Convert tests/gio-test.c to g_test framework
Convert tests/gio-test.c
to glib test framework.
I marked it as 'Draft' because the test end with a Timeout on Windows and lower the final test coverage.
I did not find out what was missing under Windows and I would be pleased to have some hints about it.
Helps: #1434 (closed)
Edited by Philip Withnall