Questions tagged [legacy-system]

Legacy code can mean a number of related things, the most common of which are code inherited from someone else; code from a previous version of the application; code that is deprecated or outdated; or code that is untested. Many legacy systems meet all these criteria, and legacy code typically requires a different, more delicate approach than new code.

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1.5 Million lines of code. 0 tests. Where should we start?

I'm a Java developer by trade. I was 'brought-up' in what you could call best practices. Then I took my current job. I had a choice between the Java/SOA team, and the ERP team. I was told that joining ...
31
votes
4answers
2k views

Developing Unit Tests While Refactoring Legacy Code?

I have a big code library that I need to refactor in order for it to fit more nicely together (one big problem is there aren't clear enough boundaries between each component). Since there will be ...
7
votes
2answers
159 views

Are there some well known pitfalls to avoid when starting with unit testing on a "legacy" web application?

I am participating on the development of the web application which has several years of history behind it and there never was enough value and effort put on refactoring, so considerable part of the ...