1 /*
2 * Copyright 2020 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/SkFont.h"
9 #include "include/core/SkFontStyle.h"
10 #include "include/core/SkMatrix.h"
11 #include "include/core/SkPaint.h"
12 #include "include/core/SkRefCnt.h"
13 #include "include/core/SkSurfaceProps.h"
14 #include "include/core/SkTypeface.h"
15 #include "src/core/SkScalerContext.h"
16 #include "src/core/SkStrike.h" // IWYU pragma: keep
17 #include "src/core/SkStrikeCache.h"
18 #include "src/core/SkStrikeSpec.h"
19 #include "tests/Test.h"
20 #include "tools/ToolUtils.h"
21
DEF_TEST(SkStrikeCache_CachePurge,Reporter)22 DEF_TEST(SkStrikeCache_CachePurge, Reporter) {
23 SkStrikeCache cache;
24
25 sk_sp<SkTypeface> typeface =
26 ToolUtils::create_portable_typeface("serif", SkFontStyle::Italic());
27
28 SkFont font;
29 font.setEdging(SkFont::Edging::kAntiAlias);
30 font.setSubpixel(true);
31 font.setTypeface(typeface);
32
33 SkPaint defaultPaint;
34 SkStrikeSpec strikeSpec = SkStrikeSpec::MakeMask(
35 font, defaultPaint, SkSurfaceProps(0, kUnknown_SkPixelGeometry),
36 SkScalerContextFlags::kNone, SkMatrix::I());
37
38 // Initially empty cache
39 REPORTER_ASSERT(Reporter, cache.getTotalMemoryUsed() == 0);
40
41 {
42 sk_sp<SkStrike> strike = strikeSpec.findOrCreateStrike(&cache);
43 }
44
45 // Stuff in cache.
46 REPORTER_ASSERT(Reporter, cache.getTotalMemoryUsed() > 0);
47
48 cache.purgeAll();
49
50 // Purged cache.
51 REPORTER_ASSERT(Reporter, cache.getTotalMemoryUsed() == 0);
52
53 // Smallest cache.
54 cache.setCacheSizeLimit(0);
55 {
56 sk_sp<SkStrike> strike = strikeSpec.findOrCreateStrike(&cache);
57 REPORTER_ASSERT(Reporter, cache.getTotalMemoryUsed() == 0);
58 }
59 REPORTER_ASSERT(Reporter, cache.getTotalMemoryUsed() == 0);
60
61
62 }
63