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# This unit test tests the consistence between list of indices and vector of indices.
# 1. transform
# 2. no transform
# 3. transform, indices reversed
# 4. no transform, indices reversed
context("List of indices and vector of indices")
test_that("1. transform", {
# lat and lon are lists of indices
suppressWarnings(
exp1 <- Start(dat = '/esarchive/exp/ecmwf/system5_m1/monthly_mean/$var$_f6h/$var$_$sdate$.nc',
var = 'tas',
sdate = '20000101',
ensemble = indices(1),
time = indices(1),
latitude = indices(list(1, 30)),
latitude_reorder = Sort(),
longitude = indices(list(1, 40)),
longitude_reorder = CircularSort(0, 360),
transform = CDORemapper,
transform_params = list(grid = 'r100x50',
method = 'con',
crop = c(0, 11, -90, -81)),
transform_vars = c('latitude', 'longitude'),
transform_extra_cells = 8,
synonims = list(latitude = c('lat', 'latitude'),
longitude = c('longitude', 'lon')),
return_vars = list(latitude = NULL,
longitude = NULL,
time = 'sdate'),
retrieve= T)
)
# lat and lon are vectors of indices
suppressWarnings(
exp2 <- Start(dat = '/esarchive/exp/ecmwf/system5_m1/monthly_mean/$var$_f6h/$var$_$sdate$.nc',
var = 'tas',
sdate = '20000101',
ensemble = indices(1),
time = indices(1),
latitude = 1:30,
latitude_reorder = Sort(),
longitude = 1:40,
longitude_reorder = CircularSort(0, 360),
transform = CDORemapper,
transform_params = list(grid = 'r100x50',
method = 'con',
crop = c(0, 11, -90, -81)),
transform_vars = c('latitude', 'longitude'),
transform_extra_cells = 8,
synonims = list(latitude = c('lat', 'latitude'),
longitude = c('longitude', 'lon')),
return_vars = list(latitude = NULL,
longitude = NULL,
time = 'sdate'),
retrieve= T)
)
expect_equal(
as.vector(exp1),
as.vector(exp2)
)
})
#############################################################
#############################################################
#############################################################
test_that("2. no transform", {
# lat and lon are lists of indices
suppressWarnings(
exp1 <- Start(dat = '/esarchive/exp/ecmwf/system5_m1/monthly_mean/$var$_f6h/$var$_$sdate$.nc',
var = 'tas',
sdate = '20000101',
ensemble = indices(1),
time = indices(1),
latitude = indices(list(1, 30)),
latitude_reorder = Sort(),
longitude = indices(list(1, 40)),
longitude_reorder = CircularSort(0, 360),
synonims = list(latitude = c('lat', 'latitude'),
longitude = c('longitude', 'lon')),
return_vars = list(latitude = NULL,
longitude = NULL,
time = 'sdate'),
retrieve= T)
)
# lat and lon are vectors of indices
suppressWarnings(
exp2 <- Start(dat = '/esarchive/exp/ecmwf/system5_m1/monthly_mean/$var$_f6h/$var$_$sdate$.nc',
var = 'tas',
sdate = '20000101',
ensemble = indices(1),
time = indices(1),
latitude = 1:30,
latitude_reorder = Sort(),
longitude = 1:40,
longitude_reorder = CircularSort(0, 360),
synonims = list(latitude = c('lat', 'latitude'),
longitude = c('longitude', 'lon')),
return_vars = list(latitude = NULL,
longitude = NULL,
time = 'sdate'),
retrieve= T)
)
expect_equal(
as.vector(exp1),
as.vector(exp2)
)
})
#############################################################
#############################################################
#############################################################
# PROBLEM:
# latitude is -81 to -88.2 now, but it should be 81 to 88.2 because the indices is retrieved first then do the transform (aiat = F); and it should be ascending.
# .. ..$ latitude : num [1:3(1d)] -81 -84.6 -88.2
test_that("3. transform, indices reverse", {
# lat and lon are lists of indices
suppressWarnings(
exp1 <- Start(dat = '/esarchive/exp/ecmwf/system5_m1/monthly_mean/$var$_f6h/$var$_$sdate$.nc',
var = 'tas',
sdate = '20000101',
ensemble = indices(1),
time = indices(1),
latitude = indices(list(30, 1)),
latitude_reorder = Sort(),
longitude = indices(list(1, 40)), # can't reverse. Different meaning
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longitude_reorder = CircularSort(0, 360),
transform = CDORemapper,
transform_params = list(grid = 'r100x50',
method = 'con',
crop = c(0, 11, -90, -81)),
transform_vars = c('latitude', 'longitude'),
transform_extra_cells = 8,
synonims = list(latitude = c('lat', 'latitude'),
longitude = c('longitude', 'lon')),
return_vars = list(latitude = NULL,
longitude = NULL,
time = 'sdate'),
retrieve= T)
)
# lat and lon are vectors of indices
suppressWarnings(
exp2 <- Start(dat = '/esarchive/exp/ecmwf/system5_m1/monthly_mean/$var$_f6h/$var$_$sdate$.nc',
var = 'tas',
sdate = '20000101',
ensemble = indices(1),
time = indices(1),
latitude = 30:1,
latitude_reorder = Sort(),
longitude = 40:1,
longitude_reorder = CircularSort(0, 360),
transform = CDORemapper,
transform_params = list(grid = 'r100x50',
method = 'con',
crop = c(0, 11, -90, -81)),
transform_vars = c('latitude', 'longitude'),
transform_extra_cells = 8,
synonims = list(latitude = c('lat', 'latitude'),
longitude = c('longitude', 'lon')),
return_vars = list(latitude = NULL,
longitude = NULL,
time = 'sdate'),
retrieve= T)
)
expect_equal(
as.vector(exp2)
)
})
################################################################
################################################################
################################################################
test_that("4. no transform, indices reverse", {
# lat and lon are lists of indices
suppressWarnings(
exp1 <- Start(dat = '/esarchive/exp/ecmwf/system5_m1/monthly_mean/$var$_f6h/$var$_$sdate$.nc',
var = 'tas',
sdate = '20000101',
ensemble = indices(1),
time = indices(1),
latitude = indices(list(30, 1)),
latitude_reorder = Sort(),
longitude = indices(list(1, 40)), # can't reverse. different meaning
longitude_var = 'longitude',
longitude_reorder = CircularSort(0, 360),
synonims = list(latitude = c('lat', 'latitude'),
longitude = c('longitude', 'lon')),
return_vars = list(latitude = NULL,
longitude = NULL,
time = 'sdate'),
retrieve= T)
)
# lat and lon are vectors of indices
suppressWarnings(
exp2 <- Start(dat = '/esarchive/exp/ecmwf/system5_m1/monthly_mean/$var$_f6h/$var$_$sdate$.nc',
var = 'tas',
sdate = '20000101',
ensemble = indices(1),
time = indices(1),
latitude = 30:1,
latitude_reorder = Sort(),
longitude = 40:1,
longitude_reorder = CircularSort(0, 360),
synonims = list(latitude = c('lat', 'latitude'),
longitude = c('longitude', 'lon')),
return_vars = list(latitude = NULL,
longitude = NULL,
time = 'sdate'),
retrieve= T)
)
expect_equal(