| # 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 TestDoubleArray < Test::Unit::TestCase |
| include Helper::Buildable |
| include Helper::Omittable |
| |
| def test_new |
| assert_equal(build_double_array([-1.1, 2.2, nil]), |
| Arrow::DoubleArray.new(3, |
| Arrow::Buffer.new([-1.1, 2.2].pack("d*")), |
| Arrow::Buffer.new([0b011].pack("C*")), |
| -1)) |
| end |
| |
| def test_buffer |
| builder = Arrow::DoubleArrayBuilder.new |
| builder.append_value(-1.1) |
| builder.append_value(2.2) |
| builder.append_value(-4.4) |
| array = builder.finish |
| assert_equal([-1.1, 2.2, -4.4].pack("d*"), array.buffer.data.to_s) |
| end |
| |
| def test_value |
| builder = Arrow::DoubleArrayBuilder.new |
| builder.append_value(1.5) |
| array = builder.finish |
| assert_in_delta(1.5, array.get_value(0)) |
| end |
| |
| def test_values |
| require_gi_bindings(3, 1, 7) |
| builder = Arrow::DoubleArrayBuilder.new |
| builder.append_value(1.5) |
| builder.append_value(3) |
| builder.append_value(4.5) |
| array = builder.finish |
| assert_equal([1.5, 3.0, 4.5], array.values) |
| end |
| |
| def test_sum |
| array = build_float_array([1.5, 3.0, nil]) |
| assert_in_delta(4.5, array.sum) |
| end |
| end |