Function validateRequest

test/testSendNotification.js:137–230

(request)

  }

  function validateRequest(request) {
    const options = request.requestOptions;
    const contentEncoding = (options.extraOptions && options.extraOptions.contentEncoding)
      || WebPushConstants.supportedContentEncodings.AES_GCM;
    const isGCM = options.subscription.endpoint
      .indexOf('https://android.googleapis.com/gcm') === 0;
    const isFCM = options.subscription.endpoint
    .indexOf('https://fcm.googleapis.com/fcm') === 0;

    assert.equal(requestDetails.headers['content-length'], requestBody.length, 'Check Content-Length header');

    if (typeof options.extraOptions !== 'undefined'
    && typeof options.extraOptions.TTL !== 'undefined') {
      assert.equal(requestDetails.headers.ttl, options.extraOptions.TTL, 'Check TTL header');
    } else if (!isGCM) {
      assert.equal(requestDetails.headers.ttl, 2419200, 'Check default TTL header');
    }

    if (typeof message !== 'undefined') {
      assert(requestBody.length > 0);

      assert.equal(requestDetails.headers.encryption.indexOf('keyid=p256dh;salt='), 0, 'Check Encryption header');
      const salt = requestDetails.headers.encryption.substring('keyid=p256dh;salt='.length);

      assert.equal(requestDetails.headers['content-type'], 'application/octet-stream', 'Check Content-Type header');

      const keys = requestDetails.headers['crypto-key'].split(';');
      const appServerPublicKey = keys.find(function(key) {
        return key.indexOf('dh=') === 0;
      }).substring('dh='.length);

      assert.equal(requestDetails.headers['content-encoding'], contentEncoding, 'Check Content-Encoding header');

      const decrypted = ece.decrypt(requestBody, {
        version: contentEncoding,
        privateKey: userCurve,
        dh: appServerPublicKey,
        salt: salt,
        authSecret: userAuth.toString('base64url')
      });

      assert(decrypted.equals(Buffer.from(options.message)), 'Check cipher text can be correctly decoded');
    }

    if (options.vapid) {
      let jwt;
      let vapidKey;

      if (contentEncoding === WebPushConstants.supportedContentEncodings.AES_GCM) {
        const keys = requestDetails.headers['crypto-key'].split(';');
        const vapidKeyHeader = keys.find(function(key) {
          return key.indexOf('p256ecdsa=') === 0;
        });

        assert.equal(vapidKeyHeader.indexOf('p256ecdsa='), 0, 'Crypto-Key header correct');
        vapidKey = vapidKeyHeader.substring('p256ecdsa='.length);

        const authorizationHeader = requestDetails.headers.authorization;