Sri Lanka won the just concluded Galle test against Bangladesh by 259 runs to provide the sixth occasion of Sri Lanka winning a test by 250 plus runs margin. All such occasions are listed below

No	Team	Result	Margin	Opposition	Ground	Start Date
1	Sri Lanka	won	465 runs	v Bangladesh	Chittagong	03 Jan 2009
2	Sri Lanka	won	315 runs	v Zimbabwe	Galle	12 Jan 2002
3	Sri Lanka	won	313 runs	v South Africa	Col-SSC	11 Aug 2004
4	Sri Lanka	won	288 runs	v Bangladesh	Col-SSC	28 Jul 2002
5	Sri Lanka	won	259 runs	v Bangladesh	Galle	07 Mar 2017
6	Sri Lanka	won	257 runs	v Zimbabwe	Harare	06 Nov 2016

Sri Lanka won the just concluded Galle test against Bangladesh by 259 runs to provide the third occasion of Sri Lanka winning a test against Bangladesh by 250 plus runs margin. All such occasions are listed below

No	Team	Result	Margin	Opposition	Ground	Start Date
1	Sri Lanka	won	465 runs	v Bangladesh	Chittagong	03 Jan 2009
2	Sri Lanka	won	288 runs	v Bangladesh	Col-SSC	28 Jul 2002
3	Sri Lanka	won	259 runs	v Bangladesh	Galle	07 Mar 2017