/// <summary>
/// Calculates the size of the body.
/// </summary>
/// <param name="writer">The writer.</param>
/// <returns></returns>
protected override int CalculateBodySize(BsonWriter writer){
var size = 4; //first int32
size += writer.CalculateSize(FullCollectionName, false);
size += 4; //flags
size += writer.CalculateSizeObject(Selector);
size += writer.CalculateSizeObject(Document);
return size;
}
public void TestCalculateSizeOfEmptyDoc()
{
var doc = new Document();
var ms = new MemoryStream();
var writer = new BsonWriter(ms, new BsonDocumentDescriptor());
Assert.AreEqual(5, writer.CalculateSizeObject(doc));
}
public void TestCalculateSizeOfSimpleDoc()
{
var doc = new Document {{"a", "a"}, {"b", 1}};
var ms = new MemoryStream();
var writer = new BsonWriter(ms, new BsonDocumentDescriptor());
//BsonDocument bdoc = BsonConvert.From(doc);
Assert.AreEqual(21, writer.CalculateSizeObject(doc));
}
public void TestCalculateSizeOfComplexDoc()
{
var doc = new Document();
doc.Add("a", "a");
doc.Add("b", 1);
var sub = new Document().Add("c_1", 1).Add("c_2", DateTime.Now);
doc.Add("c", sub);
var ms = new MemoryStream();
var writer = new BsonWriter(ms, new BsonDocumentDescriptor());
Assert.AreEqual(51, writer.CalculateSizeObject(doc));
}
/// <summary>
/// Calculates the size of the body.
/// </summary>
/// <param name="writer">The writer.</param>
/// <returns></returns>
protected override int CalculateBodySize(BsonWriter writer){
var size = 12; //options, numbertoskip, numbertoreturn
size += writer.CalculateSize(FullCollectionName, false);
size += writer.CalculateSizeObject(Query);
if(ReturnFieldSelector != null)
size += writer.CalculateSizeObject(ReturnFieldSelector);
return size;
}