| |
| function run_test() { |
| setup({explicit_done: true}); |
| |
| var subtle = self.crypto.subtle; // Change to test prefixed implementations |
| |
| // When are all these tests really done? When all the promises they use have resolved. |
| var all_promises = []; |
| |
| // Source file [algorithm_name]_vectors.js provides the getTestVectors method |
| // for the algorithm that drives these tests. |
| var testVectors = getTestVectors(); |
| |
| // Test verification first, because signing tests rely on that working |
| testVectors.forEach(function(vector) { |
| var promise = importVectorKeys(vector, ["verify"], ["sign"]) |
| .then(function(vectors) { |
| promise_test(function(test) { |
| var operation = subtle.verify(vector.algorithm, vector.publicKey, vector.signature, vector.plaintext) |
| .then(function(is_verified) { |
| assert_true(is_verified, "Signature verified"); |
| }, function(err) { |
| assert_unreached("Verification should not throw error " + vector.name + ": " + err.message + "'"); |
| }); |
| |
| return operation; |
| }, vector.name + " verification"); |
| |
| }, function(err) { |
| // We need a failed test if the importVectorKey operation fails, so |
| // we know we never tested verification. |
| promise_test(function(test) { |
| assert_unreached("importVectorKeys failed for " + vector.name + ". Message: ''" + err.message + "''"); |
| }, "importVectorKeys step: " + vector.name + " verification"); |
| }); |
| |
| all_promises.push(promise); |
| }); |
| |
| // Test verification with an altered buffer after call |
| testVectors.forEach(function(vector) { |
| var promise = importVectorKeys(vector, ["verify"], ["sign"]) |
| .then(function(vectors) { |
| promise_test(function(test) { |
| var signature = copyBuffer(vector.signature); |
| var operation = subtle.verify(vector.algorithm, vector.publicKey, signature, vector.plaintext) |
| .then(function(is_verified) { |
| assert_true(is_verified, "Signature verified"); |
| }, function(err) { |
| assert_unreached("Verification should not throw error " + vector.name + ": " + err.message + "'"); |
| }); |
| |
| signature[0] = 255 - signature[0]; |
| return operation; |
| }, vector.name + " verification with altered signature after call"); |
| }, function(err) { |
| promise_test(function(test) { |
| assert_unreached("importVectorKeys failed for " + vector.name + ". Message: ''" + err.message + "''"); |
| }, "importVectorKeys step: " + vector.name + " verification with altered signature after call"); |
| }); |
| |
| all_promises.push(promise); |
| }); |
| |
| // Check for successful verification even if plaintext is altered after call. |
| testVectors.forEach(function(vector) { |
| var promise = importVectorKeys(vector, ["verify"], ["sign"]) |
| .then(function(vectors) { |
| promise_test(function(test) { |
| var plaintext = copyBuffer(vector.plaintext); |
| var operation = subtle.verify(vector.algorithm, vector.publicKey, vector.signature, plaintext) |
| .then(function(is_verified) { |
| assert_true(is_verified, "Signature verified"); |
| }, function(err) { |
| assert_unreached("Verification should not throw error " + vector.name + ": " + err.message + "'"); |
| }); |
| |
| plaintext[0] = 255 - plaintext[0]; |
| return operation; |
| }, vector.name + " with altered plaintext after call"); |
| }, function(err) { |
| promise_test(function(test) { |
| assert_unreached("importVectorKeys failed for " + vector.name + ". Message: ''" + err.message + "''"); |
| }, "importVectorKeys step: " + vector.name + " with altered plaintext after call"); |
| }); |
| |
| all_promises.push(promise); |
| }); |
| |
| // Check for failures due to using privateKey to verify. |
| testVectors.forEach(function(vector) { |
| var promise = importVectorKeys(vector, ["verify"], ["sign"]) |
| .then(function(vectors) { |
| promise_test(function(test) { |
| return subtle.verify(vector.algorithm, vector.privateKey, vector.signature, vector.plaintext) |
| .then(function(plaintext) { |
