{
    "dog1": {"has_methods": "bark"},
    "dog2": {"has_methods": ["bark", "jump"]},
    "dog3": {"has_methods": ["jump", "bark"]},
    "empty_field": {"has_methods": "bark"},

    "value_is_string":      {"has_methods": "bark"},
    "value_is_hash":        {"has_methods": "bark"},
    "value_is_empty_hash":  {"has_methods": "bark"},
    "value_is_array":       {"has_methods": "bark"},
    "value_is_empty_array": {"has_methods": "bark"}
}