The Limited Red Society Joshua Kerievsky Industrial Logic, Inc. - PowerPoint PPT Presentation

The Limited Red Society Joshua Kerievsky Industrial Logic, Inc. joshua@industriallogic.com Twitter: @JoshuaKerievsky

Major League Baseball Team Salaries - 2002

The Art of Winning An Unfair Game

Team Strategy In A Graph “Can we predict By Javier López Peña and Hugo Touchette a winning team School of Mathematical based on its Sciences passing pattern?” Queen Mary, University of London

• Total Passes: 229 • Total Passes: 462 • Network Center: 6 • Network Centers: 3, 8, 11, 14 • Left-Focused Play • Centrality Well Distributed • Focus on Few Players • Midfield Concentration • Quick Attacks/Counterstrikes • Intricate Play

Complexity & Coverage

What About What Happens During A Checkout?

TO DO IN PROGRESS DONE

TO DO IN PROGRESS DONE

My Tests Are Green!

TO DO IN PROGRESS DONE

Green?

Pink!

Compilation Rash

Compilation Errors

Comfortably Pink

// FIXME: This REALLY needs to be an enum so we don't have any more instances of forgetting to add a type to allTypes! public class TddEventType { public static final TddEventType NEW_GREEN_TEST = new TddEventType("NEW_GREEN_TEST", "green", "Circle", "New Green Test"); public static final TddEventType NEW_GOOD_RED_TEST = new TddEventType("NEW_GOOD_RED_TEST", "red", "Circle", "Started with a failing test"); public static final TddEventType NEW_BAD_RED_TEST = new TddEventType("NEW_BAD_RED_TEST", "red", "Circle", "New test while others still red"); public static final TddEventType MADE_IT_PASS = new TddEventType("MADE_IT_PASS", "green", "Circle", "Made new test pass!"); public static final TddEventType WENT_GREEN_BROKE_OTHERS = new TddEventType("WENT_GREEN_BROKE_OTHERS", "green", "Circle", "Went green, but broke other tests"); public static final TddEventType REFACTORED_GREEN = new TddEventType("REFACTORED_GREEN", "blue", "Circle", "Refactored while all tests green"); public static final TddEventType REFACTORED_RED = new TddEventType("REFACTORED_RED", "blue", "Circle", "Refactored with red tests"); public static final TddEventType REFACTORED_PINK = new TddEventType("REFACTORED_PINK", "blue", "Circle", "Refactored with compilation problems"); public static final TddEventType REFACTORED_WHITE = new TddEventType("REFACTORED_WHITE", "blue", "Circle", "Refactored while no errors present"); public static final TddEventType PREMATURE_CLASS_OR_METHOD = new TddEventType("PREMATURE_CLASS_OR_METHOD", "black", "Circle", "Added code prematurely"); public static final TddEventType CALLER_CREATED_CODE = new TddEventType("CALLER_CREATED_CODE", "black", "Circle", "Caller-created code"); public static final TddEventType REFACTORING_BEFORE_ANY_TESTS_WERE_RUN = new TddEventType("REFACTORING_BEFORE_TESTS_WERE_RUN", "blue", "Circle", "Refactored before tests were run"); public static final TddEventType ADDED_CODE_SMELL = new TddEventType("ADDED_CODE_SMELL", "purple", "Circle", "Added code smell"); public static final TddEventType REMOVED_CODE_SMELL = new TddEventType("REMOVED_CODE_SMELL", "purple", "Circle", "Removed code smell"); public final String id; public final String color; public final String shape; public final String description;

public enum TddEventType { NEW_GREEN_TEST("green", "Circle", "New Green Test"), NEW_GOOD_RED_TEST("red", "Circle", "Started with a failing test"), NEW_BAD_RED_TEST("red", "Circle", "New test while others still red"), MADE_IT_PASS("green", "Circle", "Made new test pass!"), WENT_GREEN_BROKE_OTHERS("green", "Circle", "Went green, but broke other tests"), REFACTORED_GREEN("blue", "Circle", "Refactored while all tests green"), REFACTORED_RED("blue", "Circle", "Refactored with red tests"), REFACTORED_PINK("blue", "Circle", "Refactored with compilation problems"), REFACTORED_WHITE("blue", "Circle", "Refactored while no errors present"), PREMATURE_CLASS_OR_METHOD("black", "Circle", "Added code prematurely"), CALLER_CREATED_CODE("black", "Circle", "Caller-created code"), REFACTORING_BEFORE_ANY_TESTS_WERE_RUN("blue", "Circle", "Refactored before tests were run"), ADDED_CODE_SMELL("purple", "Circle", "Added code smell"), REMOVED_CODE_SMELL("purple", "Circle", "Removed code smell"); public final String id; public final String color; public final String shape; public final String description; ...

Visualize the Work

In Progress = Red

Shortest Longest Red

Shortest Longest Red “They reverted enough to finally discover a baby step that would get them to green and set them up to write the next test, all while limited time in the red.”

“A good retreat is better than a bad stand” -- Irish Proverb

Narrowed Change

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Parallel Change

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New Code New Code New Code New Code New Code New Code

Continuous Deployment 10 12 0 2 4 6 8 5/31/2011 6/1/2011 6/2/2011 6/3/2011 6/4/2011 6/5/2011 6/6/2011 6/7/2011 6/8/2011

The Limited Red Society Accepting Members