ananth - holistic test suite development and twist

9/22/2010

Thursday, October 7, 2010

9/22/2010

Holistic test suite development

• Ananthapadmanabhan R

• Quality Analyst • Thoughtworks Studios

9/22/2010

Agenda • Tests vs suites

• What we want in a good suite... • ...and how we've tried our hand at it

9/22/2010

Tests vs Suites • Test scenario: Covering a certain functionality or

user flow, or a “test case” • Test suite or project : A set of test scenarios

covering overall functionality of product, or on a major aspect of the product.

9/22/2010

What we want in a good test suite...

ho·lism /ˈhoʊlɪzəm/ Spelled[hoh-liz-uhm] –noun

• the theory that whole entities, as fundamental components of reality, have an existence other than as the mere sum of their parts

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Test SW maintenance is a costly affair...

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Tests as assets

• Reducing test brittleness is critical o Separating Intent from

Implementation

o Reuse, refactor

• Reducing the Cost of Change is critical

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Collaboration

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Also required... • Abstraction

• Organisation

• Maintainability

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...and how we've tried our hand at it A Testing IDE • Enhanced Team Productivity

o Collaborate

o Keep pace • Efficiently manage test suites

o Organize

o Refactor o Auto Complete

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A scenario editor – Express Intents

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Link to underlying implementation

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Reuse

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Organise

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Handle change Twist feature changed name from “Extract concept” to “Push to implementation”

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Handle change

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Abstraction - Intent

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Abstraction - Implementation

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Propagation

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Data driven testing

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Tying it all back together...

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Q & A