How to use

Request

function

in

RequestAPI

it('Error executing the request', function () {
   var callback = sinon.spy();
   var errorMessage = 'Fail executing request';
   var promise;
   var callbackErrors;

   sinon.stub(requestManager, 'buildRequest').returns(buildRequestValidResponse);

   sinon.stub(requestLib, 'Request', function (params) {
    return params.callback.apply(null, [new Error(errorMessage), null, null]);
   });

   promise = requestManager.exec({}, callback);

   callbackErrors = callback.args[0][0];

   assert.equal(callbackErrors.message, errorMessage);

   requestManager.buildRequest.restore();
   requestLib.Request.restore();

   assert.isRejected(promise, errorMessage);
  });

it('Valid response with correct HTTP Post', function () {
   var callback = sinon.spy();
   var promise;
   var callbackErrors;

   sinon.stub(requestManager, 'buildRequest').returns(buildRequestValidResponse);

   sinon.stub(requestLib, 'Request', function (params) {
    return params.callback.apply(null, [null, {
     statusCode: 500
    }, {}]);
   });

   promise = requestManager.exec({}, callback);

   callbackErrors = callback.args[0][0];

   assert.equal(callbackErrors.message, 'Unknown Error');

   requestManager.buildRequest.restore();
   requestLib.Request.restore();

   assert.isRejected(promise, 'Unknown Error');
  });

requestLib.Request.restore();

 requestLib.Request.restore();
});

it('Invalid HTTP Status Code on response from MercadoPago API', function () {
   var callback = sinon.spy();
   var errorMessage = 'Error on MercadoPago API';
   var promise;
   var callbackErrors;

   sinon.stub(requestManager, 'buildRequest').returns(buildRequestValidResponse);

   sinon.stub(requestLib, 'Request', function (params) {
    return params.callback.apply(null, [null, {
     statusCode: 500
    }, {
     message: errorMessage
    }]);
   });

   promise = requestManager.exec({}, callback);

   callbackErrors = callback.args[0][0];

   assert.instanceOf(callbackErrors, MercadopagoError);
   assert.equal(callbackErrors.message, errorMessage);
   assert.equal(callbackErrors.idempotency, buildRequestValidResponse.headers['x-idempotency-key']);

   requestManager.buildRequest.restore();
   requestLib.Request.restore();

   assert.isRejected(promise, errorMessage);
  });