tests: Added GetObject, DeleteObject and PutObject unit-tests (#2222)

This commit is contained in:
Krishnan Parthasarathi 2016-07-21 13:15:54 -07:00 committed by Harshavardhana
parent 0eaf684777
commit 5730d40478
3 changed files with 404 additions and 56 deletions

115
faulty-disk_test.go Normal file
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@ -0,0 +1,115 @@
/*
* Minio Cloud Storage, (C) 2016 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 main
// Simulates disk returning errFaultyDisk on all methods of StorageAPI
// interface after successCount number of successes.
type faultyDisk struct {
disk *posix
successCount int
}
// instantiates a faulty
func newFaultyDisk(disk *posix, n int) *faultyDisk {
return &faultyDisk{disk: disk, successCount: n}
}
func (f *faultyDisk) MakeVol(volume string) (err error) {
if f.successCount > 0 {
f.successCount--
return f.disk.MakeVol(volume)
}
return errFaultyDisk
}
func (f *faultyDisk) ListVols() (vols []VolInfo, err error) {
if f.successCount > 0 {
f.successCount--
return f.disk.ListVols()
}
return nil, errFaultyDisk
}
func (f *faultyDisk) StatVol(volume string) (volInfo VolInfo, err error) {
if f.successCount > 0 {
f.successCount--
return f.disk.StatVol(volume)
}
return VolInfo{}, errFaultyDisk
}
func (f *faultyDisk) DeleteVol(volume string) (err error) {
if f.successCount > 0 {
f.successCount--
return f.disk.DeleteVol(volume)
}
return errFaultyDisk
}
func (f *faultyDisk) ListDir(volume, path string) (entries []string, err error) {
if f.successCount > 0 {
f.successCount--
return f.disk.ListDir(volume, path)
}
return []string{}, errFaultyDisk
}
func (f *faultyDisk) ReadFile(volume string, path string, offset int64, buf []byte) (n int64, err error) {
if f.successCount > 0 {
f.successCount--
return f.disk.ReadFile(volume, path, offset, buf)
}
return 0, errFaultyDisk
}
func (f *faultyDisk) AppendFile(volume, path string, buf []byte) error {
if f.successCount > 0 {
f.successCount--
return f.disk.AppendFile(volume, path, buf)
}
return errFaultyDisk
}
func (f *faultyDisk) RenameFile(srcVolume, srcPath, dstVolume, dstPath string) error {
if f.successCount > 0 {
f.successCount--
return f.disk.RenameFile(srcVolume, srcPath, dstVolume, dstPath)
}
return errFaultyDisk
}
func (f *faultyDisk) StatFile(volume string, path string) (file FileInfo, err error) {
if f.successCount > 0 {
f.successCount--
return f.disk.StatFile(volume, path)
}
return FileInfo{}, errFaultyDisk
}
func (f *faultyDisk) DeleteFile(volume string, path string) (err error) {
if f.successCount > 0 {
f.successCount--
return f.disk.DeleteFile(volume, path)
}
return errFaultyDisk
}
func (f *faultyDisk) ReadAll(volume string, path string) (buf []byte, err error) {
if f.successCount > 0 {
f.successCount--
return f.disk.ReadAll(volume, path)
}
return nil, errFaultyDisk
}

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@ -20,13 +20,24 @@ import (
"bytes" "bytes"
"crypto/md5" "crypto/md5"
"encoding/hex" "encoding/hex"
"fmt"
"io/ioutil" "io/ioutil"
"os" "os"
"path" "path"
"testing" "testing"
) )
// md5Hex ignores error from Write method since it never returns one. Check
// crypto/md5 doc for more details.
func md5Hex(b []byte) string {
md5Writer := md5.New()
md5Writer.Write(b)
return hex.EncodeToString(md5Writer.Sum(nil))
}
func md5Header(data []byte) map[string]string {
return map[string]string{"md5Sum": md5Hex([]byte(data))}
}
// Wrapper for calling PutObject tests for both XL multiple disks and single node setup. // Wrapper for calling PutObject tests for both XL multiple disks and single node setup.
