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#############################################################################
#
# XLConnect
# Copyright (C) 2010-2021 Mirai Solutions GmbH
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
#
#############################################################################
#############################################################################
#
# Tests for checking equality of data.frame's being written to and read
# from Excel worksheets
#
# Author: Martin Studer, Mirai Solutions GmbH
# Author: Thomas Themel, Mirai Solutions GmbH
#
#############################################################################
test.writeWorksheetToFile <- function() {
# Create workbooks
file.xls <- "testWriteWorksheetToFileWorkbook.xls"
file.xlsx <- "testWriteWorksheetToFileWorkbook.xlsx"
if(file.exists(file.xls)) {
file.remove(file.xls)
}
if(file.exists(file.xlsx)) {
file.remove(file.xlsx)
}
testDataFrame <- function(file, df) {
worksheet <- deparse(substitute(df))
print(paste("Writing dataset ", worksheet, "to file", file))
name <- paste(worksheet, "Region", sep="")
writeWorksheetToFile(file, data=df, sheet=name)
res <- readWorksheetFromFile(file, sheet=name)
checkEquals(normalizeDataframe(df), res, check.attributes = FALSE, check.names = TRUE)
}
if(getOption("FULL.TEST.SUITE")) {
# built-in dataset mtcars (*.xls)
testDataFrame(file.xls, mtcars)
# built-in dataset mtcars (*.xlsx)
testDataFrame(file.xlsx, mtcars)
# built-in dataset airquality (*.xls)
testDataFrame(file.xls, airquality)
# built-in dataset airquality (*.xlsx)
testDataFrame(file.xlsx, airquality)
# built-in dataset attenu (*.xls)
testDataFrame(file.xls, attenu)
# built-in dataset attenu (*.xlsx)
testDataFrame(file.xlsx, attenu)
# built-in dataset ChickWeight (*.xls)
testDataFrame(file.xls, ChickWeight)
# built-in dataset ChickWeight (*.xlsx)
testDataFrame(file.xlsx, ChickWeight)
CO = CO2 # CO2 seems to be an illegal name
# built-in dataset CO2 (*.xls)
testDataFrame(file.xls, CO2)
# built-in dataset CO2 (*.xlsx)
testDataFrame(file.xlsx, CO2)
# built-in dataset iris (*.xls)
testDataFrame(file.xls, iris)
# built-in dataset iris (*.xlsx)
testDataFrame(file.xlsx, iris)
# built-in dataset longley (*.xls)
testDataFrame(file.xls, longley)
# built-in dataset longley (*.xlsx)
testDataFrame(file.xlsx, longley)
# built-in dataset morley (*.xls)
testDataFrame(file.xls, morley)
# built-in dataset morley (*.xlsx)
testDataFrame(file.xlsx, morley)
# built-in dataset swiss (*.xls)
testDataFrame(file.xls, swiss)
# built-in dataset swiss (*.xlsx)
testDataFrame(file.xlsx, swiss)
}
# custom test dataset
cdf <- data.frame(
"Column.A" = c(1, 2, 3, NA, 5, 6, 7, 8, NA, 10),
"Column.B" = c(-4, -3, NA, -1, 0, NA, NA, 3, 4, 5),
"Column.C" = c("Anna", "???", NA, "", NA, "$!?&%", "(?2@?~?'^*#|)", "{}[]:,;-_<>", "\\sadf\n\nv", "a b c"),
"Column.D" = c(pi, -pi, NA, sqrt(2), sqrt(0.3), -sqrt(pi), exp(1), log(2), sin(2), -tan(2)),
"Column.E" = c(TRUE, TRUE, NA, NA, FALSE, FALSE, TRUE, NA, FALSE, TRUE),
"Column.F" = c("High", "Medium", "Low", "Low", "Low", NA, NA, "Medium", "High", "High"),
"Column.G" = c("High", "Medium", NA, "Low", "Low", "Medium", NA, "Medium", "High", "High"),
"Column.H" = rep(c(as.Date("2021-10-30") , as.Date("2021-03-28"), NA), length = 10),
# NOTE: Column.I is automatically converted to POSIXct!!!
"Column.I" = rep(c(as.POSIXlt("2021-10-31 03:00:00"), as.POSIXlt(1582963631, origin="1970-01-01"), NA, as.POSIXlt("2001-12-31 23:59:59")), length = 10),
# NOTE: 1582963631 with origin="1970-01-01" corresponds to 2020 Feb 29
"Column.J" = rep(c(as.POSIXct("2021-10-31 03:00:00"), as.POSIXct(1582963631, origin="1970-01-01"), NA, as.POSIXct("2001-12-31 23:59:59")), length = 10),
stringsAsFactors = FALSE
)
cdf[["Column.F"]] <- factor(cdf[["Column.F"]])
cdf[["Column.F"]] <- ordered(cdf[["Column.F"]], levels = c("Low", "Medium", "High"))
# (*.xls)
testDataFrame(file.xls, cdf)
# (*.xlsx)
testDataFrame(file.xlsx, cdf)
# test clearSheets
testClearSheets <- function(file, df) {
df.short <- df[1,]
# overwrite sheet with shorter version
writeWorksheetToFile(file, data=c(df.short), sheet="cdfRegion")
# default behaviour: not cleared
checkEquals(nrow(readWorksheetFromFile(file, sheet="cdfRegion")), nrow(df))
# overwrite sheet with shorter version
writeWorksheetToFile(file, data=c(df.short), sheet="cdfRegion", clearSheets=TRUE)
# should be cleared
checkEquals(nrow(readWorksheetFromFile(file, sheet="cdfRegion")), 1)
}
testClearSheets(file.xls, cdf)
testClearSheets(file.xlsx, cdf)
}
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