Introduction to PHP Continuous Inspection

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Hugo HAMON | SensioLabs Introduction to PHP Continuous Inspection https://joind.in/talk/view/7282

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Hugo HAMON Head of Training at SensioLabs Travel alcoholic Book author Speaker at Conferences Symfony contributor PHP fan since 2000 @hhamon

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Software Quality, why should you care?

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Being aware of the technical debt « Every minute spent on not-quite-right code counts as interest on that debt. » Ward Cunninghman

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Save money!

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Unit Tests Martin Fowler

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Continuous Integration

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Continuous Integration in practice « Continuous Integration is a software development practice where members of a team integrate their work frequently » Martin Fowler

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Jenkins CI

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Continuous Inspection

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How to measure code quality?

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Standardizing developments

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Doing code review sessions

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Automating the code analysis

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PHP quality tools

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PHP LOC

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File 1 File 2 PHP Copy Paste Detector

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PHP CodeSniﬀer

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PHP CodeSniﬀer

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PHP CodeSniﬀer

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PHP CS Fixer $ php php-cs-fixer.phar fix /path/to/project --level=psr0 $ php php-cs-fixer.phar fix /path/to/project --level=psr1 $ php php-cs-fixer.phar fix /path/to/project --level=psr2 $ php php-cs-fixer.phar fix /path/to/project --level=all

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PHP CS Fixer Before

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PHP CS Fixer After

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PHP Depend

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PHP Mess Detector

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Automating static code analysis

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Continuous Inspection

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Sonar Mantra Ø  Reducing the amount of code Ø  Reusing the code Ø  Recycling the code

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Running Sonar Source $ cd /path/to/Sonar-3.2 $ bin//sonar.sh start $ Starting sonar... $ Started sonar.

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Running Sonar Source http://localhost:9000

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Using MySQL to store metrics # conf/sonar.properties sonar.jdbc.username: sonar sonar.jdbc.password: sonar sonar.jdbc.url: jdbc:mysql://localhost:3306/sonar # Shell $ cd extras/database/mysql $ mysql -uroot < create_database.sql

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Con guring Sonar Web Server # conf/sonar.properties sonar.web.host: 192.168.1.2 sonar.web.port: 80 sonar.web.context: /sonar

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Global Maven Con guration sonar true jdbc:mysql://localhost:3306/sonar com.mysql.jdbc.Driver sonar sonar settings.xml

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Project Con guration 4.0.0 com.propelorm.propel2 Propel2 The Propel2 PHP ORM 2.0.0-DEV pom src tests php true true true false true false true tests pom.xml

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Installing PHP Quality Tools $ pear upgrade –f $ pear config-set auto_discover 1 $ pear install pear.phpunit.de/PHPUnit $ pear install pear.phpunit.de/phploc $ pear install pear.phpunit.de/phpcpd $ pear channel-discover pear.pdepend.org $ pear install pdepend/PHP_Depend-beta $ pear channel-discover pear.phpmd.org $ pear install --alldeps phpmd/PHP_PMD $ pear install PHP_CodeSniffer

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Installing Sonar Plugin

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Running the Code Analysis $ mvn sonar:sonar

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Summary of the Analysis 1st Analysis Sonar Way Pro le

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Summary of the Analysis 2nd Analysis PSR-2 Pro le

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Summary of the Analysis 3rd Analysis PSR-2 Pro le

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Summary of the Analysis 4th Analysis PSR-2 Pro le

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Managing Quality Pro les

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Violations Drilldown

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Violations Drilldown

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Violations Drilldown

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False Positive Flag

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Con guring Violations Severity

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Diﬀerential Analysis

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Technical Debt Estimation

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Con guring the technical debt

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Technical Debt Estimation

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Extending Sonar Source

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Writing Custom CodeSniﬀer Rules class MyStandard_Sniffs_Commenting_DisallowHashCommentsSniff implements PHP_CodeSniffer_Sniff { public function register() { return array(T_COMMENT); } public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr) { $tokens = $phpcsFile->getTokens(); if ('#' === $tokens[$stackPtr]['content']{0}) { $error = 'Hash comments are prohibited; found %s'; $data = array(trim($tokens[$stackPtr]['content'])); $phpcsFile->addError($error, $stackPtr, 'Found', $data); } } }

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Questions? Hugo HAMON @hhamon hugo.hamon@sensiolabs.com