func TestObjectAPIPutObject(t *testing.T) { func TestObjectAPIPutObject(t *testing.T) {
ExecObjectLayerTest(t, testObjectAPIPutObject) ExecObjectLayerTest(t, testObjectAPIPutObject)
@ -52,71 +63,109 @@ func testObjectAPIPutObject(obj ObjectLayer, instanceType string, t TestErrHandl
t.Fatalf("%s : %s", instanceType, err.Error()) t.Fatalf("%s : %s", instanceType, err.Error())
} }
failCases := []struct { var (
bucketName string nilBytes []byte
objName string data = []byte("hello")
inputReaderData string fiveMBBytes = bytes.Repeat([]byte("a"), 5*1024*124)
inputMeta map[string]string )
intputDataSize int64 invalidMD5 := md5Hex([]byte("meh"))
// flag indicating whether the test should pass. invalidMD5Header := md5Header([]byte("meh"))
shouldPass bool
testCases := []struct {
bucketName string
objName string
inputData []byte
inputMeta map[string]string
intputDataSize int64
// expected error output. // expected error output.
expectedMd5 string expectedMd5 string
expectedError error expectedError error
}{ }{
// Test case 1-4. // Test case 1-4.
// Cases with invalid bucket name. // Cases with invalid bucket name.
{".test", "obj", "", nil, 0, false, "", fmt.Errorf("%s", "Bucket name invalid: .test")}, {".test", "obj", []byte(""), nil, 0, "", BucketNameInvalid{Bucket: ".test"}},
{"------", "obj", "", nil, 0, false, "", fmt.Errorf("%s", "Bucket name invalid: ------")}, {"------", "obj", []byte(""), nil, 0, "", BucketNameInvalid{Bucket: "------"}},
{"$this-is-not-valid-too", "obj", "", nil, 0, false, "", {"$this-is-not-valid-too", "obj", []byte(""), nil, 0, "",
fmt.Errorf("%s", "Bucket name invalid: $this-is-not-valid-too")}, BucketNameInvalid{Bucket: "$this-is-not-valid-too"}},
{"a", "obj", "", nil, 0, false, "", fmt.Errorf("%s", "Bucket name invalid: a")}, {"a", "obj", []byte(""), nil, 0, "", BucketNameInvalid{Bucket: "a"}},
// Test case - 5. // Test case - 5.
// Case with invalid object names. // Case with invalid object names.
{bucket, "", "", nil, 0, false, "", fmt.Errorf("%s", "Object name invalid: minio-bucket#")}, {bucket, "", []byte(""), nil, 0, "", ObjectNameInvalid{Bucket: bucket, Object: ""}},
// Test case - 6. // Test case - 6.
// Valid object and bucket names but non-existent bucket. // Valid object and bucket names but non-existent bucket.
{"abc", "def", "", nil, 0, false, "", fmt.Errorf("%s", "Bucket not found: abc")}, {"abc", "def", []byte(""), nil, 0, "", BucketNotFound{Bucket: "abc"}},
// Test case - 7. // Test case - 7.
// Input to replicate Md5 mismatch. // Input to replicate Md5 mismatch.
{bucket, object, "", map[string]string{"md5Sum": "a35"}, 0, false, "", {bucket, object, []byte(""), map[string]string{"md5Sum": "a35"}, 0, "",
fmt.Errorf("%s", "Bad digest: Expected a35 is not valid with what we calculated "+"d41d8cd98f00b204e9800998ecf8427e")}, BadDigest{ExpectedMD5: "a35", CalculatedMD5: "d41d8cd98f00b204e9800998ecf8427e"}},
// Test case - 8. // Test case - 8.
// Input with size more than the size of actual data inside the reader. // Input with size more than the size of actual data inside the reader.
