Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
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16 | class RedirectTest extends XigenUnit |
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25 | View Code Duplication | public function test301Redirect() |
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34 | View Code Duplication | public function test302Redirect() |
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