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Page 1: [XPday.vn] How to release every week Case study of XP techniques in Financial System from VNDirect {case study} (at) [XP Day Vietnam 2015]

How to release everyweekWith legacy system

Page 2: [XPday.vn] How to release every week Case study of XP techniques in Financial System from VNDirect {case study} (at) [XP Day Vietnam 2015]

HUNG HOANGTech Lead

CHAU HOANGAgile Coach

Page 3: [XPday.vn] How to release every week Case study of XP techniques in Financial System from VNDirect {case study} (at) [XP Day Vietnam 2015]
Page 4: [XPday.vn] How to release every week Case study of XP techniques in Financial System from VNDirect {case study} (at) [XP Day Vietnam 2015]

XP

Page 5: [XPday.vn] How to release every week Case study of XP techniques in Financial System from VNDirect {case study} (at) [XP Day Vietnam 2015]

LEGACY SYSTEMWhere it all began

Page 6: [XPday.vn] How to release every week Case study of XP techniques in Financial System from VNDirect {case study} (at) [XP Day Vietnam 2015]
Page 7: [XPday.vn] How to release every week Case study of XP techniques in Financial System from VNDirect {case study} (at) [XP Day Vietnam 2015]

Image courtesy of The-Challenge.org

Page 8: [XPday.vn] How to release every week Case study of XP techniques in Financial System from VNDirect {case study} (at) [XP Day Vietnam 2015]

CODEPartially owned

TESTMust be fully covered

FEATURESAdding as you go

DEPLOYMENTBig Bang Forbidden

Page 9: [XPday.vn] How to release every week Case study of XP techniques in Financial System from VNDirect {case study} (at) [XP Day Vietnam 2015]

Approach

Page 10: [XPday.vn] How to release every week Case study of XP techniques in Financial System from VNDirect {case study} (at) [XP Day Vietnam 2015]

How things are stored

Page 11: [XPday.vn] How to release every week Case study of XP techniques in Financial System from VNDirect {case study} (at) [XP Day Vietnam 2015]

Workflow

User Stories Tasks Development

Deploy Staging/ProductionPackage Repo

Repo

Page 12: [XPday.vn] How to release every week Case study of XP techniques in Financial System from VNDirect {case study} (at) [XP Day Vietnam 2015]

Testing via RF

Page 13: [XPday.vn] How to release every week Case study of XP techniques in Financial System from VNDirect {case study} (at) [XP Day Vietnam 2015]

Current Stats

70%UNIT TEST COVERAGE

1500ACCEPTANCE TESTS

5days

DELTA TECHNICAL DEBTS

0CRITICAL ISSUES

Page 14: [XPday.vn] How to release every week Case study of XP techniques in Financial System from VNDirect {case study} (at) [XP Day Vietnam 2015]

Issues

• TDD as you wish

• Legacy acceptance tests

• Difficult test setup

• Conflict with vendor

• Pair/trio/mob mess

Page 15: [XPday.vn] How to release every week Case study of XP techniques in Financial System from VNDirect {case study} (at) [XP Day Vietnam 2015]

Robot Framework

Page 16: [XPday.vn] How to release every week Case study of XP techniques in Financial System from VNDirect {case study} (at) [XP Day Vietnam 2015]

WE’RE HIRING

Page 17: [XPday.vn] How to release every week Case study of XP techniques in Financial System from VNDirect {case study} (at) [XP Day Vietnam 2015]

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