-- Start transaction and plan the tests.
BEGIN;
SELECT plan(11);

-- Run the tests.
SELECT is(evergreen.lpad_number_substrings(
	'Appendix','0',5), 'Appendix','Non-numeric string');

SELECT is(evergreen.lpad_number_substrings(
	'DISC 11','0',5), 'DISC 00011','Prefix, 1 number');

SELECT is(evergreen.lpad_number_substrings(
	'DISC 14.1','0',5), 'DISC 00014.00001','Prefix, 2 numbers');

SELECT is(evergreen.lpad_number_substrings(
	'DISC 12.12.13','0',5), 'DISC 00012.00012.00013','Prefix, 3 numbers');

SELECT is(evergreen.lpad_number_substrings(
	'Vol 5a-15','0',5), 'Vol 00005a-00015','Mixed format');
	
SELECT isnt(evergreen.lpad_number_substrings(
	'2015 01 Jan','0',5),'02000015 00001 Jan','Matching Substring Error 1');

SELECT isnt(evergreen.lpad_number_substrings(
	'2015 02 Feb','0',5),'00002015 00002 Feb','Matching Substring Error 2');

SELECT is(evergreen.lpad_number_substrings(
	'2015 01 Jan','0',5),'02015 00001 Jan','Matching Substrings 1');

SELECT is(evergreen.lpad_number_substrings(
	'2015 02 Feb','0',5),'02015 00002 Feb','Matching Substrings 2');

SELECT is(evergreen.lpad_number_substrings(
	'0001 001 1 01','0',5),'00001 00001 00001 00001','Matching Substrings 3');

SELECT is(evergreen.lpad_number_substrings(
	'123456','0',5),'123456','Longer than Padding Length');

-- Finish the tests and clean up.
SELECT * FROM finish();
ROLLBACK;