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

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/*
* MinIO Cloud Storage, (C) 2018 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 (
"bytes"
"context"
"crypto/md5"
"encoding/hex"
"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, BucketOptions{})
if err != nil {
t.Fatalf("%s : %s", instanceType, err.Error())
}
for _, object := range testCase.objectToUploads {
md5Bytes := md5.Sum([]byte(object.content))
_, err = obj.PutObject(context.Background(), testCase.bucketName, object.name, mustGetPutObjReader(t, bytes.NewBufferString(object.content),
int64(len(object.content)), hex.EncodeToString(md5Bytes[:]), ""), ObjectOptions{})
if err != nil {
t.Fatalf("%s : %s", instanceType, err.Error())
}
}
_, _ = obj.DeleteObject(context.Background(), testCase.bucketName, testCase.pathToDelete, ObjectOptions{})
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)
}
}
}
}