LayoutTests/crypto/ecdh-deriveKey-hmac.html - Issue 806913006: [WebCrypto] Move LayoutTests from crypto to crypto/subtle

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Issue 806913006: [WebCrypto] Move LayoutTests from crypto to crypto/subtle (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Update path for deserialize legacy tests Created 6 years ago

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1 <!DOCTYPE html>

2 <html>

3 <head>

4 <script src="../resources/js-test.js"></script>

5 <script src="resources/common.js"></script>

6 </head>

7 <body>

8 <p id="description"></p>

9 <div id="console"></div>

10

11 <script>

12 description("Tests deriveKey() using ECDH to make HMAC keys");

13

14 jsTestIsAsync = true;

15

16 // The test data uses a public key and private key (from different key pairs) fo r the P-521 curve.

17 var privateKeyJwk = {

18 "kty":"EC",

19 "crv":"P-521",

20 "d":"AI_Zu5xisuK-IIz85dTSoqaQSTxN1I88l05myJJ0ZYFMdQ2VmjFOIUTonKGG97yOGmikyi d-6F48d7iI1zF6VRk7",

21 "x":"ACw6DX7wqwHVO-JzyOet0B-r10YVLv5R5q_IfiWCzclg0u_x57NCtOcFCFpM2ZnS22tyYj Zb0gBHGcgUE_I-h-6s",

22 "y":"Actm2tCHBPOKLZMpJV3DaVOluln9zBsE2I0g6iV73I4M-liqA1rLSJN8q-vcSQtZF0Jvzw uvGkGuTbvT_DaRQ2pf"

23 };

24

25 var publicKeyJwk = {

26 "kty":"EC",

27 "crv":"P-521",

28 "x":"ADRllQ0B7icrnJ7ib2r-CXvymGFiC_3f6_o0SzLMBIggM8ndQm9l768SToMy1hUo64JsofGS Q37P4CRqT_QeivBD",

29 "y":"ALKEzew1Xe4Sv86lZVqb2xxZ0l7WrE3DPJ93fUtSPih5iH8jg0GPDKMVoA5ffFmqPwbdgS2B K18PBFIT7QDGb2Zx"

30 };

31

32 // This is the full 528 bits of key data derived by ECDH using the above keys

33 // (only part of it will be used for these tests). In practice it wouldn't be a

34 // good idea to make a key directly from ECDH

35 // output without first going through a KDF, but this is just testing the API.

36 var fullDerivedBytesHex = "0117D54D84379D0FD385BE068455A77A5366AB534FF172AB0A121 F37D180DCCD19607ABB0C41CB9F6F12B01303AC4A69DC2D1D05180181FD496D9769B46BFFEC3425"

37

38 function importEcKeys() {

39 var keys = {};

40

41 debug("Importing the private key...\n");

42

43 return crypto.subtle.importKey("jwk", privateKeyJwk, {name: 'ECDH', namedCur ve: "P-521"}, false, ["deriveKey"]).then(function(result) {

44 keys.private = result;

45

46 debug("Importing the public key...\n");

47 return crypto.subtle.importKey("jwk", publicKeyJwk, {name: 'ECDH', named Curve: "P-521"}, false, []);

48 }).then(function(result) {

49 keys.public = result;

50 return keys;

51 });

52 }

53

54 var ecKeys = null;

55

56 importEcKeys().then(function(result) {

57 ecKeys = result;

58

59 // Derive an HMAC SHA-1 128-bit key having the 'sign' usage.

60 debug("Deriving an HMAC 136 bit key...\n");

61 var algorithm = {name: 'ecdh', public: ecKeys.public};

62 var derivedAlgorithm = {name: 'hmac', hash: "sha-1", length: 136};

63 var extractable = true;

64 var usages = ['sign'];

65

66 return crypto.subtle.deriveKey(algorithm, ecKeys.private, derivedAlgorithm, extractable, usages);

67 }).then(function(result) {

68 key = result;

69

70 // Verify the key's properties.

71 shouldEvaluateAs("key.type", "secret");

72 shouldEvaluateAs("key.extractable", true);

73 shouldEvaluateAs("key.algorithm.name", "HMAC");

74 shouldEvaluateAs("key.algorithm.hash.name", "SHA-1");

75 shouldEvaluateAs("key.algorithm.length", 136);

76 shouldEvaluateAs("key.usages.join(',')", "sign");

77

78 // Export the key and check its bytes.

79 return crypto.subtle.exportKey("raw", key);

80 }).then(function(result) {

81 bytesShouldMatchHexString("Derived Bytes", fullDerivedBytesHex.substr(0, 34) , result);

82

83 // Derive an HMAC SHA-256 key having the 'sign, verify' usage. Use default l ength.

84 debug("Deriving an HMAC 256 bit key...\n");

85 var algorithm = {name: 'ecdh', public: ecKeys.public};

86 var derivedAlgorithm = {name: 'hmac', hash: "sha-256"}

87 var extractable = true;

88 var usages = ['sign', 'verify'];

89

90 return crypto.subtle.deriveKey(algorithm, ecKeys.private, derivedAlgorithm, extractable, usages);

91 }).then(function(result) {

92 key = result;

93

94 // Verify the key's properties.

95 shouldEvaluateAs("key.type", "secret");

96 shouldEvaluateAs("key.extractable", true);

97 shouldEvaluateAs("key.algorithm.name", "HMAC");

98 shouldEvaluateAs("key.algorithm.hash.name", "SHA-256");

99 shouldEvaluateAs("key.algorithm.length", 512);

100 shouldEvaluateAs("key.usages.join(',')", "sign,verify");

101

102 // Export the key and check its bytes.

103 return crypto.subtle.exportKey("raw", key);

104 }).then(function(result) {

105 bytesShouldMatchHexString("Derived Bytes", fullDerivedBytesHex.substr(0, 128 ), result);

106

107 // Derive an HMAC 256 bit key having the 'verify' usage and non-extractable

108 debug("Deriving an HMAC 256 bit key...\n");

109 var algorithm = {name: 'ecdh', public: ecKeys.public};

110 var derivedAlgorithm = {name: 'HMAC', hash: 'sha-256', length: 256}

111 var extractable = false;

112 var usages = ['verify'];

113

114 return crypto.subtle.deriveKey(algorithm, ecKeys.private, derivedAlgorithm, extractable, usages);

115 }).then(function(result) {

116 key = result;

117

118 // Verify the key's properties.

119 shouldEvaluateAs("key.type", "secret");

120 shouldEvaluateAs("key.extractable", false);

121 shouldEvaluateAs("key.algorithm.name", "HMAC");

122 shouldEvaluateAs("key.algorithm.hash.name", "SHA-256");

123 shouldEvaluateAs("key.algorithm.length", 256);

124 shouldEvaluateAs("key.usages.join(',')", "verify");

125 }).then(finishJSTest, failAndFinishJSTest);

126

127 </script>

128

129 </body>

130 </html>

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