在快速迭代的现代软件开发中，测试驱动开发(TDD)和持续交付(CD)已成为保证软件质量的关键实践。本文将深入探讨如何在PHP全栈开发中实施TDD和CD，涵盖单元测试、集成测试、端到端测试以及自动化部署流程。
测试驱动开发基础
单元测试实践
// tests/Unit/CalculatorTest.php
namespace App\Tests\Unit;use App\Service\Calculator;
use PHPUnit\Framework\TestCase;class CalculatorTest extends TestCase
{private Calculator $calculator;protected function setUp(): void{$this->calculator = new Calculator();}public function testAdd(): void{$this->assertSame(5, $this->calculator->add(2, 3));$this->assertSame(0, $this->calculator->add(-1, 1));$this->assertSame(1.5, $this->calculator->add(1, 0.
