2 Copyright (C) 2013-2019 Carl Hetherington <cth@carlh.net>
4 This file is part of libdcp.
6 libdcp is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 libdcp is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with libdcp. If not, see <http://www.gnu.org/licenses/>.
19 In addition, as a special exception, the copyright holders give
20 permission to link the code of portions of this program with the
21 OpenSSL library under certain conditions as described in each
22 individual source file, and distribute linked combinations
25 You must obey the GNU General Public License in all respects
26 for all of the code used other than OpenSSL. If you modify
27 file(s) with this exception, you may extend this exception to your
28 version of the file(s), but you are not obligated to do so. If you
29 do not wish to do so, delete this exception statement from your
30 version. If you delete this exception statement from all source
31 files in the program, then also delete it here.
34 #include <boost/test/unit_test.hpp>
36 #include "exceptions.h"
38 using boost::optional;
40 /** Check that dcp::Time works */
41 BOOST_AUTO_TEST_CASE (dcp_time)
43 /* tcr of 250 makes the editable event length the same as an Interop `tick' */
44 dcp::Time t (977143, 24, 250);
46 BOOST_CHECK_EQUAL (t.e, 73);
47 BOOST_CHECK_EQUAL (t.s, 34);
48 BOOST_CHECK_EQUAL (t.m, 18);
49 BOOST_CHECK_EQUAL (t.h, 11);
50 BOOST_CHECK_EQUAL (t.as_string(dcp::Standard::INTEROP), "11:18:34:073");
52 /* Use a tcr of 24 so that the editable event is a frame */
53 dcp::Time a (3, 2, 3, 4, 24);
54 dcp::Time b (2, 3, 4, 5, 24);
57 BOOST_CHECK_EQUAL (r.h, 0);
58 BOOST_CHECK_EQUAL (r.m, 58);
59 BOOST_CHECK_EQUAL (r.s, 58);
60 BOOST_CHECK_EQUAL (r.e, 23);
61 BOOST_CHECK_EQUAL (r.as_string(dcp::Standard::INTEROP), "00:58:58:023");
63 /* Different tcr (25) */
64 a = dcp::Time (1, 58, 56, 2, 25);
65 b = dcp::Time (1, 7, 12, 1, 25);
67 BOOST_CHECK_EQUAL (r.h, 3);
68 BOOST_CHECK_EQUAL (r.m, 6);
69 BOOST_CHECK_EQUAL (r.s, 8);
70 BOOST_CHECK_EQUAL (r.e, 3);
71 BOOST_CHECK_EQUAL (r.as_string(dcp::Standard::INTEROP), "03:06:08:003");
72 BOOST_CHECK_EQUAL (r.as_string(dcp::Standard::SMPTE), "03:06:08:03");
74 /* Another arbitrary tcr (30) */
75 a = dcp::Time (24, 12, 6, 3, 30);
76 b = dcp::Time (16, 8, 4, 2, 30);
77 BOOST_CHECK_CLOSE (a / b, 1.5, 1e-5);
79 a = dcp::Time (3600 * 24, 24, 250);
80 BOOST_CHECK_EQUAL (a.h, 1);
81 BOOST_CHECK_EQUAL (a.m, 0);
82 BOOST_CHECK_EQUAL (a.s, 0);
83 BOOST_CHECK_EQUAL (a.e, 0);
85 a = dcp::Time (60 * 24, 24, 250);
86 BOOST_CHECK_EQUAL (a.h, 0);
87 BOOST_CHECK_EQUAL (a.m, 1);
88 BOOST_CHECK_EQUAL (a.s, 0);
89 BOOST_CHECK_EQUAL (a.e, 0);
91 /* Check rounding; 3424 is 142.666666666... seconds or 0.166666666... ticks */
92 a = dcp::Time (3424, 24, 250);
93 BOOST_CHECK_EQUAL (a.h, 0);
94 BOOST_CHECK_EQUAL (a.m, 2);
95 BOOST_CHECK_EQUAL (a.s, 22);
96 BOOST_CHECK_EQUAL (a.e, 167);
98 a = dcp::Time (3425, 24, 250);
99 BOOST_CHECK_EQUAL (a.h, 0);
100 BOOST_CHECK_EQUAL (a.m, 2);
101 BOOST_CHECK_EQUAL (a.s, 22);
102 BOOST_CHECK_EQUAL (a.e, 177);
104 /* Check addition of times with different tcrs */
105 a = dcp::Time (0, 0, 0, 3, 24);
106 b = dcp::Time (0, 0, 0, 4, 48);
108 BOOST_CHECK_EQUAL (r, dcp::Time (0, 0, 0, 240, 1152));
110 /* Check rounding on conversion from seconds */
