blob: 62f6b58dfcf8074a470ca3327a99af5e3a0bae3c [file] [log] [blame]
// Copyright (c) 2012 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/display.h"
#include "base/command_line.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/display/display_switches.h"
#include "ui/gfx/geometry/insets.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/geometry/size.h"
namespace display {
TEST(DisplayTest, WorkArea) {
Display display(0, gfx::Rect(0, 0, 100, 100));
EXPECT_EQ("0,0 100x100", display.bounds().ToString());
EXPECT_EQ("0,0 100x100", display.work_area().ToString());
display.set_work_area(gfx::Rect(3, 4, 90, 80));
EXPECT_EQ("0,0 100x100", display.bounds().ToString());
EXPECT_EQ("3,4 90x80", display.work_area().ToString());
display.SetScaleAndBounds(1.0f, gfx::Rect(10, 20, 50, 50));
EXPECT_EQ("10,20 50x50", display.bounds().ToString());
EXPECT_EQ("13,24 40x30", display.work_area().ToString());
display.SetSize(gfx::Size(200, 200));
EXPECT_EQ("13,24 190x180", display.work_area().ToString());
display.UpdateWorkAreaFromInsets(gfx::Insets(3, 4, 5, 6));
EXPECT_EQ("14,23 190x192", display.work_area().ToString());
}
TEST(DisplayTest, Scale) {
Display display(0, gfx::Rect(0, 0, 100, 100));
display.set_work_area(gfx::Rect(10, 10, 80, 80));
EXPECT_EQ("0,0 100x100", display.bounds().ToString());
EXPECT_EQ("10,10 80x80", display.work_area().ToString());
// Scale it back to 2x
display.SetScaleAndBounds(2.0f, gfx::Rect(0, 0, 140, 140));
EXPECT_EQ("0,0 70x70", display.bounds().ToString());
EXPECT_EQ("10,10 50x50", display.work_area().ToString());
// Scale it back to 1x
display.SetScaleAndBounds(1.0f, gfx::Rect(0, 0, 100, 100));
EXPECT_EQ("0,0 100x100", display.bounds().ToString());
EXPECT_EQ("10,10 80x80", display.work_area().ToString());
}
// https://crbug.com/517944
TEST(DisplayTest, ForcedDeviceScaleFactorByCommandLine) {
Display::ResetForceDeviceScaleFactorForTesting();
// Look ma, no value!
base::CommandLine::ForCurrentProcess()->AppendSwitch(
switches::kForceDeviceScaleFactor);
EXPECT_EQ(1, Display::GetForcedDeviceScaleFactor());
Display::ResetForceDeviceScaleFactorForTesting();
}
} // namespace display