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# frozen_string_literal: true
require "abstract_unit"
require "action_view/renderer/collection_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_not 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_not iteration.last?, "not last when current is 0"
end
end
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