Index: chrome/browser/manifest/manifest_icon_downloader_unittest.cc |
diff --git a/chrome/browser/manifest/manifest_icon_downloader_unittest.cc b/chrome/browser/manifest/manifest_icon_downloader_unittest.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..600c9502b69c2b45145caf3c529c42d2a04cf7bc |
--- /dev/null |
+++ b/chrome/browser/manifest/manifest_icon_downloader_unittest.cc |
@@ -0,0 +1,70 @@ |
+// Copyright 2015 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "chrome/browser/manifest/manifest_icon_downloader.h" |
+ |
+#include <string> |
+#include <vector> |
+ |
+#include "testing/gtest/include/gtest/gtest.h" |
+ |
+class ManifestIconDownloaderTest : public testing::Test { |
+ protected: |
+ ManifestIconDownloaderTest() {} |
mlamouri (slow - plz ping)
2015/08/07 10:11:12
nit: = default;
Lalit Maganti
2015/08/07 13:04:30
Done.
|
+ ~ManifestIconDownloaderTest() override = default; |
+ |
+ int FindBitmap(const int ideal_icon_size_in_px, |
+ const std::vector<SkBitmap>& bitmaps) { |
+ return ManifestIconDownloader::FindClosestBitmapIndex( |
+ ideal_icon_size_in_px, bitmaps); |
+ } |
+ |
+ 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.
|
+ SkBitmap bitmap; |
+ bitmap.allocN32Pixels(width, height); |
+ bitmap.setImmutable(); |
+ return bitmap; |
+ } |
+ |
+ DISALLOW_COPY_AND_ASSIGN(ManifestIconDownloaderTest); |
+}; |
+ |
+TEST_F(ManifestIconDownloaderTest, NoIcons) { |
+ ASSERT_EQ(-1, FindBitmap(0, std::vector<SkBitmap>())); |
+} |
+ |
+TEST_F(ManifestIconDownloaderTest, ExactIsChosen) { |
+ std::vector<SkBitmap> vector { CreateBitmap(10, 10) }; |
+ ASSERT_EQ(0, FindBitmap(10, vector)); |
+} |
+ |
+TEST_F(ManifestIconDownloaderTest, BiggerIsChosen) { |
+ std::vector<SkBitmap> vector { CreateBitmap(20, 20) }; |
+ ASSERT_EQ(0, FindBitmap(10, vector)); |
+} |
+ |
+TEST_F(ManifestIconDownloaderTest, SmallerIsIgnored) { |
+ std::vector<SkBitmap> vector { CreateBitmap(10, 10) }; |
+ ASSERT_EQ(-1, FindBitmap(20, vector)); |
+} |
+ |
+TEST_F(ManifestIconDownloaderTest, ExactIsPreferredOverBigger) { |
+ std::vector<SkBitmap> vector { CreateBitmap(20, 20), CreateBitmap(10, 10) }; |
+ ASSERT_EQ(1, FindBitmap(10, vector)); |
+} |
+ |
+TEST_F(ManifestIconDownloaderTest, ExactIsPreferredOverSmaller) { |
+ std::vector<SkBitmap> vector { CreateBitmap(10, 10), CreateBitmap(20, 20) }; |
+ ASSERT_EQ(1, FindBitmap(20, vector)); |
+} |
+ |
+TEST_F(ManifestIconDownloaderTest, ClosestToExactIsChosen) { |
+ std::vector<SkBitmap> vector { CreateBitmap(20, 20), CreateBitmap(25, 25) }; |
+ ASSERT_EQ(0, FindBitmap(10, vector)); |
+} |
+ |
+TEST_F(ManifestIconDownloaderTest, ClosestToExactIsChosenUnordered) { |
+ std::vector<SkBitmap> vector { CreateBitmap(25, 25), CreateBitmap(20, 20) }; |
+ ASSERT_EQ(1, FindBitmap(10, vector)); |
+} |
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.
|