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moby--moby/utils/fs_test.go
Kato Kazuyoshi e3e078ca2f Add the test to reproduce the issue even in "make test"
Docker-DCO-1.1-Signed-off-by: Kato Kazuyoshi <kato.kazuyoshi@gmail.com> (github: kzys)
2014-04-12 07:37:17 +09:00

108 lines
2.3 KiB
Go

package utils
import (
"io/ioutil"
"os"
"path/filepath"
"testing"
)
func abs(t *testing.T, p string) string {
o, err := filepath.Abs(p)
if err != nil {
t.Fatal(err)
}
return o
}
func TestFollowSymLinkNormal(t *testing.T) {
link := "testdata/fs/a/d/c/data"
rewrite, err := FollowSymlinkInScope(link, "testdata")
if err != nil {
t.Fatal(err)
}
if expected := abs(t, "testdata/b/c/data"); expected != rewrite {
t.Fatalf("Expected %s got %s", expected, rewrite)
}
}
func TestFollowSymLinkUnderLinkedDir(t *testing.T) {
dir, err := ioutil.TempDir("", "docker-fs-test")
if err != nil {
t.Fatal(err)
}
os.Mkdir(filepath.Join(dir, "realdir"), 0700)
os.Symlink("realdir", filepath.Join(dir, "linkdir"))
linkDir := filepath.Join(dir, "linkdir", "foo")
dirUnderLinkDir := filepath.Join(dir, "linkdir", "foo", "bar")
os.MkdirAll(dirUnderLinkDir, 0700)
rewrite, err := FollowSymlinkInScope(dirUnderLinkDir, linkDir)
if err != nil {
t.Fatal(err)
}
if rewrite != dirUnderLinkDir {
t.Fatalf("Expected %s got %s", dirUnderLinkDir, rewrite)
}
}
func TestFollowSymLinkRandomString(t *testing.T) {
if _, err := FollowSymlinkInScope("toto", "testdata"); err == nil {
t.Fatal("Random string should fail but didn't")
}
}
func TestFollowSymLinkLastLink(t *testing.T) {
link := "testdata/fs/a/d"
rewrite, err := FollowSymlinkInScope(link, "testdata")
if err != nil {
t.Fatal(err)
}
if expected := abs(t, "testdata/b"); expected != rewrite {
t.Fatalf("Expected %s got %s", expected, rewrite)
}
}
func TestFollowSymLinkRelativeLink(t *testing.T) {
link := "testdata/fs/a/e/c/data"
rewrite, err := FollowSymlinkInScope(link, "testdata")
if err != nil {
t.Fatal(err)
}
if expected := abs(t, "testdata/fs/b/c/data"); expected != rewrite {
t.Fatalf("Expected %s got %s", expected, rewrite)
}
}
func TestFollowSymLinkRelativeLinkScope(t *testing.T) {
link := "testdata/fs/a/f"
rewrite, err := FollowSymlinkInScope(link, "testdata")
if err != nil {
t.Fatal(err)
}
if expected := abs(t, "testdata/test"); expected != rewrite {
t.Fatalf("Expected %s got %s", expected, rewrite)
}
link = "testdata/fs/b/h"
rewrite, err = FollowSymlinkInScope(link, "testdata")
if err != nil {
t.Fatal(err)
}
if expected := abs(t, "testdata/root"); expected != rewrite {
t.Fatalf("Expected %s got %s", expected, rewrite)
}
}