| # 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 TestIntArrayBuilder < Test::Unit::TestCase |
| include Helper::Buildable |
| |
| def test_int8 |
| values = [-1, 2] |
| assert_equal(build_int_array([*values, nil]), |
| Arrow::Int8Array.new(3, |
| Arrow::Buffer.new(values.pack("c*")), |
| Arrow::Buffer.new([0b011].pack("C*")), |
| -1)) |
| end |
| |
| def test_int16 |
| border_value = (2 ** (8 - 1)) |
| values = [-1, border_value] |
| assert_equal(build_int_array([*values, nil]), |
| Arrow::Int16Array.new(3, |
| Arrow::Buffer.new(values.pack("s*")), |
| Arrow::Buffer.new([0b011].pack("C*")), |
| -1)) |
| end |
| |
| def test_int32 |
| border_value = (2 ** (16 - 1)) |
| values = [-1, border_value] |
| assert_equal(build_int_array([*values, nil]), |
| Arrow::Int32Array.new(3, |
| Arrow::Buffer.new(values.pack("l*")), |
| Arrow::Buffer.new([0b011].pack("C*")), |
| -1)) |
| end |
| |
| def test_int64 |
| border_value = (2 ** (32 - 1)) |
| values = [-1, border_value] |
| assert_equal(build_int_array([*values, nil]), |
| Arrow::Int64Array.new(3, |
| Arrow::Buffer.new(values.pack("q*")), |
| Arrow::Buffer.new([0b011].pack("C*")), |
| -1)) |
| end |
| end |