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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 TestChunkedArray < Test::Unit::TestCase
include Helper::Buildable
def test_equal
chunks1 = [
build_boolean_array([true, false]),
build_boolean_array([true]),
]
chunks2 = [
build_boolean_array([true]),
build_boolean_array([false, true]),
]
assert_equal(Arrow::ChunkedArray.new(chunks1),
Arrow::ChunkedArray.new(chunks2))
end
def test_value_data_type
chunks = [
build_boolean_array([true, false]),
build_boolean_array([true]),
]
assert_equal(Arrow::BooleanDataType.new,
Arrow::ChunkedArray.new(chunks).value_data_type)
end
def test_value_type
chunks = [
build_boolean_array([true, false]),
build_boolean_array([true]),
]
assert_equal(Arrow::Type::BOOLEAN,
Arrow::ChunkedArray.new(chunks).value_type)
end
def test_n_rows
chunks = [
build_boolean_array([true, false]),
build_boolean_array([true]),
]
chunked_array = Arrow::ChunkedArray.new(chunks)
assert_equal(3, chunked_array.n_rows)
end
def test_n_nulls
chunks = [
build_boolean_array([true, nil, false]),
build_boolean_array([nil, nil, true]),
]
chunked_array = Arrow::ChunkedArray.new(chunks)
assert_equal(3, chunked_array.n_nulls)
end
def test_n_chunks
chunks = [
build_boolean_array([true]),
build_boolean_array([false]),
]
chunked_array = Arrow::ChunkedArray.new(chunks)
assert_equal(2, chunked_array.n_chunks)
end
def test_chunk
chunks = [
build_boolean_array([true, false]),
build_boolean_array([false]),
]
chunked_array = Arrow::ChunkedArray.new(chunks)
assert_equal(2, chunked_array.get_chunk(0).length)
end
def test_chunks
chunks = [
build_boolean_array([true, false]),
build_boolean_array([false]),
]
chunked_array = Arrow::ChunkedArray.new(chunks)
assert_equal([2, 1],
chunked_array.chunks.collect(&:length))
end
def test_slice
chunks1 = [
build_boolean_array([true, false, true]),
build_boolean_array([false, true]),
]
chunks2 = [
build_boolean_array([false, true]),
build_boolean_array([false]),
]
chunked_array = Arrow::ChunkedArray.new(chunks1)
sub_chunked_array = chunked_array.slice(1, 3)
assert_equal(chunks2, sub_chunked_array.chunks)
end
def test_to_s
chunks = [
build_boolean_array([true, false]),
build_boolean_array([true]),
]
chunked_array = Arrow::ChunkedArray.new(chunks)
assert_equal(<<-PRETTY_PRINT.chomp, chunked_array.to_s)
[
[
true,
false
],
[
true
]
]
PRETTY_PRINT
end
def test_combine
chunks = [
build_boolean_array([true]),
build_boolean_array([false, nil]),
]
chunked_array = Arrow::ChunkedArray.new(chunks)
assert_equal(build_boolean_array([true, false, nil]),
chunked_array.combine)
end
end
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