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Tài liệu Growing Object-Oriented Software, Guided by Tests- P1 pptx
... object-oriented software, guided by tests / Steve Freeman and Nat Pryce. p. cm. ISBN 978-0-321-50362-6 (pbk. : alk. paper) 1. Object-oriented programming (Computer science) 2. Computer software Testing. ... Object-Oriented Software, Guided by Tests presents such a new per-spective. What if software wasn’t “made,” like we make a paper airplane—finishfolding it and fly it away? What if, instead, we treated software ... Growing Object-Oriented Software, Guided by Tests“The authors of this book have led a revolution in the craft of programming by controllingthe environment in which software grows. Their Petri...
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Tài liệu Growing Object-Oriented Software, Guided by Tests- P2 pdf
... Classes?One last point. Unusually for a book on object-oriented software, we haven’tsaid much about classes and inheritance. It should be obvious by now that we’vebeen pushing the application domain ... is defined by the roles it plays.We view classes for objects as an “implementation detail”—a way of imple-menting types, not the types themselves. We discover object class hierarchies by factoring ... languages support encapsulation by providing control overthe visibility of an object’s features to other objects, but that’s not enough. Objectscan break encapsulation by sharing references to mutable...
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Tài liệu Growing Object-Oriented Software, Guided by Tests- P3 pdf
... items:ã Single item: join, bid, and lose. When a price comes in, send a bid raised by the minimum increment defined by the auction. This amount will beincluded in the price update information.ã ... repeatedly. We can also help ourselves cope with totalsystem complexity by keeping the quality of its components high and by constantlypushing to simplify. If that sounds expensive, consider the ... passwords:snipersniperauction-item-54321auctionauction-item-65432auctionFor desktop development, we usually started the server by hand and left it running.We set it up to not store offline messages, which meant there was no...
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Tài liệu Growing Object-Oriented Software, Guided by Tests- P4 pdf
... better job by extractingan inner class, AuctionEvent, to encapsulate the unpacking of the message con-tents. We have confidence that we can refactor the class safely because it’s protected by its ... and text alignment, to tunethe user interface. We might do that by associating CellRenderers with eachColumn value, or perhaps by introducing a TableColumnModel. We’ll leave thoseas an exercise ... interesting is that we’re getting there incrementally, by looking for features in classes that either go together or don’t. Of course we’reinfluenced by our experience of working on similar codebases,...
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Tài liệu Growing Object-Oriented Software, Guided by Tests- P5 doc
... incrementally, by adding features and repeatedly following heuristics.Although we rely on our experience to guide our decisions, we reached thissolution almost automatically by just following ... runtime exception when it tries to parse themessage. The Smack library drops exceptions thrown by MessageHandlers,so we have to make sure that our handler catches everything. As we writea ... Sniper from receiving further eventsfrom the auction.Disconnecting the SniperWe turn off a Sniper by removing its AuctionMessageTranslator from its Chat’sset of MessageListeners. We can do...
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Tài liệu Growing Object-Oriented Software, Guided by Tests- P6 doc
... want to make sure thetests pull their weight by making them expressive, so that wecan tell what’s important when we read them and when theyfail, and by making sure they don’t become a maintenance ... in terms of the features that the targetobject provides. We use a TestDox convention (invented by Chris Stevenson)where each test name reads like a sentence, with the target class as the implicitsubject. ... to catch. We can add arbitrary exceptions to thetest method signature because it’s only called by reflection. This removes at leasthalf the lines of the test, and we can compact it further to...
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Tài liệu Growing Object-Oriented Software, Guided by Tests- P7 doc
... waiting on traceLock to wakeup because there’s been a change. This is called by the test infrastructurewhen triggered by an event in the system.3The containsNotification() method, called from ... with the system it is testing.There are two ways a test can observe the system: by sampling its observablestate or by listening for events that it sends out. Of these, sampling is often theonly ... can write morereliable tests by not confusing the different steps in the loop and only triggeringfurther changes once we’ve detected that the system is stable by observing achange in its sampled...
