evan
b2f58118e1
Remove OpenFontRender, embedded Meslo assets, custom-font APIs, and their runtime allocation overhead. Keep the taller status layout and compact card grid, with used RAM, aligned faded WiFi bars, and tighter telemetry rows.
75 lines
2.7 KiB
Lua
75 lines
2.7 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/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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statusbar.draw(true)
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local labels = {}
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for _, entry in ipairs(device.painted) do labels[#labels + 1] = entry.label 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 if label == want then return true end 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(#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, "signal bars are not text, so nothing is drawn")
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device.status = {state = "disconnected", ssid = "", ip = "", rssi = 0}
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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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device.theme = "dark"
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ui.reloadTheme()
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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.setAppName("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.setAppName(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 clipped = label 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.setAppName("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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device.theme = "light"
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ui.reloadTheme()
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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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