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--
-- (C) 2021 - ntop.org
--
local ts_common = require("ts_common")
-- ##############################################
local function interpolateSerie_test1(test)
local serie = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}
local target_points = 19
local max_err_perc = 10
local res = ts_common.upsampleSerie(serie, target_points)
if not(#res == target_points) then
return test:assertion_failed("target_points == #res")
end
local sum = function(a)
local s = 0
for _, x in pairs(a) do
s = s + x
end
return s
end
local avg1 = sum(serie) / #serie
local avg2 = sum(res) / #res
local err = math.abs(avg1 - avg2)
local err_perc = err * 100 / avg1
if not(err_perc <= max_err_perc) then
return test:failure("err <= ".. max_err_perc .."%")
end
return test:success()
end
-- ##############################################
function run(tester)
local rv = tester.run_test("interpolateSerie:test1", interpolateSerie_test1)
return rv
end
return {
run = run
}
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