testing - Is it bad practice to use the weak attribute to write test code in c? -

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is practice use weak attribute in production code test code 1 can override functions?

i don't know if good practice, there ways override functions in test code not interfere production code:

  • using macros redefine function names wish override
  • using ld_preload
  • using macros expand __weak in debug mode , nothing in production mode.

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