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Scaled Agile Testing in a DevOps Environment By: Reindrich Geerman

October 02nd 2017

Reindrich Geerman

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Digital QA Architect

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KPN & Digital

Team Evolution

Test & Tech. Evolution

We Own

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Customer Master KPN-ID BI & Analytics

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KPN & Digital

Team Evolution

Test & Tech. Evolution

We Own

The Waterfall (a.k.a The Past)

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Requirement

Design

Development

Deployment

Testing

Time in months

Finding bugs

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X

Manual Tests Through UI

Integration Test

Unit Tests

Agile Scrum

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Develop

Testing

Evaluation/Prioritisation

Requirements

Design & Analysis

Potentially Shippable Product

Time in days

Agile Scrum

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Sprint 1 Sprint 2 Sprint 3 Sprint 4

Continue

The Agile Scrum Waterfall

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Requirement

Design

Development

Requirement

Design

Development

Testing

Deployment

Sprint 1 Sprint 2

Continue

Team Evolution

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Fase 0

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Outsourcing Partners Big Contracts

4 Deployments per Year Big Test Teams (30+)

Fase 1

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Started with Scrum Teams Started with Test Automation

1 Deployment every other Sprint (12 per Year) 4 Developers

2 Testers

Fase 2

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“Big” Scrum Team Continuous Testing

Started with Automation

1 Deployment per Sprint (2 weeks) 6 Developers

3 Testers

Fase 3

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Small Scrum Team Complete CI/CD

Started with DevOps

More than 1 Deployment per Day (10 or more per sprint) 5 Dev/Test

Fase 4

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Small Scrum Team Platform Team

Started with Eco Team

Deployment on each Code Commit 5 Dev/Test

Support Team

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KPN & Digital

Team Evolution

Test & Tech. Evolution

We Own

KPN Digital Stack

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Backends

Databases

Python/Django

OR

Fail Often23

Fail Early

Fail Fast

Dev/Test Strategy

Initial Test Framework

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DEV

TEST

ACC

PROD

SOURCE

CONTROL

JENKINS

BUILD

SYSTEM

RUN TEST

OR

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E2E Integration Testing

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“The purpose of carrying out end-to-end tests is to identify system dependencies and to ensure that the right information is passed between various system

components and systems.”

Back-end’s Databases

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Slow Tests

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Cross Team Collaboration

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Agile Testing

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Understanding Value, Priority & Risk

Quality is a Team Responsibility

Zero-Touch Testing

Continuous Quality Monitoring

Prevent Bugs

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Manual Tests Through UI

Integration Test

Unit Tests

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Automated UI Tests

Automated Integration Test

Unit Tests

Exploratory Testing

Find bugs Prevent bugs

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We Are All Testers

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DevTest DevTest DevTest

You Build it, You Automate it, We Break it

Dynamic Settings

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API Client

(Browser)

SETTINGS MAPPING

Backend backend1.tst1.kpn.com

Internet & Bellen …

Mobile …

SSO_enabled …

ETCD

Backend 1 HTTP Request backend.tst1.kpn.com

Backend 2

backend.tst2.kpn.com

HTTP Header Backend = Backend 2 (backend.tst2.kpn.com)

Detox

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Tester Role?

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Shift Left

Test Coach/Consultant • Code Review (unit test, code) • Create User Story (BDD) /review • Acceptatie criteria • (Test) Automation • Writes Test cases (TDD) • …

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Shift Right

Technical/Operational Dev. • (Test) Automation • CI/CD Engineer • Release management • OPS • Aftercare • Testing the NFR’s • …

BDD User story

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As a user I want to be able to login to KPN Selfcare environment, so that I can manage my Personal Detail information

GIVEN The user is on the login pageAND Enters the correct KPN-ID Credentials

WHEN The user clicks on the Login ButtonAND The user clicks on the Change Details Button

THEN The user is able to change his personal detailed information

Robot Framework

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Robot Framework Architecture

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Robot Framework

Test Scripts

Flow Object

Page Object

Libraries

Automated Visual Testing

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Detailed Test Report

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Detailed Test Report

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Zero Touch Deployment

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DEV

TEST

ACC

PROD

SOURCE CONTROL

< / >

•  Unit, •  Functional, •  Multibrowser, •  Performance, •  Security Testing

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KPN & Digital

Team Evolution

Test & Tech. Evolution

We Own

Continuous Customer Journey Monitoring

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PROD

RUN TEST

Rerun Failed Test

1x

Wait x min

Customer Experience Monitoring

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Social Studio Usabilla

Technical Monitoring

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Technical Monitoring

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DevOps Tools

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Reindrich Geermanm: +31657497774 e: [email protected] in: reindrichgeerman t: @reinst42

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Question? August 31st 2017