You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
232 lines
6.5 KiB
232 lines
6.5 KiB
/*
|
|
* MinIO 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 cmd
|
|
|
|
import (
|
|
"context"
|
|
"os"
|
|
"path/filepath"
|
|
"testing"
|
|
|
|
"github.com/google/uuid"
|
|
)
|
|
|
|
var testUUID = uuid.MustParse("f5c58c61-7175-4018-ab5e-a94fe9c2de4e")
|
|
|
|
func BenchmarkCrcHash(b *testing.B) {
|
|
cases := []struct {
|
|
key int
|
|
}{
|
|
{16},
|
|
{64},
|
|
{128},
|
|
{256},
|
|
{512},
|
|
{1024},
|
|
}
|
|
for _, testCase := range cases {
|
|
testCase := testCase
|
|
key := randString(testCase.key)
|
|
b.Run("", func(b *testing.B) {
|
|
b.SetBytes(1024)
|
|
b.ReportAllocs()
|
|
b.ResetTimer()
|
|
for i := 0; i < b.N; i++ {
|
|
crcHashMod(key, 16)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func BenchmarkSipHash(b *testing.B) {
|
|
cases := []struct {
|
|
key int
|
|
}{
|
|
{16},
|
|
{64},
|
|
{128},
|
|
{256},
|
|
{512},
|
|
{1024},
|
|
}
|
|
for _, testCase := range cases {
|
|
testCase := testCase
|
|
key := randString(testCase.key)
|
|
b.Run("", func(b *testing.B) {
|
|
b.SetBytes(1024)
|
|
b.ReportAllocs()
|
|
b.ResetTimer()
|
|
for i := 0; i < b.N; i++ {
|
|
sipHashMod(key, 16, testUUID)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
// TestSipHashMod - test sip hash.
|
|
func TestSipHashMod(t *testing.T) {
|
|
testCases := []struct {
|
|
objectName string
|
|
sipHash int
|
|
}{
|
|
// cases which should pass the test.
|
|
// passing in valid object name.
|
|
{"object", 37},
|
|
{"The Shining Script <v1>.pdf", 38},
|
|
{"Cost Benefit Analysis (2009-2010).pptx", 59},
|
|
{"117Gn8rfHL2ACARPAhaFd0AGzic9pUbIA/5OCn5A", 35},
|
|
{"SHØRT", 49},
|
|
{"There are far too many object names, and far too few bucket names!", 8},
|
|
{"a/b/c/", 159},
|
|
{"/a/b/c", 96},
|
|
{string([]byte{0xff, 0xfe, 0xfd}), 147},
|
|
}
|
|
|
|
// Tests hashing order to be consistent.
|
|
for i, testCase := range testCases {
|
|
if sipHashElement := hashKey("SIPMOD", testCase.objectName, 200, testUUID); sipHashElement != testCase.sipHash {
|
|
t.Errorf("Test case %d: Expected \"%v\" but failed \"%v\"", i+1, testCase.sipHash, sipHashElement)
|
|
}
|
|
}
|
|
|
|
if sipHashElement := hashKey("SIPMOD", "This will fail", -1, testUUID); sipHashElement != -1 {
|
|
t.Errorf("Test: Expected \"-1\" but got \"%v\"", sipHashElement)
|
|
}
|
|
|
|
if sipHashElement := hashKey("SIPMOD", "This will fail", 0, testUUID); sipHashElement != -1 {
|
|
t.Errorf("Test: Expected \"-1\" but got \"%v\"", sipHashElement)
|
|
}
|
|
|
|
if sipHashElement := hashKey("UNKNOWN", "This will fail", 0, testUUID); sipHashElement != -1 {
|
|
t.Errorf("Test: Expected \"-1\" but got \"%v\"", sipHashElement)
|
|
}
|
|
}
|
|
|
|
// TestCrcHashMod - test crc hash.
|
|
func TestCrcHashMod(t *testing.T) {
|
|
testCases := []struct {
|
|
objectName string
|
|
crcHash int
|
|
}{
|
|
// cases which should pass the test.
|
|
// passing in valid object name.
|
|
{"object", 28},
|
|
{"The Shining Script <v1>.pdf", 142},
|
|
{"Cost Benefit Analysis (2009-2010).pptx", 133},
|
|
{"117Gn8rfHL2ACARPAhaFd0AGzic9pUbIA/5OCn5A", 185},
|
|
{"SHØRT", 97},
|
|
{"There are far too many object names, and far too few bucket names!", 101},
|
|
{"a/b/c/", 193},
|
|
{"/a/b/c", 116},
|
|
{string([]byte{0xff, 0xfe, 0xfd}), 61},
|
|
}
|
|
|
|
// Tests hashing order to be consistent.
