require 'abstract_unit' require 'action_view/renderer/partial_renderer' class PartialIterationTest < ActiveSupport::TestCase def test_has_size_and_index iteration = ActionView::PartialIteration.new 3 assert_equal 0, iteration.index, "should be at the first index" assert_equal 3, iteration.size, "should have the size" end def test_first_is_true_when_current_is_at_the_first_index iteration = ActionView::PartialIteration.new 3 assert iteration.first?, "first when current is 0" end def test_first_is_false_unless_current_is_at_the_first_index iteration = ActionView::PartialIteration.new 3 iteration.iterate! assert !iteration.first?, "not first when current is 1" end def test_last_is_true_when_current_is_at_the_last_index iteration = ActionView::PartialIteration.new 3 iteration.iterate! iteration.iterate! assert iteration.last?, "last when current is 2" end def test_last_is_false_unless_current_is_at_the_last_index iteration = ActionView::PartialIteration.new 3 assert !iteration.last?, "not last when current is 0" end end