mirror of
https://github.com/restic/restic.git
synced 2024-12-27 10:17:58 +00:00
88 lines
2.3 KiB
Go
88 lines
2.3 KiB
Go
/*
|
|
* Minio Go Library for Amazon S3 Compatible Cloud Storage (C) 2017 Minio, Inc.
|
|
*
|
|
* Licensed 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 minio
|
|
|
|
import (
|
|
"reflect"
|
|
"testing"
|
|
)
|
|
|
|
const (
|
|
gb1 = 1024 * 1024 * 1024
|
|
gb5 = 5 * gb1
|
|
gb5p1 = gb5 + 1
|
|
gb10p1 = 2*gb5 + 1
|
|
gb10p2 = 2*gb5 + 2
|
|
)
|
|
|
|
func TestPartsRequired(t *testing.T) {
|
|
testCases := []struct {
|
|
size, ref int64
|
|
}{
|
|
{0, 0},
|
|
{1, 1},
|
|
{gb5, 1},
|
|
{2 * gb5, 2},
|
|
{gb10p1, 3},
|
|
{gb10p2, 3},
|
|
}
|
|
|
|
for i, testCase := range testCases {
|
|
res := partsRequired(testCase.size)
|
|
if res != testCase.ref {
|
|
t.Errorf("Test %d - output did not match with reference results", i+1)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestCalculateEvenSplits(t *testing.T) {
|
|
|
|
testCases := []struct {
|
|
// input size and source object
|
|
size int64
|
|
src SourceInfo
|
|
|
|
// output part-indexes
|
|
starts, ends []int64
|
|
}{
|
|
{0, SourceInfo{start: -1}, nil, nil},
|
|
{1, SourceInfo{start: -1}, []int64{0}, []int64{0}},
|
|
{1, SourceInfo{start: 0}, []int64{0}, []int64{0}},
|
|
|
|
{gb1, SourceInfo{start: -1}, []int64{0}, []int64{gb1 - 1}},
|
|
{gb5, SourceInfo{start: -1}, []int64{0}, []int64{gb5 - 1}},
|
|
|
|
// 2 part splits
|
|
{gb5p1, SourceInfo{start: -1}, []int64{0, gb5/2 + 1}, []int64{gb5 / 2, gb5}},
|
|
{gb5p1, SourceInfo{start: -1}, []int64{0, gb5/2 + 1}, []int64{gb5 / 2, gb5}},
|
|
|
|
// 3 part splits
|
|
{gb10p1, SourceInfo{start: -1},
|
|
[]int64{0, gb10p1/3 + 1, 2*gb10p1/3 + 1},
|
|
[]int64{gb10p1 / 3, 2 * gb10p1 / 3, gb10p1 - 1}},
|
|
|
|
{gb10p2, SourceInfo{start: -1},
|
|
[]int64{0, gb10p2 / 3, 2 * gb10p2 / 3},
|
|
[]int64{gb10p2/3 - 1, 2*gb10p2/3 - 1, gb10p2 - 1}},
|
|
}
|
|
|
|
for i, testCase := range testCases {
|
|
resStart, resEnd := calculateEvenSplits(testCase.size, testCase.src)
|
|
if !reflect.DeepEqual(testCase.starts, resStart) || !reflect.DeepEqual(testCase.ends, resEnd) {
|
|
t.Errorf("Test %d - output did not match with reference results", i+1)
|
|
}
|
|
}
|
|
}
|