mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
108 lines
2.3 KiB
Go
108 lines
2.3 KiB
Go
package utils
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import (
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"io/ioutil"
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"os"
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"path/filepath"
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"testing"
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)
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func abs(t *testing.T, p string) string {
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o, err := filepath.Abs(p)
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if err != nil {
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t.Fatal(err)
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}
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return o
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}
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func TestFollowSymLinkNormal(t *testing.T) {
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link := "testdata/fs/a/d/c/data"
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rewrite, err := FollowSymlinkInScope(link, "testdata")
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if err != nil {
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t.Fatal(err)
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}
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if expected := abs(t, "testdata/b/c/data"); expected != rewrite {
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t.Fatalf("Expected %s got %s", expected, rewrite)
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}
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}
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func TestFollowSymLinkUnderLinkedDir(t *testing.T) {
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dir, err := ioutil.TempDir("", "docker-fs-test")
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if err != nil {
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t.Fatal(err)
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}
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os.Mkdir(filepath.Join(dir, "realdir"), 0700)
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os.Symlink("realdir", filepath.Join(dir, "linkdir"))
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linkDir := filepath.Join(dir, "linkdir", "foo")
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dirUnderLinkDir := filepath.Join(dir, "linkdir", "foo", "bar")
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os.MkdirAll(dirUnderLinkDir, 0700)
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rewrite, err := FollowSymlinkInScope(dirUnderLinkDir, linkDir)
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if err != nil {
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t.Fatal(err)
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}
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if rewrite != dirUnderLinkDir {
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t.Fatalf("Expected %s got %s", dirUnderLinkDir, rewrite)
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}
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}
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func TestFollowSymLinkRandomString(t *testing.T) {
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if _, err := FollowSymlinkInScope("toto", "testdata"); err == nil {
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t.Fatal("Random string should fail but didn't")
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}
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}
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func TestFollowSymLinkLastLink(t *testing.T) {
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link := "testdata/fs/a/d"
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rewrite, err := FollowSymlinkInScope(link, "testdata")
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if err != nil {
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t.Fatal(err)
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}
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if expected := abs(t, "testdata/b"); expected != rewrite {
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t.Fatalf("Expected %s got %s", expected, rewrite)
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}
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}
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func TestFollowSymLinkRelativeLink(t *testing.T) {
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link := "testdata/fs/a/e/c/data"
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rewrite, err := FollowSymlinkInScope(link, "testdata")
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if err != nil {
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t.Fatal(err)
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}
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if expected := abs(t, "testdata/fs/b/c/data"); expected != rewrite {
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t.Fatalf("Expected %s got %s", expected, rewrite)
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}
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}
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func TestFollowSymLinkRelativeLinkScope(t *testing.T) {
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link := "testdata/fs/a/f"
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rewrite, err := FollowSymlinkInScope(link, "testdata")
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if err != nil {
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t.Fatal(err)
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}
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if expected := abs(t, "testdata/test"); expected != rewrite {
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t.Fatalf("Expected %s got %s", expected, rewrite)
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}
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link = "testdata/fs/b/h"
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rewrite, err = FollowSymlinkInScope(link, "testdata")
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if err != nil {
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t.Fatal(err)
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}
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if expected := abs(t, "testdata/root"); expected != rewrite {
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t.Fatalf("Expected %s got %s", expected, rewrite)
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}
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}
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