|
|
for i, testCase := range testCases {
|
|
if crcHashElement := hashKey("CRCMOD", testCase.objectName, 200, testUUID); crcHashElement != testCase.crcHash {
|
|
t.Errorf("Test case %d: Expected \"%v\" but failed \"%v\"", i+1, testCase.crcHash, crcHashElement)
|
|
}
|
|
}
|
|
|
|
if crcHashElement := hashKey("CRCMOD", "This will fail", -1, testUUID); crcHashElement != -1 {
|
|
t.Errorf("Test: Expected \"-1\" but got \"%v\"", crcHashElement)
|
|
}
|
|
|
|
if crcHashElement := hashKey("CRCMOD", "This will fail", 0, testUUID); crcHashElement != -1 {
|
|
t.Errorf("Test: Expected \"-1\" but got \"%v\"", crcHashElement)
|
|
}
|
|
|
|
if crcHashElement := hashKey("UNKNOWN", "This will fail", 0, testUUID); crcHashElement != -1 {
|
|
t.Errorf("Test: Expected \"-1\" but got \"%v\"", crcHashElement)
|
|
}
|
|
}
|
|
|
|
// TestNewErasure - tests initialization of all input disks
|
|
// and constructs a valid `Erasure` object
|
|
func TestNewErasureSets(t *testing.T) {
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
defer cancel()
|
|
|
|
var nDisks = 16 // Maximum disks.
|
|
var erasureDisks []string
|
|
for i := 0; i < nDisks; i++ {
|
|
// Do not attempt to create this path, the test validates
|
|
// so that newErasureSets initializes non existing paths
|
|
// and successfully returns initialized object layer.
|
|
disk := filepath.Join(globalTestTmpDir, "minio-"+nextSuffix())
|
|
erasureDisks = append(erasureDisks, disk)
|
|
defer os.RemoveAll(disk)
|
|
}
|
|
|
|
endpoints := mustGetNewEndpoints(erasureDisks...)
|
|
_, _, err := waitForFormatErasure(true, endpoints, 1, 0, 16, "")
|
|
if err != errInvalidArgument {
|
|
t.Fatalf("Expecting error, got %s", err)
|
|
}
|
|
|
|
_, _, err = waitForFormatErasure(true, nil, 1, 1, 16, "")
|
|
if err != errInvalidArgument {
|
|
t.Fatalf("Expecting error, got %s", err)
|
|
}
|
|
|
|
// Initializes all erasure disks
|
|
storageDisks, format, err := waitForFormatErasure(true, endpoints, 1, 1, 16, "")
|
|
if err != nil {
|
|
t.Fatalf("Unable to format disks for erasure, %s", err)
|
|
}
|
|
|
|
if _, err := newErasureSets(ctx, endpoints, storageDisks, format); err != nil {
|
|
t.Fatalf("Unable to initialize erasure")
|
|
}
|
|
}
|
|
|
|
// TestHashedLayer - tests the hashed layer which will be returned
|
|
// consistently for a given object name.
|
|
func TestHashedLayer(t *testing.T) {
|
|
// Test distribution with 16 sets.
|
|
var objs [16]*erasureObjects
|
|
for i := range objs {
|
|
objs[i] = &erasureObjects{}
|
|
}
|
|
|
|
sets := &erasureSets{sets: objs[:], distributionAlgo: "CRCMOD"}
|
|
|
|
testCases := []struct {
|
|
objectName string
|
|
expectedObj *erasureObjects
|
|
}{
|
|
// cases which should pass the test.
|
|
// passing in valid object name.
|
|
{"object", objs[12]},
|
|
{"The Shining Script <v1>.pdf", objs[14]},
|
|
{"Cost Benefit Analysis (2009-2010).pptx", objs[13]},
|
|
{"117Gn8rfHL2ACARPAhaFd0AGzic9pUbIA/5OCn5A", objs[1]},
|
|
{"SHØRT", objs[9]},
|
|
{"There are far too many object names, and far too few bucket names!", objs[13]},
|
|
{"a/b/c/", objs[1]},
|
|
{"/a/b/c", objs[4]},
|
|
{string([]byte{0xff, 0xfe, 0xfd}), objs[13]},
|
|
}
|
|
|
|
// Tests hashing order to be consistent.
|
|
for i, testCase := range testCases {
|
|
gotObj := sets.getHashedSet(testCase.objectName)
|
|
if gotObj != testCase.expectedObj {
|
|
t.Errorf("Test case %d: Expected \"%#v\" but failed \"%#v\"", i+1, testCase.expectedObj, gotObj)
|
|
}
|
|
}
|
|
}
|
|
|