12     def test_defined(self, env):  argument
16     def test_even(self, env):  argument
20     def test_odd(self, env):  argument
24     def test_lower(self, env):  argument
111     def test_types(self, env, op, expect):  argument
115     def test_upper(self, env):  argument
119     def test_equalto(self, env):  argument
152     def test_compare_aliases(self, env, op, expect):  argument
156     def test_sameas(self, env):  argument
160     def test_no_paren_for_arg1(self, env):  argument
164     def test_escaped(self, env):  argument
169     def test_greaterthan(self, env):  argument
173     def test_lessthan(self, env):  argument
196     def test_in(self, env):  argument