Prepare ManagedDisplayInfo to store touch calibration associated data

ui/display/manager/managed_display_info_unittest.cc

 // Copyright (c) 2013 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/display/manager/managed_display_info.h"
 
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace display {
 namespace {
@@ skipping 129 matching lines @@
   EXPECT_EQ(11, info.input_devices()[1]);
 
   ManagedDisplayInfo copy_info =
       ManagedDisplayInfo::CreateFromSpecWithID("200x100", 10);
   copy_info.Copy(info);
   EXPECT_EQ(2u, copy_info.input_devices().size());
   copy_info.ClearInputDevices();
   EXPECT_EQ(0u, copy_info.input_devices().size());
 }
 
+TEST_F(DisplayInfoTest, TouchCalibrationTest) {
+  ManagedDisplayInfo info =
+      ManagedDisplayInfo::CreateFromSpecWithID("200x100", 10);
+
+  EXPECT_FALSE(info.has_touch_calibration_data());
+
+  TouchCalibrationData::CalibrationPointPair pair[4];
+  TouchCalibrationData::CalibrationPoints points;
+
+  pair[0].first = gfx::Point(10, 10);
+  pair[0].second = gfx::Point(11, 12);
+  points[0] = pair[0];

[oshima, 2016/11/23 21:52:42]

std::make_pair

[malaykeshav, 2016/11/23 22:11:27]

Done

+
+  pair[1].first = gfx::Point(190, 10);
+  pair[1].second = gfx::Point(195, 8);
+  points[1] = pair[1];
+
+  pair[2].first = gfx::Point(10, 90);
+  pair[2].second = gfx::Point(12, 94);
+  points[2] = pair[2];
+
+  pair[3].first = gfx::Point(190, 90);
+  pair[3].second = gfx::Point(189, 88);
+  points[3] = pair[3];
+
+  gfx::Size size(200, 100);
+
+  TouchCalibrationData expected_data(points, size);
+
+  // Add touch data for the display.
+  info.SetTouchCalibrationData(expected_data);
+
+  EXPECT_TRUE(info.has_touch_calibration_data());
+  TouchCalibrationData actual_data = info.GetTouchCalibrationData();
+  EXPECT_EQ(actual_data.bounds, size);
+  for (int i = 0; i < 4; i++) {
+    EXPECT_EQ(actual_data.point_pairs[i].first,
+              expected_data.point_pairs[i].first);
+
+    EXPECT_EQ(actual_data.point_pairs[i].second,
+              expected_data.point_pairs[i].second);
+  }
+
+  // Clear all touch calibration data for the display.
+  info.clear_touch_calibration_data();
+
+  EXPECT_FALSE(info.has_touch_calibration_data());
+}
+
 }  // namespace display