PHP代码覆盖率统计详解

git clone git://github.com/xdebug/xdebug.git
cd xdebug
find / -name phpize
/usr/bin/phpize
find / -name php-config
./configure --enable-xdebug --with-php-config=/usr/local/php/bin/php-config
make
make install

find / -name php.ini
vi /usr/local/php/etc/php.ini
添加 extension=xdebug.so
[Xdebug]
xdebug.collect_params=on
xdebug.collect_return=on
xdebug.remote_autostart=on

service restart php-fpm

curl -sS https://getcomposer.org/installer | php
php composer.phar --version
Composer version 1.6.5 2018-05-04 11:44:59

#composer.json
{
 "name": "root/php-code-coverage",
 "require-dev": {
 "phpunit/phpunit":"6.5.0",
 "phpunit/phpcov": "*"
}

vendor/bin
[root@mt-jry-01 bin]# ll
lrwxrwxrwx 1 root root 24 Jul 13 10:22 phpcov -> ../phpunit/phpcov/phpcov
lrwxrwxrwx 1 root root 26 Jul 13 10:21 phpunit -> ../phpunit/phpunit/phpunit
[root@mt-jry-01 bin]# .vendor/bin/phpunit --version
PHPUnit 6.5.0 by Sebastian Bergmann and contributors.
 
[root@mt-jry-01 bin]# .vendor/bin/phpcov --version
phpcov 4.0.5 by Sebastian Bergmann.

#userinfo.php
<?php
include_once("*****/prepend.php"); 
$id = $_POST["user_id"];
if ($id != 10086){
 exit();
}
$userinfo = array(
 'username'=>'jason',
 'password'=>'123456',
);
$result = array(
  'code'=>10000,
  'message'=>"success",
  'data'=>$userinfo,
 );
echo json_encode($result);

#prepend.php
<?php
require_once dirname(__FILE__).'/vendor/autoload.php'; # 在composer生成的vender同级目录
use SebastianBergmann\CodeCoverage\CodeCoverage;
$coverage = new CodeCoverage;
 
$coverage->filter()->addDirectoryToWhitelist('/var/www/html/userinfo.php'); # 白名单<br>$coverage->filter()->removeDirectoryFromWhitelist('/var/www/html/userinfo.php'); # 从白名单中移除文件夹<br>$coverage->filter()->removeFileFromWhitelist('/var/www/html/userinfo.php'); # 从白名单中移除文件

$coverage->start('<Site coverage>');#开始统计
register_shutdown_function('__coverage_stop',$coverage);#注册关闭方法
 
function __coverage_stop(CodeCoverage $coverage){
 $coverage->stop();#停止统计
 $cov = '<?php return unserialize(' . var_export(serialize($coverage), true) . ');';#获取覆盖结果，注意使用了反序列化
 //echo $cov;
 file_put_contents(dirname(__FILE__).'/cov/site.' . date('U') .'.'.uniqid(). '.cov', $cov);#将结果写入到文件中
}
 
若多个域名或者接口请求要在同一个prepend文件里分别统计，在新建$coverage前加if条件即可，如
if(strpos($_SERVER['HTTP_HOST'],'www.baidu.com') === true){}

[root@mt-jry-01 html]# curl -d "user_id=10086" "127.0.0.1/userinfo.php"
{"code":10000,"message":"success","data":{"username":"jason","password":"123456"}}

-rw-r--r-- 1 apache apache 4609 Jul 13 14:45 site.1531464305.5b484a71c0a1c.cov

./vendor/bin/phpcov merge --clover cov/coverage.xml cov/ -vvv # 在cov目录下生成xml报告
./vendor/bin/phpcov merge --html="cov/coverage_html" cov/ -vvv # 在cov目录下生成html报告　

location ~ .*\.php?$
{ 
 fastcgi_pass 127.0.0.1:9200;
 fastcgi_index index.php;
 include common/fastcgi.conf;
 fastcgi_param MY_ENV pre;
 fastcgi_param PHP_VALUE 'auto_prepend_file=/www/data/phpcoverage/prepend.php';
}

cur_path=`pwd`
echo ${cur_path}
 
# 删除历史cov文件，保证覆盖率干净
find /www/data/phpcoverage/admin_cov/ -name "site*" | xargs rm -rf
rm -rf ${cur_path}/reports/*
 
#在工程入口文件引入 prepend 文件
sed -i '2cinclude_once("/www/data/phpcoverage/prepend.php");' /www/my_project/index.php
 
# 更新自动化用例并执行用例
source /www/data/project3/venv/bin/activate
git checkout master
git pull
python run.py
 
# 统计html和xml报告，html更易读，xml更直观反映历史情况
cd /www/data/phpcoverage
./vendor/bin/phpcov merge --clover ${cur_path}/reports/coverage.xml admin_cov/ -vvv
./vendor/bin/phpcov merge --html="${cur_path}/reports/coverage_html" admin_cov/ -vvv
 
# 从入口文件删除引用
sed -i '2c//' /www/my_project/index.php