71a138cd0e
This PR: 1. supports transferring arbitrary nested array from JVM to R side in SerDe; 2. based on 1, collect() implemenation is improved. Now it can support collecting data of complex types from a DataFrame. Author: Sun Rui <rui.sun@intel.com> Closes #8276 from sun-rui/SPARK-10048.
78 lines
2.3 KiB
R
78 lines
2.3 KiB
R
#
|
|
# Licensed to the Apache Software Foundation (ASF) under one or more
|
|
# contributor license agreements. See the NOTICE file distributed with
|
|
# this work for additional information regarding copyright ownership.
|
|
# The ASF licenses this file to You under the Apache License, Version 2.0
|
|
# (the "License"); you may not use this file except in compliance with
|
|
# the License. You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
#
|
|
|
|
context("SerDe functionality")
|
|
|
|
sc <- sparkR.init()
|
|
|
|
test_that("SerDe of primitive types", {
|
|
x <- callJStatic("SparkRHandler", "echo", 1L)
|
|
expect_equal(x, 1L)
|
|
expect_equal(class(x), "integer")
|
|
|
|
x <- callJStatic("SparkRHandler", "echo", 1)
|
|
expect_equal(x, 1)
|
|
expect_equal(class(x), "numeric")
|
|
|
|
x <- callJStatic("SparkRHandler", "echo", TRUE)
|
|
expect_true(x)
|
|
expect_equal(class(x), "logical")
|
|
|
|
x <- callJStatic("SparkRHandler", "echo", "abc")
|
|
expect_equal(x, "abc")
|
|
expect_equal(class(x), "character")
|
|
})
|
|
|
|
test_that("SerDe of list of primitive types", {
|
|
x <- list(1L, 2L, 3L)
|
|
y <- callJStatic("SparkRHandler", "echo", x)
|
|
expect_equal(x, y)
|
|
expect_equal(class(y[[1]]), "integer")
|
|
|
|
x <- list(1, 2, 3)
|
|
y <- callJStatic("SparkRHandler", "echo", x)
|
|
expect_equal(x, y)
|
|
expect_equal(class(y[[1]]), "numeric")
|
|
|
|
x <- list(TRUE, FALSE)
|
|
y <- callJStatic("SparkRHandler", "echo", x)
|
|
expect_equal(x, y)
|
|
expect_equal(class(y[[1]]), "logical")
|
|
|
|
x <- list("a", "b", "c")
|
|
y <- callJStatic("SparkRHandler", "echo", x)
|
|
expect_equal(x, y)
|
|
expect_equal(class(y[[1]]), "character")
|
|
|
|
# Empty list
|
|
x <- list()
|
|
y <- callJStatic("SparkRHandler", "echo", x)
|
|
expect_equal(x, y)
|
|
})
|
|
|
|
test_that("SerDe of list of lists", {
|
|
x <- list(list(1L, 2L, 3L), list(1, 2, 3),
|
|
list(TRUE, FALSE), list("a", "b", "c"))
|
|
y <- callJStatic("SparkRHandler", "echo", x)
|
|
expect_equal(x, y)
|
|
|
|
# List of empty lists
|
|
x <- list(list(), list())
|
|
y <- callJStatic("SparkRHandler", "echo", x)
|
|
expect_equal(x, y)
|
|
})
|