1/*
2 * Copyright 2014 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 "SkCachedData.h"
9#include "SkMaskCache.h"
10#include "SkResourceCache.h"
11#include "Test.h"
12
13enum LockedState {
14    kUnlocked,
15    kLocked,
16};
17
18enum CachedState {
19    kNotInCache,
20    kInCache,
21};
22
23static void check_data(skiatest::Reporter* reporter, SkCachedData* data,
24                       int refcnt, CachedState cacheState, LockedState lockedState) {
25    REPORTER_ASSERT(reporter, data->testing_only_getRefCnt() == refcnt);
26    REPORTER_ASSERT(reporter, data->testing_only_isInCache() == (kInCache == cacheState));
27    bool isLocked = (data->data() != nullptr);
28    REPORTER_ASSERT(reporter, isLocked == (lockedState == kLocked));
29}
30
31DEF_TEST(RRectMaskCache, reporter) {
32    SkResourceCache cache(1024);
33
34    SkScalar sigma = 0.8f;
35    SkRect rect = SkRect::MakeWH(100, 100);
36    SkRRect rrect;
37    rrect.setRectXY(rect, 30, 30);
38    SkBlurStyle style = kNormal_SkBlurStyle;
39    SkBlurQuality quality = kLow_SkBlurQuality;
40    SkMask mask;
41
42    SkCachedData* data = SkMaskCache::FindAndRef(sigma, style, quality, rrect, &mask, &cache);
43    REPORTER_ASSERT(reporter, nullptr == data);
44
45    size_t size = 256;
46    data = cache.newCachedData(size);
47    memset(data->writable_data(), 0xff, size);
48    mask.fBounds.setXYWH(0, 0, 100, 100);
49    mask.fRowBytes = 100;
50    mask.fFormat = SkMask::kBW_Format;
51    SkMaskCache::Add(sigma, style, quality, rrect, mask, data, &cache);
52    check_data(reporter, data, 2, kInCache, kLocked);
53
54    data->unref();
55    check_data(reporter, data, 1, kInCache, kUnlocked);
56
57    sk_bzero(&mask, sizeof(mask));
58    data = SkMaskCache::FindAndRef(sigma, style, quality, rrect, &mask, &cache);
59    REPORTER_ASSERT(reporter, data);
60    REPORTER_ASSERT(reporter, data->size() == size);
61    REPORTER_ASSERT(reporter, mask.fBounds.top() == 0 && mask.fBounds.bottom() == 100);
62    REPORTER_ASSERT(reporter, data->data() == (const void*)mask.fImage);
63    check_data(reporter, data, 2, kInCache, kLocked);
64
65    cache.purgeAll();
66    check_data(reporter, data, 1, kNotInCache, kLocked);
67    data->unref();
68}
69
70DEF_TEST(RectsMaskCache, reporter) {
71    SkResourceCache cache(1024);
72
73    SkScalar sigma = 0.8f;
74    SkRect rect = SkRect::MakeWH(100, 100);
75    SkRect rects[2] = {rect};
76    SkBlurStyle style = kNormal_SkBlurStyle;
77    SkBlurQuality quality = kLow_SkBlurQuality;
78    SkMask mask;
79
80    SkCachedData* data = SkMaskCache::FindAndRef(sigma, style, quality, rects, 1, &mask, &cache);
81    REPORTER_ASSERT(reporter, nullptr == data);
82
83    size_t size = 256;
84    data = cache.newCachedData(size);
85    memset(data->writable_data(), 0xff, size);
86    mask.fBounds.setXYWH(0, 0, 100, 100);
87    mask.fRowBytes = 100;
88    mask.fFormat = SkMask::kBW_Format;
89    SkMaskCache::Add(sigma, style, quality, rects, 1, mask, data, &cache);
90    check_data(reporter, data, 2, kInCache, kLocked);
91
92    data->unref();
93    check_data(reporter, data, 1, kInCache, kUnlocked);
94
95    sk_bzero(&mask, sizeof(mask));
96    data = SkMaskCache::FindAndRef(sigma, style, quality, rects, 1, &mask, &cache);
97    REPORTER_ASSERT(reporter, data);
98    REPORTER_ASSERT(reporter, data->size() == size);
99    REPORTER_ASSERT(reporter, mask.fBounds.top() == 0 && mask.fBounds.bottom() == 100);
100    REPORTER_ASSERT(reporter, data->data() == (const void*)mask.fImage);
101    check_data(reporter, data, 2, kInCache, kLocked);
102
103    cache.purgeAll();
104    check_data(reporter, data, 1, kNotInCache, kLocked);
105    data->unref();
106}
107