context("Check that computeFilaments behaves as expected")
+#shorthand: map 1->1, 2->2, 3->3, 4->1, ..., 149->2, 150->3
+I = function(i)
+ (i-1) %% 3 + 1
+
#MOCK data; NOTE: could be in inst/testdata as well
-getDataTest = function(n, shift)
+getDataTest = function(n)
{
+ data = Data$new()
x = seq(0,10,0.1)
L = length(x)
s1 = cos(x)
series = list()
for (i in seq_len(n))
{
- index = (i-1) %% 3 + 1 #map 1->1, 2->2, 3->3, 4->1, ..., 149->2, 150->3
- level = mean(s[[index]])
- serie = s[[index]] - level + rnorm(L,sd=0.01)
+ serie = s[[I(i)]] + rnorm(L,sd=0.01)
+ level = mean(serie)
+ serie = serie - level
# 10 series with NAs for index 2
- if (index == 2 && i >= 60 && i<= 90)
+ if (I(i) == 2 && i >= 60 && i<= 90)
serie[sample(seq_len(L),1)] = NA
- series[[i]] = list("level"=level,"serie"=serie) #no need for more
- }
- if (shift)
- {
- # Simulate shift at origin when predict_at > 0
- series[2:(n+1)] = series[1:n]
- series[[1]] = list("level"=0, "serie"=s[[1]][1:(L%/%2)])
+ data$append(c(), serie, level, c(), c()) #no need for more
}
- new("Data", data=series)
+ data
}
-test_that("output is as expected on simulated series, predict_at == 0",
+test_that("output is as expected on simulated series",
{
- data = getDataTest(150, shift=FALSE)
+ data = getDataTest(150)
# index 143 : serie type 2
f = computeFilaments(data, 143, limit=60, plot=FALSE)
- # Expected output: 23 series of type 3 (closer), then 50-3-10 series of type 2, then index 143
- expect_identical(length(f$indices), as.integer(61)) #61 because result also contain "today"
+ # Expected output: 23 series of type 3 (closer), then 50-3-10 series of type 2, then 143
+ expect_identical(length(f$indices), as.integer(61)) #61 because result also contain today
expect_identical(length(f$colors), as.integer(61))
+ expect_true(all(I(f$indices) >= 2))
for (i in 1:23)
{
- expect_equal((f$indices[i]-1) %% 3 + 1, 3)
+ expect_equal(I(f$indices[i]), 3)
expect_match(f$colors[i], f$colors[1])
}
for (i in 24:60)
{
- expect_equal((f$indices[i]-1) %% 3 + 1, 2)
+ expect_equal(I(f$indices[i]), 2)
expect_match(f$colors[i], f$colors[24])
}
expect_equal(f$indices[61], 143)
expect_match(f$colors[61], "#FF0000") #special color: current day in red
expect_match(f$colors[1], "#E*")
expect_match(f$colors[24], "#1*")
-})
-
-test_that("output is as expected on simulated series, predict_at > 0",
-{
- data = getDataTest(150, shift=TRUE)
-
- # index 142 : serie type 3
- f = computeFilaments(data, 142, limit=70, plot=FALSE)
- # Expected output: 24 series of type 2 (closer) then 50-4 series of type 3, then 142
- expect_identical(length(f$indices), as.integer(71))
- expect_identical(length(f$colors), as.integer(71))
- expect_true(all(f$indices >= 2)) #no type-1 neighbors
- for (i in 1:24)
- {
- # -1 + -1 because of the initial shift
- expect_equal((f$indices[i]-2) %% 3 + 1, 2)
- expect_match(f$colors[i], f$colors[1])
- }
- for (i in 25:70)
- {
- expect_equal((f$indices[i]-2) %% 3 + 1, 3)
- expect_match(f$colors[i], f$colors[25])
- }
- expect_equal(f$indices[71], 142)
- expect_match(f$colors[71], "#FF0000")
- expect_match(f$colors[1], "#E*")
- expect_match(f$colors[25], "#1*")
-})
-
-test_that("output is as expected on simulated series",
-{
- data = getDataTest(150, shift=TRUE)
- # index 143 : serie type 1
- f = computeFilaments(data, 143, limit=60, plot=FALSE)
- # Expected output: 23 series of type 3 (closer), then 50-10-3 series of type 1, then 143
+ # index 142 : serie type 1
+ f = computeFilaments(data, 142, limit=50, plot=FALSE)
+ # Expected output: 13 series of type 3 (closer), then 50-10-3 series of type 1, then 142
# NOTE: -10 because only past days with no-NAs tomorrow => exclude type 1 in [60,90[
- expect_identical(length(f$indices), as.integer(61))
- expect_identical(length(f$colors), as.integer(61))
- expect_true(all(f$indices >= 2)) #first_day should be 2
- for (i in 1:23)
+ expect_identical(length(f$indices), as.integer(51))
+ expect_identical(length(f$colors), as.integer(51))
+ expect_true(all(I(f$indices) != 2))
+ for (i in 1:13)
{
- expect_equal(( (f$indices[i]-2) %% 3 ) + 1, 3)
+ expect_equal(I(f$indices[i]), 3)
expect_match(f$colors[i], f$colors[1])
}
- for (i in 24:60)
+ for (i in 14:50)
{
- expect_equal(( (f$indices[i]-2) %% 3 ) + 1, 1)
- expect_match(f$colors[i], f$colors[24])
+ expect_equal(I(f$indices[i]), 1)
+ expect_match(f$colors[i], f$colors[14])
}
- expect_equal(f$indices[61], 143)
- expect_match(f$colors[61], "#FF0000")
+ expect_equal(f$indices[51], 142)
+ expect_match(f$colors[51], "#FF0000")
expect_match(f$colors[1], "#E*")
- expect_match(f$colors[24], "#1*")
+ expect_match(f$colors[14], "#1*")
})
projects / talweg.git / blobdiff