diff options
Diffstat (limited to 'R/pkg/inst/tests/testthat/test_sparkSQL.R')
-rw-r--r-- | R/pkg/inst/tests/testthat/test_sparkSQL.R | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/R/pkg/inst/tests/testthat/test_sparkSQL.R b/R/pkg/inst/tests/testthat/test_sparkSQL.R index 9d874a0988..f5ab601f27 100644 --- a/R/pkg/inst/tests/testthat/test_sparkSQL.R +++ b/R/pkg/inst/tests/testthat/test_sparkSQL.R @@ -2544,6 +2544,41 @@ test_that("Spark version from SparkSession", { expect_equal(ver, version) }) +test_that("Call DataFrameWriter.save() API in Java without path and check argument types", { + df <- read.df(jsonPath, "json") + # This tests if the exception is thrown from JVM not from SparkR side. + # It makes sure that we can omit path argument in write.df API and then it calls + # DataFrameWriter.save() without path. + expect_error(write.df(df, source = "csv"), + "Error in save : illegal argument - 'path' is not specified") + + # Arguments checking in R side. + expect_error(write.df(df, "data.tmp", source = c(1, 2)), + paste("source should be character, NULL or omitted. It is the datasource specified", + "in 'spark.sql.sources.default' configuration by default.")) + expect_error(write.df(df, path = c(3)), + "path should be charactor, NULL or omitted.") + expect_error(write.df(df, mode = TRUE), + "mode should be charactor or omitted. It is 'error' by default.") +}) + +test_that("Call DataFrameWriter.load() API in Java without path and check argument types", { + # This tests if the exception is thrown from JVM not from SparkR side. + # It makes sure that we can omit path argument in read.df API and then it calls + # DataFrameWriter.load() without path. + expect_error(read.df(source = "json"), + paste("Error in loadDF : analysis error - Unable to infer schema for JSON at .", + "It must be specified manually")) + expect_error(read.df("arbitrary_path"), "Error in loadDF : analysis error - Path does not exist") + + # Arguments checking in R side. + expect_error(read.df(path = c(3)), + "path should be charactor, NULL or omitted.") + expect_error(read.df(jsonPath, source = c(1, 2)), + paste("source should be character, NULL or omitted. It is the datasource specified", + "in 'spark.sql.sources.default' configuration by default.")) +}) + unlink(parquetPath) unlink(orcPath) unlink(jsonPath) |