diff options
Diffstat (limited to 'R')
-rw-r--r-- | R/pkg/R/RDD.R | 5 | ||||
-rw-r--r-- | R/pkg/inst/tests/test_rdd.R | 5 |
2 files changed, 10 insertions, 0 deletions
diff --git a/R/pkg/R/RDD.R b/R/pkg/R/RDD.R index 1662d6bb3b..f90c26b253 100644 --- a/R/pkg/R/RDD.R +++ b/R/pkg/R/RDD.R @@ -66,6 +66,11 @@ setMethod("initialize", "RDD", function(.Object, jrdd, serializedMode, .Object }) +setMethod("show", "RDD", + function(.Object) { + cat(paste(callJMethod(.Object@jrdd, "toString"), "\n", sep="")) + }) + setMethod("initialize", "PipelinedRDD", function(.Object, prev, func, jrdd_val) { .Object@env <- new.env() .Object@env$isCached <- FALSE diff --git a/R/pkg/inst/tests/test_rdd.R b/R/pkg/inst/tests/test_rdd.R index d55af93e3e..03207353c3 100644 --- a/R/pkg/inst/tests/test_rdd.R +++ b/R/pkg/inst/tests/test_rdd.R @@ -759,6 +759,11 @@ test_that("collectAsMap() on a pairwise RDD", { expect_equal(vals, list(`1` = "a", `2` = "b")) }) +test_that("show()", { + rdd <- parallelize(sc, list(1:10)) + expect_output(show(rdd), "ParallelCollectionRDD\\[\\d+\\] at parallelize at RRDD\\.scala:\\d+") +}) + test_that("sampleByKey() on pairwise RDDs", { rdd <- parallelize(sc, 1:2000) pairsRDD <- lapply(rdd, function(x) { if (x %% 2 == 0) list("a", x) else list("b", x) }) |