TestClientHelloGolden verifies byte-for-byte parity with the upstream Python ClientHelloMaker. Vectors are generated by test/golden/gen_golden.py.
(t *testing.T)
| 26 | // TestClientHelloGolden verifies byte-for-byte parity with the upstream |
| 27 | // Python ClientHelloMaker. Vectors are generated by test/golden/gen_golden.py. |
| 28 | func TestClientHelloGolden(t *testing.T) { |
| 29 | path := filepath.Join("..", "..", "test", "golden", "clienthello_golden.json") |
| 30 | raw, err := os.ReadFile(path) |
| 31 | if err != nil { |
| 32 | t.Fatalf("read golden: %v", err) |
| 33 | } |
| 34 | var gf goldenFile |
| 35 | if err := json.Unmarshal(raw, &gf); err != nil { |
| 36 | t.Fatalf("parse golden: %v", err) |
| 37 | } |
| 38 | if len(gf.Vectors) == 0 { |
| 39 | t.Fatal("no golden vectors") |
| 40 | } |
| 41 | |
| 42 | for _, v := range gf.Vectors { |
| 43 | v := v |
| 44 | t.Run(v.Name, func(t *testing.T) { |
| 45 | rnd, _ := hex.DecodeString(v.Rnd) |
| 46 | sess, _ := hex.DecodeString(v.SessID) |
| 47 | ks, _ := hex.DecodeString(v.KeyShare) |
| 48 | got, err := BuildClientHello(rnd, sess, []byte(v.SNI), ks) |
| 49 | if err != nil { |
| 50 | t.Fatalf("BuildClientHello: %v", err) |
| 51 | } |
| 52 | if len(got) != v.ExpectedLen { |
| 53 | t.Fatalf("len: got %d want %d", len(got), v.ExpectedLen) |
| 54 | } |
| 55 | want, _ := hex.DecodeString(v.ExpectedHex) |
| 56 | if hex.EncodeToString(got) != v.ExpectedHex { |
| 57 | t.Fatalf("byte mismatch\n got: %x\n want: %x", got, want) |
| 58 | } |
| 59 | }) |
| 60 | } |
| 61 | } |
| 62 | |
| 63 | func TestClientHelloRejectsBadInput(t *testing.T) { |
| 64 | bad31 := make([]byte, 31) |
nothing calls this directly
no test coverage detected