tests/fulltests/test_client.R

In vkapartzianis/SparkR: R Frontend for Apache Spark

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context("functions in client.R")

test_that("adding spark-testing-base as a package works", {
  args <- generateSparkSubmitArgs("", "", "", "",
                                  "holdenk:spark-testing-base:1.3.0_0.0.5")
  expect_equal(gsub("[[:space:]]", "", args),
               gsub("[[:space:]]", "",
                    "--packages holdenk:spark-testing-base:1.3.0_0.0.5"))
})

test_that("no package specified doesn't add packages flag", {
  args <- generateSparkSubmitArgs("", "", "", "", "")
  expect_equal(gsub("[[:space:]]", "", args),
               "")
})

test_that("multiple packages don't produce a warning", {
  expect_warning(generateSparkSubmitArgs("", "", "", "", c("A", "B")), NA)
})

test_that("sparkJars sparkPackages as character vectors", {
  args <- generateSparkSubmitArgs("", "", c("one.jar", "two.jar", "three.jar"), "",
                                  c("com.databricks:spark-avro_2.11:2.0.1"))
  expect_match(args, "--jars one.jar,two.jar,three.jar")
  expect_match(args, "--packages com.databricks:spark-avro_2.11:2.0.1")
})