Nothing
download_saga <- function(surl) {
# Downloads a saga windows x64 binary from sourceforge
saga_zipdir <- file.path(tempdir(), tools::file_path_sans_ext(basename(surl)))
dir.create(saga_zipdir, showWarnings = FALSE)
err <- tryCatch(
{
download.file(
url = surl,
destfile = tempfile(tmpdir = saga_zipdir, fileext = ".zip"),
quiet = TRUE
)
unzip(
zipfile = list.files(saga_zipdir, full.names = TRUE),
exdir = saga_zipdir
)
},
error = function(e) {
return(NULL)
}
)
if (!is.null(err)) {
saga_bin <- file.path(
list.dirs(path = saga_zipdir, recursive = FALSE),
"saga_cmd.exe"
)
} else {
saga_bin <- NULL
}
return(saga_bin)
}
testthat::test_that("initiation of SAGA-GIS 2.3.1", {
testthat::skip_on_cran()
testthat::skip_if_not(
Sys.info()["sysname"] == "Windows" &
Sys.info()["machine"] == "x86-64"
)
saga_url <-
"https://sourceforge.net/projects/saga-gis/files/SAGA%20-%202/SAGA%202.3.1/saga_2.3.1_x64.zip"
saga_bin <- download_saga(saga_url)
if (!is.null(saga_bin)) {
saga <- saga_gis(saga_bin)
testthat::expect_false(is.null(saga))
testthat::expect_gt(length(saga), 0)
testthat::expect_s4_class(
saga$grid_calculus$random_terrain(iterations = 1, radius = 1),
"SpatRaster"
)
unlink(dirname(saga_bin), recursive = TRUE)
}
})
testthat::test_that("initiation of SAGA-GIS 6.0.0", {
testthat::skip_on_cran()
testthat::skip_if_not(
Sys.info()["sysname"] == "Windows" &
Sys.info()["machine"] == "x86-64"
)
saga_url <-
"https://sourceforge.net/projects/saga-gis/files/SAGA%20-%206/SAGA%20-%206.0.0/saga-6.0.0_x64.zip"
saga_bin <- download_saga(saga_url)
if (!is.null(saga_bin)) {
saga <- saga_gis(saga_bin)
testthat::expect_false(is.null(saga))
testthat::expect_gt(length(saga), 0)
testthat::expect_s4_class(
saga$grid_calculus$random_terrain(iterations = 1, radius = 1),
"SpatRaster"
)
unlink(dirname(saga_bin), recursive = TRUE)
}
})
testthat::test_that("initiation of SAGA-GIS 7.0.0", {
testthat::skip_on_cran()
testthat::skip_if_not(
Sys.info()["sysname"] == "Windows" &
Sys.info()["machine"] == "x86-64"
)
saga_url <-
"https://sourceforge.net/projects/saga-gis/files/SAGA%20-%207/SAGA%20-%207.0.0/saga-7.0.0_x64.zip"
saga_bin <- download_saga(saga_url)
if (!is.null(saga_bin)) {
saga <- saga_gis(saga_bin)
testthat::expect_false(is.null(saga))
testthat::expect_gt(length(saga), 0)
testthat::expect_s4_class(
saga$grid_calculus$random_terrain(iterations = 1, radius = 1),
"SpatRaster"
)
unlink(dirname(saga_bin), recursive = TRUE)
}
})
testthat::test_that("initiation of SAGA-GIS 7.4.0", {
testthat::skip_on_cran()
testthat::skip_if_not(
Sys.info()["sysname"] == "Windows" &
Sys.info()["machine"] == "x86-64"
)
saga_url <-
"https://sourceforge.net/projects/saga-gis/files/SAGA%20-%207/SAGA%20-%207.4.0/saga-7.4.0_x64.zip"
saga_bin <- download_saga(saga_url)
if (!is.null(saga_bin)) {
saga <- saga_gis(saga_bin)
testthat::expect_false(is.null(saga))
testthat::expect_gt(length(saga), 0)
testthat::expect_s4_class(
saga$grid_calculus$random_terrain(iterations = 1, radius = 1),
"SpatRaster"
)
unlink(dirname(saga_bin), recursive = TRUE)
}
})
testthat::test_that("initiation of SAGA-GIS 8.0.1", {
testthat::skip_on_cran()
testthat::skip_if_not(
Sys.info()["sysname"] == "Windows" &
Sys.info()["machine"] == "x86-64"
)
saga_url <-
"https://sourceforge.net/projects/saga-gis/files/SAGA%20-%208/SAGA%20-%208.0.1/saga-8.0.1_x64.zip"
saga_bin <- download_saga(saga_url)
if (!is.null(saga_bin)) {
saga <- saga_gis(saga_bin)
testthat::expect_false(is.null(saga))
testthat::expect_gt(length(saga), 0)
testthat::expect_s4_class(
saga$grid_calculus$random_terrain(iterations = 1, radius = 1),
"SpatRaster"
)
unlink(dirname(saga_bin), recursive = TRUE)
}
})
testthat::test_that("initiation of SAGA-GIS 9.0.1", {
testthat::skip_on_cran()
testthat::skip_if_not(
Sys.info()["sysname"] == "Windows" &
Sys.info()["machine"] == "x86-64"
)
saga_url <-
"https://sourceforge.net/projects/saga-gis/files/SAGA%20-%209/SAGA%20-%209.0.1/saga-9.0.1_x64.zip"
saga_bin <- download_saga(saga_url)
if (!is.null(saga_bin)) {
saga <- saga_gis(saga_bin)
testthat::expect_false(is.null(saga))
testthat::expect_gt(length(saga), 0)
testthat::expect_s4_class(
saga$grid_calculus$random_terrain(iterations = 1, radius = 1),
"SpatRaster"
)
unlink(dirname(saga_bin), recursive = TRUE)
}
})
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