A Sweet Test Suite - drupalcampatlanta.com · Behavior Driven Development with BehatContributing....

DrupalCamp Atlanta | A Sweet Test Suite | Dan Gurin | @dgurin | @CIVICACTIONS

A Sweet Test Suite

Dan GurinA Sweet Test Sweet

Engineer @CivicActionsDrupal Camp Asheville OrganizerTwitter @dgurindangur on github, LinkedIn, www, Slack...

1. Behavior-Driven Development (BDD) with Behat

2. Visual Regression Testing3. Unit testing with PHPUnit

Test Driven Development

Behat Drupal ExtensionBehavior Driven Development with Behat

● Plain language● Common scenarios● Changes & updates● Extensible extension

TagsBehavior Driven Development with Behat

● Driver @api @javascript● Groups @database @form● Hooks

○ @beforeNodeCreate○ @AfterScenario

DriversBehavior Driven Development with Behat

Blackbox No privileges

Drush @api Can run on a different server

Drupal @api More step definitions

machine_name * Machine Name

Behavior Driven Development with Behat

Generated by JavaScript, so without PhantonJS & @javascript, becomes an additional required field.

CommentsBehavior Driven Development with Behat

● # <- Anything on a line followed by a hashtag

● Use PhpStorm? Control or Command Slash /to comment out line(s)

● Applies to allScenarios● Create manyitems

Background& Tables

Behavior Driven Development with Behat

ContextsBehavior Driven Development with Behat

● Drupal - users, terms, and nodes○ DrupalRaw - functionality

● Mink - regions and forms● Markup - tags, classes, & attributes● Message - notice, warning, & error● Drush - call commands directly

Custom ContextsBehavior Driven Development with Behat

FeatureContext.php file CustomContext class

1. Write the step2. Run the test (it will fail)3. Copy the generated snippet

1. Delete exception2. Add code3. Test again and see if it worked

● Steps○ print current url○ print last response

● print_r($variable);

DebuggingBehavior Driven Development with Behat

D8 extension extensionBehavior Driven Development with Behat

github.com/nuvoleweb/drupal-behatAutocomplete, CKEditor, Chosen, Content, Drupal, Menu, Position, Raw, Responsive, Screenshot, Select, ServiceContainer, Taxonomy, Visibility

Sub contextsBehavior Driven Development with Behat

● Contrib & Custom projects● Modules● Themes

● Behat Drupal Extension● https://github.com/Behat/Behat/

blob/master/CONTRIBUTING.md● http://mink.behat.org/en/latest/c

ontributing.html

ContributingBehavior Driven Development with Behat

Visual Regression Testing

Visual Regression Testing with WebdriverCSS

● Good coverage● Display changes● Great for updates

Visual Regression Testing

Visual Regression Testing with WebdriverCSS

Intersection over Union IoUVisual Regression Testing with WebdriverCSS

Drupal 8 PHPUnit SuitesUnit Testing with PHPUnit

Name Extend State RequiresUnit UnitTestCase None Code

Kernel KernelTestBase Bootstrapped Database

Functional BrowserTestBase Booted Webserver

Javascript JavascriptTestBase Booted PhantomJS

UnitUnit Testing with PHPUnit

AssertionsUnit Testing with PHPUnit

● Equals● Same● True / False● PHPUnit Documentation Appendix Ahttps://phpunit.de/manual/current/en/phpunit-book.html#appendixes.assertions

KernelUnit Testing with PHPUnit

● Setup● Config

SetupUnit Testing with PHPUnit

● Beginning of class● Applies to all test functions● Set up the parent first

Install Unit Testing with PHPUnit

● Schema● Entity schema● Configuration

setUp Unit Testing with PHPUnit

Install Fields Unit Testing with PHPUnit

● Get from configuration management● Create

○ Storage○ Field

Enable modulesUnit Testing with PHPUnit

FunctionalUnit Testing with PHPUnit

● Enable modules● Paths!● Web assert

FunctionalUnit Testing with PHPUnit

JavaScriptUnit Testing with PHPUnit

● executeScript / evaluateScript● switchToIFrame● keyDown● resizeWindow● wait

JavascriptTestBaseUnit Testing with PHPUnit

● createScreenshot● getDrupalSettings

JavaScript AssertionsUnit Testing with PHPUnit

● assertElement(Not)Visible● assertJsCondition

assertSessionUnit Testing with PHPUnit

● waitForAjaxToFinish, Button, Element(Visible), Field, Link● waitOnAutocomplete● responseContains● isVisible

Test DoublesUnit Testing with PHPUnit

Return a value without the object

Mock ObjectsUnit Testing with PHPUnit

TraitsUnit Testing with PHPUnit

● Code reuse in many classes● Groups sets of methods● Can not be instantiated

Reflection TraitUnit Testing with PHPUnit

Test protected / private methods

Trait in actionUnit Testing with PHPUnit

Data ProvidersUnit Testing with PHPUnit

● Run same test with different datasets

Data ProvidersUnit Testing with PHPUnit

● Named dataset via associative array

DebuggingUnit Testing with PHPUnit

● print_r($whatEver);● Screenshots● Reports● Error/failure messages

Running testsUnit Testing with PHPUnit

● phpunit with arguments● blt:tests phpunit● CI● @group● . = pass, E = error, F = Failure

● Test failure as well as success

● expectException()○ Code, Message,

MessageRegExp

Happy & Sad PathsUnit Testing with PHPUnit

● Common setups● Nested levels

Base ClassesUnit Testing with PHPUnit

Open Discussion

Thank you.

A Sweet Test Suite - drupalcampatlanta.com · Behavior Driven Development with BehatContributing....

Documents

Kristian Ducharme - DrupalCon · Kristian Ducharme - Technical Lead / Product Manager / DevOps Engineer @ CivicActions Drupal Projects - NSF.gov (current), DEA.gov, DKAN, USDA.gov,

A Sweet Test Suite - DrupalCon Sweet Test Suite Nashville.pdfDrupalCon NA | A Sweet Test Suite | Dan Gurin | @dgurin | @CIVICACTIONS 1.Visual Regression Testing 2.Behavior-Driven Development

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