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Jan Van Ryswyck profile picture

Jan Van Ryswyck

Owner @ Principal IT, husband, father of three, geek, enjoys running, fan boy of many things but nothing in particular.

Location Brecht Joined Joined on  Personal website https://principal-it.be github website

Work

Software craftsman at Principal IT

Contract Tests
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Contract Tests

#tdd #unittests #testing #softwaredesign
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3 min read
The Testing Quadrant
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The Testing Quadrant

#tdd #testing #softwaredesign #qa
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3 min read
Tales Of TDD: The Big Refactoring
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Tales Of TDD: The Big Refactoring

#unittests #tdd #testing #softwaredesign
Reactions 1 Comments
5 min read
Implementing Approval Tests For PDF Document Generation
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Implementing Approval Tests For PDF Document Generation

#unittests #tdd #testing #softwaredesign
Reactions 5 Comments
4 min read
Approval Tests For PDF Document Generation
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Approval Tests For PDF Document Generation

#unittests #tdd #testing #softwaredesign
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5 min read
Ignoring Tests
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Ignoring Tests

#unittests #tdd #testing #softwaredesign
Reactions 6 Comments
5 min read
Writing Maintainable Unit Tests In Print
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Writing Maintainable Unit Tests In Print

#books #tdd #unittests #softwaredesign
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1 min read
Tales Of TDD - The Case Of Overused Test Doubles
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Tales Of TDD - The Case Of Overused Test Doubles

#unittests #tdd #testing #softwaredesign
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5 min read
Book Launch: Writing Maintainable Unit Tests
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Book Launch: Writing Maintainable Unit Tests

#books #tdd #unittests #softwaredesign
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2 min read
Avoid Inheritance For Test Classes
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Avoid Inheritance For Test Classes

#unittests #tdd #testing #softwaredesign
Reactions 1 Comments
4 min read
How To Write Unit Tests For Logging
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How To Write Unit Tests For Logging

#unittests #tdd #testing #softwaredesign
Reactions 1 Comments
4 min read
Prevent domain knowledge from sneaking into solitary tests
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Prevent domain knowledge from sneaking into solitary tests

#unittests #tdd #testing #softwaredesign
Reactions 4 Comments
3 min read
Why Solitary Tests Should Be Easy To Read
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Why Solitary Tests Should Be Easy To Read

#unittests #tdd #testing #softwaredesign
Reactions 2 Comments
3 min read
Tales Of TDD - Stressed And Always In A Hurry
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Tales Of TDD - Stressed And Always In A Hurry

#unittests #tdd #testing #softwaredesign
Reactions 5 Comments
5 min read
Dealing With Date/Time In Solitary Tests
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Dealing With Date/Time In Solitary Tests

#unittests #tdd #testing #softwaredesign
Reactions 1 Comments
4 min read
Announcing Book: Writing Maintainable Unit Tests
janvanryswyck profile

Announcing Book: Writing Maintainable Unit Tests

#books #tdd #unittests #softwaredesign
Reactions 4 Comments
1 min read
Only Test Through Public Interfaces
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Only Test Through Public Interfaces

#unittests #tdd #testing #softwaredesign
Reactions 1 Comments
3 min read
Inside-Out and Outside-In TDD
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Inside-Out and Outside-In TDD

#unittests #tdd #testing #softwaredesign
Reactions 1 Comments
4 min read
Test Double Heuristics
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Test Double Heuristics

#unittests #tdd #testing #softwaredesign
Reactions 6 Comments
4 min read
Excessive Specification of Test Doubles
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Excessive Specification of Test Doubles

#unittests #tdd #testing #softwaredesign
Reactions 1 Comments
2 min read
The Boundaries of Solitary Tests
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The Boundaries of Solitary Tests

#unittests #tdd #testing #softwaredesign
Reactions 3 Comments
7 min read
Test Doubles
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Test Doubles

#unittests #tdd #testing #softwaredesign
Reactions 1 Comments
10 min read
Indirect Inputs and Outputs
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Indirect Inputs and Outputs

#unittests #tdd #testing #softwaredesign
Reactions 1 Comments
4 min read
State versus Behaviour Verification
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State versus Behaviour Verification

#unittests #tdd #testing #softwaredesign
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5 min read
Cascading Failures
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Cascading Failures

#unittests #tdd #testing #softwaredesign
Reactions 6 Comments
7 min read
The Designing versus Testing Mindset
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The Designing versus Testing Mindset

#unittests #tdd #testing #softwaredesign
Reactions 5 Comments
2 min read
Why Write Maintainable Unit Tests?
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Why Write Maintainable Unit Tests?

#unittests #tdd #testing #softwaredesign
Reactions 5 Comments
3 min read
Writing Maintainable Unit Tests
janvanryswyck profile

Writing Maintainable Unit Tests

#tdd #testing #softwaredesign #training
Reactions 5 Comments
1 min read
The Test Pyramid
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The Test Pyramid

#tdd #testing #softwaredesign
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3 min read
A Taxonomy Of Tests
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A Taxonomy Of Tests

#tdd #testing
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3 min read
Do-nothing Scripting
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Do-nothing Scripting

#devops #automation #scripting
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1 min read
Switched From Opera to Vivaldi
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Switched From Opera to Vivaldi

#privacy #security
Reactions 3 Comments
1 min read
Fast Feedback
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Fast Feedback

#tdd #swdesign #clojure #architecture
Reactions 4 Comments
4 min read
Debugability Considered Useful
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Debugability Considered Useful

#swdesign #architecture
Reactions 6 Comments
3 min read
Blaming Mocks For Bad Design
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Blaming Mocks For Bad Design

#tdd #architecture #swdesign
Reactions 5 Comments
4 min read
Listening to the Vital Signs of TDD
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Listening to the Vital Signs of TDD

#tdd #architecture #swdesign
Reactions 6 Comments
6 min read
All in the Name of DRY
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All in the Name of DRY

#swdesign #architecture
Reactions 3 Comments
4 min read
Memo on O-Ring and Software Erosion
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Memo on O-Ring and Software Erosion

#career #coreskills
Reactions 3 Comments
3 min read
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