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Document test coverage reporting for testcases

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Tony Crisci 2015-04-01 18:19:18 -04:00
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@ -160,6 +160,27 @@ $ ./complete-run.pl --parallel=1 --keep-xserver-output
This will show the output of Xephyr, which is the X server implementation we
use for testing.
==== Coverage testing
Coverage testing is possible with +lcov+, the front-end for GCC's coverage
testing tool +gcov+. The testcases can generate a nice html report that tells
you which functions and lines were covered during a run of the tests. You can
use this tool to judge how effective your tests are.
To use test coverage tools, first compile with coverage enabled.
---------------------------------------------------
COVERAGE=1 make
---------------------------------------------------
Then run the tests with the +--coverage-testing+ flag.
---------------------------------------------------
./complete-run.pl --coverage-testing
---------------------------------------------------
Then open +latest/i3-coverage/index.html+ in your web browser.
==== IPC interface
The testsuite makes extensive use of the IPC (Inter-Process Communication)