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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 TestFixedSizeListArrayBuilder < Test::Unit::TestCase
include Helper::Buildable
include Helper::Omittable
def setup
require_gi_bindings(3, 1, 9)
end
def get_value(array, i)
value = array.get_value(i)
value.length.times.collect do |j|
value.get_value(j)
end
end
def test_new
field = Arrow::Field.new("value", Arrow::Int8DataType.new)
data_type = Arrow::FixedSizeListDataType.new(field, 2)
builder = Arrow::FixedSizeListArrayBuilder.new(data_type)
assert_equal(data_type, builder.value_data_type)
end
def test_append_value
field = Arrow::Field.new("value", Arrow::Int8DataType.new)
data_type = Arrow::FixedSizeListDataType.new(field, 2)
builder = Arrow::FixedSizeListArrayBuilder.new(data_type)
value_builder = builder.value_builder
# Append first list: [1, 2]
builder.append_value
value_builder.append_value(1)
value_builder.append_value(2)
# Append second list: [3, 4]
builder.append_value
value_builder.append_value(3)
value_builder.append_value(4)
array = builder.finish
assert_equal(2, array.length)
assert_equal([1, 2], get_value(array, 0))
assert_equal([3, 4], get_value(array, 1))
end
def test_append_null
field = Arrow::Field.new("value", Arrow::Int8DataType.new)
data_type = Arrow::FixedSizeListDataType.new(field, 2)
builder = Arrow::FixedSizeListArrayBuilder.new(data_type)
value_builder = builder.value_builder
# Append first list: [1, 2]
builder.append_value
value_builder.append_value(1)
value_builder.append_value(2)
# Append null list
builder.append_null
# Append third list: [5, 6]
builder.append_value
value_builder.append_value(5)
value_builder.append_value(6)
array = builder.finish
assert_equal(3, array.length)
assert_equal([1, 2], get_value(array, 0))
assert do
array.null?(1)
end
assert_equal([5, 6], get_value(array, 2))
end
def test_value_builder
field = Arrow::Field.new("value", Arrow::Int8DataType.new)
data_type = Arrow::FixedSizeListDataType.new(field, 2)
builder = Arrow::FixedSizeListArrayBuilder.new(data_type)
value_builder = builder.value_builder
assert_equal(Arrow::Int8DataType.new, value_builder.value_data_type)
end
end
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