public void TestFSync(bool? fsync, string formatString, string[] values)
{
var built = new MongoUrlBuilder { Server = _localhost, FSync = fsync };
var canonicalConnectionString = string.Format(formatString, values[0]);
foreach (var url in EnumerateBuiltAndParsedUrls(built, formatString, values))
{
Assert.AreEqual(fsync, url.FSync);
Assert.AreEqual(canonicalConnectionString, url.ToString());
}
}