Add smoke test for all RBNF-enabled locales and rulesets

setup.cfg

@@ -6,6 +6,7 @@ norecursedirs = venv* .* _* scripts {args}
 doctest_optionflags = ELLIPSIS NORMALIZE_WHITESPACE ALLOW_UNICODE IGNORE_EXCEPTION_DETAIL
 markers =
     all_locales: parameterize test with all locales
+    all_rbnf_locales: parameterize test with all locales with RBNF rules
 
 [bdist_wheel]
 universal = 1

tests/conftest.py

@@ -16,3 +16,7 @@ def pytest_generate_tests(metafunc):
                 from babel.localedata import locale_identifiers
                 metafunc.parametrize("locale", list(locale_identifiers()))
                 break
+            if mark.name == "all_rbnf_locales":
+                from babel.core import get_global
+                metafunc.parametrize("locale", list(get_global('rbnf_locales')))
+                break

tests/test_number_spelling.py

@@ -148,6 +148,15 @@ def _spell(x):
         assert _spell(2001) == "two thousand first"
 
 
+@pytest.mark.all_rbnf_locales
+@pytest.mark.parametrize('ruleset', (None, 'year', 'ordinal'))
+def test_spelling_smoke(locale, ruleset):
+    try:
+        assert numbers.spell_number(2020, locale=locale, ruleset=ruleset)
+    except rbnf.RulesetNotFound:  # Not all locales have all rulesets, so skip the smoke test.
+        pass
+    except RecursionError:  # Some combinations currently fail with this :(
+        pytest.xfail(f'Locale {locale}, ruleset {ruleset}')
 
 # def test_hu_HU_error():
 #     with pytest.raises(exceptions.TooBigToSpell) as excinfo: