nodemcu-firmware/lua_tests/mispec_ws2812.lua

154 lines
5.5 KiB
Lua

require 'mispec'
local buffer, buffer1, buffer2
local function initBuffer(buffer, ...)
local i,v
for i,v in ipairs({...}) do
buffer:set(i, v, v*2, v*3, v*4)
end
return buffer
end
local function equalsBuffer(buffer1, buffer2)
return eq(buffer1:dump(), buffer2:dump())
end
describe('WS2812 buffers', function(it)
it:should('initialize a buffer', function()
buffer = ws2812.newBuffer(9, 3)
ko(buffer == nil)
ok(eq(buffer:size(), 9), "check size")
ok(eq(buffer:dump(), string.char(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0)), "initialize with 0")
failwith("should be a positive integer", ws2812.newBuffer, 9, 0)
failwith("should be a positive integer", ws2812.newBuffer, 9, -1)
failwith("should be a positive integer", ws2812.newBuffer, 0, 3)
failwith("should be a positive integer", ws2812.newBuffer, -1, 3)
end)
it:should('have correct size', function()
buffer = ws2812.newBuffer(9, 3)
ok(eq(buffer:size(), 9), "check size")
buffer = ws2812.newBuffer(9, 22)
ok(eq(buffer:size(), 9), "check size")
buffer = ws2812.newBuffer(13, 1)
ok(eq(buffer:size(), 13), "check size")
end)
it:should('fill a buffer with one color', function()
buffer = ws2812.newBuffer(3, 3)
buffer:fill(1,222,55)
ok(eq(buffer:dump(), string.char(1,222,55,1,222,55,1,222,55)), "RGB")
buffer = ws2812.newBuffer(3, 4)
buffer:fill(1,222,55, 77)
ok(eq(buffer:dump(), string.char(1,222,55,77,1,222,55,77,1,222,55,77)), "RGBW")
end)
it:should('replace correctly', function()
buffer = ws2812.newBuffer(5, 3)
buffer:replace(string.char(3,255,165,33,0,244,12,87,255))
ok(eq(buffer:dump(), string.char(3,255,165,33,0,244,12,87,255,0,0,0,0,0,0)), "RGBW")
buffer = ws2812.newBuffer(5, 3)
buffer:replace(string.char(3,255,165,33,0,244,12,87,255), 2)
ok(eq(buffer:dump(), string.char(0,0,0,3,255,165,33,0,244,12,87,255,0,0,0)), "RGBW")
buffer = ws2812.newBuffer(5, 3)
buffer:replace(string.char(3,255,165,33,0,244,12,87,255), -5)
ok(eq(buffer:dump(), string.char(3,255,165,33,0,244,12,87,255,0,0,0,0,0,0)), "RGBW")
failwith("Does not fit into destination", function() buffer:replace(string.char(3,255,165,33,0,244,12,87,255), 4) end)
end)
it:should('replace correctly issue #2921', function()
local buffer = ws2812.newBuffer(5, 3)
buffer:replace(string.char(3,255,165,33,0,244,12,87,255), -7)
ok(eq(buffer:dump(), string.char(3,255,165,33,0,244,12,87,255,0,0,0,0,0,0)), "RGBW")
end)
it:should('get/set correctly', function()
buffer = ws2812.newBuffer(3, 4)
buffer:fill(1,222,55,13)
ok(eq({buffer:get(2)},{1,222,55,13}))
buffer:set(2, 4,53,99,0)
ok(eq({buffer:get(1)},{1,222,55,13}))
ok(eq({buffer:get(2)},{4,53,99,0}))
ok(eq(buffer:dump(), string.char(1,222,55,13,4,53,99,0,1,222,55,13)), "RGBW")
failwith("index out of range", function() buffer:get(0) end)
failwith("index out of range", function() buffer:get(4) end)
failwith("index out of range", function() buffer:set(0,1,2,3,4) end)
failwith("index out of range", function() buffer:set(4,1,2,3,4) end)
failwith("number expected, got no value", function() buffer:set(2,1,2,3) end)
-- failwith("extra values given", function() buffer:set(2,1,2,3,4,5) end)
end)
it:should('fade correctly', function()
buffer = ws2812.newBuffer(1, 3)
buffer:fill(1,222,55)
buffer:fade(2)
ok(buffer:dump() == string.char(0,111,27), "RGB")
buffer:fill(1,222,55)
buffer:fade(3, ws2812.FADE_OUT)
ok(buffer:dump() == string.char(0,222/3,55/3), "RGB")
buffer:fill(1,222,55)
buffer:fade(3, ws2812.FADE_IN)
ok(buffer:dump() == string.char(3,255,165), "RGB")
buffer = ws2812.newBuffer(1, 4)
buffer:fill(1,222,55, 77)
buffer:fade(2, ws2812.FADE_OUT)
ok(eq(buffer:dump(), string.char(0,111,27,38)), "RGBW")
end)
it:should('mix correctly issue #1736', function()
buffer1 = ws2812.newBuffer(1, 3)
buffer2 = ws2812.newBuffer(1, 3)
buffer1:fill(10,22,54)
buffer2:fill(10,27,55)
buffer1:mix(256/8*7,buffer1,256/8,buffer2)
ok(eq({buffer1:get(1)}, {10,23,54}))
end)
it:should('mix saturation correctly ', function()
buffer1 = ws2812.newBuffer(1, 3)
buffer2 = ws2812.newBuffer(1, 3)
buffer1:fill(10,22,54)
buffer2:fill(10,27,55)
buffer1:mix(256/2,buffer1,-256,buffer2)
ok(eq({buffer1:get(1)}, {0,0,0}))
buffer1:fill(10,22,54)
buffer2:fill(10,27,55)
buffer1:mix(25600,buffer1,256/8,buffer2)
ok(eq({buffer1:get(1)}, {255,255,255}))
buffer1:fill(10,22,54)
buffer2:fill(10,27,55)
buffer1:mix(-257,buffer1,255,buffer2)
ok(eq({buffer1:get(1)}, {0,5,1}))
end)
it:should('mix with strings correctly ', function()
buffer1 = ws2812.newBuffer(1, 3)
buffer2 = ws2812.newBuffer(1, 3)
buffer1:fill(10,22,54)
buffer2:fill(10,27,55)
buffer1:mix(-257,buffer1:dump(),255,buffer2:dump())
ok(eq({buffer1:get(1)}, {0,5,1}))
end)
it:should('power', function()
buffer = ws2812.newBuffer(2, 4)
buffer:fill(10,22,54,234)
ok(eq(buffer:power(), 2*(10+22+54+234)))
end)
end)
mispec.run()