+++ /dev/null
-context("Check that computeFilaments behaves as expected")
-
-getDataTest = function(n, shift)
-{
- x = seq(0,10,0.1)
- L = length(x)
- s1 = cos(x)
- s2 = sin(x)
- s3 = c( s1[1:(L%/%2)] , s2[(L%/%2+1):L] )
- #sum((s1-s2)^2) == 97.59381
- #sum((s1-s3)^2) == 57.03051
- #sum((s2-s3)^2) == 40.5633
- s = list( s1, s2, s3 )
- series = list()
- for (i in seq_len(n))
- {
- index = (i%%3) + 1
- level = mean(s[[index]])
- serie = s[[index]] - level + rnorm(L,sd=0.05)
- # 10 series with NAs for index 2
- if (index == 2 && i >= 60 && i<= 90)
- serie[sample(seq_len(L),1)] = NA
- series[[i]] = list("level"=level,"serie"=serie) #no need for more
- }
- if (shift)
- {
- # Simulate shift at origin when predict_at > 0
- series[2:(n+1)] = series[1:n]
- series[[1]] = list("level"=0, "serie"=s[[1]][1:(L%/%2)])
- }
- new("Data", data=series)
-}
-
-test_that("output is as expected on simulated series",
-{
- data = getDataTest(150, FALSE)
-
- # index 142 : serie type 2
- f = computeFilaments(data, 142, limit=60, plot=FALSE)
- # Expected output: 22 series of type 3 (closer), then 50-2-10 series of type 2
- expect_identical(length(f$indices), 60)
- expect_identical(length(f$colors), 60)
- for (i in 1:22)
- {
- expect_identical((f$indices[i] %% 3) + 1, 3)
- expect_match(f2$colors[i], f$colors[1])
- }
- for (i in 23:60)
- {
- expect_identical((f$indices[i] %% 3) + 1, 2)
- expect_match(f2$colors[i], f$colors[23])
- }
- expect_match(colors[1], "...")
- expect_match(colors[23], "...")
-})
-
-test_that("output is as expected on simulated series",
-{
- data = getDataTest(150, TRUE)
-
- # index 143 : serie type 3
- f = computeFilaments(data, 143, limit=70, plot=FALSE)
- # Expected output: 22 series of type 2 (closer) then 50-2 series of type 3
- expect_identical(length(f$indices), 70)
- expect_identical(length(f$colors), 70)
- for (i in 1:22)
- {
- # -1 because of the initial shift
- expect_identical(( (f$indices[i]-1) %% 3 ) + 1, 2)
- expect_match(f$colors[i], f$colors[1])
- }
- for (i in 23:70)
- {
- expect_identical(( (f$indices[i]-1) %% 3 ) + 1, 3)
- expect_match(f$colors[i], f$colors[23])
- }
- expect_match(colors[1], "...")
- expect_match(colors[23], "...")
-})
-
-test_that("output is as expected on simulated series",
-{
- data = getDataTest(150, TRUE)
-
- # index 144 : serie type 1
- f = computeFilaments(data, 144, limit=50, plot=FALSE)
- # Expected output: 2 series of type 3 (closer), then 50-2 series of type 1
- expect_identical(length(f$indices), 50)
- expect_identical(length(f$colors), 50)
- for (i in 1:2)
- {
- # -1 because of the initial shift
- expect_identical(( (f$indices[i]-1) %% 3 ) + 1, 3)
- expect_match(f$colors[i], f$colors[1])
- }
- for (i in 3:50)
- {
- expect_identical(( (f$indices[i]-1) %% 3 ) + 1, 1)
- expect_match(f$colors[i], f$colors[3])
- }
- expect_match(colors[1], "...")
- expect_match(colors[3], "...")
-})