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1 // Copyright 2015 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "chrome/browser/manifest/manifest_icon_downloader.h" | |
6 | |
7 #include <string> | |
8 #include <vector> | |
9 | |
10 #include "testing/gtest/include/gtest/gtest.h" | |
11 | |
12 class ManifestIconDownloaderTest : public testing::Test { | |
13 protected: | |
14 ManifestIconDownloaderTest() {} | |
mlamouri (slow - plz ping)
2015/08/07 10:11:12
nit: = default;
Lalit Maganti
2015/08/07 13:04:30
Done.
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15 ~ManifestIconDownloaderTest() override = default; | |
16 | |
17 int FindBitmap(const int ideal_icon_size_in_px, | |
18 const std::vector<SkBitmap>& bitmaps) { | |
19 return ManifestIconDownloader::FindClosestBitmapIndex( | |
20 ideal_icon_size_in_px, bitmaps); | |
21 } | |
22 | |
23 SkBitmap CreateBitmap(int width, int height) { | |
mlamouri (slow - plz ping)
2015/08/07 10:11:12
nit: CreateDummyBitmap()
Lalit Maganti
2015/08/07 13:04:30
Done.
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24 SkBitmap bitmap; | |
25 bitmap.allocN32Pixels(width, height); | |
26 bitmap.setImmutable(); | |
27 return bitmap; | |
28 } | |
29 | |
30 DISALLOW_COPY_AND_ASSIGN(ManifestIconDownloaderTest); | |
31 }; | |
32 | |
33 TEST_F(ManifestIconDownloaderTest, NoIcons) { | |
34 ASSERT_EQ(-1, FindBitmap(0, std::vector<SkBitmap>())); | |
35 } | |
36 | |
37 TEST_F(ManifestIconDownloaderTest, ExactIsChosen) { | |
38 std::vector<SkBitmap> vector { CreateBitmap(10, 10) }; | |
39 ASSERT_EQ(0, FindBitmap(10, vector)); | |
40 } | |
41 | |
42 TEST_F(ManifestIconDownloaderTest, BiggerIsChosen) { | |
43 std::vector<SkBitmap> vector { CreateBitmap(20, 20) }; | |
44 ASSERT_EQ(0, FindBitmap(10, vector)); | |
45 } | |
46 | |
47 TEST_F(ManifestIconDownloaderTest, SmallerIsIgnored) { | |
48 std::vector<SkBitmap> vector { CreateBitmap(10, 10) }; | |
49 ASSERT_EQ(-1, FindBitmap(20, vector)); | |
50 } | |
51 | |
52 TEST_F(ManifestIconDownloaderTest, ExactIsPreferredOverBigger) { | |
53 std::vector<SkBitmap> vector { CreateBitmap(20, 20), CreateBitmap(10, 10) }; | |
54 ASSERT_EQ(1, FindBitmap(10, vector)); | |
55 } | |
56 | |
57 TEST_F(ManifestIconDownloaderTest, ExactIsPreferredOverSmaller) { | |
58 std::vector<SkBitmap> vector { CreateBitmap(10, 10), CreateBitmap(20, 20) }; | |
59 ASSERT_EQ(1, FindBitmap(20, vector)); | |
60 } | |
61 | |
62 TEST_F(ManifestIconDownloaderTest, ClosestToExactIsChosen) { | |
63 std::vector<SkBitmap> vector { CreateBitmap(20, 20), CreateBitmap(25, 25) }; | |
64 ASSERT_EQ(0, FindBitmap(10, vector)); | |
65 } | |
66 | |
67 TEST_F(ManifestIconDownloaderTest, ClosestToExactIsChosenUnordered) { | |
68 std::vector<SkBitmap> vector { CreateBitmap(25, 25), CreateBitmap(20, 20) }; | |
69 ASSERT_EQ(1, FindBitmap(10, vector)); | |
70 } | |
mlamouri (slow - plz ping)
2015/08/07 10:11:12
Could you test:
- bitmap is 10x10, 8x8, 6x6 and id
Lalit Maganti
2015/08/07 13:04:30
Done.
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