class RuboCop::Cop::Minitest::NoTestCases


end
end
assert true
def test_something
class FooTest < Minitest::Test
# good
end
end
def do_something
class FooTest < Minitest::Test
# bad
@example
Checks if test class contains any test cases.

def on_class(node) 

def on_class(node)
  return unless test_class?(node)
  add_offense(node) if test_cases(node).empty?
end