{bucket, object, "abcd", map[string]string{"md5Sum": "a35"}, int64(len("abcd") + 1), false, "", {bucket, object, []byte("abcd"), map[string]string{"md5Sum": "a35"}, int64(len("abcd") + 1), "",
IncompleteBody{}}, IncompleteBody{}},
// Test case - 9. // Test case - 9.
// Input with size less than the size of actual data inside the reader. // Input with size less than the size of actual data inside the reader.
{bucket, object, "abcd", map[string]string{"md5Sum": "a35"}, int64(len("abcd") - 1), false, "", {bucket, object, []byte("abcd"), map[string]string{"md5Sum": "a35"}, int64(len("abcd") - 1), "",
fmt.Errorf("%s", "Bad digest: Expected a35 is not valid with what we calculated 900150983cd24fb0d6963f7d28e17f72")}, BadDigest{ExpectedMD5: "a35", CalculatedMD5: "900150983cd24fb0d6963f7d28e17f72"}},
// Test case - 10-13. // Test case - 10-13.
// Validating for success cases. // Validating for success cases.
{bucket, object, "abcd", map[string]string{"md5Sum": "e2fc714c4727ee9395f324cd2e7f331f"}, int64(len("abcd")), true, "", nil}, {bucket, object, []byte("abcd"), map[string]string{"md5Sum": "e2fc714c4727ee9395f324cd2e7f331f"}, int64(len("abcd")), "", nil},
{bucket, object, "efgh", map[string]string{"md5Sum": "1f7690ebdd9b4caf8fab49ca1757bf27"}, int64(len("efgh")), true, "", nil}, {bucket, object, []byte("efgh"), map[string]string{"md5Sum": "1f7690ebdd9b4caf8fab49ca1757bf27"}, int64(len("efgh")), "", nil},
{bucket, object, "ijkl", map[string]string{"md5Sum": "09a0877d04abf8759f99adec02baf579"}, int64(len("ijkl")), true, "", nil}, {bucket, object, []byte("ijkl"), map[string]string{"md5Sum": "09a0877d04abf8759f99adec02baf579"}, int64(len("ijkl")), "", nil},
{bucket, object, "mnop", map[string]string{"md5Sum": "e132e96a5ddad6da8b07bba6f6131fef"}, int64(len("mnop")), true, "", nil}, {bucket, object, []byte("mnop"), map[string]string{"md5Sum": "e132e96a5ddad6da8b07bba6f6131fef"}, int64(len("mnop")), "", nil},
// Test case 14-16.
// With no metadata
{bucket, object, data, nil, int64(len(data)), md5Hex(data), nil},
{bucket, object, nilBytes, nil, int64(len(nilBytes)), md5Hex(nilBytes), nil},
{bucket, object, fiveMBBytes, nil, int64(len(fiveMBBytes)), md5Hex(fiveMBBytes), nil},
// Test case 17-19.
// With arbitrary metadata
{bucket, object, data, map[string]string{"answer": "42"}, int64(len(data)), md5Hex(data), nil},
{bucket, object, nilBytes, map[string]string{"answer": "42"}, int64(len(nilBytes)), md5Hex(nilBytes), nil},
{bucket, object, fiveMBBytes, map[string]string{"answer": "42"}, int64(len(fiveMBBytes)), md5Hex(fiveMBBytes), nil},
// Test case 20-22.
// With valid md5sum in header
{bucket, object, data, md5Header(data), int64(len(data)), md5Hex(data), nil},
{bucket, object, nilBytes, md5Header(nilBytes), int64(len(nilBytes)), md5Hex(nilBytes), nil},
{bucket, object, fiveMBBytes, md5Header(fiveMBBytes), int64(len(fiveMBBytes)), md5Hex(fiveMBBytes), nil},
// Test case 23-25.
