Split test_everything.TestEverything.test_string() into multiple tests
Split test_everything.TestEverything.test_string() into multiple tests

https://bugzilla.gnome.org/show_bug.cgi?id=735193

GNOME/pygobject,pexip/pygobject,pexip/pygobject,pexip/pygobject,GNOME/pygobject,sfeltman/pygobject,sfeltman/pygobject,GNOME/pygobject,sfeltman/pygobject