the evolution of localizability testing & pseudo localization models bj rollison, test training...
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The Evolution of Localizability Testing & Pseudo Localization Models
Bj Rollison, Test Training ManagerMicrosoft, Inc.
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The importance of localization
Higher growth in international marketsGovernmental requirements“Localization is a right, not a privilege.”
Success in software industry today depends on international scope
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In the beginning…
Hard coded strings in source codeSource code recompiled per language
main (void){ printf (“Hello World!”); return 0;}
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Recompile localization
ENU.rc
src
DEU.rc
JPN.rc
Others.rc
Ifdefsrc
Ifdefsrc
Time & Cost
Ifdefsrc
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Present day…
Single worldwide binaryResources isolated No compile localization
LoadString (hinst, IDS_HELLO, szFormat, cchMaxSz);while{ char szString[cbMaxSz]; int nPercent = PercentComplete(); _tnsprintf(szString, szFormat, nPercent); DrawString (szString); //more code stuff here}
Hello
Bonjour
こんにちわ
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No compile localization
“GLOBAL”src
ENU.rc
DEU.rc
JPN.rc
Other.rc
Reduced Time & Cost
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Globalization LocalizationL10N
InternationalizationModelI18N
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Typical localization process
“GLOBAL”src
ENU.rc
Pilot Langs..rc
Tier 1.rc
Tier 2.rc
TIME + COST
Tier 3.rc
Ifdefsrc
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Localization lunacy
Oh yeah…now localize it!Engineering costs > 40% of software localization
Too many code defects found during localization processesOften no way of knowing where defects exist until localization beginsNo standardized development or localization processes
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So what is localizability anyway?
An engineering paradigm that allows modifications to the resources used by a software program
Without introducing functional defects requiring modification of the source code
Without requiring retesting of common functional areas
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Inventing the wheel
Identify common defects
Isolate causes
Craft model
Define new heuristics
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Localizability EntomologyMissing files, setup failures
Build scripts
Untranslated textHard-coded stringsStrings from external sources
Functionality problemsString dependenciesOver translation
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Localizability EntomologyAccessibility key issues
Non-ASCII key mnemonics
Sentence compositionConcatenated/dynamic strings
Truncated text/buffer overflow
Hard-coded string buffer sizeButton text in string tableUser drawn menus/controlsHard-coded style layout in CSS
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Localizability Entomology
Character corruptionHard-coded font Not Unicode enabledIncorrect meta charset tag
User interface issueDynamic controlsAbsolute coordinatesOverlapping controls (string truncation)Registry keys used to display text
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Taming the beast
Set localization rulesAppend characters to all localizable stringsGrow all string lengthsBracket all stringsReplace accessibility key mnemonics
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Pseudo localization models
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Pseudo localization models
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Hammer out the processUpdate BASE resourcesGenerate pseudo loc dBVerify heuristicsGenerate pseudo build
ALL ANSI charsetsUnicode ONLY language
Test!
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InternationalSufficiency
Testing
GlobalFunctionality
Testing
LocalizedFunctionality
Testing
User InterfaceTesting
Globalization Localization
L10N
InternationalizationModelI18N
LocalizabilityTesting
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Attacking localizability
Pseudo localization model is not panacea for globalization testing
Don’t retest everythingDon’t use pseudo localized build to test general functionality Reuse automated tests
Focus on localizability class bugs
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Pseudo localization as THE pilot
Pseudo Localized Pilot
Loc.Vers.
M1 Eng Lang Project MxM0 RC
Spec. Loc.Vers.
Pseudo localized build is the pilot language!Localization is not a release bottleneck!
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Rebuilding the Tower of Babel
Common linguistic databasesDevelopment toolsStandardized processesAuto-resizing dialogsWYSIWYG localization toolsNatural language processing
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Summary
English is Just Another Language (EJAL)Reengineering still drives localizationSingle worldwide binary & no-compile localization development strategyPseudo localizability models qualify localizability & improve qualityLocalization = translation/simple modification
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Questions