Approval Tests A pictures worth a1000 tests

Test Structure public void ScenarioUnderTest() { // Arrange // Act // Assert }

The Classic Way public void ScenarioUnderTest() { var foo = new Foo(); var actual = foo.Do(); Assert.Equal("expected", actual); }

The Approvals Way public void ScenarioUnderTest() { var foo = new Foo(); var actual = foo.Do(); Assert.Equal("", actual); }

Approval Tests Libraries public void ScenarioUnderTest() { var foo = new Foo(); var actual = foo.Do(); Approvals.Verify(actual); }

Approval Tests Libraries Available for many languages: Java, C#, PHP, NodeJS, Python or Ruby. Support most (may be all) test frameworks/runners: JUnit, NUnit, xUnit, rSpec, etc. Many useful reporters: Diff reporters: Generic, AraxisMerge, P4Merge, KDiff, VisualStudioDiff, TortoiseDiff, WinMerge. CI: CruiseControl, TeamCity, Quiet. Misc: FileLauncher, Image, Clipboard. Environment/Platform specific approvals: Web, Desktop, Reports.

Unleash the power Fight with Legacy Code

Golden Master

Random Thoughts Plus Tips & Tricks

Commit Approval Files

Intermediate Steps

Both High & Low Level Tests

Code Quality Feedback

Approval Tests Library Author: Llewellyn Falco Twitter: @LlewellynFalco / #ApprovalTests Doc: http://approvaltests.sourceforge.net/ Repository: https://github.com/approvals Resources

Matteo Baglini Freelance Software Developer & Tecnical Coach Coders TUG & DotNetToscana Co- Founder @matteobaglini matteo.baglini@gmail.com

Thanks!