(t *testing.T)
| 27 | ) |
| 28 | |
| 29 | func TestEnDecryptName(t *testing.T) { |
| 30 | if cryptoIsBrokenUnderRaceDetector { |
| 31 | t.Skip("cannot test") |
| 32 | } |
| 33 | |
| 34 | pattern := regexp.MustCompile( |
| 35 | fmt.Sprintf("^[0-9A-V]%s/[0-9A-V]{2}/([0-9A-V]{%d}/)*[0-9A-V]{1,%d}$", |
| 36 | regexp.QuoteMeta(encryptedDirExtension), |
| 37 | maxPathComponent, maxPathComponent-1)) |
| 38 | |
| 39 | makeName := func(n int) string { |
| 40 | b := make([]byte, n) |
| 41 | for i := range b { |
| 42 | b[i] = byte('a' + i%26) |
| 43 | } |
| 44 | return string(b) |
| 45 | } |
| 46 | |
| 47 | var key [32]byte |
| 48 | cases := []string{ |
| 49 | "", |
| 50 | "foo", |
| 51 | "a longer name/with/slashes and spaces", |
| 52 | makeName(maxPathComponent), |
| 53 | makeName(1 + maxPathComponent), |
| 54 | makeName(2 * maxPathComponent), |
| 55 | makeName(1 + 2*maxPathComponent), |
| 56 | } |
| 57 | for _, tc := range cases { |
| 58 | var prev string |
| 59 | for i := 0; i < 5; i++ { |
| 60 | enc := encryptName(tc, &key) |
| 61 | if prev != "" && prev != enc { |
| 62 | t.Error("name should always encrypt the same") |
| 63 | } |
| 64 | prev = enc |
| 65 | if tc != "" && strings.Contains(enc, tc) { |
| 66 | t.Error("shouldn't contain plaintext") |
| 67 | } |
| 68 | if !pattern.MatchString(enc) { |
| 69 | t.Fatalf("encrypted name %s doesn't match %s", |
| 70 | enc, pattern) |
| 71 | } |
| 72 | |
| 73 | dec, err := decryptName(enc, &key) |
| 74 | if err != nil { |
| 75 | t.Error(err) |
| 76 | } |
| 77 | if dec != tc { |
| 78 | t.Error("mismatch after decryption") |
| 79 | } |
| 80 | t.Logf("%q encrypts as %q", tc, enc) |
| 81 | } |
| 82 | } |
| 83 | } |
| 84 | |
| 85 | func TestKeyDerivation(t *testing.T) { |
| 86 | folderKey := testKeyGen.KeyFromPassword("my folder", "my password") |
nothing calls this directly
no test coverage detected