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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 TestSparseUnionDataType < Test::Unit::TestCase
def setup
@number_field_data_type = Arrow::Int32DataType.new
@text_field_data_type = Arrow::StringDataType.new
@field_data_types = [
@number_field_data_type,
@text_field_data_type,
]
@number_field = Arrow::Field.new("number", @number_field_data_type)
@text_field = Arrow::Field.new("text", @text_field_data_type)
@fields = [
@number_field,
@text_field,
]
@data_type = Arrow::SparseUnionDataType.new(@fields, [2, 9])
end
def test_type
assert_equal(Arrow::Type::SPARSE_UNION, @data_type.id)
end
def test_name
assert_equal("sparse_union", @data_type.name)
end
def test_to_s
assert_equal("sparse_union<number: int32=2, text: string=9>",
@data_type.to_s)
end
def test_fields
assert_equal(@fields.zip(@field_data_types),
@data_type.fields.collect {|field| [field, field.data_type]})
end
def test_get_field
field = @data_type.get_field(0)
assert_equal([
@fields[0],
@field_data_types[0],
],
[
field,
field.data_type,
])
end
end
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