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package afero
import (
"os"
"path/filepath"
"runtime"
"testing"
)
func TestBasePath(t *testing.T) {
baseFs := &MemMapFs{}
baseFs.MkdirAll("/base/path/tmp", 0777)
bp := NewBasePathFs(baseFs, "/base/path")
if _, err := bp.Create("/tmp/foo"); err != nil {
t.Errorf("Failed to set real path")
}
if fh, err := bp.Create("../tmp/bar"); err == nil {
t.Errorf("succeeded in creating %s ...", fh.Name())
}
}
func TestBasePathRoot(t *testing.T) {
baseFs := &MemMapFs{}
baseFs.MkdirAll("/base/path/foo/baz", 0777)
baseFs.MkdirAll("/base/path/boo/", 0777)
bp := NewBasePathFs(baseFs, "/base/path")
rd, err := ReadDir(bp, string(os.PathSeparator))
if len(rd) != 2 {
t.Errorf("base path doesn't respect root")
}
if err != nil {
t.Error(err)
}
}
func TestRealPath(t *testing.T) {
fs := NewOsFs()
baseDir, err := TempDir(fs, "", "base")
if err != nil {
t.Fatal("error creating tempDir", err)
}
defer fs.RemoveAll(baseDir)
anotherDir, err := TempDir(fs, "", "another")
if err != nil {
t.Fatal("error creating tempDir", err)
}
defer fs.RemoveAll(anotherDir)
bp := NewBasePathFs(fs, baseDir).(*BasePathFs)
subDir := filepath.Join(baseDir, "s1")
realPath, err := bp.RealPath("/s1")
if err != nil {
t.Errorf("Got error %s", err)
}
if realPath != subDir {
t.Errorf("Expected \n%s got \n%s", subDir, realPath)
}
if runtime.GOOS == "windows" {
_, err = bp.RealPath(anotherDir)
if err != os.ErrNotExist {
t.Errorf("Expected os.ErrNotExist")
}
} else {
// on *nix we have no way of just looking at the path and tell that anotherDir
// is not inside the base file system.
// The user will receive an os.ErrNotExist later.
surrealPath, err := bp.RealPath(anotherDir)
if err != nil {
t.Errorf("Got error %s", err)
}
excpected := filepath.Join(baseDir, anotherDir)
if surrealPath != excpected {
t.Errorf("Expected \n%s got \n%s", excpected, surrealPath)
}
}
}
func TestNestedBasePaths(t *testing.T) {
type dirSpec struct {
Dir1, Dir2, Dir3 string
}
dirSpecs := []dirSpec{
dirSpec{Dir1: "/", Dir2: "/", Dir3: "/"},
dirSpec{Dir1: "/", Dir2: "/path2", Dir3: "/"},
dirSpec{Dir1: "/path1/dir", Dir2: "/path2/dir/", Dir3: "/path3/dir"},
dirSpec{Dir1: "C:/path1", Dir2: "path2/dir", Dir3: "/path3/dir/"},
}
for _, ds := range dirSpecs {
memFs := NewMemMapFs()
level1Fs := NewBasePathFs(memFs, ds.Dir1)
level2Fs := NewBasePathFs(level1Fs, ds.Dir2)
level3Fs := NewBasePathFs(level2Fs, ds.Dir3)
type spec struct {
BaseFs Fs
FileName string
}
specs := []spec{
spec{BaseFs: level3Fs, FileName: "f.txt"},
spec{BaseFs: level2Fs, FileName: "f.txt"},
spec{BaseFs: level1Fs, FileName: "f.txt"},
}
for _, s := range specs {
if err := s.BaseFs.MkdirAll(s.FileName, 0755); err != nil {
t.Errorf("Got error %s", err.Error())
}
if _, err := s.BaseFs.Stat(s.FileName); err != nil {
t.Errorf("Got error %s", err.Error())
}
if s.BaseFs == level3Fs {
pathToExist := filepath.Join(ds.Dir3, s.FileName)
if _, err := level2Fs.Stat(pathToExist); err != nil {
t.Errorf("Got error %s (path %s)", err.Error(), pathToExist)
}
} else if s.BaseFs == level2Fs {
pathToExist := filepath.Join(ds.Dir2, ds.Dir3, s.FileName)
if _, err := level1Fs.Stat(pathToExist); err != nil {
t.Errorf("Got error %s (path %s)", err.Error(), pathToExist)
}
}
}
}
}
func TestBasePathOpenFile(t *testing.T) {
baseFs := &MemMapFs{}
baseFs.MkdirAll("/base/path/tmp", 0777)
bp := NewBasePathFs(baseFs, "/base/path")
f, err := bp.OpenFile("/tmp/file.txt", os.O_CREATE, 0600)
if err != nil {
t.Fatalf("failed to open file: %v", err)
}
if filepath.Dir(f.Name()) != filepath.Clean("/tmp") {
t.Fatalf("realpath leaked: %s", f.Name())
}
}
func TestBasePathCreate(t *testing.T) {
baseFs := &MemMapFs{}
baseFs.MkdirAll("/base/path/tmp", 0777)
bp := NewBasePathFs(baseFs, "/base/path")
f, err := bp.Create("/tmp/file.txt")
if err != nil {
t.Fatalf("failed to create file: %v", err)
}
if filepath.Dir(f.Name()) != filepath.Clean("/tmp") {
t.Fatalf("realpath leaked: %s", f.Name())
}
}
func TestBasePathTempFile(t *testing.T) {
baseFs := &MemMapFs{}
baseFs.MkdirAll("/base/path/tmp", 0777)
bp := NewBasePathFs(baseFs, "/base/path")
tDir, err := TempDir(bp, "/tmp", "")
if err != nil {
t.Fatalf("Failed to TempDir: %v", err)
}
if filepath.Dir(tDir) != filepath.Clean("/tmp") {
t.Fatalf("Tempdir realpath leaked: %s", tDir)
}
tempFile, err := TempFile(bp, tDir, "")
if err != nil {
t.Fatalf("Failed to TempFile: %v", err)
}
defer tempFile.Close()
if expected, actual := tDir, filepath.Dir(tempFile.Name()); expected != actual {
t.Fatalf("TempFile realpath leaked: expected %s, got %s", expected, actual)
}
}
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