| # 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 TestFileOutputStream < Test::Unit::TestCase |
| sub_test_case(".open") do |
| def setup |
| @file = Tempfile.open("arrow-file-output-stream") |
| @file.write("Hello") |
| @file.close |
| end |
| |
| def test_default |
| Arrow::FileOutputStream.open(@file.path) do |file| |
| file.write(" World") |
| end |
| assert_equal(" World", File.read(@file.path)) |
| end |
| |
| def test_options_append |
| Arrow::FileOutputStream.open(@file.path, append: true) do |file| |
| file.write(" World") |
| end |
| assert_equal("Hello World", File.read(@file.path)) |
| end |
| |
| def test_append_true |
| Arrow::FileOutputStream.open(@file.path, true) do |file| |
| file.write(" World") |
| end |
| assert_equal("Hello World", File.read(@file.path)) |
| end |
| |
| def test_append_false |
| Arrow::FileOutputStream.open(@file.path, false) do |file| |
| file.write(" World") |
| end |
| assert_equal(" World", File.read(@file.path)) |
| end |
| end |
| end |