spark-instrumented-optimizer/R/pkg/inst/tests/testthat/test_includePackage.R
Felix Cheung 888b84abe8 [SPARK-20704][SPARKR] change CRAN test to run single thread
## What changes were proposed in this pull request?

- [x] need to test by running R CMD check --as-cran
- [x] sanity check vignettes

## How was this patch tested?

Jenkins

Author: Felix Cheung <felixcheung_m@hotmail.com>

Closes #17945 from felixcheung/rchangesforpackage.
2017-05-11 23:10:04 -07:00

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R

#
# Licensed to the Apache Software Foundation (ASF) under one or more
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# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
context("include R packages")
# JavaSparkContext handle
sparkSession <- sparkR.session(master = sparkRTestMaster, enableHiveSupport = FALSE)
sc <- callJStatic("org.apache.spark.sql.api.r.SQLUtils", "getJavaSparkContext", sparkSession)
# Partitioned data
nums <- 1:2
rdd <- parallelize(sc, nums, 2L)
test_that("include inside function", {
skip_on_cran()
# Only run the test if plyr is installed.
if ("plyr" %in% rownames(installed.packages())) {
suppressPackageStartupMessages(library(plyr))
generateData <- function(x) {
suppressPackageStartupMessages(library(plyr))
attach(airquality)
result <- transform(Ozone, logOzone = log(Ozone))
result
}
data <- lapplyPartition(rdd, generateData)
actual <- collectRDD(data)
}
})
test_that("use include package", {
skip_on_cran()
# Only run the test if plyr is installed.
if ("plyr" %in% rownames(installed.packages())) {
suppressPackageStartupMessages(library(plyr))
generateData <- function(x) {
attach(airquality)
result <- transform(Ozone, logOzone = log(Ozone))
result
}
includePackage(sc, plyr)
data <- lapplyPartition(rdd, generateData)
actual <- collectRDD(data)
}
})
sparkR.session.stop()