Even the original commit admits it's flaky a few lines later:
/* this one is off by one, no idea why */ /* g_assert_cmpint (pixel_data[1], ==, rgb16_to_rgb8 (rgba16_green)); */
Even the original commit admits it's flaky a few lines later:
/* this one is off by one, no idea why */
/* g_assert_cmpint (pixel_data[1], ==, rgb16_to_rgb8 (rgba16_green)); */