| # 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 ColumnTest < Test::Unit::TestCase |
| def setup |
| table = Arrow::Table.new("visible" => [true, nil, false]) |
| @column = table.visible |
| end |
| |
| test("#name") do |
| assert_equal("visible", @column.name) |
| end |
| |
| test("#data_type") do |
| assert_equal(Arrow::BooleanDataType.new, @column.data_type) |
| end |
| |
| test("#null?") do |
| assert do |
| @column.null?(1) |
| end |
| end |
| |
| test("#valid?") do |
| assert do |
| @column.valid?(0) |
| end |
| end |
| |
| test("#each") do |
| assert_equal([true, nil, false], @column.each.to_a) |
| end |
| |
| test("#reverse_each") do |
| assert_equal([false, nil, true], @column.reverse_each.to_a) |
| end |
| |
| test("#n_rows") do |
| assert_equal(3, @column.n_rows) |
| end |
| |
| test("#n_nulls") do |
| assert_equal(1, @column.n_nulls) |
| end |
| |
| sub_test_case("#==") do |
| test("same value") do |
| table1 = Arrow::Table.new("visible" => [true, false]) |
| table2 = Arrow::Table.new("visible" => [true, false]) |
| assert do |
| table1.visible == table2.visible |
| end |
| end |
| |
| test("different name") do |
| table1 = Arrow::Table.new("visible" => [true, false]) |
| table2 = Arrow::Table.new("invisible" => [true, false]) |
| assert do |
| not table1.visible == table2.invisible |
| end |
| end |
| |
| test("different value") do |
| table1 = Arrow::Table.new("visible" => [true, false]) |
| table2 = Arrow::Table.new("visible" => [true, true]) |
| assert do |
| not table1.visible == table2.visible |
| end |
| end |
| |
| test("not Arrow::Column") do |
| table = Arrow::Table.new("visible" => [true, false]) |
| assert do |
| not table.visible == 29 |
| end |
| end |
| end |
| end |