Github user felixcheung commented on a diff in the pull request: https://github.com/apache/spark/pull/16290#discussion_r92553628 --- Diff: R/pkg/inst/tests/testthat/test_sparkSQL.R --- @@ -2165,6 +2165,14 @@ test_that("SQL error message is returned from JVM", { expect_equal(grepl("blah", retError), TRUE) }) +test_that("Default warehouse dir should be set to tempdir", { + # nothing should be written outside tempdir() without explicit user permission + inital_working_directory_files <- list.files() --- End diff -- From my test, the `spark-warehouse` directory is created when I run `a <- createDataFrame(iris)`
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