Nothing
library(lumberjack)
## simple logger
logfile <- tempfile()
i2 <- start_log(iris, simple$new(verbose=FALSE))
i2 <- i2 %>>% identity()
i2 <- i2 %>>% head()
i2 <- dump_log(i2, file=logfile, stop=TRUE)
expect_equal(nrow(read.csv(logfile)),2)
# crash test: does multi-piping work under NSE?
i2 <- head(women) %>>%
start_log(simple$new(verbose=FALSE)) %>>%
identity() %>>%
dump_log(file=logfile)
expect_true(file.exists(logfile))
#If we dump to the same file we expect an overwrite.
logger <- simple$new()
iris %>>% start_log(logger) %>>% head() %>>% stop_log(dump=FALSE)
expect_equal(nrow(logger$logdata()), 1L)
expect_equal(nrow(read.csv(logfile)), 1L)
expect_true("label" %in% ls(simple$new()))
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