c2a7b902a9
* added pumlid where it was missing and possible * removed pumlid where it generated a bad image * regenerated some incorrect puml's * added 'left to right direction' puml prefix to some diagrams to improve the automatic layouting
32 lines
1.1 KiB
Markdown
32 lines
1.1 KiB
Markdown
---
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layout: pattern
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title: Object Mother
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folder: object-mother
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permalink: /patterns/object-mother/
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pumlid: LOr13iCW30JlVKNx0E3UKxxYW9KGWK7sklb-wR6dtLbfj9k15DxRurKbDo_isfudCEsTaj8TZuhJTpVMF0GiY7dqL9lVjDHqqOT2OQk7X4a0grZgPAkaiL-S4Vh0kOYH_vVeskFyVMyiPUKN
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categories: Creational
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tags:
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- Java
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- Difficulty-Beginner
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---
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## Object Mother
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Define a factory of immutable content with separated builder and factory interfaces.
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## Applicability
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Use the Object Mother pattern when
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* You want consistent objects over several tests
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* you want to reduce code for creation of objects in tests
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* every test should run with fresh data
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## Credits
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* [Answer by David Brown](http://stackoverflow.com/questions/923319/what-is-an-objectmother) to the stackoverflow question: [What is an ObjectMother?](http://stackoverflow.com/questions/923319/what-is-an-objectmother)
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* [c2wiki - Object Mother](http://c2.com/cgi/wiki?ObjectMother)
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* [Nat Pryce - Test Data Builders: an alternative to the Object Mother pattern](http://www.natpryce.com/articles/000714.html)
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