# File lib/test/rails/controller_test_case.rb, line 246
  def assert_assigned(ivar, value = NOTHING)
    ivar = ivar.to_s
    @assigns_asserted << ivar
    assert_includes assigns, ivar, "#{ivar.inspect} missing from assigns"
    unless value.equal? NOTHING then
      assert_equal value, assigns[ivar],
                   "assert_assigned #{ivar.intern.inspect}"
    end
  end