// data with invalid md5sum in header
{bucket, object, data, invalidMD5Header, int64(len(data)), md5Hex(data), BadDigest{invalidMD5, md5Hex(data)}},
{bucket, object, nilBytes, invalidMD5Header, int64(len(nilBytes)), md5Hex(nilBytes), BadDigest{invalidMD5, md5Hex(nilBytes)}},
{bucket, object, fiveMBBytes, invalidMD5Header, int64(len(fiveMBBytes)), md5Hex(fiveMBBytes), BadDigest{invalidMD5, md5Hex(fiveMBBytes)}},
// Test case 26-28.
// data with size different from the actual number of bytes available in the reader
{bucket, object, data, nil, int64(len(data) - 1), md5Hex(data[:len(data)-1]), nil},
{bucket, object, nilBytes, nil, int64(len(nilBytes) + 1), md5Hex(nilBytes), IncompleteBody{}},
{bucket, object, fiveMBBytes, nil, int64(0), md5Hex(fiveMBBytes), nil},
} }
for i, testCase := range failCases { for i, testCase := range testCases {
actualMd5Hex, actualErr := obj.PutObject(testCase.bucketName, testCase.objName, testCase.intputDataSize, bytes.NewBufferString(testCase.inputReaderData), testCase.inputMeta) actualMd5Hex, actualErr := obj.PutObject(testCase.bucketName, testCase.objName, testCase.intputDataSize, bytes.NewReader(testCase.inputData), testCase.inputMeta)
// All are test cases above are expected to fail. if actualErr != nil && testCase.expectedError == nil {
t.Errorf("Test %d: %s: Expected to pass, but failed with: error %s.", i+1, instanceType, actualErr.Error())
if actualErr != nil && testCase.shouldPass {
t.Errorf("Test %d: %s: Expected to pass, but failed with: <ERROR> %s.", i+1, instanceType, actualErr.Error())
} }
if actualErr == nil && !testCase.shouldPass { if actualErr == nil && testCase.expectedError != nil {
t.Errorf("Test %d: %s: Expected to fail with <ERROR> \"%s\", but passed instead.", i+1, instanceType, testCase.expectedError.Error()) t.Errorf("Test %d: %s: Expected to fail with error \"%s\", but passed instead.", i+1, instanceType, testCase.expectedError.Error())
} }
// Failed as expected, but does it fail for the expected reason. // Failed as expected, but does it fail for the expected reason.
if actualErr != nil && !testCase.shouldPass { if actualErr != nil && testCase.expectedError != actualErr {
if testCase.expectedError.Error() != actualErr.Error() { t.Errorf("Test %d: %s: Expected to fail with error \"%s\", but instead failed with error \"%s\" instead.", i+1, instanceType, testCase.expectedError.Error(), actualErr.Error())
t.Errorf("Test %d: %s: Expected to fail with error \"%s\", but instead failed with error \"%s\" instead.", i+1, instanceType, testCase.expectedError.Error(), actualErr.Error())
}
} }
// Test passes as expected, but the output values are verified for correctness here. // Test passes as expected, but the output values are verified for correctness here.
if actualErr == nil && testCase.shouldPass { if actualErr == nil {
// Asserting whether the md5 output is correct. // Asserting whether the md5 output is correct.
if testCase.inputMeta["md5Sum"] != actualMd5Hex { if expectedMD5, ok := testCase.inputMeta["md5Sum"]; ok && expectedMD5 != actualMd5Hex {
t.Errorf("Test %d: %s: Calculated Md5 different from the actual one %s.", i+1, instanceType, actualMd5Hex) t.Errorf("Test %d: %s: Calculated Md5 different from the actual one %s.", i+1, instanceType, actualMd5Hex)
} }
} }
@ -155,11 +204,11 @@ func testObjectAPIPutObjectDiskNotFOund(obj ObjectLayer, instanceType string, di
} }
testCases := []struct { testCases := []struct {
bucketName string bucketName string
objName string objName string
inputReaderData string inputData []byte
inputMeta map[string]string inputMeta map[string]string
intputDataSize int64 intputDataSize int64
// flag indicating whether the test should pass. // flag indicating whether the test should pass.
shouldPass bool shouldPass bool
// expected error output. // expected error output.
