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# frozen_string_literal: true
module Shared
module ListSub
def setup
(1..4).each do |i|
node = ((i % 2 == 1) ? ListMixinSub1 : ListMixinSub2).new parent_id: 5000
node.pos = i
node.save!
end
end
def test_reordering
assert_equal [1, 2, 3, 4], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
ListMixin.where(id: 2).first.move_lower
assert_equal [1, 3, 2, 4], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
ListMixin.where(id: 2).first.move_higher
assert_equal [1, 2, 3, 4], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
ListMixin.where(id: 1).first.move_to_bottom
assert_equal [2, 3, 4, 1], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
ListMixin.where(id: 1).first.move_to_top
assert_equal [1, 2, 3, 4], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
ListMixin.where(id: 2).first.move_to_bottom
assert_equal [1, 3, 4, 2], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
ListMixin.where(id: 4).first.move_to_top
assert_equal [4, 1, 3, 2], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
end
def test_move_to_bottom_with_next_to_last_item
assert_equal [1, 2, 3, 4], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
ListMixin.where(id: 3).first.move_to_bottom
assert_equal [1, 2, 4, 3], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
end
def test_next_prev
assert_equal ListMixin.where(id: 2).first, ListMixin.where(id: 1).first.lower_item
assert_nil ListMixin.where(id: 1).first.higher_item
assert_equal ListMixin.where(id: 3).first, ListMixin.where(id: 4).first.higher_item
assert_nil ListMixin.where(id: 4).first.lower_item
end
def test_next_prev_not_regular_sequence
ListMixin.all.each do |item|
item.update pos: item.pos * 5
end
assert_equal [1, 2, 3, 4], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
assert_equal [5, 10, 15, 20], ListMixin.where(parent_id: 5000).order('id').map(&:pos)
ListMixin.where(id: 2).first.move_lower
assert_equal [1, 3, 2, 4], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
assert_equal [5, 15, 10, 20], ListMixin.where(parent_id: 5000).order('id').map(&:pos)
ListMixin.where(id: 2).first.move_higher
assert_equal [1, 2, 3, 4], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
assert_equal [5, 10, 15, 20], ListMixin.where(parent_id: 5000).order('id').map(&:pos)
ListMixin.where(id: 1).first.move_to_bottom
assert_equal [2, 3, 4, 1], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
ListMixin.where(id: 1).first.move_to_top
assert_equal [1, 2, 3, 4], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
ListMixin.where(id: 2).first.move_to_bottom
assert_equal [1, 3, 4, 2], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
ListMixin.where(id: 4).first.move_to_top
assert_equal [4, 1, 3, 2], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
end
def test_next_prev_groups
li1 = ListMixin.where(id: 1).first
li2 = ListMixin.where(id: 2).first
li3 = ListMixin.where(id: 3).first
li4 = ListMixin.where(id: 4).first
assert_equal [li2, li3, li4], li1.lower_items
assert_equal [li4], li3.lower_items
assert_equal [li2, li3], li1.lower_items(2)
assert_equal [], li4.lower_items
assert_equal [li2, li1], li3.higher_items
assert_equal [li1], li2.higher_items
assert_equal [li3, li2], li4.higher_items(2)
assert_equal [], li1.higher_items
end
def test_next_prev_groups_with_same_position
li1 = ListMixin.where(id: 1).first
li2 = ListMixin.where(id: 2).first
li3 = ListMixin.where(id: 3).first
li4 = ListMixin.where(id: 4).first
li3.update_column(:pos, 2) # Make the same position as li2
assert_equal [1, 2, 2, 4], ListMixin.order(:pos).pluck(:pos)
assert_equal [li3, li4], li2.lower_items
assert_equal [li2, li4], li3.lower_items
assert_equal [li3, li1], li2.higher_items
assert_equal [li2, li1], li3.higher_items
end
def test_injection
item = ListMixin.new("parent_id"=>1)
assert_equal({ parent_id: 1 }, item.scope_condition)
assert_equal "pos", item.position_column
end
def test_insert_at
new = ListMixin.create("parent_id" => 20)
assert_equal 1, new.pos
new = ListMixinSub1.create("parent_id" => 20)
assert_equal 2, new.pos
new = ListMixinSub1.create("parent_id" => 20)
assert_equal 3, new.pos
new_noup = ListMixinSub1.acts_as_list_no_update { ListMixinSub1.create("parent_id" => 20) }
assert_equal_or_nil $default_position, new_noup.pos
new4 = ListMixin.create("parent_id" => 20)
assert_equal 4, new4.pos
new4.insert_at(3)
assert_equal 3, new4.pos
new.reload
assert_equal 4, new.pos
new.insert_at(2)
assert_equal 2, new.pos
new4.reload
assert_equal 4, new4.pos
new5 = ListMixinSub1.create("parent_id" => 20)
assert_equal 5, new5.pos
new5.insert_at(1)
assert_equal 1, new5.pos
new4.reload
assert_equal 5, new4.pos
new_noup.reload
assert_equal_or_nil $default_position, new_noup.pos
end
def test_delete_middle
assert_equal [1, 2, 3, 4], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
ListMixin.where(id: 2).first.destroy
assert_equal [1, 3, 4], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
assert_equal 1, ListMixin.where(id: 1).first.pos
assert_equal 2, ListMixin.where(id: 3).first.pos
assert_equal 3, ListMixin.where(id: 4).first.pos
ListMixin.where(id: 1).first.destroy
assert_equal [3, 4], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
assert_equal 1, ListMixin.where(id: 3).first.pos
assert_equal 2, ListMixin.where(id: 4).first.pos
ListMixin.acts_as_list_no_update { ListMixin.where(id: 3).first.destroy }
assert_equal [4], ListMixin.where(parent_id: 5000).order('pos').map(&:id)
assert_equal 2, ListMixin.where(id: 4).first.pos
end
def test_acts_as_list_class
assert_equal TheBaseClass, TheBaseSubclass.new.acts_as_list_class
assert_equal TheAbstractSubclass, TheAbstractSubclass.new.acts_as_list_class
end
end
end
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