public void DataIsCorrectlyParsed(string testingFilePath, string ticker, Resolution resolution, string startDate, string endDate)
        {
            //Arrange
            var expectedData = File.ReadAllLines(testingFilePath)
                               .Skip(count: 1) // Skip headers.
                               .Select(x => x.Split(','))
                               .ToArray();
            var symbol   = Symbol.Create(ticker, SecurityType.Base, Market.FXCM);
            var startUtc = Parse.DateTimeExact(startDate, "yyyy-MM-dd");
            var endUtc   = Parse.DateTimeExact(endDate, "yyyy-MM-dd");
            //Act
            var actualData = _downloader.Get(symbol, resolution, startUtc,
                                             endUtc).Cast <FxcmVolume>().ToArray();

            //Assert
            Assert.AreEqual(expectedData.Length, actualData.Length);
            for (var i = 0; i < expectedData.Length - 1; i++)
            {
                Assert.AreEqual(expectedData[i][0], actualData[i].Time.ToStringInvariant("yyyy/MM/dd HH:mm"));
                Assert.AreEqual(expectedData[i][1], actualData[i].Value.ToString(CultureInfo.InvariantCulture));
                Assert.AreEqual(expectedData[i][2], actualData[i].Transactions.ToString(CultureInfo.InvariantCulture));
            }
        }