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Diffstat (limited to 'src/vppinfra/test_time_range.c')
| -rw-r--r-- | src/vppinfra/test_time_range.c | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/src/vppinfra/test_time_range.c b/src/vppinfra/test_time_range.c new file mode 100644 index 00000000000..ccb63b20873 --- /dev/null +++ b/src/vppinfra/test_time_range.c @@ -0,0 +1,178 @@ +/* + * Copyright (c) 2018 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <vppinfra/time_range.h> + +static int +test_time_range_main (unformat_input_t * input) +{ + clib_timebase_t _tb, *tb = &_tb; + clib_timebase_component_t _c, *cp = &_c; + clib_timebase_range_t *rp = 0; + clib_timebase_range_t *this_rp; + unformat_input_t _input2, *input2 = &_input2; + char *test_range_string; + f64 sunday_midnight; + f64 now, then; + f64 start_time, end_time; + f64 timezone_offset; + + /* Init time base */ + clib_timebase_init (tb, -5 /* EST */ , CLIB_TIMEBASE_DAYLIGHT_USA); + + /* Set up summer time cache */ + now = clib_timebase_now (tb); + + /* Test it */ + now = clib_timebase_now (tb); + + /* show current time */ + fformat (stdout, "Current time in UTC%f, US daylight time rules:\n", + tb->timezone_offset / 3600.0); + fformat (stdout, "%U", format_clib_timebase_time, now); + + /* Test conversion to component structure */ + clib_timebase_time_to_components (now, cp); + now = clib_timebase_components_to_time (cp); + fformat (stdout, " -> %U\n", format_clib_timebase_time, now); + + /* + * test a few other dates, to verify summer time operation + * 2011: started sunday 3/13, ended sunday 11/6 + */ + + fformat (stdout, "Test daylight time rules:\n"); + + memset (cp, 0, sizeof (*cp)); + + /* Just before DST starts */ + cp->year = 2011; + cp->month = 2; + cp->day = 13; + cp->hour = 1; + cp->minute = 59; + cp->second = 59; + then = clib_timebase_components_to_time (cp); + + timezone_offset = clib_timebase_summer_offset_fastpath (tb, then); + + fformat (stdout, "%U should not be in DST, and it %s\n", + format_clib_timebase_time, then, + (timezone_offset != 0.0) ? "is" : "is not"); + + /* add two seconds */ + + then += 2.0; + + timezone_offset = clib_timebase_summer_offset_fastpath (tb, then); + + fformat (stdout, "%U should be in DST, and it %s\n", + format_clib_timebase_time, then, + (timezone_offset != 0.0) ? "is" : "is not"); + + /* Just before DST ends */ + cp->year = 2011; + cp->month = 10; + cp->day = 6; + cp->hour = 1; + cp->minute = 59; + cp->second = 59; + then = clib_timebase_components_to_time (cp); + + timezone_offset = clib_timebase_summer_offset_fastpath (tb, then); + + fformat (stdout, "%U should be in DST, and it %s\n", + format_clib_timebase_time, then, + (timezone_offset != 0.0) ? "is" : "is not"); + + /* add two seconds. */ + + then += 2.0; + + timezone_offset = clib_timebase_summer_offset_fastpath (tb, then); + + fformat (stdout, "%U should not be in DST, and it %s\n", + format_clib_timebase_time, then, + (timezone_offset != 0.0) ? "is" : "is not"); + + /* Back to the future... */ + clib_timebase_time_to_components (now, cp); + + fformat (stdout, "Test time range calculations:\n"); + + /* Find previous Sunday midnight */ + sunday_midnight = now = clib_timebase_find_sunday_midnight (now); + + clib_timebase_time_to_components (now, cp); + + fformat (stdout, "Sunday midnight: %U\n", format_clib_timebase_time, now); + + test_range_string = "Mon 11 - 17 Tue 7 - 11 Wed - Fri 8 - 18"; + + unformat_init_string (input2, test_range_string, + strlen (test_range_string)); + + if (unformat (input2, "%U", unformat_clib_timebase_range_vector, &rp)) + { + vec_foreach (this_rp, rp) + { + start_time = sunday_midnight + this_rp->start; + end_time = sunday_midnight + this_rp->end; + fformat (stdout, "range: %U - %U\n", + format_clib_timebase_time, start_time, + format_clib_timebase_time, end_time); + } + vec_free (rp); + } + else + { + fformat (stdout, "Time convert fail!\n"); + } + + unformat_free (input2); + + return 0; +} + +/* + * GDB callable function: vl - Return vector length of vector + */ +u32 +vl (void *p) +{ + return vec_len (p); +} + +#ifdef CLIB_UNIX +int +main (int argc, char *argv[]) +{ + unformat_input_t i; + int ret; + + unformat_init_command_line (&i, argv); + ret = test_time_range_main (&i); + unformat_free (&i); + + return ret; +} +#endif /* CLIB_UNIX */ +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ |