ui/gfx/nine_image_painter_unittest.cc

   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 "ui/gfx/nine_image_painter.h"
   6
   7 #include "testing/gtest/include/gtest/gtest.h"
   8 #include "ui/gfx/geometry/insets.h"
   9 #include "ui/gfx/geometry/rect.h"
  10
  11 namespace gfx {
  12
  13 TEST(NineImagePainterTest, GetSubsetRegions) {
  14   SkBitmap src;
  15   src.allocN32Pixels(40, 50);
  16   const ImageSkia image_skia(ImageSkiaRep(src, 1.0));
  17   const Insets insets(1, 2, 3, 4);
  18   std::vector<Rect> rects;
  19   NineImagePainter::GetSubsetRegions(image_skia, insets, &rects);
  20   ASSERT_EQ(9u, rects.size());
  21   EXPECT_EQ(gfx::Rect(0, 0, 2, 1), rects[0]);
  22   EXPECT_EQ(gfx::Rect(2, 0, 34, 1), rects[1]);
  23   EXPECT_EQ(gfx::Rect(36, 0, 4, 1), rects[2]);
  24   EXPECT_EQ(gfx::Rect(0, 1, 2, 46), rects[3]);
  25   EXPECT_EQ(gfx::Rect(2, 1, 34, 46), rects[4]);
  26   EXPECT_EQ(gfx::Rect(36, 1, 4, 46), rects[5]);
  27   EXPECT_EQ(gfx::Rect(0, 47, 2, 3), rects[6]);
  28   EXPECT_EQ(gfx::Rect(2, 47, 34, 3), rects[7]);
  29   EXPECT_EQ(gfx::Rect(36, 47, 4, 3), rects[8]);
  30 }
  31
  32 }  // namespace gfx