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1 | |
2 /* | 1 /* |
3 * Copyright 2013 Google Inc. | 2 * Copyright 2013 Google Inc. |
4 * | 3 * |
5 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
6 * found in the LICENSE file. | 5 * found in the LICENSE file. |
7 */ | 6 */ |
8 #include "Test.h" | 7 |
| 8 #include "SkBitmapHasher.h" |
9 | 9 |
10 #include "SkBitmap.h" | 10 #include "SkBitmap.h" |
11 #include "SkBitmapHasher.h" | |
12 #include "SkColor.h" | 11 #include "SkColor.h" |
| 12 #include "Test.h" |
| 13 #include "TestClassDef.h" |
13 | 14 |
14 // Word size that is large enough to hold results of any checksum type. | 15 // Word size that is large enough to hold results of any checksum type. |
15 typedef uint64_t checksum_result; | 16 typedef uint64_t checksum_result; |
16 | 17 |
17 namespace skiatest { | 18 // Fill in bitmap with test data. |
18 class BitmapHasherTestClass : public Test { | 19 static void CreateTestBitmap(SkBitmap &bitmap, SkBitmap::Config config, int widt
h, int height, |
19 public: | 20 SkColor color, skiatest::Reporter* reporter) { |
20 static Test* Factory(void*) {return SkNEW(BitmapHasherTestClass); } | 21 bitmap.setConfig(config, width, height); |
21 protected: | 22 REPORTER_ASSERT(reporter, bitmap.allocPixels()); |
22 virtual void onGetName(SkString* name) { name->set("BitmapHasher"); } | 23 bitmap.setAlphaType(kOpaque_SkAlphaType); |
23 virtual void onRun(Reporter* reporter) { | 24 bitmap.eraseColor(color); |
24 this->fReporter = reporter; | 25 } |
25 RunTest(); | |
26 } | |
27 private: | |
28 | 26 |
29 // Fill in bitmap with test data. | 27 DEF_TEST(BitmapHasher, reporter) { |
30 void CreateTestBitmap(SkBitmap &bitmap, SkBitmap::Config config, int wid
th, int height, | 28 // Test SkBitmapHasher |
31 SkColor color) { | 29 SkBitmap bitmap; |
32 bitmap.setConfig(config, width, height); | 30 uint64_t digest; |
33 REPORTER_ASSERT(fReporter, bitmap.allocPixels()); | 31 // initial test case |
34 bitmap.setAlphaType(kOpaque_SkAlphaType); | 32 CreateTestBitmap(bitmap, SkBitmap::kARGB_8888_Config, 333, 555, SK_ColorBLUE
, reporter); |
35 bitmap.eraseColor(color); | 33 REPORTER_ASSERT(reporter, SkBitmapHasher::ComputeDigest(bitmap, &digest)); |
36 } | 34 REPORTER_ASSERT(reporter, digest == 0xfb2903562766ef87ULL); |
37 | 35 // same pixel data but different dimensions should yield a different checksu
m |
38 void RunTest() { | 36 CreateTestBitmap(bitmap, SkBitmap::kARGB_8888_Config, 555, 333, SK_ColorBLUE
, reporter); |
39 // Test SkBitmapHasher | 37 REPORTER_ASSERT(reporter, SkBitmapHasher::ComputeDigest(bitmap, &digest)); |
40 SkBitmap bitmap; | 38 REPORTER_ASSERT(reporter, digest == 0xfe04023fb97d0f61ULL); |
41 uint64_t digest; | 39 // same dimensions but different color should yield a different checksum |
42 // initial test case | 40 CreateTestBitmap(bitmap, SkBitmap::kARGB_8888_Config, 555, 333, SK_ColorGREE
N, reporter); |
43 CreateTestBitmap(bitmap, SkBitmap::kARGB_8888_Config, 333, 555, SK_C
olorBLUE); | 41 REPORTER_ASSERT(reporter, SkBitmapHasher::ComputeDigest(bitmap, &digest)); |
44 REPORTER_ASSERT(fReporter, SkBitmapHasher::ComputeDigest(bitmap, &di
gest)); | 42 REPORTER_ASSERT(reporter, digest == 0x2423c51cad6d1edcULL); |
45 REPORTER_ASSERT(fReporter, digest == 0xfb2903562766ef87ULL); | |
46 // same pixel data but different dimensions should yield a different
checksum | |
47 CreateTestBitmap(bitmap, SkBitmap::kARGB_8888_Config, 555, 333, SK_C
olorBLUE); | |
48 REPORTER_ASSERT(fReporter, SkBitmapHasher::ComputeDigest(bitmap, &di
gest)); | |
49 REPORTER_ASSERT(fReporter, digest == 0xfe04023fb97d0f61ULL); | |
50 // same dimensions but different color should yield a different chec
ksum | |
51 CreateTestBitmap(bitmap, SkBitmap::kARGB_8888_Config, 555, 333, SK_C
olorGREEN); | |
52 REPORTER_ASSERT(fReporter, SkBitmapHasher::ComputeDigest(bitmap, &di
gest)); | |
53 REPORTER_ASSERT(fReporter, digest == 0x2423c51cad6d1edcULL); | |
54 } | |
55 | |
56 Reporter* fReporter; | |
57 }; | |
58 | |
59 static TestRegistry gReg(BitmapHasherTestClass::Factory); | |
60 } | 43 } |
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