[SPARK-8548] [SPARKR] Remove the trailing whitespaces from the SparkR files

[[SPARK-8548] Remove the trailing whitespaces from the SparkR files - ASF JIRA](https://issues.apache.org/jira/browse/SPARK-8548)

- This is the result of `lint-r`
    https://gist.github.com/yu-iskw/0019b37a2c1167f33986

Author: Yu ISHIKAWA <yuu.ishikawa@gmail.com>

Closes #6945 from yu-iskw/SPARK-8548 and squashes the following commits:

0bd567a [Yu ISHIKAWA] [SPARK-8548][SparkR] Remove the trailing whitespaces from the SparkR files

1 files changed, 3 insertions, 4 deletions

diff --git a/R/pkg/inst/tests/test_textFile.R b/R/pkg/inst/tests/test_textFile.R
index 6b87b4b3e0..092ad9dc10 100644
--- a/R/pkg/inst/tests/test_textFile.R
+++ b/R/pkg/inst/tests/test_textFile.R
@@ -58,7 +58,7 @@ test_that("textFile() word count works as expected", {
   expected <- list(list("pretty.", 1), list("is", 2), list("awesome.", 1),
                    list("Spark", 2))
   expect_equal(sortKeyValueList(output), sortKeyValueList(expected))
-  
+
   unlink(fileName)
 })
 
@@ -115,13 +115,13 @@ test_that("textFile() and saveAsTextFile() word count works as expected", {
 
   saveAsTextFile(counts, fileName2)
   rdd <- textFile(sc, fileName2)
-   
+
   output <- collect(rdd)
   expected <- list(list("awesome.", 1), list("Spark", 2),
                    list("pretty.", 1), list("is", 2))
   expectedStr <- lapply(expected, function(x) { toString(x) })
   expect_equal(sortKeyValueList(output), sortKeyValueList(expectedStr))
-  
+
   unlink(fileName1)
   unlink(fileName2)
 })
@@ -159,4 +159,3 @@ test_that("Pipelined operations on RDDs created using textFile", {
 
   unlink(fileName)
 })
-