GVAR–5: Lunar Phases

The font for this test case is the same Zycon as in GVAR–4. If your implementation is correct, 🌝 U+1F31D FULL MOON WITH FACE should wax and wane in sync with to variation axis M₁.
–1.0 –0.8 –0.6 –0.4 –0.2 Β±0.0 +0.2 +0.4 +0.6 +0.8 +1.0
Expected
Observed
Conformance