111 BOOST_CHECK_EQUAL (dcp::Time (80.990, 1000), dcp::Time (0, 1, 20, 990, 1000));
114 a = dcp::Time (1, 58, 56, 2, 25);
115 BOOST_CHECK_EQUAL (a.rebase(250), dcp::Time(1, 58, 56, 20, 250));
116 b = dcp::Time (9, 12, 41, 17, 99);
117 BOOST_CHECK_EQUAL (b.rebase(250), dcp::Time(9, 12, 41, 43, 250));
118 a = dcp::Time (0, 2, 57, 999, 1000);
119 BOOST_CHECK_EQUAL (a.rebase(250), dcp::Time(0, 2, 58, 0, 250));
120 a = dcp::Time (0, 47, 9, 998, 1000);
121 BOOST_CHECK_EQUAL (a.rebase(250), dcp::Time(0, 47, 10, 0, 250));
123 /* Check some allowed constructions from string */
126 a = dcp::Time ("01:23:45:123", optional<int>());
127 BOOST_CHECK_EQUAL (a, dcp::Time (1, 23, 45, 123, 250));
129 a = dcp::Time ("01:23:45.123", optional<int>());
130 BOOST_CHECK_EQUAL (a, dcp::Time (1, 23, 45, 123, 1000));
132 a = dcp::Time ("01:23:45:12", 250);
133 BOOST_CHECK_EQUAL (a, dcp::Time (1, 23, 45, 12, 250));
135 /* Check some disallowed constructions from string */
136 BOOST_CHECK_THROW (dcp::Time ("01:23:45:1234", optional<int>()), dcp::ReadError);
137 BOOST_CHECK_THROW (dcp::Time ("01:23:45:1234:66", optional<int>()), dcp::ReadError);
138 BOOST_CHECK_THROW (dcp::Time ("01:23:45:", optional<int>()), dcp::ReadError);
139 BOOST_CHECK_THROW (dcp::Time ("01:23::123", optional<int>()), dcp::ReadError);
140 BOOST_CHECK_THROW (dcp::Time ("01::45:123", optional<int>()), dcp::ReadError);
141 BOOST_CHECK_THROW (dcp::Time (":23:45:123", optional<int>()), dcp::ReadError);
142 BOOST_CHECK_THROW (dcp::Time ("01:23:45.1234", optional<int>()), dcp::ReadError);
143 BOOST_CHECK_THROW (dcp::Time ("01:23:45.1234.66", optional<int>()), dcp::ReadError);
144 BOOST_CHECK_THROW (dcp::Time ("01:23:45.", optional<int>()), dcp::ReadError);
145 BOOST_CHECK_THROW (dcp::Time ("01:23:.123", optional<int>()), dcp::ReadError);
146 BOOST_CHECK_THROW (dcp::Time ("01::45.123", optional<int>()), dcp::ReadError);
147 BOOST_CHECK_THROW (dcp::Time (":23:45.123", optional<int>()), dcp::ReadError);
148 BOOST_CHECK_THROW (dcp::Time ("01:23:45:123", 250), dcp::ReadError);
149 BOOST_CHECK_THROW (dcp::Time ("01:23:45:123:66", 250), dcp::ReadError);
150 BOOST_CHECK_THROW (dcp::Time ("01:23:45:", 250), dcp::ReadError);
151 BOOST_CHECK_THROW (dcp::Time ("01:23::123", 250), dcp::ReadError);
152 BOOST_CHECK_THROW (dcp::Time ("01::45:123", 250), dcp::ReadError);
153 BOOST_CHECK_THROW (dcp::Time (":23:45:123", 250), dcp::ReadError);
155 /* Check operator< and operator> */
156 BOOST_CHECK (dcp::Time (3, 2, 3, 4, 24) < dcp::Time (3, 2, 3, 5, 24));
157 BOOST_CHECK (!(dcp::Time (3, 2, 3, 4, 24) < dcp::Time (3, 2, 3, 4, 24)));
158 BOOST_CHECK (dcp::Time (3, 2, 3, 5, 24) > dcp::Time (3, 2, 3, 4, 24));
159 BOOST_CHECK (!(dcp::Time (3, 2, 3, 4, 24) > dcp::Time (3, 2, 3, 4, 24)));
160 BOOST_CHECK (dcp::Time (6, 0, 0, 0, 24) < dcp::Time (7, 0, 0, 0, 24));
161 BOOST_CHECK (dcp::Time (0, 6, 0, 0, 24) < dcp::Time (0, 7, 0, 0, 24));
162 BOOST_CHECK (dcp::Time (0, 0, 6, 0, 24) < dcp::Time (0, 0, 7, 0, 24));
163 BOOST_CHECK (dcp::Time (0, 0, 0, 6, 24) < dcp::Time (0, 0, 0, 7, 24));
164 BOOST_CHECK (dcp::Time (7, 0, 0, 0, 24) > dcp::Time (6, 0, 0, 0, 24));
165 BOOST_CHECK (dcp::Time (0, 7, 0, 0, 24) > dcp::Time (0, 6, 0, 0, 24));
166 BOOST_CHECK (dcp::Time (0, 0, 7, 0, 24) > dcp::Time (0, 0, 6, 0, 24));
167 BOOST_CHECK (dcp::Time (0, 0, 0, 7, 24) > dcp::Time (0, 0, 0, 6, 24));