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mojo/services/view_manager/view_coordinate_conversions_unittest.cc

+// Copyright 2014 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 "mojo/services/view_manager/server_view.h"
+#include "mojo/services/view_manager/server_view_delegate.h"
+#include "mojo/services/view_manager/test_server_view_delegate.h"
+#include "mojo/services/view_manager/view_coordinate_conversions.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "ui/gfx/geometry/rect.h"
+#include "ui/gfx/geometry/vector2d.h"
+
+namespace view_manager {
+
+using ViewCoordinateConversionsTest = testing::Test;
+
+TEST_F(ViewCoordinateConversionsTest, ConvertRectBetweenViews) {
+  TestServerViewDelegate d1, d2, d3;
+  ServerView v1(&d1, ViewId()), v2(&d2, ViewId()), v3(&d3, ViewId());
+  v1.SetBounds(gfx::Rect(1, 2, 100, 100));
+  v2.SetBounds(gfx::Rect(3, 4, 100, 100));
+  v3.SetBounds(gfx::Rect(5, 6, 100, 100));
+  v1.Add(&v2);
+  v2.Add(&v3);
+
+  EXPECT_EQ(gfx::Rect(2, 1, 8, 9),
+            ConvertRectBetweenViews(&v1, &v3, gfx::Rect(10, 11, 8, 9)));
+
+  EXPECT_EQ(gfx::Rect(18, 21, 8, 9),
+            ConvertRectBetweenViews(&v3, &v1, gfx::Rect(10, 11, 8, 9)));
+}
+
+}  // namespace view_manager