Open-DO Update

Open DO update Open DO & Formality Cyrille Comar [email_address] www.open-do.org

Summary ,[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],Open–DO

FLOSS Freely Licensed Open Source Software High-Integrity Certification Agile Lean The meeting of 3 worlds

FLOSS Freely Licensed Open Source Software High-Integrity Certification Agile Lean Longevity Visibility Resilience Cost-sharing Reuse Iterative requirements Continuous integration Test driven development Executable specifications Reducing waste Qualified tools Life cycle traceability Req based testing The meeting of 3 worlds

FLOSS Freely Licensed Open Source Software High-Integrity Certification Security Agile Lean Longevity Visibility Resilience Cost-sharing Reuse Iterative requirements Continuous integration Test driven development Executable specifications Reducing waste Qualified tools Life cycle traceability Requirement based testing The meeting of 3 worlds Formal methods verification verification 4 ?

Open-DO Document Templates Qualifiable Tools Education Materials Certifiable Components Open DO Components Life Cycle Management

[object Object],Stages ,[object Object],[object Object],[object Object],Kick-off projects

[object Object],Stages ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Kick-off projects

[object Object],Stages ,[object Object],[object Object],[object Object],Kick-off projects ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],Stages ,[object Object],Kick-off projects ,[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],Stages ,[object Object],Kick-off projects ,[object Object],[object Object],[object Object]

Couverture … Hi-Lite … The Qualifying Machine ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Some Open-DO Projects (1)

Other projects ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Some Open-DO Projects (2)

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Upcoming Events

[object Object],[object Object],[object Object],Remarks

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],function P (A, B, C : Boolean) return Boolean is begin if ( A and then B ) or else C then return True; end if ; end P; Decision Conditions Decision Coverage At least n+1 tests n = number of conditions MC/DC Coverage statements Statement Coverage A B C if statement T T ? T F ? F F A B C if statement T T ? T F ? F F F ? T T T F F F A C B A B C if statement T T ? T

[object Object],[object Object],[object Object],[object Object],[object Object],is MCDC implied by object branch coverage?

[object Object],if ( A and then B ) or else C then … end if ; Object Branch Coverage 4 tests MC/DC Coverage 3 tests Binary Decision Diagram (BDD) A B C if statement T T ? T F ? F F T F T T A B C if statement T T ? T F ? F F F ? T T T F F F A C B A B C True False T F F F T T

[object Object],[object Object],[object Object],[object Object],if A and then B and then C and then D … then … end if ; A B C True False T F F F T T D F T

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Alloy in the loop model checking

[object Object],[object Object],[object Object],[object Object],[object Object],Alloy in the loop (2)

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],The results

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],The results (2)

Overlap of existing techniques Hi-Lite: Verifying Program Properties (1) SPARK: decades of experience in proof of: - absence of RT errors - functional properties Programming by contract in Ada CodePeer: - detection of RT errors - implicit contracts Testing Static Analysis Formal methods

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Hi-Lite: Verifying Program Properties (2)

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Hi-Lite: Verifying Program Properties (3)

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Hi-Lite: Verifying Program Properties (4)

Conclusion ,[object Object],[object Object],[object Object]

Open-DO Update

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