blob: a22ef3a2c08df681f20e6d96b26d619116484bcd [file] [log] [blame]
Dave Baracha98c4032018-06-06 10:52:08 -04001/*
2 * Copyright (c) 2018 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#include <vppinfra/time_range.h>
17
18static int
19test_time_range_main (unformat_input_t * input)
20{
21 clib_timebase_t _tb, *tb = &_tb;
22 clib_timebase_component_t _c, *cp = &_c;
23 clib_timebase_range_t *rp = 0;
24 clib_timebase_range_t *this_rp;
25 unformat_input_t _input2, *input2 = &_input2;
26 char *test_range_string;
27 f64 sunday_midnight;
28 f64 now, then;
29 f64 start_time, end_time;
30 f64 timezone_offset;
31
32 /* Init time base */
33 clib_timebase_init (tb, -5 /* EST */ , CLIB_TIMEBASE_DAYLIGHT_USA);
34
35 /* Set up summer time cache */
36 now = clib_timebase_now (tb);
37
38 /* Test it */
39 now = clib_timebase_now (tb);
40
41 /* show current time */
42 fformat (stdout, "Current time in UTC%f, US daylight time rules:\n",
43 tb->timezone_offset / 3600.0);
44 fformat (stdout, "%U", format_clib_timebase_time, now);
45
46 /* Test conversion to component structure */
47 clib_timebase_time_to_components (now, cp);
48 now = clib_timebase_components_to_time (cp);
49 fformat (stdout, " -> %U\n", format_clib_timebase_time, now);
50
51 /*
52 * test a few other dates, to verify summer time operation
53 * 2011: started sunday 3/13, ended sunday 11/6
54 */
55
56 fformat (stdout, "Test daylight time rules:\n");
57
Dave Barachb7b92992018-10-17 10:38:51 -040058 clib_memset (cp, 0, sizeof (*cp));
Dave Baracha98c4032018-06-06 10:52:08 -040059
60 /* Just before DST starts */
61 cp->year = 2011;
62 cp->month = 2;
63 cp->day = 13;
64 cp->hour = 1;
65 cp->minute = 59;
66 cp->second = 59;
67 then = clib_timebase_components_to_time (cp);
68
69 timezone_offset = clib_timebase_summer_offset_fastpath (tb, then);
70
71 fformat (stdout, "%U should not be in DST, and it %s\n",
72 format_clib_timebase_time, then,
73 (timezone_offset != 0.0) ? "is" : "is not");
74
75 /* add two seconds */
76
77 then += 2.0;
78
79 timezone_offset = clib_timebase_summer_offset_fastpath (tb, then);
80
81 fformat (stdout, "%U should be in DST, and it %s\n",
82 format_clib_timebase_time, then,
83 (timezone_offset != 0.0) ? "is" : "is not");
84
85 /* Just before DST ends */
86 cp->year = 2011;
87 cp->month = 10;
88 cp->day = 6;
89 cp->hour = 1;
90 cp->minute = 59;
91 cp->second = 59;
92 then = clib_timebase_components_to_time (cp);
93
94 timezone_offset = clib_timebase_summer_offset_fastpath (tb, then);
95
96 fformat (stdout, "%U should be in DST, and it %s\n",
97 format_clib_timebase_time, then,
98 (timezone_offset != 0.0) ? "is" : "is not");
99
100 /* add two seconds. */
101
102 then += 2.0;
103
104 timezone_offset = clib_timebase_summer_offset_fastpath (tb, then);
105
106 fformat (stdout, "%U should not be in DST, and it %s\n",
107 format_clib_timebase_time, then,
108 (timezone_offset != 0.0) ? "is" : "is not");
109
110 /* Back to the future... */
111 clib_timebase_time_to_components (now, cp);
112
113 fformat (stdout, "Test time range calculations:\n");
114
115 /* Find previous Sunday midnight */
116 sunday_midnight = now = clib_timebase_find_sunday_midnight (now);
117
118 clib_timebase_time_to_components (now, cp);
119
120 fformat (stdout, "Sunday midnight: %U\n", format_clib_timebase_time, now);
121
122 test_range_string = "Mon 11 - 17 Tue 7 - 11 Wed - Fri 8 - 18";
123
124 unformat_init_string (input2, test_range_string,
125 strlen (test_range_string));
126
127 if (unformat (input2, "%U", unformat_clib_timebase_range_vector, &rp))
128 {
129 vec_foreach (this_rp, rp)
130 {
131 start_time = sunday_midnight + this_rp->start;
132 end_time = sunday_midnight + this_rp->end;
133 fformat (stdout, "range: %U - %U\n",
134 format_clib_timebase_time, start_time,
135 format_clib_timebase_time, end_time);
136 }
137 vec_free (rp);
138 }
139 else
140 {
141 fformat (stdout, "Time convert fail!\n");
142 }
143
144 unformat_free (input2);
145
146 return 0;
147}
148
149/*
150 * GDB callable function: vl - Return vector length of vector
151 */
152u32
153vl (void *p)
154{
155 return vec_len (p);
156}
157
158#ifdef CLIB_UNIX
159int
160main (int argc, char *argv[])
161{
162 unformat_input_t i;
163 int ret;
164
Damjan Marion4dffd1c2018-09-03 12:30:36 +0200165 clib_mem_init (0, 64ULL << 20);
166
Dave Baracha98c4032018-06-06 10:52:08 -0400167 unformat_init_command_line (&i, argv);
168 ret = test_time_range_main (&i);
169 unformat_free (&i);
170
171 return ret;
172}
173#endif /* CLIB_UNIX */
174/*
175 * fd.io coding-style-patch-verification: ON
176 *
177 * Local Variables:
178 * eval: (c-set-style "gnu")
179 * End:
180 */