Function test

test/parallel/test-webcrypto-derivekey.js:19–46

(namedCurve)

// Test ECDH key derivation
{
  async function test(namedCurve) {
    const [alice, bob] = await Promise.all([
      subtle.generateKey({ name: 'ECDH', namedCurve }, true, ['deriveKey']),
      subtle.generateKey({ name: 'ECDH', namedCurve }, true, ['deriveKey']),
    ]);

    const [secret1, secret2] = await Promise.all([
      subtle.deriveKey({
        name: 'ECDH', namedCurve, public: alice.publicKey
      }, bob.privateKey, {
        name: 'AES-CBC',
        length: 256
      }, true, ['encrypt']),
      subtle.deriveKey({
        name: 'ECDH', namedCurve, public: bob.publicKey
      }, alice.privateKey, {
        name: 'AES-CBC',
        length: 256
      }, true, ['encrypt']),
    ]);

    const [raw1, raw2] = await Promise.all([
      subtle.exportKey('raw', secret1),
      subtle.exportKey('raw', secret2),
    ]);

    assert.deepStrictEqual(raw1, raw2);
  }

  test('P-521').then(common.mustCall());
}