Nothing
library(gpuR)
context("Utility Functions")
if(detectGPUs() >= 1){
current_context <- set_device_context("gpu")
}else{
current_context <- currentContext()
}
test_that("detectGPUs() accepts appropriate input", {
# should function regardless of GPUs
expect_gte(detectGPUs(NULL), 0)
expect_gte(detectGPUs(1L), 0)
has_gpu_skip()
Nplatforms = detectPlatforms()
expect_error(detectGPUs(0))
expect_error(detectGPUs(c(2,3)))
expect_error(detectGPUs(Nplatforms + 7))
})
test_that("gpuInfo() accepts appropriate input", {
has_gpu_skip()
expect_error(gpuInfo(0, 0))
expect_error(gpuInfo(2, 2))
expect_error(gpuInfo(0, 1))
expect_error(gpuInfo(1, 0))
expect_error(gpuInfo(c(2,3), 1))
# expect_error(gpuInfo(1, detectGPUs() + 1))
expect_is(gpuInfo(), "list")
})
setContext(current_context)
current_context <- set_device_context("cpu")
test_that("cpuInfo() accepts appropriate input", {
has_cpu_skip()
expect_error(cpuInfo(0, 0))
expect_error(cpuInfo(2, 2))
expect_error(cpuInfo(0, 1))
expect_error(cpuInfo(1, 0))
expect_error(cpuInfo(c(2,3), 1))
expect_error(cpuInfo(1, detectCPUs() + 1))
expect_is(cpuInfo(), "list")
})
setContext(current_context)
test_that("detectCPUs() accepts correct input", {
# should function regardless of CPUs
expect_gte(detectCPUs(NULL), 0)
expect_gte(detectCPUs(1L), 0)
has_cpu_skip()
expect_error(detectCPUs(0))
expect_error(detectCPUs(c(2,3)))
expect_error(detectCPUs(detectPlatforms() + 7))
})
test_that("contexts behave correctly", {
expect_error(setContext(100),
info = "should through error on out-of-bounds context")
})
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