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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 TestDictionaryEncodeOptions < Test::Unit::TestCase
include Helper::Buildable
def setup
@options = Arrow::DictionaryEncodeOptions.new
end
def test_null_encoding_behavior_property
assert_equal(Arrow::DictionaryEncodeNullEncodingBehavior::MASK, @options.null_encoding_behavior)
@options.null_encoding_behavior = :encode
assert_equal(Arrow::DictionaryEncodeNullEncodingBehavior::ENCODE,
@options.null_encoding_behavior)
end
def test_dictionary_encode_function_with_encode
args = [
Arrow::ArrayDatum.new(build_string_array(["a", "b", nil, "a", "b"])),
]
@options.null_encoding_behavior = :encode
dictionary_encode_function = Arrow::Function.find("dictionary_encode")
result = dictionary_encode_function.execute(args, @options).value
assert_equal(Arrow::DictionaryDataType.new(Arrow::Int32DataType.new,
Arrow::StringDataType.new,
false),
result.value_data_type)
assert_equal(build_int32_array([0, 1, 2, 0, 1]), result.indices)
end
end
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