public void ExtractCountFromResult_should_return_expected_result_when_list_is_empty()
{
var subject = new CountDocumentsOperation(_collectionNamespace, _messageEncoderSettings);
var list = new List <BsonDocument>();
var result = subject.ExtractCountFromResult(list);
result.Should().Be(0);
}
public void ExtractCountFromResult_should_throw_when_list_has_more_than_one_document()
{
var subject = new CountDocumentsOperation(_collectionNamespace, _messageEncoderSettings);
var list = new List <BsonDocument> {
BsonDocument.Parse("{ n : 123 }"), BsonDocument.Parse("{ n : 456 }")
};
var exception = Record.Exception(() => subject.ExtractCountFromResult(list));
exception.Should().BeOfType <MongoClientException>();
}
public void ExtractCountFromResult_should_return_expected_result_when_list_has_one_document()
{
var subject = new CountDocumentsOperation(_collectionNamespace, _messageEncoderSettings);
var list = new List <BsonDocument> {
BsonDocument.Parse("{ n : 123 }")
};
var result = subject.ExtractCountFromResult(list);
result.Should().Be(123);
}
