Novice Testers, Novice Pilots

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Novice Testers, Novice Pilots

• Home-Brewed Testing for a Distributed Flight
  Simulator Project
• Mike Meade, Quardev

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X-Pit Cockpit
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Overview of the X-Pit System
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ITA Locating Existing Bugs

• Useful for white or gray box testing
• Isolate
• Target
• Amplify

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Isolate

• Isolate the modules
• Research and understand module functions
• 2n-1 possible locations
• 2 modules 3 combinations
• 3 modules 7 combinations
• 4 modules 15 combinations

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Target

• Target remaining modules
• Design tests to exercise possible modules
• Ok to exercise eliminated modules
• Try to target
• 1 module with 1 test
• 1 module with multiple tests

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Amplify

• Use general Exploratory Testing techniques
• Use data to amplify test results
• Exercise base cases
• Document test results

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What we found

• Bug was located in the router microcontroller
• Bug existed since beginning
• Load on the system masked the bug
• The router never sent the I2C Stop signal