@ -167,14 +216,14 @@ func testObjectAPIPutObjectDiskNotFOund(obj ObjectLayer, instanceType string, di
expectedError error expectedError error
}{ }{
// Validating for success cases. // Validating for success cases.
{bucket, object, "abcd", map[string]string{"md5Sum": "e2fc714c4727ee9395f324cd2e7f331f"}, int64(len("abcd")), true, "", nil}, {bucket, object, []byte("abcd"), map[string]string{"md5Sum": "e2fc714c4727ee9395f324cd2e7f331f"}, int64(len("abcd")), true, "", nil},
{bucket, object, "efgh", map[string]string{"md5Sum": "1f7690ebdd9b4caf8fab49ca1757bf27"}, int64(len("efgh")), true, "", nil}, {bucket, object, []byte("efgh"), map[string]string{"md5Sum": "1f7690ebdd9b4caf8fab49ca1757bf27"}, int64(len("efgh")), true, "", nil},
{bucket, object, "ijkl", map[string]string{"md5Sum": "09a0877d04abf8759f99adec02baf579"}, int64(len("ijkl")), true, "", nil}, {bucket, object, []byte("ijkl"), map[string]string{"md5Sum": "09a0877d04abf8759f99adec02baf579"}, int64(len("ijkl")), true, "", nil},
{bucket, object, "mnop", map[string]string{"md5Sum": "e132e96a5ddad6da8b07bba6f6131fef"}, int64(len("mnop")), true, "", nil}, {bucket, object, []byte("mnop"), map[string]string{"md5Sum": "e132e96a5ddad6da8b07bba6f6131fef"}, int64(len("mnop")), true, "", nil},
} }
for i, testCase := range testCases { for i, testCase := range testCases {
actualMd5Hex, actualErr := obj.PutObject(testCase.bucketName, testCase.objName, testCase.intputDataSize, bytes.NewBufferString(testCase.inputReaderData), testCase.inputMeta) actualMd5Hex, actualErr := obj.PutObject(testCase.bucketName, testCase.objName, testCase.intputDataSize, bytes.NewReader(testCase.inputData), testCase.inputMeta)
if actualErr != nil && testCase.shouldPass { if actualErr != nil && testCase.shouldPass {
t.Errorf("Test %d: %s: Expected to pass, but failed with: <ERROR> %s.", i+1, instanceType, actualErr.Error()) t.Errorf("Test %d: %s: Expected to pass, but failed with: <ERROR> %s.", i+1, instanceType, actualErr.Error())
} }
@ -202,11 +251,11 @@ func testObjectAPIPutObjectDiskNotFOund(obj ObjectLayer, instanceType string, di
// Validate the last test. // Validate the last test.
testCase := struct { testCase := struct {
bucketName string bucketName string
objName string objName string
inputReaderData string inputData []byte
inputMeta map[string]string inputMeta map[string]string
intputDataSize int64 intputDataSize int64
// flag indicating whether the test should pass. // flag indicating whether the test should pass.
shouldPass bool shouldPass bool
// expected error output. // expected error output.
