# Simple test for makeNA and impNA
#
# Author: alex
###############################################################################
library(VIM)
data(sleep)
newsamp <- sleep[1:10,]
newsamp[is.na(newsamp)] <- 999999
# only missing values (999999) should be imputed (e.g. in the first 10 rows of the imputed
# data set
## checking kNN
# checking kNN if NAs are imputed if impNA==FALSE",{
sI <- kNN(rbind(newsamp,sleep),impNA = FALSE,variable=colnames(sleep),makeNA = rep(999999,ncol(sleep)))
expect_false(any(unlist(sI[-c(1:10),grep("_imp",colnames(sI))])),info=
"NAs should not be computed by kNN if impNA is set to FALSE")
expect_false(any(is.na(unlist(sI[1:10,]))),info=
"999999 should be imputed if it is set as makeNA in kNN")
### checking hotdeck
# checking hotdeck if NAs are imputed if impNA==FALSE",{
sI2 <- hotdeck(rbind(newsamp,sleep),impNA = FALSE,variable=colnames(sleep),makeNA = as.list(rep(999999,ncol(sleep))))
expect_false(any(unlist(sI2[-c(1:10),grep("_imp",colnames(sI2))])), info=
"NAs should not be computed by hotdeck if impNA is set to FALSE")
expect_false(any(is.na(unlist(sI2[1:10,])))||any(unlist(sI2[1:10,])==999999),info=
"999999 should be imputed if it is set as makeNA in hotdeck")
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