More extensive unit tests for Blob.
More extensive unit tests for Blob.

gwenn/rusqlite,mikelodder7/rusqlcipher,xinghun92/rusqlite,gwenn/rusqlite,jgallagher/rusqlite,xinghun92/rusqlite,mikelodder7/rusqlcipher,jgallagher/rusqlite,jgallagher/rusqlite,gwenn/rusqlite,xinghun92/rusqlite,mikelodder7/rusqlcipher