cc/layer_quad_unittest.cc

   1 // Copyright 2011 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 "cc/layer_quad.h"
   6
   7 #include "testing/gtest/include/gtest/gtest.h"
   8 #include "ui/gfx/quad_f.h"
   9
  10 namespace cc {
  11 namespace {
  12
  13 TEST(LayerQuadTest, QuadFConversion)
  14 {
  15     gfx::PointF p1(-0.5, -0.5);
  16     gfx::PointF p2( 0.5, -0.5);
  17     gfx::PointF p3( 0.5,  0.5);
  18     gfx::PointF p4(-0.5,  0.5);
  19
  20     gfx::QuadF quadCW(p1, p2, p3, p4);
  21     LayerQuad layerQuadCW(quadCW);
  22     EXPECT_TRUE(layerQuadCW.ToQuadF() == quadCW);
  23
  24     gfx::QuadF quadCCW(p1, p4, p3, p2);
  25     LayerQuad layerQuadCCW(quadCCW);
  26     EXPECT_TRUE(layerQuadCCW.ToQuadF() == quadCCW);
  27 }
  28
  29 TEST(LayerQuadTest, Inflate)
  30 {
  31     gfx::PointF p1(-0.5, -0.5);
  32     gfx::PointF p2( 0.5, -0.5);
  33     gfx::PointF p3( 0.5,  0.5);
  34     gfx::PointF p4(-0.5,  0.5);
  35
  36     gfx::QuadF quad(p1, p2, p3, p4);
  37     LayerQuad layerQuad(quad);
  38     quad.Scale(2, 2);
  39     layerQuad.inflate(0.5);
  40     EXPECT_TRUE(layerQuad.ToQuadF() == quad);
  41 }
  42
  43 }  // namespace
  44 }  // namespace cc