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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.
test_that("Pointer wrapper accepts external pointers", {
ptr <- allocate_arrow_schema()
exportable <- int32()
exportable$export_to_c(ptr)
# make sure exportable is released and deleted
expect_equal(DataType$import_from_c(ptr), int32())
delete_arrow_schema(ptr)
})
test_that("Pointer wrapper accepts double-casted pointers", {
ptr <- allocate_arrow_schema()
exportable <- int32()
exportable$export_to_c(external_pointer_addr_double(ptr))
# make sure exportable is released and deleted
expect_equal(DataType$import_from_c(external_pointer_addr_double(ptr)), int32())
delete_arrow_schema(ptr)
})
test_that("Pointer wrapper accepts integer64-casted pointers", {
ptr <- allocate_arrow_schema()
exportable <- int32()
exportable$export_to_c(external_pointer_addr_integer64(ptr))
# make sure exportable is released and deleted
expect_equal(DataType$import_from_c(external_pointer_addr_integer64(ptr)), int32())
delete_arrow_schema(ptr)
})
test_that("Pointer wrapper accepts raw representation of pointers", {
ptr <- allocate_arrow_schema()
exportable <- int32()
exportable$export_to_c(external_pointer_addr_raw(ptr))
# make sure exportable is released and deleted
expect_equal(DataType$import_from_c(external_pointer_addr_raw(ptr)), int32())
delete_arrow_schema(ptr)
})
test_that("Pointer wrapper accepts character representation of pointers", {
ptr <- allocate_arrow_schema()
exportable <- int32()
exportable$export_to_c(external_pointer_addr_character(ptr))
# make sure exportable is released and deleted
expect_equal(DataType$import_from_c(external_pointer_addr_character(ptr)), int32())
delete_arrow_schema(ptr)
})
test_that("Pointer wrapper errors for unknown object", {
expect_error(
DataType$import_from_c(integer()),
"Can't convert input object to pointer"
)
expect_error(
DataType$import_from_c(NA_character_),
"Can't convert NA_character_ to pointer"
)
expect_error(
DataType$import_from_c("this is not an integer"),
"Can't parse 'this is not an integer'"
)
})
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