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# 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.
library(dplyr, warn.conflicts = FALSE)
skip_if_not_available("acero")
tbl <- example_data
tbl$some_grouping <- rep(c(1, 2), 5)
test_that("distinct()", {
compare_dplyr_binding(
.input %>%
distinct(some_grouping, lgl) %>%
collect() %>%
# GH-14947: column output order changed in dplyr 1.1.0, so we need
# to make the column order explicit until dplyr 1.1.0 is on CRAN
select(some_grouping, lgl) %>%
arrange(some_grouping, lgl),
tbl
)
})
test_that("distinct() works without any variables", {
compare_dplyr_binding(
.input %>%
distinct() %>%
arrange(int) %>%
collect(),
tbl
)
compare_dplyr_binding(
.input %>%
group_by(x = int + 1) %>%
distinct() %>%
# Even though we have group_by(x), all cols (including int) are kept
arrange(int) %>%
collect(),
tbl
)
})
test_that("distinct() can retain groups", {
compare_dplyr_binding(
.input %>%
group_by(some_grouping, int) %>%
distinct(lgl) %>%
collect() %>%
# GH-14947: column output order changed in dplyr 1.1.0, so we need
# to make the column order explicit until dplyr 1.1.0 is on CRAN
select(some_grouping, int, lgl) %>%
arrange(lgl, int),
tbl
)
# With expressions here
compare_dplyr_binding(
.input %>%
group_by(y = some_grouping, int) %>%
distinct(x = lgl) %>%
collect() %>%
# GH-14947: column output order changed in dplyr 1.1.0, so we need
# to make the column order explicit until dplyr 1.1.0 is on CRAN
select(y, int, x) %>%
arrange(int),
tbl
)
})
test_that("distinct() can contain expressions", {
compare_dplyr_binding(
.input %>%
distinct(lgl, x = some_grouping + 1) %>%
collect() %>%
arrange(lgl, x),
tbl
)
compare_dplyr_binding(
.input %>%
group_by(lgl, int) %>%
distinct(x = some_grouping + 1) %>%
collect() %>%
# GH-14947: column output order changed in dplyr 1.1.0, so we need
# to make the column order explicit until dplyr 1.1.0 is on CRAN
select(lgl, int, x) %>%
arrange(int),
tbl
)
})
test_that("across() works in distinct()", {
compare_dplyr_binding(
.input %>%
distinct(across(starts_with("d"))) %>%
collect() %>%
arrange(dbl, dbl2),
tbl
)
})
test_that("distinct() can return all columns", {
skip("ARROW-14045")
compare_dplyr_binding(
.input %>%
distinct(lgl, .keep_all = TRUE) %>%
collect() %>%
arrange(int),
tbl
)
})
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