xref: /third_party/skia/tests/MetaDataTest.cpp (revision cb93a386) 
1/*
2 * Copyright 2011 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8#include "include/core/SkRefCnt.h"
9#include "tests/Test.h"
10#include "tools/SkMetaData.h"
11
12DEF_TEST(MetaData, reporter) {
13    SkMetaData  m1;
14
15    REPORTER_ASSERT(reporter, !m1.findS32("int"));
16    REPORTER_ASSERT(reporter, !m1.findScalar("scalar"));
17    REPORTER_ASSERT(reporter, !m1.removeS32("int"));
18    REPORTER_ASSERT(reporter, !m1.removeScalar("scalar"));
19
20    m1.setS32("int", 12345);
21    m1.setScalar("scalar", SK_Scalar1 * 42);
22    m1.setPtr("ptr", &m1);
23    m1.setBool("true", true);
24    m1.setBool("false", false);
25
26    int32_t     n;
27    SkScalar    s;
28
29    m1.setScalar("scalar", SK_Scalar1/2);
30
31    REPORTER_ASSERT(reporter, m1.findS32("int", &n) && n == 12345);
32    REPORTER_ASSERT(reporter, m1.findScalar("scalar", &s) && s == SK_Scalar1/2);
33    REPORTER_ASSERT(reporter, m1.hasBool("true", true));
34    REPORTER_ASSERT(reporter, m1.hasBool("false", false));
35
36    SkMetaData::Iter iter(m1);
37    const char* name;
38
39    static const struct {
40        const char*         fName;
41        SkMetaData::Type    fType;
42        int                 fCount;
43    } gElems[] = {
44        { "int",    SkMetaData::kS32_Type,      1 },
45        { "scalar", SkMetaData::kScalar_Type,   1 },
46        { "ptr",    SkMetaData::kPtr_Type,      1 },
47        { "true",   SkMetaData::kBool_Type,     1 },
48        { "false",  SkMetaData::kBool_Type,     1 }
49    };
50
51    int                 loop = 0;
52    int count;
53    SkMetaData::Type    t;
54    while ((name = iter.next(&t, &count)) != nullptr)
55    {
56        int match = 0;
57        for (unsigned i = 0; i < SK_ARRAY_COUNT(gElems); i++)
58        {
59            if (!strcmp(name, gElems[i].fName))
60            {
61                match += 1;
62                REPORTER_ASSERT(reporter, gElems[i].fType == t);
63                REPORTER_ASSERT(reporter, gElems[i].fCount == count);
64            }
65        }
66        REPORTER_ASSERT(reporter, match == 1);
67        loop += 1;
68    }
69    REPORTER_ASSERT(reporter, loop == SK_ARRAY_COUNT(gElems));
70
71    REPORTER_ASSERT(reporter, m1.removeS32("int"));
72    REPORTER_ASSERT(reporter, m1.removeScalar("scalar"));
73    REPORTER_ASSERT(reporter, m1.removeBool("true"));
74    REPORTER_ASSERT(reporter, m1.removeBool("false"));
75
76    REPORTER_ASSERT(reporter, !m1.findS32("int"));
77    REPORTER_ASSERT(reporter, !m1.findScalar("scalar"));
78    REPORTER_ASSERT(reporter, !m1.findBool("true"));
79    REPORTER_ASSERT(reporter, !m1.findBool("false"));
80}
81