evan
9e58e72bf6
clang-format had no config here, so adopting the submodule's puts both repos on the same pointer alignment. .editorconfig is what lua-language-server reads on save, which is why the Lua tree had drifted between tabs and two widths.
89 lines
3.1 KiB
Lua
89 lines
3.1 KiB
Lua
-- Run: lua test/statusbar_dirty.lua
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-- Asserts the bar repaints only what changed, and that it notices the two things it can
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-- only learn by looking: rotation and theme. The clock is pinned unsynced so its text is
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-- constant and every other field can be steered on its own.
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package.path = "sdcard/.lua/lib/?.lua;test/?.lua;" .. package.path
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local device = require("fake_device").install()
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local ui = require "ui"
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local statusbar = require "statusbar"
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device.clockSynced = false
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-- Returns the labels drawn by one draw() call.
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local function paint()
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device.painted = {}
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device.lines = {}
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statusbar.draw(true, false)
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local labels = {}
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for _, entry in ipairs(device.painted) do
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labels[#labels + 1] = entry.label
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end
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return labels
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end
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local function has(labels, want)
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for _, label in ipairs(labels) do
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if label == want then
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return true
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end
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end
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return false
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end
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local first = paint()
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assert(has(first, device.appName), "first draw paints the app name")
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assert(has(first, "--:--:--"), "first draw paints the clock")
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assert(has(first, "117kB"), "first draw paints used memory")
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assert(#device.lines == 5, "offline wifi adds one diagonal to the back chevron lines")
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assert(#paint() == 0, "an unchanged bar paints nothing")
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device.freeHeap = device.freeHeap - 32000
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local memOnly = paint()
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assert(#memOnly == 1 and memOnly[1] == "148kB", "only the memory slot repaints")
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device.status = { state = "connected", ssid = "x", ip = "", rssi = -50 }
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assert(#paint() == 0 and #device.lines == 0, "connected signal bars have no cross")
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device.status = { state = "disconnected", ssid = "", ip = "", rssi = 0 }
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assert(#paint() == 0 and #device.lines == 1, "disconnected wifi draws one diagonal cross")
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local beforePressed = #device.roundRects
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statusbar.draw(true, true)
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assert(#device.roundRects == beforePressed + 1, "pressing back repaints its button")
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statusbar.draw(true, false)
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-- Rotation and theme invalidate everything, because every slot moves or recolors.
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device.rotation = 180
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assert(has(paint(), device.appName), "rotation repaints the whole bar")
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assert(#paint() == 0, "and settles again afterwards")
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ui.setTheme "dark"
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assert(has(paint(), device.appName), "a theme change repaints the whole bar")
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-- An app renaming itself is a bar change like any other, with no invalidation call.
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sys.setAppTitle "settings - wifi"
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assert(has(paint(), "settings - wifi"), "a renamed app repaints the whole bar")
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assert(#paint() == 0, "and settles again afterwards")
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-- A name wide enough to reach the memory slot is clipped, not drawn over it.
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sys.setAppTitle(string.rep("w", 60))
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local clipped
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for _, label in ipairs(paint()) do
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if label:sub(1, 1) == "w" then
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clipped = label
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end
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end
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assert(clipped and #clipped < 60, "an over-long name is clipped, got " .. #(clipped or ""))
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sys.setAppTitle "test"
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-- Leaving fullscreen is the one change draw() cannot see: the app painted over the bar
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-- while nothing about the bar's own state moved.
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ui.setTheme "light"
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paint()
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statusbar.setFullscreen(true)
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statusbar.setFullscreen(false)
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assert(has(paint(), device.appName), "leaving fullscreen repaints the whole bar")
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print "ok"
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