Discover emilybache/UI-Katas Open Source project

This is a Refactoring Kata based on the rules of Tennis

3,428

Tennis-Refactoring-Kata

TypeScript

649

Racing-Car-Katas

The starting code for several code katas on a racing car theme

Example from first chapter of 'Refactoring' by Martin Fowler, with tests and translations

267

Theatrical-Players-Refactoring-Kata

Pascal

193

Parrot-Refactoring-Kata

Kata to learn about Polymorphism

XSLT

113

KataTrainReservation

A Kata exercise. This one involves writing code to reserve seats on a train.

This is a refactoring kata for improving your coding skills

112

SupermarketReceipt-Refactoring-Kata

100

Yatzy-Refactoring-Kata

Starting code for a Refactoring Code Kata on the Yatzy rules

Some sample data you could use to help test your solution to the Phone Numbers code kata, and a script to create it.

Phone-Numbers-Kata

exercise for practicing refactoring

Product-Export-Refactoring-Kata

Lift-Kata

starting position for the Lift Kata with an Approval Testing approach

For practicing refactoring, removing duplication, and making code more flexible

Clarify-Exception-Refactoring-Kata

Refactoring exercise where data layer and business layer are not clearly separated

CustomerSync-Refactoring-Kata

skeleton solution and test cases for comparing iterative and incremental approaches

DiamondKata

PHP

Necklace-Refactoring-Kata

the goal is to practice refactoring to a Chain of Responsibility pattern

Refactoring Kata to practice teasing out incohesive, coupled code

Online-Shopping-Kata

PHP

Email-Sender-Refactoring-Kata

Code from Michael Feathers presentation about "Tell, Don't Ask" at Craft 2019

exercises for this training course offered via O'Reilly

Hands-On-Approval-Testing-For-Developers-Materials

a kata for practicing both testing with Combination Approvals and 'Split Phase' refactoring

ValidateAndAddProduct-Refactoring-Kata

docker image for vsftpd ftp server

vsftpd-server

Shell

StrangeCharacters-TestDesign-Kata

for writing tests that check correct objects are included in a list

a refactoring exercise with a complex conditional for dividing overtime hours into two rates

OvertimeCalculation-Refactoring-Kata

refactoring kata where you need a mock or stub

DeliveryController-Refactoring-Kata

starting code and instructions to help you with the Scrabble kata

Scrabble-Kata

Sample solution and graph visualization code for the MedicineClash Code Kata

KataMedicineClash

ApprovalTools

useful little scripts

An exercise for practicing Test-Driven Development

Horse-Kata

IceCreamForecasting-Refactoring-Kata

an exercise for getting awkward code under test

Write tests for a command line program that takes user input.

DungeonEscape-Refactoring-Kata

TimerExpiry-Refactoring-Kata

exercise to practice removing duplication

Single-Sign-On-Kata

a kata useful for understanding Test Doubles

sample code for explaining the Law of Demeter

CashMachine-Refactoring-Kata

LeapYearTestExamples

Documents a variety of ways to write unit tests for the Leap Year Kata

For practicing refactoring techniques like 'peel' and approval testing xml

FancyCommand-Refactoring-Kata

Encryptor-Refactoring-Kata

refactoring kata

RefactoringGolf

Practice using your refactoring tools with 'before' and 'after' code snippets

SafeCalculator-TestDesign-Kata

the code has a bug and needs some unit tests. You'll need a test double too.

CMake

VendingMachine-Approval-Kata

An exercise for learning about Approval testing and in particular designing a printer

library for generating Swedish personal numbers for testing purposes

personnummer

Some sample solutions to the FizzBuzz Kata, to provoke discussion.

FizzBuzzKata-Samples

app for learning about testing in a microservices architecture

BeeFriendly

Plugin to configure pytest for use with approval tests

pytest-approvaltests

Exercise in finding bugs in three competing implementations of the Yatzy rules

Yatzy-Vendor-Assessment-Kata

Which of these programs are suitable to be tested with Approval Testing?

Approvals-Puzzles

Theater-Kata

an exercise for practicing TDD when you have dependencies on a REST API and a file system

K8sAudit-Kata

starter

empty starting projects in various languages

StrangeCharacters-Refactoring-Kata

refactoring exercise to practice extract method and extract class

For better understanding that how you set up your tests changes the design of your production code.

