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Unit Tests27th October 2013

Objective

Automated testTest for core methods onlyIntegrated with Jenkins

Build success only if all test success

Total 496 test cases for 6 core methods

Testing Framework – NUnit

Version 2.6Written entirely in C#Many advantages of .NET.

E.g. custom attributes and reflection.

Jenkins NUnit Plugin for build automationNUnit = xUnit of .NET languagesFree

Change of plan

VisualStudioUnit

TestingFramework

NUnit

Naming

Roy osherovAuthor of “Art of unit testing”blog “Naming standards for unit tests”

[UnitOfWork_StateUnderTest_ExpectedBehavior]GetProducts_Availability_NotNullExpected

GetProducts_CheckPriceLessThanOrEqualZero_CountZeroExpected

GetStreet_CheckDuplicateId_InputPostCode1113_CountZeroExpected

A A A

Arrange: setup everything needed.Act: Invoke the code under test.Assert: Specify the pass criteria for the test, which fails it if not met.

In 2003 William C. Wake blogged about using Arrange Act Assert pattern in unit tests.

A A AArrange, Act, Assert

Sample test case 1Check by different combination

Sample test case 2Don’t miss boundary values

Sample test case 3Make sure exception is thrown where is should

NUnit

Jenkins

Goals

Glitch free methods Tested methods Fully functional methods Tension free modificationA form of documentation. Confidence

Demonstration

Q & A

Thank you