current_global_stock == $expected_stock) {
                $synced = true;
                break;
            }
            
            usleep(100000); // 等待100ms
            $elapsed = microtime(true) - $start_time;
        }
        
        $this->assertTrue($synced, '库存应在5秒内完成同步');
        $this->assertLessThan(1, $elapsed, '同步延迟应小于1秒');
        
        // 验证数据一致性
        $this->assertEquals(
            $global_stock,
            $expected_stock,
            '全局库存应与各仓库库存总和一致'
        );
    }
    
    /**
     * 测试并发库存更新
     */
    public function test_concurrent_inventory_updates() {
        $product_id = $this->test_product_id;
        $initial_stock = 1000;
        
        // 设置初始库存
        foreach ($this->warehouses as $warehouse) {
            update_post_meta($warehouse['id'], 'stock_' . $product_id, $initial_stock);
        }
        
        // 模拟并发订单(来自不同渠道)
        $concurrent_orders = [];
        $total_concurrent = 20;
        
        for ($i = 0; $i < $total_concurrent; $i++) {
            $concurrent_orders[] = [
                'warehouse_id' => $this->warehouses[$i % count($this->warehouses)]['id'],
                'quantity' => rand(1, 10),
                'channel' => 'channel_' . ($i % 3)
            ];
        }
        
        // 使用多线程/多进程模拟并发(简化版使用顺序执行加锁测试)
        $successful_updates = 0;
        $failed_updates = 0;
        
        foreach ($concurrent_orders as $order) {
            try {
                $result = $this->sync_manager->processConcurrentOrder(
                    $order['warehouse_id'],
                    $product_id,
                    $order['quantity'],
                    $order['channel']
                );
                
                if ($result) {
                    $successful_updates++;
                } else {
                    $failed_updates++;
                }
            } catch (InventoryLockException $e) {
                $failed_updates++;
            }
        }
        
        // 验证最终库存一致性
        $final_global_stock = $this->sync_manager->getGlobalStock($product_id);
        
        // 计算预期库存
        $total_deducted = 0;
        foreach ($concurrent_orders as $order) {
            $total_deducted += $order['quantity'];
        }
        
        $expected_final_stock = ($initial_stock * count($this->warehouses)) - $total_deducted;
        
        $this->assertEquals(
            $expected_final_stock,
            $final_global_stock,
            '并发更新后库存应保持一致'
        );
        
        $this->assertEquals(
            $total_concurrent,
            $successful_updates + $failed_updates,
            '应处理所有并发请求'
        );
    }
}
?>

性能与压力测试

1. 大规模订单处理压力测试

<?php
/**
 * 压力测试:大规模订单处理
 */

class StressTest_LargeScale_Orders extends SupplyChain_TestCase {
    
    private $performance_monitor;
    
    public function setUp() {
        parent::setUp();
        
        // 初始化性能监控器
        $this->performance_monitor = new PerformanceMonitor();
        
        // 禁用邮件发送等非核心功能
        add_filter('wp_mail', '__return_false');
    }
    
    /**
     * 测试批量订单处理性能
     * @group performance
     * @group stress
     */
    public function test_bulk_order_processing_performance() {
        $order_count = 1000; // 测试1000个订单
        $batch_size = 100;   // 每批处理100个
        
        $this->performance_monitor->startTest('bulk_order_processing');
        
        // 生成测试订单数据
        $orders = $this->generate_test_orders($order_count);
        
        $processed_count = 0;
        $processing_times = [];
        
        // 分批处理订单
        $batches = array_chunk($orders, $batch_size);
        
        foreach ($batches as $batch_index => $batch) {
            $batch_start = microtime(true);
            
            foreach ($batch as $order_data) {
                try {
                    $order_id = $this->order_processor->create_order($order_data);
                    
                    if ($order_id) {
                        // 处理支付
                        $this->order_processor->process_payment($order_id);
                        
                        // 分配库存
                        $this->order_processor->allocate_inventory($order_id);
                        
                        $processed_count++;
                    }
                } catch (Exception $e) {
                    // 记录错误但不中断测试
                    error_log("订单处理失败: " . $e->getMessage());
                }
            }
            
