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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.
+
+skip_if_not_available("dataset")
+
+library(dplyr, warn.conflicts = FALSE)
+library(stringr)
+
+tbl <- example_data
+
+test_that("Empty select returns no columns", {
+ compare_dplyr_binding(
+ .input %>% select() %>% collect(),
+ tbl,
+ skip_table = "Table with 0 cols doesn't know how many rows it should have"
+ )
+})
+test_that("Empty select still includes the group_by columns", {
+ expect_message(
+ compare_dplyr_binding(
+ .input %>% group_by(chr) %>% select() %>% collect(),
+ tbl
+ ),
+ "Adding missing grouping variables"
+ )
+})
+
+test_that("select/rename", {
+ compare_dplyr_binding(
+ .input %>%
+ select(string = chr, int) %>%
+ collect(),
+ tbl
+ )
+ compare_dplyr_binding(
+ .input %>%
+ rename(string = chr) %>%
+ collect(),
+ tbl
+ )
+ compare_dplyr_binding(
+ .input %>%
+ rename(strng = chr) %>%
+ rename(other = strng) %>%
+ collect(),
+ tbl
+ )
+})
+
+test_that("select/rename with selection helpers", {
+
+ # TODO: add some passing tests here
+
+ expect_error(
+ compare_dplyr_binding(
+ .input %>%
+ select(where(is.numeric)) %>%
+ collect(),
+ tbl
+ ),
+ "Unsupported selection helper"
+ )
+})
+
+test_that("filtering with rename", {
+ compare_dplyr_binding(
+ .input %>%
+ filter(chr == "b") %>%
+ select(string = chr, int) %>%
+ collect(),
+ tbl
+ )
+ compare_dplyr_binding(
+ .input %>%
+ select(string = chr, int) %>%
+ filter(string == "b") %>%
+ collect(),
+ tbl
+ )
+})
+
+test_that("relocate", {
+ df <- tibble(a = 1, b = 1, c = 1, d = "a", e = "a", f = "a")
+ compare_dplyr_binding(
+ .input %>% relocate(f) %>% collect(),
+ df,
+ )
+ compare_dplyr_binding(
+ .input %>% relocate(a, .after = c) %>% collect(),
+ df,
+ )
+ compare_dplyr_binding(
+ .input %>% relocate(f, .before = b) %>% collect(),
+ df,
+ )
+ compare_dplyr_binding(
+ .input %>% relocate(a, .after = last_col()) %>% collect(),
+ df,
+ )
+ compare_dplyr_binding(
+ .input %>% relocate(ff = f) %>% collect(),
+ df,
+ )
+})
+
+test_that("relocate with selection helpers", {
+ df <- tibble(a = 1, b = 1, c = 1, d = "a", e = "a", f = "a")
+ compare_dplyr_binding(
+ .input %>% relocate(any_of(c("a", "e", "i", "o", "u"))) %>% collect(),
+ df
+ )
+ compare_dplyr_binding(
+ .input %>% relocate(where(is.character)) %>% collect(),
+ df
+ )
+ compare_dplyr_binding(
+ .input %>% relocate(a, b, c, .after = where(is.character)) %>% collect(),
+ df
+ )
+ compare_dplyr_binding(
+ .input %>% relocate(d, e, f, .before = where(is.numeric)) %>% collect(),
+ df
+ )
+ # works after other dplyr verbs
+ compare_dplyr_binding(
+ .input %>%
+ mutate(c = as.character(c)) %>%
+ relocate(d, e, f, .after = where(is.numeric)) %>%
+ collect(),
+ df
+ )
+})