pkg/tests/testthat/test-computeFilaments.R

   1 context("computeFilaments")
   2
   3 test_that("output is as expected on simulated series",
   4 {
   5     data = getDataTest(150)
   6
   7     # index 144 : serie type 3, yersteday type 2
   8     pred = computeForecast(data, 144, "Neighbors", "Zero", predict_from=1,
   9         horizon=length(data$getSerie(1)), simtype="endo", local=FALSE, window=1, opera=TRUE)
  10     f = computeFilaments(data, pred, 1, limit=60, plot=FALSE)
  11
  12     # Expected output: 50-3-10 series of type 2+1 = 3,
  13     # then 23 series of type 3+1 %% 3 = 1 (3 = closest next)
  14     expect_identical(length(f$neighb_indices), as.integer(60))
  15     expect_identical(length(f$colors), as.integer(60))
  16     expect_equal(f$index, 144)
  17     expect_true(all(I(f$neighb_indices) != 2))
  18     for (i in 1:37)
  19     {
  20         expect_equal(I(f$neighb_indices[i]), 3)
  21         expect_match(f$colors[i], f$colors[1])
  22     }
  23     for (i in 38:60)
  24     {
  25         expect_equal(I(f$neighb_indices[i]), 1)
  26         expect_match(f$colors[i], f$colors[38])
  27     }
  28     expect_match(f$colors[1], "#1*")
  29     expect_match(f$colors[38], "#E*")
  30
  31     # index 143 : serie type 2
  32     pred = computeForecast(data, 143, "Neighbors", "Zero", predict_from=1,
  33         horizon=length(data$getSerie(1)), simtype="endo", local=FALSE, window=1, opera=TRUE)
  34     f = computeFilaments(data, pred, 1, limit=50, plot=FALSE)
  35
  36     # Expected output: 50-10-3 series of type 1+1=2,
  37     # then 13 series of type 3+1 %% 3 = 1 (closest next)
  38     # NOTE: -10 because only past tomorrows with no-NAs yerstedays
  39     #        => exclude type 2 in [60,90[
  40     expect_identical(length(f$neighb_indices), as.integer(50))
  41     expect_identical(length(f$colors), as.integer(50))
  42     expect_equal(f$index, 143)
  43     expect_true(all(I(f$neighb_indices) <= 2))
  44     for (i in 1:37)
  45     {
  46         expect_equal(I(f$neighb_indices[i]), 2)
  47         expect_match(f$colors[i], f$colors[1])
  48     }
  49     for (i in 38:50)
  50     {
  51         expect_equal(I(f$neighb_indices[i]), 1)
  52         expect_match(f$colors[i], f$colors[38])
  53     }
  54     expect_match(f$colors[1], "#1*")
  55     expect_match(f$colors[38], "#E*")
  56 })