| # 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 TestDenseUnionDataType < Test::Unit::TestCase |
| def setup |
| @number_field_data_type = Arrow::Int32DataType.new |
| @text_field_data_type = Arrow::StringDataType.new |
| @field_data_types = [ |
| @number_field_data_type, |
| @text_field_data_type, |
| ] |
| @number_field = Arrow::Field.new("number", @number_field_data_type) |
| @text_field = Arrow::Field.new("text", @text_field_data_type) |
| @fields = [ |
| @number_field, |
| @text_field, |
| ] |
| @data_type = Arrow::DenseUnionDataType.new(@fields, [2, 9]) |
| end |
| |
| def test_type |
| assert_equal(Arrow::Type::DENSE_UNION, @data_type.id) |
| end |
| |
| def test_name |
| assert_equal("dense_union", @data_type.name) |
| end |
| |
| def test_to_s |
| assert_equal("dense_union<number: int32=2, text: string=9>", |
| @data_type.to_s) |
| end |
| |
| def test_fields |
| assert_equal(@fields.zip(@field_data_types), |
| @data_type.fields.collect {|field| [field, field.data_type]}) |
| end |
| |
| def test_get_field |
| field = @data_type.get_field(0) |
| assert_equal([ |
| @fields[0], |
| @field_data_types[0], |
| ], |
| [ |
| field, |
| field.data_type, |
| ]) |
| end |
| end |