{%- import "generator_macros.j2" as macros with context -%}
{{ macros.header() }}

class {{ exercise | camel_case }}Test(unittest.TestCase):
    {% for case in cases -%}
    def test_{{ case["description"] | to_snake }}(self):
        {% set candidate = case["input"]["rows"] -%}
        {% set output = case["expected"] -%}
        {% if case is error_case -%}
        with self.assertRaises(ValueError) as err:
            {{ case["property"] | to_snake }}({{ candidate }})
        self.assertEqual(type(err.exception), ValueError)
        self.assertEqual(err.exception.args[0], "{{ case["expected"]["error"] }}")
        {% else -%}
        {% set expected = case["expected"] -%}
        self.assertEqual({{ case["property"] | to_snake }}({{ candidate }}), "{{ expected }}")
        {% endif %}

    {% endfor %}
