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-rw-r--r--tests/deterministic_names/deterministic_names_test.go79
1 files changed, 79 insertions, 0 deletions
diff --git a/tests/deterministic_names/deterministic_names_test.go b/tests/deterministic_names/deterministic_names_test.go
new file mode 100644
index 0000000..1b355df
--- /dev/null
+++ b/tests/deterministic_names/deterministic_names_test.go
@@ -0,0 +1,79 @@
+package deterministic_names
+
+// integration tests that target "-deterministic-names" specifically
+
+import (
+ "io/ioutil"
+ "os"
+ "path/filepath"
+ "testing"
+
+ "github.com/rfjakob/gocryptfs/tests/test_helpers"
+)
+
+var cDir string
+var pDir string
+
+var testPw = []byte("test")
+
+// Create and mount "-deterministic-names" fs
+func TestMain(m *testing.M) {
+ cDir = test_helpers.InitFS(nil, "-deterministic-names")
+ pDir = cDir + ".mnt"
+ test_helpers.MountOrExit(cDir, pDir, "-deterministic-names", "-extpass", "echo test")
+ r := m.Run()
+ test_helpers.UnmountPanic(pDir)
+ os.Exit(r)
+}
+
+// TestDeterministicNames checks that a file with the same plaintext name
+// always encrypts to the same ciphertext name
+func TestDeterministicNames(t *testing.T) {
+ // "foo" should encrypt to the same name in both directories
+ if err := os.MkdirAll(pDir+"/x/foo", 0700); err != nil {
+ t.Fatal(err)
+ }
+ if err := os.MkdirAll(pDir+"/y/foo", 0700); err != nil {
+ t.Fatal(err)
+ }
+ matches, err := filepath.Glob(cDir + "/*/*")
+ if err != nil || len(matches) != 2 {
+ t.Fatal(matches, err)
+ }
+ if filepath.Base(matches[0]) != filepath.Base(matches[1]) {
+ t.Error(matches)
+ }
+ fooEncrypted := filepath.Base(matches[0])
+
+ // "foo" should also encrypt to the same name in the root directory
+ if err := os.Mkdir(pDir+"/foo", 0700); err != nil {
+ t.Fatal(err)
+ }
+ _, err = os.Stat(cDir + "/" + fooEncrypted)
+ if err != nil {
+ t.Error(err)
+ }
+
+ // Replace directory with file
+ if err := os.RemoveAll(pDir + "/foo"); err != nil {
+ t.Fatal(err)
+ }
+ if err := ioutil.WriteFile(pDir+"/foo", nil, 0700); err != nil {
+ t.Fatal(err)
+ }
+ _, err = os.Stat(cDir + "/" + fooEncrypted)
+ if err != nil {
+ t.Error(err)
+ }
+
+ // Rename back and forth, name should stay the same
+ if err := os.Rename(pDir+"/foo", pDir+"/foo.tmp"); err != nil {
+ t.Fatal(err)
+ }
+ if err := os.Rename(pDir+"/foo.tmp", pDir+"/foo"); err != nil {
+ t.Fatal(err)
+ }
+ if _, err := os.Stat(cDir + "/" + fooEncrypted); err != nil {
+ t.Error(err)
+ }
+}