def __self_test():
''' A very minimal test harness. Not very good, and really only tests break_field() so far. '''
print('Begin self-test...')
lines = ['\\lx test\n', '\sn\n\n1 \n']
r = S.SFMRecord(lines).as_lists()
__assert(r[0][0] == 'lx', '1 lx')
__assert(r[0][1] == 'test\n', '1 lx val')
__assert(r[1][0] == 'sn', '2 sn (known limitation)')
__assert(r[1][1] == '\n\n1 \n', '2 sn val (known limitation)')
lines = ["\l test\n", "\sn\n\n", "\de blah\n"]
r = S.SFMRecord(lines).as_lists()
__assert(r[0][0] == 'l', '1 l')
__assert(r[0][1] == 'test\n', '1 l val')
__assert(r[1][0] == 'sn', '2 sn again')
__assert(r[1][1] == '\n\n', '2 sn val again')
__assert(r[2][0] == 'de', '3 de')
__assert(r[2][1] == ' blah\n', '3 de val')
print('Done with self-test.')
def split_record(record, mkrs):
''' Given a record of type SFMRecord and a list of root markers, split it into multiple records.
mkrs would typically be ['lx', 'se'], or just ['lx']
'''
words = record.find(mkrs)
c = len(words)
recs = []
if c > 1:
r = record.as_lists()
i = 0
while i < c:
begin = words[i][1]
if i >= c - 1:
end = len(r)
else:
end = words[i + 1][1]
wordlines = r[begin:end]
recs.append(sfm.SFMRecord(wordlines))
i += 1
else: # only one word
recs.append(record)
return recs
