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49 lines
1.6 KiB
49 lines
1.6 KiB
var test = require('tape')
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var crypto = require('diffie-hellman/browser')
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test('diffie-hellman mod groups', function (t) {
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[
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'modp1', 'modp2', 'modp5', 'modp14', 'modp15', 'modp16'
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].forEach(function (mod) {
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t.test(mod, function (t) {
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t.plan(3)
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var dh1 = crypto.getDiffieHellman(mod)
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var p1 = dh1.getPrime().toString('hex')
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dh1.generateKeys()
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var dh2 = crypto.getDiffieHellman(mod)
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var p2 = dh2.getPrime().toString('hex')
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dh2.generateKeys()
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t.equals(p1, p2, 'equal primes')
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var pubk1 = dh1.getPublicKey()
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var pubk2 = dh2.getPublicKey()
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t.notEquals(pubk1, pubk2, 'diff public keys')
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var pub1 = dh1.computeSecret(pubk2).toString('hex')
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var pub2 = dh2.computeSecret(dh1.getPublicKey()).toString('hex')
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t.equals(pub1, pub2, 'equal secrets')
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})
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})
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})
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test('diffie-hellman key lengths', function (t) {
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[
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64, 65, 192
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].forEach(function (len) {
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t.test('' + len, function (t) {
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t.plan(3)
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var dh2 = crypto.createDiffieHellman(len)
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var prime2 = dh2.getPrime()
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var p2 = prime2.toString('hex')
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var dh1 = crypto.createDiffieHellman(prime2)
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var p1 = dh1.getPrime().toString('hex')
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dh1.generateKeys()
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dh2.generateKeys()
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t.equals(p1, p2, 'equal primes')
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var pubk1 = dh1.getPublicKey()
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var pubk2 = dh2.getPublicKey()
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t.notEquals(pubk1, pubk2, 'diff public keys')
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var pub1 = dh1.computeSecret(pubk2).toString('hex')
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var pub2 = dh2.computeSecret(dh1.getPublicKey()).toString('hex')
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t.equals(pub1, pub2, 'equal secrets')
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})
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})
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})
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