summaryrefslogtreecommitdiff
path: root/test/shuffler_test.cc
blob: 6d90ba27d99092f32dc3d850bb49c882fe7f1043 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
#include "lib/shuffler.h"
#include "lib/piece.h"
#include "lib/content_video.h"
#include <boost/test/unit_test.hpp>

using std::list;
using boost::shared_ptr;
using boost::weak_ptr;
using boost::optional;

static void
push (Shuffler& s, int frame, Eyes eyes)
{
	shared_ptr<Piece> piece (new Piece (shared_ptr<Content>(), shared_ptr<Decoder>(), FrameRateChange(24, 24)));
	ContentVideo cv;
	cv.frame = frame;
	cv.eyes = eyes;
	s.video (piece, cv);
}

list<ContentVideo> pending_cv;

static void
receive (weak_ptr<Piece>, ContentVideo cv)
{
	pending_cv.push_back (cv);
}

static void
check (int frame, Eyes eyes, int line)
{
	BOOST_REQUIRE_MESSAGE (!pending_cv.empty(), "Check at " << line << " failed.");
	BOOST_CHECK_MESSAGE (pending_cv.front().frame == frame, "Check at " << line << " failed.");
	BOOST_CHECK_MESSAGE (pending_cv.front().eyes == eyes, "Check at " << line << " failed.");
	pending_cv.pop_front();
}

/** A perfect sequence */
BOOST_AUTO_TEST_CASE (shuffler_test1)
{
	Shuffler s;
	s.Video.connect (boost::bind (&receive, _1, _2));

	for (int i = 0; i < 10; ++i) {
		push (s, i, EYES_LEFT);
		push (s, i, EYES_RIGHT);
		check (i, EYES_LEFT, __LINE__);
		check (i, EYES_RIGHT, __LINE__);
	}
}

/** Everything present but some simple shuffling needed */
BOOST_AUTO_TEST_CASE (shuffler_test2)
{
	Shuffler s;
	s.Video.connect (boost::bind (&receive, _1, _2));

	for (int i = 0; i < 10; i += 2) {
		push (s, i, EYES_LEFT);
		push (s, i + 1, EYES_LEFT);
		push (s, i, EYES_RIGHT);
		push (s, i + 1, EYES_RIGHT);
		check (i, EYES_LEFT, __LINE__);
		check (i, EYES_RIGHT, __LINE__);
		check (i + 1, EYES_LEFT, __LINE__);
		check (i + 1, EYES_RIGHT, __LINE__);
	}
}

/** One missing left eye image */
BOOST_AUTO_TEST_CASE (shuffler_test3)
{
	Shuffler s;
	s.Video.connect (boost::bind (&receive, _1, _2));

	push (s, 0, EYES_LEFT);
	check (0, EYES_LEFT, __LINE__);
	push (s, 0, EYES_RIGHT);
	check (0, EYES_RIGHT, __LINE__);
	push (s, 1, EYES_LEFT);
	check (1, EYES_LEFT, __LINE__);
	push (s, 1, EYES_RIGHT);
	check (1, EYES_RIGHT, __LINE__);
	push (s, 2, EYES_RIGHT);
	push (s, 3, EYES_LEFT);
	push (s, 3, EYES_RIGHT);
	push (s, 4, EYES_LEFT);
	push (s, 4, EYES_RIGHT);
	s.flush ();
	check (2, EYES_RIGHT, __LINE__);
	check (3, EYES_LEFT, __LINE__);
	check (3, EYES_RIGHT, __LINE__);
	check (4, EYES_LEFT, __LINE__);
	check (4, EYES_RIGHT, __LINE__);
}

/** One missing right eye image */
BOOST_AUTO_TEST_CASE (shuffler_test4)
{
	Shuffler s;
	s.Video.connect (boost::bind (&receive, _1, _2));

	push (s, 0, EYES_LEFT);
	check (0, EYES_LEFT, __LINE__);
	push (s, 0, EYES_RIGHT);
	check (0, EYES_RIGHT, __LINE__);
	push (s, 1, EYES_LEFT);
	check (1, EYES_LEFT, __LINE__);
	push (s, 1, EYES_RIGHT);
	check (1, EYES_RIGHT, __LINE__);
	push (s, 2, EYES_LEFT);
	push (s, 3, EYES_LEFT);
	push (s, 3, EYES_RIGHT);
	push (s, 4, EYES_LEFT);
	push (s, 4, EYES_RIGHT);
	s.flush ();
	check (2, EYES_LEFT, __LINE__);
	check (3, EYES_LEFT, __LINE__);
	check (3, EYES_RIGHT, __LINE__);
	check (4, EYES_LEFT, __LINE__);
	check (4, EYES_RIGHT, __LINE__);
}

/** Only one eye */
BOOST_AUTO_TEST_CASE (shuffler_test5)
{
	Shuffler s;
	s.Video.connect (boost::bind (&receive, _1, _2));

	/* One left should come out straight away */
	push (s, 0, EYES_LEFT);
	check (0, EYES_LEFT, __LINE__);

	/* More lefts should be kept in the shuffler in the hope that some rights arrive */
	for (int i = 0; i < s._max_size; ++i) {
		push (s, i + 1, EYES_LEFT);
	}
	BOOST_CHECK (pending_cv.empty ());

	/* If enough lefts come the shuffler should conclude that there's no rights and start
	   giving out the lefts.
	*/
	push (s, s._max_size + 1, EYES_LEFT);
	check (1, EYES_LEFT, __LINE__);
}

/** One complete frame (L+R) missing.
    Shuffler should carry on, skipping this frame, as the player will cope with it.
*/
BOOST_AUTO_TEST_CASE (shuffler_test6)
{
	Shuffler s;
	s.Video.connect (boost::bind (&receive, _1, _2));

	push (s, 0, EYES_LEFT);
	check (0, EYES_LEFT, __LINE__);
	push (s, 0, EYES_RIGHT);
	check (0, EYES_RIGHT, __LINE__);

	push (s, 2, EYES_LEFT);
	push (s, 2, EYES_RIGHT);
	check (2, EYES_LEFT, __LINE__);
	check (2, EYES_RIGHT, __LINE__);

	push (s, 3, EYES_LEFT);
	check (3, EYES_LEFT, __LINE__);
	push (s, 3, EYES_RIGHT);
	check (3, EYES_RIGHT, __LINE__);
}