@ -215,14 +264,14 @@ func testObjectAPIPutObjectDiskNotFOund(obj ObjectLayer, instanceType string, di
}{ }{
bucket, bucket,
object, object,
"mnop", []byte("mnop"),
map[string]string{"md5Sum": "e132e96a5ddad6da8b07bba6f6131fef"}, map[string]string{"md5Sum": "e132e96a5ddad6da8b07bba6f6131fef"},
int64(len("mnop")), int64(len("mnop")),
false, false,
"", "",
InsufficientWriteQuorum{}, InsufficientWriteQuorum{},
} }
_, actualErr := obj.PutObject(testCase.bucketName, testCase.objName, testCase.intputDataSize, bytes.NewBufferString(testCase.inputReaderData), testCase.inputMeta) _, actualErr := obj.PutObject(testCase.bucketName, testCase.objName, testCase.intputDataSize, bytes.NewReader(testCase.inputData), testCase.inputMeta)
if actualErr != nil && testCase.shouldPass { if actualErr != nil && testCase.shouldPass {
t.Errorf("Test %d: %s: Expected to pass, but failed with: <ERROR> %s.", len(testCases)+1, instanceType, actualErr.Error()) t.Errorf("Test %d: %s: Expected to pass, but failed with: <ERROR> %s.", len(testCases)+1, instanceType, actualErr.Error())
} }

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@ -20,6 +20,7 @@ import (
"bytes" "bytes"
"crypto/md5" "crypto/md5"
"encoding/hex" "encoding/hex"
"io/ioutil"
"testing" "testing"
) )
@ -60,3 +61,186 @@ func TestRepeatPutObjectPart(t *testing.T) {
} }
} }
func TestXLDeleteObjectBasic(t *testing.T) {
testCases := []struct {
bucket string
object string
expectedErr error
}{
{".test", "obj", BucketNameInvalid{Bucket: ".test"}},
{"----", "obj", BucketNameInvalid{Bucket: "----"}},
{"bucket", "", ObjectNameInvalid{Bucket: "bucket", Object: ""}},
{"bucket", "obj/", ObjectNameInvalid{Bucket: "bucket", Object: "obj/"}},
{"bucket", "/obj", ObjectNameInvalid{Bucket: "bucket", Object: "/obj"}},
{"bucket", "doesnotexist", ObjectNotFound{Bucket: "bucket", Object: "doesnotexist"}},
{"bucket", "obj", nil},
}
// Create an instance of xl backend
xl, fsDirs, err := getXLObjectLayer()
if err != nil {
t.Fatal(err)
}
// Make bucket for Test 7 to pass
err = xl.MakeBucket("bucket")
if err != nil {
t.Fatal(err)
}
// Create object "obj" under bucket "bucket" for Test 7 to pass
_, err = xl.PutObject("bucket", "obj", int64(len("abcd")), bytes.NewReader([]byte("abcd")), nil)
for i, test := range testCases {
actualErr := xl.DeleteObject(test.bucket, test.object)
if test.expectedErr != nil && actualErr != test.expectedErr {
t.Errorf("Test %d: Expected to fail with %s, but failed with %s", i+1, test.expectedErr, actualErr)
}
if test.expectedErr == nil && actualErr != nil {
t.Errorf("Test %d: Expected to pass, but failed with %s", i+1, actualErr)
}
}
// Cleanup backend directories
removeRoots(fsDirs)
}
func TestXLDeleteObjectDiskNotFound(t *testing.T) {
// Create an instance of xl backend.
obj, fsDirs, err := getXLObjectLayer()
if err != nil {
t.Fatal(err)
}
xl := obj.(xlObjects)
// Create "bucket"
err = obj.MakeBucket("bucket")
if err != nil {
t.Fatal(err)
}
bucket := "bucket"
object := "object"
// Create object "obj" under bucket "bucket".
_, err = obj.PutObject(bucket, object, int64(len("abcd")), bytes.NewReader([]byte("abcd")), nil)
// for a 16 disk setup, quorum is 9. To simulate disks not found yet
// quorum is available, we remove disks leaving quorum disks behind.
for i := range xl.storageDisks[:7] {
xl.storageDisks[i] = newFaultyDisk(xl.storageDisks[i].(*posix), 0)
}
err = obj.DeleteObject(bucket, object)
if err != nil {
t.Fatal(err)
}
// Create "obj" under "bucket".
