Test Driven Microservices System Confidence through Journeys, - - PowerPoint PPT Presentation

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Test Driven Microservices System Confidence through Journeys, - - PowerPoint PPT Presentation

Aug 13, 2023 267 likes •1.04k views

Test Driven Microservices System Confidence through Journeys, Traces & Contracts @russmiles Biker me TBD Say Microservices one more time Reactive TBD A Definition The kingdom of heaven is like a mustard seed, which

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Test Driven Microservices

@russmiles

System Confidence through Journeys, Traces & Contracts…

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Biker me… TBD

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Reactive…

Say “Microservices” one more time…

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TBD

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A Definition…

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The kingdom of heaven is like a mustard seed, which a man took and planted in his field. Though it is the smallest of all seeds, yet when it grows, it is the largest

  • f garden plants and becomes a tree, so that the birds

come and perch in its branches (Matthew 13:31-32).

  • Of Mustard Seeds and Microservices (Micah

Blalock) -- https://www.credera.com/blog/technology- insights/java/mustard-seeds-microservices/

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“Loosely coupled service oriented architecture with bounded contexts”

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Loosely Coupled Services that 
 can change

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Which is GREAT! but…

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Testing in an 
 Uncertain World?

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Confidence in an Uncertain World

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Testing the Pieces is Good

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But…

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But

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How to make sense?

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Confidence, Comprehension, Intent

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Across MANY Microservices…

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We have a tool for that…

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History…

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story…

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story…

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Stories are powerful

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Utnapishtim

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Noah

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Learning and Comprehension through Stories

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Confidence, Comprehension, Intent

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The problem?

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Front-end Only sucks

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Acceptance in Microservices is Across Pipeline

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Introducing ‘Journeys’

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Introducing 
 ‘Pipeline Journeys’

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Just expectation?

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‘Live too’

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That’s all good but…

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Change?

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Even Drop-in Replacement can be a Challenge!?

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But there’s worse…

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Contract Change.

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*?it Happens…

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We need to deal!

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Event Sourcing is Key!

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Size 
 doesn’t matter

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SLOC doesn’t matter

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Cognitive Overhead DOES

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What can your System DO?

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WT*?!

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The real problem?

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The general problem…

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d

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do

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bdo

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S

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Complexity


  • f


Microservices

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We can do better

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We can do much better

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We have done this before…

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Simplify Enterprise Java

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Simplify Microservices

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What can you do?

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www.leanpub.com/antifragilesoftware

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Get Involved!

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Thanks for your time!

@russmiles russmiles.com