summaryrefslogtreecommitdiff
path: root/libs/evoral/test/RangeTest.cpp
blob: 07decbf2c97675a5dcdcc43c7bc0e4f2dcc693d0 (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
#include "RangeTest.hpp"
#include "evoral/Range.hpp"
#include <stdlib.h>

CPPUNIT_TEST_SUITE_REGISTRATION (RangeTest);

using namespace Evoral;

void
RangeTest::coalesceTest ()
{
	RangeList<int> fred;
	fred.add (Range<int> (2, 4));
	fred.add (Range<int> (5, 6));
	fred.add (Range<int> (6, 8));

	RangeList<int>::List jim = fred.get ();

	RangeList<int>::List::iterator i = jim.begin ();
	CPPUNIT_ASSERT_EQUAL (2, i->from);
	CPPUNIT_ASSERT_EQUAL (4, i->to);

	++i;
	CPPUNIT_ASSERT_EQUAL (5, i->from);
	CPPUNIT_ASSERT_EQUAL (8, i->to);
}

/* Basic subtraction of a few smaller ranges from a larger one */
void
RangeTest::subtractTest1 ()
{
	Range<int> fred (0, 10);

	RangeList<int> jim;
	jim.add (Range<int> (2, 4));
	jim.add (Range<int> (7, 8));

	RangeList<int> sheila = subtract (fred, jim);

	RangeList<int>::List s = sheila.get ();
	CPPUNIT_ASSERT_EQUAL (size_t (3), s.size ());

	RangeList<int>::List::iterator i = s.begin ();
	CPPUNIT_ASSERT_EQUAL (0, i->from);
	CPPUNIT_ASSERT_EQUAL (1, i->to);

	++i;
	CPPUNIT_ASSERT_EQUAL (4, i->from);
	CPPUNIT_ASSERT_EQUAL (6, i->to);

	++i;
	CPPUNIT_ASSERT_EQUAL (8, i->from);
	CPPUNIT_ASSERT_EQUAL (10, i->to);
}

/* Test subtraction of a range B from a range A, where A and B do not overlap */
void
RangeTest::subtractTest2 ()
{
	Range<int> fred (0, 10);

	RangeList<int> jim;
	jim.add (Range<int> (12, 19));

	RangeList<int> sheila = subtract (fred, jim);

	RangeList<int>::List s = sheila.get ();
	CPPUNIT_ASSERT_EQUAL (size_t (1), s.size ());

	RangeList<int>::List::iterator i = s.begin ();
	CPPUNIT_ASSERT_EQUAL (0, i->from);
	CPPUNIT_ASSERT_EQUAL (10, i->to);
}

/* Test subtraction of B from A, where B entirely overlaps A */
void
RangeTest::subtractTest3 ()
{
	Range<int> fred (0, 10);

	RangeList<int> jim;
	jim.add (Range<int> (0, 12));

	RangeList<int> sheila = subtract (fred, jim);

	RangeList<int>::List s = sheila.get ();
	CPPUNIT_ASSERT_EQUAL (size_t (0), s.size ());
}

/* A bit like subtractTest1, except some of the ranges
   we are subtracting overlap.
*/
void
RangeTest::subtractTest4 ()
{
	Range<int> fred (0, 10);

	RangeList<int> jim;
	jim.add (Range<int> (2, 4));
	jim.add (Range<int> (7, 8));
	jim.add (Range<int> (8, 9));

	RangeList<int> sheila = subtract (fred, jim);

	RangeList<int>::List s = sheila.get ();
	CPPUNIT_ASSERT_EQUAL (size_t (3), s.size ());

	RangeList<int>::List::iterator i = s.begin ();
	CPPUNIT_ASSERT_EQUAL (0, i->from);
	CPPUNIT_ASSERT_EQUAL (1, i->to);

	++i;
	CPPUNIT_ASSERT_EQUAL (4, i->from);
	CPPUNIT_ASSERT_EQUAL (6, i->to);

	++i;
	CPPUNIT_ASSERT_EQUAL (9, i->from);
	CPPUNIT_ASSERT_EQUAL (10, i->to);
}

/* A bit like subtractTest1, except some of the ranges
   we are subtracting overlap the start / end of the
   initial range.
*/
void
RangeTest::subtractTest5 ()
{
	Range<int> fred (1, 12);

	RangeList<int> jim;
	jim.add (Range<int> (0, 4));
	jim.add (Range<int> (6, 7));
	jim.add (Range<int> (9, 42));

	RangeList<int> sheila = subtract (fred, jim);

	RangeList<int>::List s = sheila.get ();
	CPPUNIT_ASSERT_EQUAL (size_t (2), s.size ());

	RangeList<int>::List::iterator i = s.begin ();
	CPPUNIT_ASSERT_EQUAL (4, i->from);
	CPPUNIT_ASSERT_EQUAL (5, i->to);

	++i;
	CPPUNIT_ASSERT_EQUAL (7, i->from);
	CPPUNIT_ASSERT_EQUAL (8, i->to);
}