mirror of
https://github.com/awesomeWM/awesome
synced 2024-11-16 07:47:22 +01:00
516 lines
13 KiB
Lua
516 lines
13 KiB
Lua
-- This test suite tests the various screenshot related APIs.
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--
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-- Credit: https://www.reddit.com/r/awesomewm/comments/i6nf7z/need_help_writing_a_color_picker_widget_using_lgi/
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local awful = require("awful")
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local wibox = require("wibox")
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local spawn = require("awful.spawn")
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local gsurface = require("gears.surface")
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local gdebug = require("gears.debug")
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local lgi = require('lgi')
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local cairo = lgi.cairo
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local gdk = lgi.require('Gdk', '3.0')
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local capi = {
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root = _G.root
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}
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-- Dummy blue client for the client.content test
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-- the lua_executable portion may need to get ironed out. I need to specify 5.3
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local lua_executable = os.getenv("LUA")
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if lua_executable == nil or lua_executable == "" then
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lua_executable = "lua5.3"
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end
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local client_dim = 250
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local tiny_client_code_template = [[
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local lgi = require('lgi')
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local Gdk = lgi.require('Gdk', '3.0')
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local Gtk = lgi.require('Gtk', '3.0')
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local class = 'client'
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window = Gtk.Window {default_width=%d, default_height=%d, title='title'}
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window:set_wmclass(class, class)
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window:override_background_color(0,
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Gdk.RGBA({red = 0, green = 0, blue = 1, alpha = 1}))
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window:show_all()
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Gtk:main{...}
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]]
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local tiny_client = { lua_executable, "-e", string.format(
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tiny_client_code_template, client_dim, client_dim)}
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-- We need a directory to configure the screenshot library to use even through
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-- we never actually write a file.
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local fake_screenshot_dir = "/tmp"
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-- Split in the screen into 2 distict screens.
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screen[1]:split()
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-- Add a green wibox on screen 1 at (100, 100)
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wibox {
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bg = "#00ff00",
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visible = true,
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width = 100,
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height = 100,
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x = 100,
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y = 100,
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}
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local corners = {}
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-- Add red squares at 1 pixel away from each screen corners.
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for s in screen do
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-- Top left
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table.insert(corners, {
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x = s.geometry.x + 1,
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y = s.geometry.y + 1,
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})
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-- Top right
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table.insert(corners, {
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x = s.geometry.x + s.geometry.width - 11,
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y = s.geometry.y + 1,
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})
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-- Bottom left
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table.insert(corners, {
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x = s.geometry.x + 1,
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y = s.geometry.y + s.geometry.height - 11,
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})
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-- Bottom right
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table.insert(corners, {
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x = s.geometry.x + s.geometry.width - 11,
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y = s.geometry.y + s.geometry.height - 11,
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})
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end
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-- Make 10x10 wibox in each corner to eliminate any geometry errors
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for _, corner in ipairs(corners) do
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corner.bg = "#ff0000"
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corner.visible = true
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corner.width = 10
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corner.height = 10
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wibox(corner)
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end
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local function copy_to_image_surface(content, w, h)
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local sur = gsurface(content)
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local img = cairo.ImageSurface(cairo.Format.RGB24, w, h)
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local cr = cairo.Context(img)
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cr:set_source_surface(sur)
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cr:paint()
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img:flush()
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return img
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end
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local function get_pixel(img, x, y)
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local bytes = gdk.pixbuf_get_from_surface(img, x, y, 1, 1):get_pixels()
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return "#" .. bytes:gsub('.', function(c) return ('%02x'):format(c:byte()) end)
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end
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local snipper_success = nil
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local function snipper_cb(ss)
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local img = ss.surface
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snipper_success = img and get_pixel(img, 10, 10) == "#00ff00"
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end
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local steps = {}
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-- Check the whole root window with root.content()
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table.insert(steps, function()
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local root_width, root_height = root.size()
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local img = copy_to_image_surface(capi.root.content(), root_width,
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root_height)
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if get_pixel(img, 100, 100) ~= "#00ff00" then return end
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if get_pixel(img, 2, 2) ~= "#ff0000" then return end
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assert(get_pixel(img, 100, 100) == "#00ff00")
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assert(get_pixel(img, 199, 199) == "#00ff00")
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assert(get_pixel(img, 201, 201) ~= "#00ff00")
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assert(get_pixel(img, 2, 2) == "#ff0000")
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assert(get_pixel(img, root_width - 2, 2) == "#ff0000")
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assert(get_pixel(img, 2, root_height - 2) == "#ff0000")
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assert(get_pixel(img, root_width - 2, root_height - 2) == "#ff0000")
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return true
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end)
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-- Check screen.content
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table.insert(steps, function()
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for s in screen do
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local geo = s.geometry
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local img = copy_to_image_surface(s.content, geo.width, geo.height)
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assert(get_pixel(img, 4, 4) == "#ff0000")
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assert(get_pixel(img, geo.width - 4, 4) == "#ff0000")
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assert(get_pixel(img, 4, geo.height - 4) == "#ff0000")
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assert(get_pixel(img, geo.width - 4, geo.height - 4) == "#ff0000")
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--[[
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assert(get_pixel(img, geo.x + 4, geo.y + 4) == "#ff0000")
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assert(get_pixel(img, geo.x + geo.width - 4, geo.y + 4) == "#ff0000")
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assert(get_pixel(img, geo.x + 4, geo.y + geo.height - 4) == "#ff0000")
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assert(get_pixel(img, geo.x + geo.width - 4, geo.y + geo.height - 4) == "#ff0000")
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--]]
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end
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-- Spawn for the client.content test
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assert(#client.get() == 0)
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spawn(tiny_client)
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return true
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end)
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-- Check client.content
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table.insert(steps, function()
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if #client.get() ~= 1 then return end
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local c = client.get()[1]
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local geo = c:geometry()
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local img = copy_to_image_surface(c.content, geo.width, geo.height)
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if get_pixel(img, math.floor(geo.width / 2), math.floor(geo.height / 2)) ~= "#0000ff" then
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return
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end
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-- Make sure the process finishes. Just `c:kill()` only
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-- closes the window. Adding some handlers to the GTK "app"
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-- created some unwanted side effects in the CI.
