bliki: Given When Then

Given-When-Then is a style of representing tests - or as its advocates would say - specifying a system's behavior using SpecificationByExample. It's an approach developed by Daniel Terhorst-North and Chris Matts as part of Behavior-Driven Development (BDD). [1] It appears as a structuring approach for many testing frameworks such as Cucumber. You can also look at it as a reformulation of the Four-

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Given, When, Thenの解説