October 2 nd October 3 rd 2014 Hung Vo CEO What is BDD Software development methodology based on TDD Benefit of BDD Easy to write test scenarios even customer can write Verbose easy to ID: 1039783
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1. DesignveloperBDD TrainingOctober 2nd – October 3rd , 2014Hung Vo - CEO
2. What is BDDSoftware development methodology based on TDD
3. Benefit of BDDEasy to write test scenarios, even customer can write Verbose, easy to readFocus on behavior (business value of the app)
4. BDD vs TDDBDD (Behavior Driven Development)TDD (Test Driven Development)Acceptance testUnit testStand on user point of viewStand on developer point of viewRelated to business valueNot really related to business valueFocus on “WHAT”Focus on “HOW”Similarities:Write test, see it failed (red)Implement, make the test passed (green)Refactor and repeat above 2 steps
5. How to useTest runner: JS: Cucumber.js https://github.com/cucumber/cucumber-js PHP: Behat http://docs.behat.org/en/latest/ Ruby: Cucumber http://cukes.info/ Gherkins syntaxhttp://docs.behat.org/en/v2.5/guides/1.gherkin.htmlhttp://cukes.info/gherkin.htmlHeadless browsers: phantomjs, zombiejsReal browsers: selenium webdriver, nightwatchMixed: webdriver.ioBamboo
6. Some terms and conventionsUser storyAs a <role>, I want <some functionalities> so that <business value>In order to <business value>, as a <role>, I want <some functionalities>ScenarioScenario OutlineGiven: starting state of the scenarioWhen: some eventsThen: expected outcomesAnd: connection between multiple given, when, then statementsStep definition
7. DemoSetup:PhantomjsWebdriver.ioSelenium server standaloneChrome webdriverCucumberjsBamboo
8. Development procedureRepeat the followingStep 1: Write featuresStep 2: Write test scenariosStep 3: Implement featureStep4: Implement step definitionsNote: step 3 & 4 can be done interchangeably
9. Development procedureStep 1
10. Development procedureStep 2
11. Development produceStep 3 – 4
12. Referencehttps://bitbucket.org/designveloper/bdd-demo/srchttps://bitbucket.org/designveloper/bdd-demo/src/f6776081ed09550c01da854e1174ab9e33b075dd/packages/test-cucumber/?at=master