awesome/spec/wibox/test_utils.lua

103 lines
3.2 KiB
Lua

---------------------------------------------------------------------------
-- @author Uli Schlachter
-- @copyright 2014 Uli Schlachter
---------------------------------------------------------------------------
local object = require("gears.object")
local matrix_equals = require("gears.matrix").equals
local base = require("wibox.widget.base")
local say = require("say")
local assert = require("luassert")
local no_parent = base.no_parent_I_know_what_I_am_doing
-- {{{ Own widget-based assertions
local function widget_fit(state, arguments)
if #arguments ~= 3 then
error("Have " .. #arguments .. " arguments, but need 3")
end
local widget = arguments[1]
local given = arguments[2]
local expected = arguments[3]
local w, h = base.fit_widget(no_parent, { "fake context" }, widget, given[1], given[2])
local fits = expected[1] == w and expected[2] == h
if state.mod == fits then
return true
end
-- For proper error message, mess with the arguments
arguments[1] = given[1]
arguments[2] = given[2]
arguments[3] = expected[1]
arguments[4] = expected[2]
arguments[5] = w
arguments[6] = h
return false
end
say:set("assertion.widget_fit.positive", "Offering (%s, %s) to widget and expected (%s, %s), but got (%s, %s)")
assert:register("assertion", "widget_fit", widget_fit, "assertion.widget_fit.positive", "assertion.widget_fit.positive")
local function widget_layout(state, arguments)
if #arguments ~= 3 then
error("Have " .. #arguments .. " arguments, but need 3")
end
local widget = arguments[1]
local given = arguments[2]
local expected = arguments[3]
local children = widget.layout and widget:layout({ "fake context" }, given[1], given[2]) or {}
local fits = true
if #children ~= #expected then
fits = false
else
for i = 1, #children do
local child, exp = children[i], expected[i]
if child._widget ~= exp._widget or
child._width ~= exp._width or
child._height ~= exp._height or
not matrix_equals(child._matrix, exp._matrix) then
fits = false
break
end
end
end
if state.mod == fits then
return true
end
-- For proper error message, mess with the arguments
arguments[1] = expected
arguments[2] = children
arguments[3] = given[1]
arguments[4] = given[2]
return false
end
say:set("assertion.widget_layout.positive", "Expected:\n%s\nbut got:\n%s\nwhen offering (%s, %s) to widget")
assert:register("assertion", "widget_layout", widget_layout, "assertion.widget_layout.positive", "assertion.widget_layout.positive")
-- }}}
return {
widget_stub = function(width, height)
local w = object()
w._private = {}
w:add_signal("widget::redraw_needed")
w:add_signal("widget::layout_changed")
w.is_widget = true
w._private.visible = true
w._private.opacity = 1
if width or height then
w.fit = function()
return width or 10, height or 10
end
end
w._private.widget_caches = {}
return w
end,
}
-- vim: filetype=lua:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:textwidth=80