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awesome.kill(c.pid, 9)
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return true
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end)
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table.insert(steps, function()
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--Make sure client from last test is gone
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if #client.get() ~= 0 then return end
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local fake_screenshot_dir2 = string.gsub(fake_screenshot_dir, "/*$", "/", 1)
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local ss = awful.screenshot { directory = "/tmp" }
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local name_prfx = fake_screenshot_dir2 .. "Screenshot-"
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local f = string.find(ss.file_path, name_prfx)
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if f ~= 1 then
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error("Failed autogenerate filename: " .. ss.file_path .. " : " .. name_prfx)
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return false
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end
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name_prfx = fake_screenshot_dir2 .. "MyShot.png"
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ss.file_path = name_prfx
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if ss.file_path ~= name_prfx then
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error("Failed assign filename: " .. ss.file_path .. " : " .. name_prfx)
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return false
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end
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return true
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end)
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--Check the root window with awful.screenshot.root() method
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table.insert(steps, function()
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local root_width, root_height = root.size()
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local ss = awful.screenshot { directory = "/tmp" }
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ss:refresh()
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local img = ss.surface
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assert(img)
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assert(get_pixel(img, 100, 100) == "#00ff00")
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assert(get_pixel(img, 199, 199) == "#00ff00")
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assert(get_pixel(img, 201, 201) ~= "#00ff00")
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assert(get_pixel(img, 2, 2) == "#ff0000")
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assert(get_pixel(img, root_width - 2, 2) == "#ff0000")
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assert(get_pixel(img, 2, root_height - 2) == "#ff0000")
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assert(get_pixel(img, root_width - 2, root_height - 2) == "#ff0000")
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if ss.screen ~= nil or ss.client ~= nil then
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error("Returned non nil screen or client for root screenshot")
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return false
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end
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return true
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end)
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-- Check the awful.screenshot.screen() method
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table.insert(steps, function()
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for s in screen do
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local geo = s.geometry
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local ss = awful.screenshot {screen = s, directory = "/tmp" }
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ss:refresh()
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local img = ss.surface
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assert(img)
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assert(get_pixel(img, 4, 4) == "#ff0000")
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assert(get_pixel(img, geo.width - 4, 4) == "#ff0000")
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assert(get_pixel(img, 4, geo.height - 4) == "#ff0000")
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assert(get_pixel(img, geo.width - 4, geo.height - 4) == "#ff0000")
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end
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-- Spawn for the client.content test
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assert(#client.get() == 0)
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spawn(tiny_client)
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return true
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end)
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-- Check the awful.screenshot.client() method
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table.insert(steps, function()
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if #client.get() ~= 1 then return end
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local c = client.get()[1]
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local geo = c:geometry()
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local ss = awful.screenshot {client = c, directory = "/tmp" }
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ss:refresh()
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local img = ss.surface
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assert(img)
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if get_pixel(img, math.floor(geo.width / 2), math.floor(geo.height / 2)) ~= "#0000ff" then
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return
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end
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-- Make sure the process finishes. Just `c:kill()` only
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-- closes the window. Adding some handlers to the GTK "app"
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-- created some unwanted side effects in the CI.