_, err = obj.PutObject(bucket, object, int64(len("abcd")), bytes.NewReader([]byte("abcd")), nil)
if err != nil {
t.Fatal(err)
}
// Remove one more disk to 'lose' quorum, by setting it to nil.
xl.storageDisks[7] = &faultyDisk{}
xl.storageDisks[8] = &faultyDisk{}
err = obj.DeleteObject(bucket, object)
if err != toObjectErr(errXLWriteQuorum, bucket, object) {
t.Errorf("Expected deleteObject to fail with %v, but failed with %v", toObjectErr(errXLWriteQuorum, bucket, object), err)
}
// Cleanup backend directories
removeRoots(fsDirs)
}
func TestGetObjectNoQuorum(t *testing.T) {
// Create an instance of xl backend.
obj, fsDirs, err := getXLObjectLayer()
if err != nil {
t.Fatal(err)
}
xl := obj.(xlObjects)
// Create "bucket"
err = obj.MakeBucket("bucket")
if err != nil {
t.Fatal(err)
}
bucket := "bucket"
object := "object"
// Create "object" under "bucket".
_, err = obj.PutObject(bucket, object, int64(len("abcd")), bytes.NewReader([]byte("abcd")), nil)
if err != nil {
t.Fatal(err)
}
// Disable caching to avoid returning early and not covering other code-paths
xl.objCacheEnabled = false
// Make 9 disks offline, which leaves less than quorum number of disks
// in a 16 disk XL setup. The original disks are 'replaced' with
// faultyDisks that fail after 'f' successful StorageAPI method
// invocations, where f - [0,2)
for f := 0; f < 2; f++ {
for i := range xl.storageDisks[:9] {
switch diskType := xl.storageDisks[i].(type) {
case *posix:
xl.storageDisks[i] = newFaultyDisk(diskType, f)
case *faultyDisk:
xl.storageDisks[i] = newFaultyDisk(diskType.disk, f)
}
}
// Fetch object from store.
err = xl.GetObject(bucket, object, 0, int64(len("abcd")), ioutil.Discard)
if err != toObjectErr(errXLReadQuorum, bucket, object) {
t.Errorf("Expected putObject to fail with %v, but failed with %v", toObjectErr(errXLWriteQuorum, bucket, object), err)
}
}
// Cleanup backend directories.
removeRoots(fsDirs)
}
func TestPutObjectNoQuorum(t *testing.T) {
// Create an instance of xl backend.
obj, fsDirs, err := getXLObjectLayer()
if err != nil {
t.Fatal(err)
}
xl := obj.(xlObjects)
// Create "bucket"
err = obj.MakeBucket("bucket")
if err != nil {
t.Fatal(err)
}
bucket := "bucket"
object := "object"
// Create "object" under "bucket".
_, err = obj.PutObject(bucket, object, int64(len("abcd")), bytes.NewReader([]byte("abcd")), nil)
if err != nil {
t.Fatal(err)
}
// Make 9 disks offline, which leaves less than quorum number of disks
// in a 16 disk XL setup. The original disks are 'replaced' with
// faultyDisks that fail after 'f' successful StorageAPI method
// invocations, where f - [0,3)
for f := 0; f < 3; f++ {
for i := range xl.storageDisks[:9] {
switch diskType := xl.storageDisks[i].(type) {
case *posix:
xl.storageDisks[i] = newFaultyDisk(diskType, f)
case *faultyDisk:
xl.storageDisks[i] = newFaultyDisk(diskType.disk, f)
}
}
// Upload new content to same object "object"
_, err = obj.PutObject(bucket, object, int64(len("abcd")), bytes.NewReader([]byte("abcd")), nil)
if err != toObjectErr(errXLWriteQuorum, bucket, object) {
t.Errorf("Expected putObject to fail with %v, but failed with %v", toObjectErr(errXLWriteQuorum, bucket, object), err)
}
}
// Cleanup backend directories.
removeRoots(fsDirs)
}