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review.blissroms.org / platform_external_skia / 17e66e2d341ab684eec7841fd383af85bb4aa625 / . / tests / BitSetTest.cpp
blob: c7f2073ea650404e4a0703f09267337784a6341b [file] [log] [blame]
vandebo@chromium.orgd3a8c942011-07-02 01:26:37 +0000[diff] [blame]1#include "Test.h"
2#include "SkBitSet.h"
3
4static void TestBitSet(skiatest::Reporter* reporter) {
5 SkBitSet set0(65536);
6 REPORTER_ASSERT(reporter, set0.isBitSet(0) == false);
7 REPORTER_ASSERT(reporter, set0.isBitSet(32767) == false);
8 REPORTER_ASSERT(reporter, set0.isBitSet(65535) == false);
9
10 SkBitSet set1(65536);
11 REPORTER_ASSERT(reporter, set0 == set1);
12
13 set0.setBit(22, true);
14 REPORTER_ASSERT(reporter, set0.isBitSet(22) == true);
15 set0.setBit(24, true);
16 REPORTER_ASSERT(reporter, set0.isBitSet(24) == true);
17 set0.setBit(35, true); // on a different DWORD
18 REPORTER_ASSERT(reporter, set0.isBitSet(35) == true);
19 set0.setBit(22, false);
20 REPORTER_ASSERT(reporter, set0.isBitSet(22) == false);
21 REPORTER_ASSERT(reporter, set0.isBitSet(24) == true);
22 REPORTER_ASSERT(reporter, set0.isBitSet(35) == true);
23
vandebo@chromium.org17e66e22011-07-27 20:59:55 +0000[diff] [blame^]24 SkTDArray<unsigned int> data;
25 set0.exportTo(&data);
26 REPORTER_ASSERT(reporter, data.count() == 2);
27 REPORTER_ASSERT(reporter, data[0] == 24);
28 REPORTER_ASSERT(reporter, data[1] == 35);
29
vandebo@chromium.orgd3a8c942011-07-02 01:26:37 +0000[diff] [blame]30 set1.setBit(12345, true);
31 set1.orBits(set0);
32 REPORTER_ASSERT(reporter, set0.isBitSet(12345) == false);
33 REPORTER_ASSERT(reporter, set1.isBitSet(12345) == true);
34 REPORTER_ASSERT(reporter, set1.isBitSet(22) == false);
35 REPORTER_ASSERT(reporter, set1.isBitSet(24) == true);
36 REPORTER_ASSERT(reporter, set0.isBitSet(35) == true);
37 REPORTER_ASSERT(reporter, set1 != set0);
38
39 set1.clearAll();
40 REPORTER_ASSERT(reporter, set0.isBitSet(12345) == false);
41 REPORTER_ASSERT(reporter, set1.isBitSet(12345) == false);
42 REPORTER_ASSERT(reporter, set1.isBitSet(22) == false);
43 REPORTER_ASSERT(reporter, set1.isBitSet(24) == false);
44 REPORTER_ASSERT(reporter, set1.isBitSet(35) == false);
45
46 set1.orBits(set0);
47 REPORTER_ASSERT(reporter, set1 == set0);
48
49 SkBitSet set2(1);
50 SkBitSet set3(1);
51 SkBitSet set4(4);
52 SkBitSet set5(33);
53
54 REPORTER_ASSERT(reporter, set2 == set3);
55 REPORTER_ASSERT(reporter, set2 != set4);
56 REPORTER_ASSERT(reporter, set2 != set5);
57
58 set2.setBit(0, true);
59 REPORTER_ASSERT(reporter, set2 != set5);
60 set5.setBit(0, true);
61 REPORTER_ASSERT(reporter, set2 != set5);
62 REPORTER_ASSERT(reporter, set2 != set3);
63 set3.setBit(0, true);
64 REPORTER_ASSERT(reporter, set2 == set3);
65 set3.clearAll();
66 set3 = set2;
67 set2 = set2;
68 REPORTER_ASSERT(reporter, set2 == set3);
69}
70
71#include "TestClassDef.h"
72DEFINE_TESTCLASS("BitSet", BitSetTest, TestBitSet)