| assert_unreached("Should have thrown error for using privateKey to verify in " + vector.name + ": " + err.message + "'"); |
| }, function(err) { |
| assert_equals(err.name, "InvalidAccessError", "Should throw InvalidAccessError instead of '" + err.message + "'"); |
| }); |
| }, vector.name + " using privateKey to verify"); |
| |
| }, function(err) { |
| promise_test(function(test) { |
| assert_unreached("importVectorKeys failed for " + vector.name + ". Message: ''" + err.message + "''"); |
| }, "importVectorKeys step: " + vector.name + " using privateKey to verify"); |
| }); |
| |
| all_promises.push(promise); |
| }); |
| |
| // Check for failures due to using publicKey to sign. |
| testVectors.forEach(function(vector) { |
| var promise = importVectorKeys(vector, ["verify"], ["sign"]) |
| .then(function(vectors) { |
| promise_test(function(test) { |
| return subtle.sign(vector.algorithm, vector.publicKey, vector.plaintext) |
| .then(function(signature) { |
| assert_unreached("Should have thrown error for using publicKey to sign in " + vector.name + ": " + err.message + "'"); |
| }, function(err) { |
| assert_equals(err.name, "InvalidAccessError", "Should throw InvalidAccessError instead of '" + err.message + "'"); |
| }); |
| }, vector.name + " using publicKey to sign"); |
| }, function(err) { |
| promise_test(function(test) { |
| assert_unreached("importVectorKeys failed for " + vector.name + ". Message: ''" + err.message + "''"); |
| }, "importVectorKeys step: " + vector.name + " using publicKey to sign"); |
| }); |
| |
| all_promises.push(promise); |
| }); |
| |
| // Check for failures due to no "verify" usage. |
| testVectors.forEach(function(originalVector) { |
| var vector = Object.assign({}, originalVector); |
| |
| var promise = importVectorKeys(vector, [], ["sign"]) |
| .then(function(vectors) { |
| promise_test(function(test) { |
| return subtle.verify(vector.algorithm, vector.publicKey, vector.signature, vector.plaintext) |
| .then(function(plaintext) { |
| assert_unreached("Should have thrown error for no verify usage in " + vector.name + ": " + err.message + "'"); |
| }, function(err) { |
| assert_equals(err.name, "InvalidAccessError", "Should throw InvalidAccessError instead of '" + err.message + "'"); |
| }); |
| }, vector.name + " no verify usage"); |
| }, function(err) { |
| promise_test(function(test) { |
| assert_unreached("importVectorKeys failed for " + vector.name + ". Message: ''" + err.message + "''"); |
| }, "importVectorKeys step: " + vector.name + " no verify usage"); |
| }); |
| |
| all_promises.push(promise); |
| }); |
| |
| // Check for successful signing and verification. |
| testVectors.forEach(function(vector) { |
| var promise = importVectorKeys(vector, ["verify"], ["sign"]) |
| .then(function(vectors) { |
| promise_test(function(test) { |
| return subtle.sign(vector.algorithm, vector.privateKey, vector.plaintext) |
| .then(function(signature) { |
| // Can we verify the new signature? |
| return subtle.verify(vector.algorithm, vector.publicKey, signature, vector.plaintext) |
| .then(function(is_verified) { |
| assert_true(is_verified, "Round trip verifies"); |
| return signature; |
| }, function(err) { |
| assert_unreached("verify error for test " + vector.name + ": " + err.message + "'"); |
| }); |
| }) |
| .then(function(priorSignature) { |
| // Will a second signing give us different signature? It should for PSS with non-empty salt |
| return subtle.sign(vector.algorithm, vector.privateKey, vector.plaintext) |
| .then(function(signature) { |
| if ("saltLength" in vector.algorithm && vector.algorithm.saltLength > 0) { |
| assert_false(equalBuffers(priorSignature, signature), "Two signings with a salt give different signatures") |
| } else { |
| assert_true(equalBuffers(priorSignature, signature), "Two signings with empty salt give same signature") |
| } |
| }, function(err) { |
| assert_unreached("second time verify error for test " + vector.name + ": '" + err.message + "'"); |