EventParserDesignKata

code kata for learning more about test doubles and SOLID principles

TirePressure-Kata

PHP

LockController-Refactoring-Kata

for practicing testing a class with awkward dependencies

Kotlin

Refactor-Conditionals

some examples of ways to refactor conditional statements

example project using Python and Pytest with standard layout of files

Phonebook-Python-Example-Project

Sample solution to the Mars Rover Kata with different testing approaches

MarsRover-Kata

the code has bugs and needs some unit tests. You'll need a test double too.

DiscountApplier-TestDesign-Kata

ShoppingBasket-TDD-Kata

Starting code for doing the Shopping Basket kata with TDD https://sammancoaching.org/kata_descriptions/shopping_basket.html

Swift

Spiral-Refactoring-Kata

This code works but could do with some attention to make it more readable and maintainable.

Kotlin

Encode-TestDesign-Kata

the code works and the tests pass, can you make the code easier to maintain?

exercise to practice getting a void function with no arguments under test and refactored

VoidFunctionNoArgs-Refactoring-Kata

sample code for discussing test design principles

EnvironmentalControllerKata

A collection of code (mostly katas) done at the GothPy meetings

gothpy-katas

starting position for the RPG Combat Kata with an approval testing approach

RPG-Combat-Approval-Kata

Exercise in good use of test doubles and the dangers of mandating 80% test coverage

Cloud-Migration-Refactoring-Kata

to practice writing test cases that follow the FIRST principles

FIRST-Test-Design-Kata

CMake

FizzBuzz-Refactoring-Kata

For practicing "make the change easy, then make the easy change"

Starting code for the TicTacToe Kata including a printer for the board

TicTacToe-Kata

A calculation with some duplication and no tests

Roadload-Refactoring-Kata

Yatzy-Approval-Kata

Excercise to help you learn how to use approval testing and TextTest in particular

a Kata for practicing the use of Mocks

Device-Driver-Kata

RecentlyUsedList-Test-Design-Kata

for practicing test design, fixtures in particular

Code that works but which could do with some attention to make it more readable and maintainable.

GameOfLife-Refactoring-Kata

Kotlin

patients

Sample application for testing

Ruby

Recently-Used-List-Docs

practice writing user documentation based on unit tests

python port of the ApprovalTests library http://approvaltests.sourceforge.net/

ApprovalTests.Python

for practicing test design using https://sammancoaching.org/kata_descriptions/calc_stats.html

CalcStats-TestDesign-Kata

sbt-texttest

SBT plugin that can run texttests in your sbt projects.

Scala

buildstats

keep track of how long the build is taking

A lighthearted codebase to remind you what a Chain Of Responsibility design pattern looks like

ChainOfResponsibility-Pets

a kata for practicing a refactoring: template method -> strategy pattern

WikiSearchKata

for introducing typist and navigator roles

Yatzy-Prompts

GildedRose-Approval-Kata

Same problem code as for GildedRose-Refactoring-Kata, but set up for TextTest Approval tests

the repo I used when I recorded myself solving this kata in Java

MarsRover-Screencast

starting position for a from-scratch TDD exercise

MetricTables-Kata

Code kata for learning about test doubles and SOLID principles

HtmlConverter-Kata

some examples to get you thinking about test design.

TestDesign-Samples

some code for trig math calculations that you should add tests for, as an exercise

TrigMath-Kata

PipelineSimulation

The code I end up with after doing a screencast

Screencast-Katas

Materials to supplement this kata

Instavoiced-Architecture-Kata

ShoppingBasket-Test-Design-Kata

to practice making full use of your test framework to get the best possible feedback when you have a bug

sample tests for mars rover kata, for review

MarsRover-Sample-Tests

Plugin to enable you to run tests created with TextTest as part of a maven build.

texttest-maven-plugin

just the java version of this refactoring kata

SupermarketReceipt-Java

Sample test cases for Supermarket Kata, for review and discussion

Supermarket-Kata-Sample-Tests

ClosestToZero-Parameterized

practice writing parameterized tests and interpreting failures

Auction-TestDesign-Kata

for learning about test design, specifically with Mocks

Code kata for learning more about Test Doubles and SOLID principles

TurnTicket-Kata

Swift

WordWrap-TestDesign-Kata

several implementations which you can test with the same test cases

Exercise to practice sorting out a bumpy road smell

HandbagEvent-Refactoring-Kata