| // 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. |
| |
| package tools_test |
| |
| import ( |
| "fmt" |
| "testing" |
| |
| "github.com/apache/arrow/go/v6/arrow/internal/testing/tools" |
| "github.com/stretchr/testify/assert" |
| ) |
| |
| func TestIntsToBitsLSB(t *testing.T) { |
| tests := []struct { |
| in int32 |
| exp byte |
| }{ |
| {0x11001010, 0x53}, |
| {0x00001111, 0xf0}, |
| {0x11110000, 0x0f}, |
| } |
| for _, test := range tests { |
| t.Run(fmt.Sprintf("%08x", test.in), func(t *testing.T) { |
| got := tools.IntsToBitsLSB(test.in) |
| assert.Equal(t, []byte{test.exp}, got) |
| }) |
| } |
| } |