continuous integration - main principles
DESCRIPTION
Continuous integration - main principlesTRANSCRIPT
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Lena Petsenchuk23.04.2013
Continuous Integration
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Agenda
Overview of
CI
Principles of
CI
Advantages
&
Disadvantages
of CI
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Continuous Integration???
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CI Proccess
Integrated machine
notifynotify
check outcheck out
check outcheck out monitor
monitor
check incheck in
check incheck in(commit)
(commit)
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CI Principles
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CI Principles
Maintain a code repository
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Automate the build & deployment
CI Principles
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Make the build self-testing
CI Principles
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Everyone commits to the mainline everyday
CI Principles
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Every commit to mainline should be built
CI Principles
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Keep the build fast
CI Principles
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Test in a clone of the production environment
CI Principles
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Make it easy to get the latest executable
CI Principles
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Everyone can see what’s happening
CI Principles
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Advantages of CI
Easy to revert the codebase to a bug-free state
Continuous detection and fixing of integration
problems
Early warning of broken/incompatible code
Early warning of conflicting changes
Immediate unit testing of all changes
Constant availability of a "current" build
Immediate feedback
Developing modular, less complex and high - quality
code
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Disadvantages of CI
Initial setup time required
Well-developed test-suite required
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Conclusion
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Questions