            $batch_time = microtime(true) - $batch_start;
            $processing_times[] = $batch_time;
            
            // 每批处理后等待短暂时间,模拟真实场景
            if ($batch_index < count($batches) - 1) {
                usleep(100000); // 100ms
            }
        }
        
        $total_time = $this->performance_monitor->endTest();
        
        // 性能断言
        $this->assertLessThan(
            30, // 30秒内完成
            $total_time,
            "处理{$order_count}个订单应在30秒内完成"
        );
        
        // 计算平均处理时间
        $avg_batch_time = array_sum($processing_times) / count($processing_times);
        $this->assertLessThan(
            3, // 每批3秒
            $avg_batch_time,
            "每批{$batch_size}个订单平均处理时间应小于3秒"
        );
        
        // 成功率断言
        $success_rate = ($processed_count / $order_count) * 100;
        $this->assertGreaterThan(
            99, // 99%成功率
            $success_rate,
            "订单处理成功率应大于99%"
        );
        
        // 内存使用断言
        $peak_memory = memory_get_peak_usage(true) / 1024 / 1024; // MB
        $this->assertLessThan(
            256, // 256MB
            $peak_memory,
            "峰值内存使用应小于256MB"
        );
    }
    
    /**
     * 生成测试订单
     */
    private function generate_test_orders($count) {
        $orders = [];
        
        for ($i = 0; $i < $count; $i++) {
            $orders[] = [
                'customer_id' => $i + 1,
                'customer_email' => "customer{$i}@test.com",
                'items' => [
                    [
                        'product_id' => $this->test_product_id,
                        'quantity' => rand(1, 5),
                        'price' => rand(100, 1000)
                    ]
                ],
                'shipping_address' => [
                    'address_1' => "测试地址{$i}",
                    'city' => '测试城市',
                    'state' => 'TS',
                    'postcode' => '100000',
                    'country' => 'CN'
                ],
                'payment_method' => ($i % 2 == 0) ? 'alipay' : 'wechat',
                'created_at' => date('Y-m-d H:i:s', time() - rand(0, 86400))
            ];
        }
        
        return $orders;
    }
    
    /**
     * 测试数据库连接池性能
     */
    public function test_database_connection_pool_performance() {
        $this->performance_monitor->startTest('db_connection_stress');
        
        $concurrent_connections = 50;
        $queries_per_connection = 100;
        
        $connection_times = [];
        $query_times = [];
        
        // 模拟并发数据库连接
        for ($i = 0; $i < $concurrent_connections; $i++) {
            $conn_start = microtime(true);
            
            // 模拟数据库操作
            global $wpdb;
            
            $conn_time = microtime(true) - $conn_start;
            $connection_times[] = $conn_time;
            
            // 执行多个查询
            for ($j = 0; $j < $queries_per_connection; $j++) {
                $query_start = microtime(true);
                
                // 执行典型供应链查询
                $results = $wpdb->get_results(
                    $wpdb->prepare(
                        "SELECT * FROM {$wpdb->postmeta} 
                         WHERE meta_key LIKE %s 
                         LIMIT %d",
                        '%stock%',
                        10
                    )
                );
                
                $query_time = microtime(true) - $query_start;
                $query_times[] = $query_time;
            }
        }
        
        $total_time = $this->performance_monitor->endTest();
        
        // 连接时间统计
        $avg_connection_time = array_sum($connection_times) / count($connection_times);
        $this->assertLessThan(
            0.1, // 100ms
            $avg_connection_time,
            "平均数据库连接时间应小于100ms"
        );
        
        // 查询时间统计
        $avg_query_time = array_sum($query_times) / count($query_times);
        $this->assertLessThan(
            0.05, // 50ms
            $avg_query_time,
            "平均查询时间应小于50ms"
        );
        
        // 总时间断言
        $this->assertLessThan(
            10, // 10秒
            $total_time,
            "{$concurrent_connections}个并发连接应能在10秒内完成"
        );
    }
}
?>

智能预测与预警测试

1. 需求预测算法测试

# tests/predictive_analytics/test_demand_forecasting.py
"""
需求预测算法测试
使用Python进行机器学习算法测试
"""

import unittest
import numpy as np
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