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awesome.kill(c.pid, 9)
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return true
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end)
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--Check the snipper toop with awful.screenshot.snipper() method
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table.insert(steps, function()
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--Make sure client from last test is gone
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if #client.get() ~= 0 then return end
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--Ensure mousegrabber is satisfied
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root.fake_input("button_press",1)
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return true
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end)
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table.insert(steps, function()
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root.fake_input("button_release",1)
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awesome.sync()
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return true
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end)
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table.insert(steps, function()
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local ss = awful.screenshot { interactive = true, directory = "/tmp" }
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ss:refresh()
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ss:connect_signal("snipping::success", snipper_cb)
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return true
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end)
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table.insert(steps, function()
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mouse.coords {x = 110, y = 110}
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return true
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end)
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table.insert(steps, function()
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root.fake_input("button_press",1)
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return true
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end)
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table.insert(steps, function()
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mouse.coords {x = 190, y = 190}
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awesome.sync()
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return true
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end)
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table.insert(steps, function()
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root.fake_input("button_release",1)
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return true
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end)
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table.insert(steps, function()
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if snipper_success == nil then return end
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return snipper_success
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end)
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--Check the snipper collapse and cancel
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table.insert(steps, function()
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--Make sure client from last test is gone
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if #client.get() ~= 0 then return end
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--Ensure mousegrabber is satisfied
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root.fake_input("button_press",1)
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return true
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end)
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table.insert(steps, function()
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root.fake_input("button_release",1)
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awesome.sync()
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return true
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end)
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table.insert(steps, function()
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local ss = awful.screenshot { interactive = true, directory = "/tmp" }
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ss:connect_signal("snipping::success", snipper_cb)
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return true
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end)
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table.insert(steps, function()
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mouse.coords {x = 110, y = 110}
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return true
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end)
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table.insert(steps, function()
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root.fake_input("button_press",1)
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return true
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end)
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table.insert(steps, function()
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root.fake_input("button_release",1)
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return true
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end)
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table.insert(steps, function()
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mouse.coords {x = 150, y = 150}
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awesome.sync()
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return true
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end)
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table.insert(steps, function()
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--Cause a rectangle collapse
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mouse.coords {x = 150, y = 110}
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awesome.sync()
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return true
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end)
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table.insert(steps, function()
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--Cancel snipper tool
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root.fake_input("button_press",3)
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return true
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end)
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table.insert(steps, function()
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root.fake_input("button_release",3)
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awesome.sync()
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return true
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end)
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table.insert(steps, function()
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local ss = awful.screenshot {
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geometry = {x = 100, y = 100, width = 100, height = 100}
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}
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ss:refresh()
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local img = ss.surface
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return get_pixel(img, 10, 10) == "#00ff00"
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end)
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local escape_works, enter_works = false, false
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table.insert(steps, function()
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local ss = awful.screenshot { interactive = true }
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ss:connect_signal("snipping::start", function()
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ss:connect_signal("snipping::cancelled", function() enter_works = true end)
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end)
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ss:refresh()
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return true
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end)
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table.insert(steps, function()
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if not enter_works then
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root.fake_input("key_press","Return")
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root.fake_input("key_release","Return")
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return
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end
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local ss = awful.screenshot { interactive = true }
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ss:connect_signal("snipping::cancelled", function() escape_works = true end)
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ss:refresh()
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return true
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end)
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-- Test auto-save
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table.insert(steps, function()
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if not escape_works then
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root.fake_input("key_press","Escape")
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root.fake_input("key_release","Escape")
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return
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end
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local called = false
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local save = awful.screenshot.save
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awful.screenshot.save = function() called = true end
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local ss = awful.screenshot { auto_save_delay = 0 }
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ss:connect_signal("snipping::cancelled", function() escape_works = true end)
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awful.screenshot.save = save
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assert(called)
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return true
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end)
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local timer_start, timer_tick, timer_timeout, saved = false, false, false, false
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-- Test delayed auto-save
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table.insert(steps, function()
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local ss = awful.screenshot { auto_save_tick_duration = 0.05 }
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ss:connect_signal("timer::started", function() timer_start = true end)
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ss:connect_signal("timer::tick", function() timer_tick = true end)
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ss:connect_signal("timer::timeout", function() timer_timeout = true end)
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ss:connect_signal("file::saved", function() saved = true end)
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ss.auto_save_delay = 1
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return true
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end)
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table.insert(steps, function()
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if not (timer_start and timer_tick and timer_timeout and saved) then return end
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return true
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end)
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table.insert(steps, function()
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local ss = awful.screenshot { auto_save_delay = 10 }
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-- Reach into some `if`.
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assert(not ss.selected_geometry)
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assert(not ss.surface)
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assert(#ss.surfaces == 0)
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ss.auto_save_delay = 0
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ss.minimum_size = 2
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ss.minimum_size = {width = 1, height = 1}
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ss.minimum_size = nil
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assert(ss.surface)
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assert(next(ss.surfaces) ~= nil)
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local count = 0
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local err = gdebug.print_error
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function gdebug.print_error()
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count = count + 1
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end
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-- Cause some validation failures.
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ss.prefix = "//////"
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assert(count == 1)
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ss.directory = "/tmp/////"
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ss.directory = "/tmp"
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ss.directory = "/root/"
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assert(count == 2)
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gdebug.print_error = err
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return true
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end)
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require("_runner").run_steps(steps)
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