minio/cmd/object-api-deleteobject_tes...

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// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package cmd
import (
"context"
"crypto/md5"
"encoding/hex"
"strings"
"testing"
)
// Wrapper for calling DeleteObject tests for both Erasure multiple disks and single node setup.
func TestDeleteObject(t *testing.T) {
ExecObjectLayerTest(t, testDeleteObject)
}
// Unit test for DeleteObject in general.
func testDeleteObject(obj ObjectLayer, instanceType string, t TestErrHandler) {
type objectUpload struct {
name string
content string
}
testCases := []struct {
bucketName string
objectToUploads []objectUpload
pathToDelete string
objectsAfterDelete []string
}{
// Test 1: removes an object and checks it is the only object
// that has been deleted.
{
"bucket1",
[]objectUpload{{"object0", "content"}, {"object1", "content"}},
"object0",
[]string{"object1"},
},
// Test 2: remove an object inside a directory and checks it is deleted
// with its parent since this former becomes empty
{
"bucket2",
[]objectUpload{{"object0", "content"}, {"dir/object1", "content"}},
"dir/object1",
[]string{"object0"},
},
// Test 3: remove an object inside a directory and checks if it is deleted
// but other sibling object in the same directory still exists
{
"bucket3",
[]objectUpload{{"dir/object1", "content"}, {"dir/object2", "content"}},
"dir/object1",
[]string{"dir/object2"},
},
// Test 4: remove a non empty directory and checks it has no effect
{
"bucket4",
[]objectUpload{{"object0", "content"}, {"dir/object1", "content"}},
"dir/",
[]string{"dir/object1", "object0"},
},
// Test 5: Remove an empty directory and checks it is really removed
{
"bucket5",
[]objectUpload{{"object0", "content"}, {"dir/", ""}},
"dir/",
[]string{"object0"},
},
}
for i, testCase := range testCases {
err := obj.MakeBucketWithLocation(context.Background(), testCase.bucketName, MakeBucketOptions{})
if err != nil {
t.Fatalf("%s : %s", instanceType, err.Error())
}
for _, object := range testCase.objectToUploads {
md5Bytes := md5.Sum([]byte(object.content))
oi, err := obj.PutObject(context.Background(), testCase.bucketName, object.name, mustGetPutObjReader(t, strings.NewReader(object.content),
int64(len(object.content)), hex.EncodeToString(md5Bytes[:]), ""), ObjectOptions{})
t.Log(oi)
if err != nil {
t.Fatalf("%s : %s", instanceType, err.Error())
}
}
oi, err := obj.DeleteObject(context.Background(), testCase.bucketName, testCase.pathToDelete, ObjectOptions{})
t.Log(oi, err)
result, err := obj.ListObjects(context.Background(), testCase.bucketName, "", "", "", 1000)
if err != nil {
t.Errorf("Test %d: %s: Expected to pass, but failed with: <ERROR> %s", i+1, instanceType, err.Error())
continue
}
if len(result.Objects) != len(testCase.objectsAfterDelete) {
t.Errorf("Test %d: %s: mismatch number of objects after delete, expected = %v, found = %v", i+1, instanceType, testCase.objectsAfterDelete, result.Objects)
continue
}
for idx := range result.Objects {
if result.Objects[idx].Name != testCase.objectsAfterDelete[idx] {
t.Errorf("Test %d: %s: Unexpected object found after delete, found = `%v`", i+1, instanceType, result.Objects[idx].Name)
}
}
}
}