--TEST-- DateTime::sub() -- spring type2 type3 --CREDITS-- Daniel Convissor --FILE-- --EXPECT-- test_time_spring_type2_prev_type3_prev: SUB: 2010-03-13 18:38:28 EST - P+0Y1M2DT16H19M40S = **2010-02-11 02:18:48 EST** test_time_spring_type2_prev_type3_st: SUB: 2010-03-14 00:10:20 EST - P+0Y0M0DT5H31M52S = **2010-03-13 18:38:28 EST** test_time_spring_type2_prev_type3_dt: SUB: 2010-03-14 03:16:55 EDT - P+0Y0M0DT7H38M27S = **2010-03-13 18:38:28 EST** test_time_spring_type2_prev_type3_post: SUB: 2010-03-15 19:59:59 EDT - P+0Y0M2DT1H21M31S = **2010-03-13 18:38:28 EST** test_time_spring_type2_st_type3_prev: SUB: 2010-03-13 18:38:28 EST - P-0Y0M0DT5H31M52S = **2010-03-14 00:10:20 EST** test_time_spring_type2_st_type3_st: SUB: 2010-03-14 00:15:35 EST - P+0Y0M0DT0H5M15S = **2010-03-14 00:10:20 EST** test_time_spring_type2_st_type3_dt: SUB: 2010-03-14 03:16:55 EDT - P+0Y0M0DT2H6M35S = **2010-03-14 00:10:20 EST** test_time_spring_type2_st_type3_post: SUB: 2010-03-15 19:59:59 EDT - P+0Y0M1DT18H49M39S = **2010-03-14 00:10:20 EST** test_time_spring_type2_dt_type3_prev: SUB: 2010-03-13 18:38:28 EST - P-0Y0M0DT7H38M27S = **2010-03-14 03:16:55 EDT** test_time_spring_type2_dt_type3_st: SUB: 2010-03-14 00:10:20 EST - P-0Y0M0DT2H6M35S = **2010-03-14 03:16:55 EDT** test_time_spring_type2_dt_type3_dt: SUB: 2010-03-14 05:19:56 EDT - P+0Y0M0DT2H3M1S = **2010-03-14 03:16:55 EDT** test_time_spring_type2_dt_type3_post: SUB: 2010-03-15 19:59:59 EDT - P+0Y0M1DT16H43M4S = **2010-03-14 03:16:55 EDT** test_time_spring_type2_post_type3_prev: SUB: 2010-03-13 18:38:28 EST - P-0Y0M2DT1H21M31S = **2010-03-15 19:59:59 EDT** test_time_spring_type2_post_type3_st: SUB: 2010-03-14 00:10:20 EST - P-0Y0M1DT18H49M39S = **2010-03-15 18:59:59 EDT** test_time_spring_type2_post_type3_dt: SUB: 2010-03-14 03:16:55 EDT - P-0Y0M1DT16H43M4S = **2010-03-15 19:59:59 EDT** test_time_spring_type2_post_type3_post: SUB: 2010-03-15 19:59:59 EDT - P+0Y0M0DT1H2M4S = **2010-03-15 18:57:55 EDT** test_time_spring_type2_stsec_type3_dtsec: SUB: 2010-03-14 03:00:00 EDT - P+0Y0M0DT0H0M1S = **2010-03-14 01:59:59 EST** test_time_spring_type2_dtsec_type3_stsec: SUB: 2010-03-14 01:59:59 EST - P-0Y0M0DT0H0M1S = **2010-03-14 03:00:00 EDT**