components/view_manager/view_coordinate_conversions_unittest.cc

   1 // Copyright 2014 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 "components/view_manager/view_coordinate_conversions.h"
   6
   7 #include "components/view_manager/server_view.h"
   8 #include "components/view_manager/server_view_delegate.h"
   9 #include "components/view_manager/test_server_view_delegate.h"
  10 #include "testing/gtest/include/gtest/gtest.h"
  11 #include "ui/gfx/geometry/point_f.h"
  12 #include "ui/gfx/geometry/rect.h"
  13
  14 namespace view_manager {
  15
  16 using ViewCoordinateConversionsTest = testing::Test;
  17
  18 TEST_F(ViewCoordinateConversionsTest, ConvertRectBetweenViews) {
  19   TestServerViewDelegate d1, d2, d3;
  20   ServerView v1(&d1, ViewId()), v2(&d2, ViewId()), v3(&d3, ViewId());
  21   v1.SetBounds(gfx::Rect(1, 2, 100, 100));
  22   v2.SetBounds(gfx::Rect(3, 4, 100, 100));
  23   v3.SetBounds(gfx::Rect(5, 6, 100, 100));
  24   v1.Add(&v2);
  25   v2.Add(&v3);
  26
  27   EXPECT_EQ(gfx::Rect(2, 1, 8, 9),
  28             ConvertRectBetweenViews(&v1, &v3, gfx::Rect(10, 11, 8, 9)));
  29
  30   EXPECT_EQ(gfx::Rect(18, 21, 8, 9),
  31             ConvertRectBetweenViews(&v3, &v1, gfx::Rect(10, 11, 8, 9)));
  32 }
  33
  34 TEST_F(ViewCoordinateConversionsTest, ConvertPointFBetweenViews) {
  35   TestServerViewDelegate d1, d2, d3;
  36   ServerView v1(&d1, ViewId()), v2(&d2, ViewId()), v3(&d3, ViewId());
  37   v1.SetBounds(gfx::Rect(1, 2, 100, 100));
  38   v2.SetBounds(gfx::Rect(3, 4, 100, 100));
  39   v3.SetBounds(gfx::Rect(5, 6, 100, 100));
  40   v1.Add(&v2);
  41   v2.Add(&v3);
  42
  43   {
  44     const gfx::PointF result(
  45         ConvertPointFBetweenViews(&v1, &v3, gfx::PointF(10.5f, 11.9f)));
  46     EXPECT_FLOAT_EQ(2.5f, result.x());
  47     EXPECT_FLOAT_EQ(1.9f, result.y());
  48   }
  49
  50   {
  51     const gfx::PointF result(
  52         ConvertPointFBetweenViews(&v3, &v1, gfx::PointF(10.2f, 11.4f)));
  53     EXPECT_FLOAT_EQ(18.2f, result.x());
  54     EXPECT_FLOAT_EQ(21.4f, result.y());
  55   }
  56 }
  57
  58 }  // namespace view_manager