Nothing
context('Finalizer')
test_that('Finalizer', {
counts <- dipsaus::fastmap2()
counts[['run']] <- 0
fin <- function(e){
counts[['run']] <- counts[['run']] + 1
invisible()
}
e1 <- new.env()
dipsaus_sessionfinalizer$finalize()
finalizer <- dipsaus_sessionfinalizer$register(key = digest::digest(fin), object = e1,
finalizer = fin, onexit = FALSE)
reg.finalizer(e1, finalizer)
invisible(gc(verbose = FALSE))
expect_equal(counts[['run']], 0)
rm(e1)
invisible(gc(verbose = FALSE))
expect_equal(counts[['run']], 1)
e1 <- new.env()
finalizer1 <- dipsaus_sessionfinalizer$register(key = '123', object = e1,
finalizer = fin, onexit = FALSE)
reg.finalizer(e1, finalizer1)
finalizer12 <- dipsaus_sessionfinalizer$register(key = '124', object = e1,
finalizer = fin, onexit = FALSE)
reg.finalizer(e1, finalizer12)
finalizer13 <- dipsaus_sessionfinalizer$register(key = '124', object = e1,
finalizer = fin, onexit = FALSE)
reg.finalizer(e1, finalizer13)
e2 <- new.env()
finalizer2 <- dipsaus_sessionfinalizer$register(key = '123', object = e2,
finalizer = fin, onexit = FALSE)
reg.finalizer(e2, finalizer2)
invisible(gc(verbose = FALSE))
expect_equal(counts[['run']], 1)
rm(e1)
invisible(gc(verbose = FALSE))
expect_equal(counts[['run']], 2)
rm(e2)
invisible(gc(verbose = FALSE))
expect_equal(counts[['run']], 3)
})
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