project-hatohol/hatohol — pull request #421 by kz0817 (2014-08-20 21:05:24+00:00)
Title: [Helpers] Read a file again if the size is 0.

Some tests such as testChildProcessManager::test_createWithEnv()
sometimes fails due to empty of file contents. Although the clear
reason is unknown, we try to read repeatedly in order to avoid
the failure.