minio/cmd/fs-v1-rwpool_test.go

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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 (
"os"
"runtime"
"testing"
"github.com/minio/minio/internal/lock"
)
// Tests long path calls.
func TestRWPoolLongPath(t *testing.T) {
rwPool := &fsIOPool{
readersMap: make(map[string]*lock.RLockedFile),
}
longPath := "my-obj-del-0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001"
if _, err := rwPool.Create(longPath); err != errFileNameTooLong {
t.Fatal(err)
}
if _, err := rwPool.Write(longPath); err != errFileNameTooLong {
t.Fatal(err)
}
if _, err := rwPool.Open(longPath); err != errFileNameTooLong {
t.Fatal(err)
}
}
// Tests all RWPool methods.
func TestRWPool(t *testing.T) {
// create xlStorage test setup
_, path, err := newXLStorageTestSetup()
if err != nil {
t.Fatalf("Unable to create xlStorage test setup, %s", err)
}
defer os.RemoveAll(path)
rwPool := &fsIOPool{
readersMap: make(map[string]*lock.RLockedFile),
}
wlk, err := rwPool.Create(pathJoin(path, "success-vol", "file/path/1.txt"))
if err != nil {
t.Fatal(err)
}
wlk.Close()
// Fails to create a parent directory if there is a file.
_, err = rwPool.Create(pathJoin(path, "success-vol", "file/path/1.txt/test"))
if err != errFileAccessDenied {
t.Fatal("Unexpected error", err)
}
// Fails to create a file if there is a directory.
_, err = rwPool.Create(pathJoin(path, "success-vol", "file"))
if runtime.GOOS == globalWindowsOSName {
if err != errFileAccessDenied {
t.Fatal("Unexpected error", err)
}
} else {
if err != errIsNotRegular {
t.Fatal("Unexpected error", err)
}
}
rlk, err := rwPool.Open(pathJoin(path, "success-vol", "file/path/1.txt"))
if err != nil {
t.Fatal("Unexpected error", err)
}
rlk.Close()
// Fails to read a directory.
_, err = rwPool.Open(pathJoin(path, "success-vol", "file"))
if runtime.GOOS == globalWindowsOSName {
if err != errFileAccessDenied {
t.Fatal("Unexpected error", err)
}
} else {
if err != errIsNotRegular {
t.Fatal("Unexpected error", err)
}
}
// Fails to open a file which has a parent as file.
_, err = rwPool.Open(pathJoin(path, "success-vol", "file/path/1.txt/test"))
if runtime.GOOS != globalWindowsOSName {
if err != errFileAccessDenied {
t.Fatal("Unexpected error", err)
}
} else {
if err != errFileNotFound {
t.Fatal("Unexpected error", err)
}
}
}