Import Cobalt 24.master.0.1033952
diff --git a/ui/gfx/selection_bound_unittest.cc b/ui/gfx/selection_bound_unittest.cc
new file mode 100644
index 0000000..224ebe3
--- /dev/null
+++ b/ui/gfx/selection_bound_unittest.cc
@@ -0,0 +1,103 @@
+// 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 "ui/gfx/selection_bound.h"
+
+#include "testing/gtest/include/gtest/gtest.h"
+#include "ui/gfx/geometry/rect.h"
+#include "ui/gfx/geometry/rect_f.h"
+
+namespace gfx {
+
+TEST(SelectionBoundTest, RectBetweenSelectionBounds) {
+ SelectionBound b1, b2;
+ // Simple case of aligned vertical bounds of equal height
+ b1.SetEdge(gfx::PointF(0.f, 20.f), gfx::PointF(0.f, 25.f));
+ b2.SetEdge(gfx::PointF(110.f, 20.f), gfx::PointF(110.f, 25.f));
+ gfx::Rect expected_rect(
+ b1.edge_start_rounded().x(), b1.edge_start_rounded().y(),
+ b2.edge_start_rounded().x() - b1.edge_start_rounded().x(),
+ b2.edge_end_rounded().y() - b2.edge_start_rounded().y());
+ EXPECT_EQ(expected_rect, RectBetweenSelectionBounds(b1, b2));
+ EXPECT_EQ(expected_rect, RectBetweenSelectionBounds(b2, b1));
+
+ // Both bounds are invisible.
+ b1.SetVisibleEdge(gfx::PointF(10.f, 20.f), gfx::PointF(10.f, 25.f));
+ b2.SetVisibleEdge(gfx::PointF(100.f, 20.f), gfx::PointF(100.f, 25.f));
+ gfx::RectF expected_visible_rect(
+ b1.visible_edge_start().x(), b1.visible_edge_start().y(),
+ b2.visible_edge_start().x() - b1.visible_edge_start().x(),
+ b2.visible_edge_end().y() - b2.visible_edge_start().y());
+ EXPECT_EQ(expected_visible_rect, RectFBetweenVisibleSelectionBounds(b1, b2));
+ EXPECT_EQ(expected_visible_rect, RectFBetweenVisibleSelectionBounds(b2, b1));
+
+ // One of the bounds is invisible.
+ b1.SetVisibleEdge(gfx::PointF(0.f, 20.f), gfx::PointF(0.f, 25.f));
+ b2.SetVisibleEdge(gfx::PointF(100.f, 20.f), gfx::PointF(100.f, 25.f));
+ expected_visible_rect =
+ gfx::RectF(b1.visible_edge_start().x(), b1.visible_edge_start().y(),
+ b2.visible_edge_start().x() - b1.visible_edge_start().x(),
+ b2.visible_edge_end().y() - b2.visible_edge_start().y());
+ EXPECT_EQ(expected_visible_rect, RectFBetweenVisibleSelectionBounds(b1, b2));
+ EXPECT_EQ(expected_visible_rect, RectFBetweenVisibleSelectionBounds(b2, b1));
+
+ // Parallel vertical bounds of different heights
+ b1.SetEdge(gfx::PointF(10.f, 20.f), gfx::PointF(10.f, 25.f));
+ b2.SetEdge(gfx::PointF(110.f, 0.f), gfx::PointF(110.f, 35.f));
+ expected_rect =
+ gfx::Rect(b1.edge_start_rounded().x(), b2.edge_start_rounded().y(),
+ b2.edge_start_rounded().x() - b1.edge_start_rounded().x(),
+ b2.edge_end_rounded().y() - b2.edge_start_rounded().y());
+ EXPECT_EQ(expected_rect, RectBetweenSelectionBounds(b1, b2));
+ EXPECT_EQ(expected_rect, RectBetweenSelectionBounds(b2, b1));
+
+ b1.SetEdge(gfx::PointF(10.f, 20.f), gfx::PointF(10.f, 30.f));
+ b2.SetEdge(gfx::PointF(110.f, 25.f), gfx::PointF(110.f, 45.f));
+ expected_rect =
+ gfx::Rect(b1.edge_start_rounded().x(), b1.edge_start_rounded().y(),
+ b2.edge_start_rounded().x() - b1.edge_start_rounded().x(),
+ b2.edge_end_rounded().y() - b1.edge_start_rounded().y());
+ EXPECT_EQ(expected_rect, RectBetweenSelectionBounds(b1, b2));
+ EXPECT_EQ(expected_rect, RectBetweenSelectionBounds(b2, b1));
+
+ b1.SetEdge(gfx::PointF(10.f, 20.f), gfx::PointF(10.f, 30.f));
+ b2.SetEdge(gfx::PointF(110.f, 40.f), gfx::PointF(110.f, 60.f));
+ expected_rect =
+ gfx::Rect(b1.edge_start_rounded().x(), b1.edge_start_rounded().y(),
+ b2.edge_start_rounded().x() - b1.edge_start_rounded().x(),
+ b2.edge_end_rounded().y() - b1.edge_start_rounded().y());
+ EXPECT_EQ(expected_rect, RectBetweenSelectionBounds(b1, b2));
+ EXPECT_EQ(expected_rect, RectBetweenSelectionBounds(b2, b1));
+
+ // Overlapping vertical bounds
+ b1.SetEdge(gfx::PointF(10.f, 20.f), gfx::PointF(10.f, 30.f));
+ b2.SetEdge(gfx::PointF(10.f, 25.f), gfx::PointF(10.f, 40.f));
+ expected_rect =
+ gfx::Rect(b1.edge_start_rounded().x(), b1.edge_start_rounded().y(), 0,
+ b2.edge_end_rounded().y() - b1.edge_start_rounded().y());
+ EXPECT_EQ(expected_rect, RectBetweenSelectionBounds(b1, b2));
+ EXPECT_EQ(expected_rect, RectBetweenSelectionBounds(b2, b1));
+
+ // Non-vertical bounds: "\ \"
+ b1.SetEdge(gfx::PointF(10.f, 20.f), gfx::PointF(20.f, 30.f));
+ b2.SetEdge(gfx::PointF(110.f, 40.f), gfx::PointF(120.f, 60.f));
+ expected_rect =
+ gfx::Rect(b1.edge_start_rounded().x(), b1.edge_start_rounded().y(),
+ b2.edge_end_rounded().x() - b1.edge_start_rounded().x(),
+ b2.edge_end_rounded().y() - b1.edge_start_rounded().y());
+ EXPECT_EQ(expected_rect, RectBetweenSelectionBounds(b1, b2));
+ EXPECT_EQ(expected_rect, RectBetweenSelectionBounds(b2, b1));
+
+ // Non-vertical bounds: "/ \"
+ b1.SetEdge(gfx::PointF(20.f, 30.f), gfx::PointF(0.f, 40.f));
+ b2.SetEdge(gfx::PointF(110.f, 30.f), gfx::PointF(120.f, 40.f));
+ expected_rect =
+ gfx::Rect(b1.edge_end_rounded().x(), b1.edge_start_rounded().y(),
+ b2.edge_end_rounded().x() - b1.edge_end_rounded().x(),
+ b2.edge_end_rounded().y() - b2.edge_start_rounded().y());
+ EXPECT_EQ(expected_rect, RectBetweenSelectionBounds(b1, b2));
+ EXPECT_EQ(expected_rect, RectBetweenSelectionBounds(b2, b1));
+}
+
+} // namespace gfx
