aseprite/tests/scripts/app_cut_paste.lua

-- Copyright (C) 2024  Igara Studio S.A.
--
-- This file is released under the terms of the MIT license.
-- Read LICENSE.txt for more information.

dofile('./test_utils.lua')

do
  local sprite = Sprite{ fromFile="sprites/cut_paste.aseprite" }

  app.layer = sprite.layers[1]
  app.useTool {
    tool = "rectangular_marquee",
    points = {Point(0,1), Point(4,1)},
    selection = SelectionMode.REPLACE
  }
  app.command.Cut()
  sprite:newLayer()
  app.command.Paste()

  app.layer = sprite.layers[1]
  assert(app.cel.position == Point(1, 2))
  expect_img(app.activeImage,
            { 1, 1 })
  app.layer = sprite.layers[2]
  assert(app.cel.position == Point(2, 2))
  expect_img(app.activeImage,
            { 2, 2,
              2, 2 })

  -- TO DO: Fix this difference between running this script with
  -- 'UI Available' versus 'UI Not Available'
  app.layer = sprite.layers[3]
  if (app.isUIAvailable) then
    assert(app.cel.position == Point(1, 1))
    expect_img(app.activeImage,
              { 1, 1 })
  else
    assert(app.cel.position == Point(0, 1))
    expect_img(app.activeImage,
              { 0, 1, 1, 0, 0 })
  end

  app.command.FlattenLayers()
  assert(app.cel.position == Point(1, 1))
  expect_img(app.activeImage,
            { 1, 1, 0,
              1, 2, 2,
              0, 2, 2 })

  app.undo() -- Flatten
  app.undo() -- Paste
  app.undo() -- New Layer
  app.undo() -- Cut

  -- Another test
  app.layer = sprite.layers[1]
  app.useTool {
    tool = "rectangular_marquee",
    points = {Point(2,2), Point(4,2)},
    selection = SelectionMode.REPLACE
  }

  app.command.Cut()
  sprite:newLayer()
  app.command.Paste()

  -- TO DO: Fix this difference between running this script with
  -- 'UI Available' versus 'UI Not Available'
  app.layer = sprite.layers[3]
  if (app.isUIAvailable) then
    assert(app.cel.position == Point(2, 2))
    expect_img(app.activeImage,
              { 1 })
  else
    assert(app.cel.position == Point(2, 2))
    expect_img(app.activeImage,
              { 1, 0, 0 })
  end

  app.undo() -- Paste
  app.undo() -- New Layer
  app.undo() -- Cut
  app.undo() -- MoveMask
  -- TO DO: at the moment useTool requires double undo to undo
  -- the selection action (Just one undo should be enough).
  app.undo() -- useTool
  app.undo() -- useTool

  -- Test app.command.Copy
  app.layer = sprite.layers[1]
  app.useTool {
    tool = "rectangular_marquee",
    points = {Point(0,1), Point(4,1)},
    selection = SelectionMode.REPLACE
  }
  app.command.Copy()
  sprite:newLayer()
  app.command.Paste()

  app.layer = sprite.layers[1]
  assert(app.cel.position == Point(1, 1))
  expect_img(app.activeImage,
            { 1, 1,
              1, 1})
  app.layer = sprite.layers[2]
  assert(app.cel.position == Point(2, 2))
  expect_img(app.activeImage,
            { 2, 2,
              2, 2 })

  -- TO DO: Fix this difference between running this script with
  -- 'UI Available' versus 'UI Not Available'
  app.layer = sprite.layers[3]
  if (app.isUIAvailable) then
    assert(app.cel.position == Point(1, 1))
    expect_img(app.activeImage,
              { 1, 1 })
  else
    assert(app.cel.position == Point(0, 1))
    expect_img(app.activeImage,
              { 0, 1, 1, 0, 0 })
  end

  app.command.FlattenLayers()
  assert(app.cel.position == Point(1, 1))
  expect_img(app.activeImage,
            { 1, 1, 0,
              1, 2, 2,
              0, 2, 2 })

  -- Test app.command.Clear()
  app.useTool {
    tool = "rectangular_marquee",
    points = {Point(0,1), Point(4,2)},
    selection = SelectionMode.REPLACE
  }
  app.command.Clear()
  assert(app.cel.position == Point(2, 3))
  expect_img(app.activeImage,
            { 2, 2 })

  app.undo()

  assert(app.cel.position == Point(1, 1))
  expect_img(app.activeImage,
            { 1, 1, 0,
              1, 2, 2,
              0, 2, 2 })

  -- Test app.command.Cancel()
  app.useTool {
    tool = "rectangular_marquee",
    points = {Point(0,1), Point(4,2)},
    selection = SelectionMode.REPLACE
  }
  app.command.Cancel()
  app.command.Cut()
  assert(app.cel.position == Point(1, 1))
  expect_img(app.activeImage,
            { 1, 1, 0,
              1, 2, 2,
              0, 2, 2 })
end