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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.
class TestListSliceOptions < Test::Unit::TestCase
def setup
@options = Arrow::ListSliceOptions.new
end
def test_stop_property
assert_equal(nil, @options.stop)
@options.stop = 5
assert_equal(5, @options.stop)
@options.stop = nil
assert_equal(nil, @options.stop)
end
def test_return_fixed_size_list_property
assert_equal(nil, @options.return_fixed_size_list)
@options.return_fixed_size_list = true
assert_equal(true, @options.return_fixed_size_list)
@options.return_fixed_size_list = false
assert_equal(false, @options.return_fixed_size_list)
@options.return_fixed_size_list = nil
assert_equal(nil, @options.return_fixed_size_list)
end
def test_list_slice_function_without_stop
args = [
Arrow::ArrayDatum.new(Arrow::ListArray.new([:list, :int8], [[1, 2, 3], [4, 5]])),
]
@options.start = 1
@options.stop = nil
list_slice_function = Arrow::Function.find("list_slice")
result = list_slice_function.execute(args, @options).value
assert_equal(Arrow::ListArray.new([:list, :int8], [[2, 3], [5]]),
result)
end
def test_list_slice_function_with_return_fixed_size_list_auto
args = [
Arrow::ArrayDatum.new(Arrow::FixedSizeListArray.new([:fixed_size_list, :int8, 2],
[[1, 2], [3, 4]])),
]
@options.start = 1
list_slice_function = Arrow::Function.find("list_slice")
result = list_slice_function.execute(args, @options).value
assert_equal(Arrow::FixedSizeListArray.new([:fixed_size_list, :int8, 1], [[2], [4]]),
result)
end
def test_list_slice_function_with_return_fixed_size_list_true
args = [
Arrow::ArrayDatum.new(Arrow::ListArray.new([:list, :int8], [[1, 2, 3], [4, 5]])),
]
@options.start = 1
@options.stop = 3
@options.return_fixed_size_list = true
list_slice_function = Arrow::Function.find("list_slice")
result = list_slice_function.execute(args, @options).value
assert_equal(Arrow::FixedSizeListArray.new([:fixed_size_list, :int8, 2], [[2, 3], [5, nil]]),
result)
end
def test_list_slice_function_with_return_fixed_size_list_false
args = [
Arrow::ArrayDatum.new(Arrow::FixedSizeListArray.new([:fixed_size_list, :int8, 2],
[[1, 2], [3, 4]])),
]
@options.start = 1
@options.return_fixed_size_list = false
list_slice_function = Arrow::Function.find("list_slice")
result = list_slice_function.execute(args, @options).value
assert_equal(Arrow::ListArray.new([:list, :int8], [[2], [4]]),
result)
end
end
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