| }); |
| }, function(err) { |
| assert_unreached("sign error for test " + vector.name + ": '" + err.message + "'"); |
| }); |
| }, vector.name + " round trip"); |
| |
| }, function(err) { |
| // We need a failed test if the importVectorKey operation fails, so |
| // we know we never tested signing or verifying |
| promise_test(function(test) { |
| assert_unreached("importVectorKeys failed for " + vector.name + ". Message: ''" + err.message + "''"); |
| }, "importVectorKeys step: " + vector.name + " round trip"); |
| }); |
| |
| all_promises.push(promise); |
| }); |
| |
| |
| // Test signing with the wrong algorithm |
| testVectors.forEach(function(vector) { |
| // Want to get the key for the wrong algorithm |
| var alteredVector = Object.assign({}, vector); |
| alteredVector.algorithm = Object.assign({}, vector.algorithm); |
| if (vector.algorithm.name === "RSA-PSS") { |
| alteredVector.algorithm.name = "RSASSA-PKCS1-v1_5"; |
| } else { |
| alteredVector.algorithm.name = "RSA-PSS"; |
| } |
| |
| var promise = importVectorKeys(alteredVector, ["verify"], ["sign"]) |
| .then(function(vectors) { |
| promise_test(function(test) { |
| var operation = subtle.sign(vector.algorithm, alteredVector.privateKey, vector.plaintext) |
| .then(function(signature) { |
| assert_unreached("Signing should not have succeeded for " + vector.name); |
| }, function(err) { |
| assert_equals(err.name, "InvalidAccessError", "Should have thrown InvalidAccessError instead of '" + err.message + "'"); |
| }); |
| |
| return operation; |
| }, vector.name + " signing with wrong algorithm name"); |
| |
| }, function(err) { |
| // We need a failed test if the importVectorKey operation fails, so |
| // we know we never tested verification. |
| promise_test(function(test) { |
| assert_unreached("importVectorKeys failed for " + vector.name + ". Message: ''" + err.message + "''"); |
| }, "importVectorKeys step: " + vector.name + " signing with wrong algorithm name"); |
| }); |
| |
| all_promises.push(promise); |
| }); |
| |
| // Test verification with the wrong algorithm |
| testVectors.forEach(function(vector) { |
| // Want to get the key for the wrong algorithm |
| var alteredVector = Object.assign({}, vector); |
| alteredVector.algorithm = Object.assign({}, vector.algorithm); |
| if (vector.algorithm.name === "RSA-PSS") { |
| alteredVector.algorithm.name = "RSASSA-PKCS1-v1_5"; |
| } else { |
| alteredVector.algorithm.name = "RSA-PSS"; |
| } |
| |
| var promise = importVectorKeys(alteredVector, ["verify"], ["sign"]) |
| .then(function(vectors) { |
| // Some tests are sign only |
| if (!("signature" in vector)) { |
| return; |
| } |
| promise_test(function(test) { |
| var operation = subtle.verify(vector.algorithm, alteredVector.publicKey, vector.signature, vector.plaintext) |
| .then(function(is_verified) { |
| assert_unreached("Verification should not have succeeded for " + vector.name); |
| }, function(err) { |
| assert_equals(err.name, "InvalidAccessError", "Should have thrown InvalidAccessError instead of '" + err.message + "'"); |
| }); |
| |
| return operation; |
| }, vector.name + " verification with wrong algorithm name"); |
| |
| }, function(err) { |
| // We need a failed test if the importVectorKey operation fails, so |
| // we know we never tested verification. |
| promise_test(function(test) { |
| assert_unreached("importVectorKeys failed for " + vector.name + ". Message: ''" + err.message + "''"); |
| }, "importVectorKeys step: " + vector.name + " verification with wrong algorithm name"); |
| }); |
| |
| all_promises.push(promise); |
| }); |
| |
| // Verification should fail with wrong signature |
| testVectors.forEach(function(vector) { |
| var promise = importVectorKeys(vector, ["verify"], ["sign"]) |
| .then(function(vectors) { |
| promise_test(function(test) { |
| var signature = copyBuffer(vector.signature); |
| signature[0] = 255 - signature[0]; |
| var operation = subtle.verify(vector.algorithm, vector.publicKey, signature, vector.plaintext) |
