| # 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 TestInt8Array < Test::Unit::TestCase |
| include Helper::Buildable |
| |
| def test_new |
| assert_equal(build_int8_array([-1, 2, nil]), |
| Arrow::Int8Array.new(3, |
| Arrow::Buffer.new([-1, 2].pack("c*")), |
| Arrow::Buffer.new([0b011].pack("C*")), |
| -1)) |
| end |
| |
| def test_buffer |
| builder = Arrow::Int8ArrayBuilder.new |
| builder.append_value(-1) |
| builder.append_value(2) |
| builder.append_value(-4) |
| array = builder.finish |
| assert_equal([-1, 2, -4].pack("c*"), array.buffer.data.to_s) |
| end |
| |
| def test_value |
| builder = Arrow::Int8ArrayBuilder.new |
| builder.append_value(-1) |
| array = builder.finish |
| assert_equal(-1, array.get_value(0)) |
| end |
| |
| def test_values |
| builder = Arrow::Int8ArrayBuilder.new |
| builder.append_value(-1) |
| builder.append_value(2) |
| builder.append_value(-4) |
| array = builder.finish |
| assert_equal([-1, 2, -4], array.values) |
| end |
| |
| sub_test_case("#sum") do |
| def test_with_null |
| array = build_int8_array([2, -4, nil]) |
| assert_equal(-2, array.sum) |
| end |
| |
| def test_empty |
| array = build_int8_array([]) |
| assert_equal(0, array.sum) |
| end |
| end |
| end |