1、配置单元测试目录:
(1)autoload.php
<?php
function autoloader($dir){
spl_autoload_register(function($name) use ($dir){
$name = str_replace('\\',DIRECTORY_SEPARATOR,$name);
require $dir.DIRECTORY_SEPARATOR.$name.'.php';
});
}
define('ROOT',__DIR__);
autoloader(ROOT);
(2)Money.php
<?php
class Money
{
private $amount;
public function __construct($amount)
{
$this->amount = $amount;
}
public function getAmount()
{
return $this->amount;
}
public function negate()
{
return new Money(-1*$this->amount);
}
}
(3)MoneyTest.php
<?php use PHPUnit\Framework\TestCase; class MoneyTest extends TestCase
{
public function testCanBeNegated()
{
$a = new Money(1);
$b = $a->negate();
$this->assertEquals(-1, $b->getAmount());
}
}
2、配置测试框架
3、建立单元测试模板:
4、运行测试:
5、测试结果
6、phpunit中相关的几个断言:
AssertTrue/AssertFalse 断言是否为真值还是假
AssertEquals 判断输出是否和预期的相等
AssertGreaterThan 断言结果是否大于某个值,同样的也有LessThan(小于),GreaterThanOrEqual(大于等于),
LessThanOrEqual (小于等于).
AssertContains 判断输入是否包含指定的值
AssertType 判断是否属于指定类型
AssertNull 判断是否为空值
AssertFileExists 判断文件是否存在
AssertRegExp 根据正则表达式判断
7、注意事项
(1)测试用例要引入phpunit
use PHPUnit\Framework\TestCase;
(2)测试类要继承TestCase
class MoneyTest extends TestCase 参考:https://blog.51cto.com/12173069/2317104