FIRST 5 ELEMENTS OF SET
2013-05-12T00:00:00
2013-05-26T00:00:00
2013-06-09T00:00:00
2013-06-23T00:00:00
2013-07-07T00:00:00

TESTING whether Date is in set...
ok 1 - 2013-05-12 *IS* in the bi-weekly set
not ok 2 - 2013-05-19 is *NOT* the bi-weekly set
#   Failed test '2013-05-19 is *NOT* the bi-weekly set'
#   at ./off-friday line 28.
#          got: '1'
#     expected: '0'
ok 3 - 2013-05-26 *IS* the bi-weekly set
not ok 4 - 2013-06-02 is *NOT* the bi-weekly set
#   Failed test '2013-06-02 is *NOT* the bi-weekly set'
#   at ./off-friday line 32.
#          got: '1'
#     expected: '0'
ok 5 - 2013-06-09 *IS* the bi-weekly set
1..5
# Looks like you failed 2 tests of 5.