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Tài liệu Growing Object-Oriented Software, Guided by Tests- P8 doc
... Pryce took the ideas and implemented them inRuby. He exploited Ruby’s reflection to write expectations directly into the testas blocks. Influenced by his PhD work on protocols between components, ... evening, several members of a London-based software architecture group2met to discuss topical issues in software. The discussion turned to experienceswith Agile Software Development and I mentioned ... our understanding and communication of theideas of mock objects. Steve (inspired by some of the early lean software material)coined the term “needs-driven development,” and Joe Walnes, another...
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Tài liệu Growing Object-Oriented Software, Guided by Tests- P9 ppt
... 332Index354From the Library of Lee Bogdanoff ptgYour purchase of Growing Object-Oriented Software, Guided by Tests includes access to a free online edition for 45 days through the Safari Books ... 278SniperStateDisplayer class, 133, 147, 155,167–168sniperWinning(), 143, 162–163sniperWinsAnAuctionByBiddingHigher(),139sniperWon(), 147, 164Spring, 294startBiddingFor(), 184startBiddingIn(), ... advice, and tips? InformIT has the solution.ã Learn about new releases and special promotions by subscribing to a wide variety of newsletters. Visit informit.com/newsletters.ã Access FREE...
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Computer software engneering
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Chapter 3: Computer Software pot
... 3: Computer Software 413Uninstalling Software Uninstall routines delete the software s files from the various folders on your computer s hard disk Chapter 3: Computer Software 343 Software ... Chapter 3: Computer Software 233Graphics Software Designed to help you create, manipulate, and print graphics–Paint software –Photo editing software –Drawing software –3-D graphics software –CAD ... 3: Computer Software 63SECTIONBPopular ApplicationsPopular ApplicationsDocument Production Software Spreadsheet Software “Number Crunching” Software Database Software Graphics Software ...
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No Safer Place in the World for Your Money - How to Make Sure All Your Deposits Are Protected by FDIC Insurance docx
... deposits are under the insurance limits and fully protected by the FDIC, see the article below. QHow to Make Sure All Your Deposits Are Protected by FDIC InsuranceIf you (or your family) have ... money.”Here’s why you can trust the ironclad protection of FDIC insurance. By law, federal deposit insurance is backed by “the full faith and credit of the United States government.” This is ... than the basic maximum insurance amount under federal law — currently $250,000 through year-end 2013 — all of that money is fully protected. And, as always, you may qualify for much more...
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Computer Software pdf
... Security Software Chapter 3 CompleteChapter 3 Complete Computer Software Computer Software Chapter 3: Computer Software 453Security Software BasicsWhat does malware do? Chapter 3: Computer Software ... track Chapter 3: Computer Software 293SECTIONCBuying Software Buying Software Consumer Basics Software Copyrights and Licenses Chapter 3: Computer Software 163Spreadsheet Software When ... ApplicationsDocument Production Software Spreadsheet Software “Number Crunching” Software Database Software Graphics Software Chapter 3: Computer Software 113Document Production Software The format...
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Growing Object-Oriented Software, Guided by Tests pot
... Object-Oriented Software, Guided by Tests presents such a new per-spective. What if software wasn’t “made,” like we make a paper airplane—finishfolding it and fly it away? What if, instead, we treated software ... GrowingObject-Oriented Software, Guided by Tests, presents a coherent, consistent systemof development, where different techniques support each other.I invite you to read Growing Object-Oriented Software, ... minimizing the risk of gettingstranded by a change; in test-driven code, we can do that by running the tests.Refactoring is a “microtechnique” that is driven by finding small-scale im-provements....
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Testing Computer Software pdf
... ongoing, changing, process of testing as part of the ongoing progress of Edited by Foxit Reader Copyright( C) by Foxit Software Company,2005-2008For Evaluation Only. ... forth. With the players in mind, let's consider the software development process. OVERVIEW OF THE SOFTWARE DEVELOPMENT STAGES Software goes through a cycle of development stages. A product ... You benefit from spending this time by noticing things that you missed before—new boundary conditions, for example. 1 Testing Computer Software Cem Kaner Jack Falk...
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