| .then(function(is_verified) { |
| assert_false(is_verified, "Signature NOT verified"); |
| }, function(err) { |
| assert_unreached("Verification should not throw error " + vector.name + ": " + err.message + "'"); |
| }); |
| |
| return operation; |
| }, vector.name + " verification failure with altered signature"); |
| |
| }, function(err) { |
| // We need a failed test if the importVectorKey operation fails, so |
| // we know we never tested verification. |
| promise_test(function(test) { |
| assert_unreached("importVectorKeys failed for " + vector.name + ". Message: ''" + err.message + "''"); |
| }, "importVectorKeys step: " + vector.name + " verification failure with altered signature"); |
| }); |
| |
| all_promises.push(promise); |
| }); |
| |
| // Verification should fail with wrong plaintext |
| testVectors.forEach(function(vector) { |
| var promise = importVectorKeys(vector, ["verify"], ["sign"]) |
| .then(function(vectors) { |
| promise_test(function(test) { |
| var plaintext = copyBuffer(vector.plaintext); |
| plaintext[0] = 255 - plaintext[0]; |
| var operation = subtle.verify(vector.algorithm, vector.publicKey, vector.signature, plaintext) |
| .then(function(is_verified) { |
| assert_false(is_verified, "Signature NOT verified"); |
| }, function(err) { |
| assert_unreached("Verification should not throw error " + vector.name + ": " + err.message + "'"); |
| }); |
| |
| return operation; |
| }, vector.name + " verification failure with altered plaintext"); |
| |
| }, function(err) { |
| // We need a failed test if the importVectorKey operation fails, so |
| // we know we never tested verification. |
| promise_test(function(test) { |
| assert_unreached("importVectorKeys failed for " + vector.name + ". Message: ''" + err.message + "''"); |
| }, "importVectorKeys step: " + vector.name + " verification failure with altered plaintext"); |
| }); |
| |
| all_promises.push(promise); |
| }); |
| |
| |
| Promise.all(all_promises) |
| .then(function() {done();}) |
| .catch(function() {done();}) |
| |
| // A test vector has all needed fields for signing and verifying, EXCEPT that the |
| // key field may be null. This function replaces that null with the Correct |
| // CryptoKey object. |
| // |
| // Returns a Promise that yields an updated vector on success. |
| function importVectorKeys(vector, publicKeyUsages, privateKeyUsages) { |
| var publicPromise, privatePromise; |
| |
| if (vector.publicKey !== null) { |
| publicPromise = new Promise(function(resolve, reject) { |
| resolve(vector); |
| }); |
| } else { |
| publicPromise = subtle.importKey(vector.publicKeyFormat, vector.publicKeyBuffer, {name: vector.algorithm.name, hash: vector.hash}, false, publicKeyUsages) |
| .then(function(key) { |
| vector.publicKey = key; |
| return vector; |
| }); // Returns a copy of the sourceBuffer it is sent. |
| } |
| |
| if (vector.privateKey !== null) { |
| privatePromise = new Promise(function(resolve, reject) { |
| resolve(vector); |
| }); |
| } else { |
| privatePromise = subtle.importKey(vector.privateKeyFormat, vector.privateKeyBuffer, {name: vector.algorithm.name, hash: vector.hash}, false, privateKeyUsages) |
| .then(function(key) { |
| vector.privateKey = key; |
| return vector; |
| }); |
| } |
| |
| return Promise.all([publicPromise, privatePromise]); |
| } |
| |
| // Returns a copy of the sourceBuffer it is sent. |
| function copyBuffer(sourceBuffer) { |
| var source = new Uint8Array(sourceBuffer); |
| var copy = new Uint8Array(sourceBuffer.byteLength) |
| |
| for (var i=0; i<source.byteLength; i++) { |
| copy[i] = source[i]; |
| } |
| |
| return copy; |
| } |
| |
| function equalBuffers(a, b) { |
| if (a.byteLength !== b.byteLength) { |
| return false; |
| } |
| |
| var aBytes = new Uint8Array(a); |
| var bBytes = new Uint8Array(b); |
| |
| for (var i=0; i<a.byteLength; i++) { |
| if (aBytes[i] !== bBytes[i]) { |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| return; |
| } |