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# frozen_string_literal: true
module Shared
module ZeroBased
def setup
(1..4).each { |counter| ZeroBasedMixin.create! pos: counter, parent_id: 5 }
end
def test_insert
new = ZeroBasedMixin.create(parent_id: 20)
assert_equal 0, new.pos
assert new.first?
assert new.last?
new = ZeroBasedMixin.create(parent_id: 20)
assert_equal 1, new.pos
assert !new.first?
assert new.last?
new = ZeroBasedMixin.acts_as_list_no_update { ZeroBasedMixin.create(parent_id: 20) }
assert_equal_or_nil $default_position, new.pos
assert !new.first?
assert !new.last?
new = ZeroBasedMixin.create(parent_id: 20)
assert_equal 2, new.pos
assert !new.first?
assert new.last?
new = ZeroBasedMixin.create(parent_id: 0)
assert_equal 0, new.pos
assert new.first?
assert new.last?
new = ZeroBasedMixin.create(parent_id: 1, pos: -500)
assert_equal 0, new.pos
assert new.first?
assert new.last?
end
def test_reordering
assert_equal [1, 2, 3, 4], ZeroBasedMixin.where(parent_id: 5).order('pos').map(&:id)
ListMixin.where(id: 2).first.move_lower
assert_equal [1, 3, 2, 4], ZeroBasedMixin.where(parent_id: 5).order('pos').map(&:id)
ListMixin.where(id: 2).first.move_higher
assert_equal [1, 2, 3, 4], ZeroBasedMixin.where(parent_id: 5).order('pos').map(&:id)
ListMixin.where(id: 1).first.move_to_bottom
assert_equal [2, 3, 4, 1], ZeroBasedMixin.where(parent_id: 5).order('pos').map(&:id)
ListMixin.where(id: 1).first.move_to_top
assert_equal [1, 2, 3, 4], ZeroBasedMixin.where(parent_id: 5).order('pos').map(&:id)
ListMixin.where(id: 2).first.move_to_bottom
assert_equal [1, 3, 4, 2], ZeroBasedMixin.where(parent_id: 5).order('pos').map(&:id)
ListMixin.where(id: 4).first.move_to_top
assert_equal [4, 1, 3, 2], ZeroBasedMixin.where(parent_id: 5).order('pos').map(&:id)
end
def test_insert_at
new = ZeroBasedMixin.create(parent_id: 20)
assert_equal 0, new.pos
new = ZeroBasedMixin.create(parent_id: 20)
assert_equal 1, new.pos
new = ZeroBasedMixin.create(parent_id: 20)
assert_equal 2, new.pos
new_noup = ZeroBasedMixin.acts_as_list_no_update { ZeroBasedMixin.create(parent_id: 20) }
assert_equal_or_nil $default_position, new_noup.pos
new4 = ZeroBasedMixin.create(parent_id: 20)
assert_equal 3, new4.pos
new4.insert_at(2)
assert_equal 2, new4.pos
new.reload
assert_equal 3, new.pos
new.insert_at(2)
assert_equal 2, new.pos
new4.reload
assert_equal 3, new4.pos
new5 = ListMixin.create(parent_id: 20)
assert_equal 4, new5.pos
new5.insert_at(1)
assert_equal 1, new5.pos
new4.reload
assert_equal 4, new4.pos
new_noup.reload
assert_equal_or_nil $default_position, new_noup.pos
end
end
end
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