Initial commit

tests/test_body.py

@@ -0,0 +1,33 @@
+from planetarytime import Body
+
+
+def test_mars_hours_per_sol() -> None:
+    assert Body.MARS.hours_per_sol == 25
+
+
+def test_jupiter_hours_per_sol() -> None:
+    assert Body.JUPITER.hours_per_sol == 10
+
+
+def test_hours_per_sol_equals_rounded_rotation() -> None:
+    for body in Body:
+        assert body.hours_per_sol == round(body.rotation_hours)
+
+
+def test_all_bodies_have_positive_rotation() -> None:
+    for body in Body:
+        assert body.rotation_hours > 0
+
+
+def test_mars_sols_per_year() -> None:
+    assert Body.MARS.sols_per_year == 670
+
+
+def test_all_bodies_have_positive_sols_per_year() -> None:
+    for body in Body:
+        assert body.sols_per_year > 0
+
+
+def test_sols_per_year_derived_from_orbital_and_rotation() -> None:
+    for body in Body:
+        assert body.sols_per_year == round(body.orbital_hours / body.rotation_hours)