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display_unittest.cc
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display_unittest.cc
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// Copyright 2015 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 "components/exo/display.h"
#include "ash/public/cpp/shell_window_ids.h"
#include "ash/public/cpp/window_pin_type.h"
#include "ash/wm/desks/desks_util.h"
#include "components/exo/buffer.h"
#include "components/exo/client_controlled_shell_surface.h"
#include "components/exo/data_device.h"
#include "components/exo/data_device_delegate.h"
#include "components/exo/file_helper.h"
#include "components/exo/input_method_surface_manager.h"
#include "components/exo/notification_surface_manager.h"
#include "components/exo/shared_memory.h"
#include "components/exo/shell_surface.h"
#include "components/exo/sub_surface.h"
#include "components/exo/surface.h"
#include "components/exo/test/exo_test_base.h"
#include "testing/gtest/include/gtest/gtest.h"
#if defined(USE_OZONE)
#include "ui/gfx/native_pixmap.h"
#include "ui/ozone/public/ozone_platform.h"
#include "ui/ozone/public/surface_factory_ozone.h"
#endif
namespace exo {
namespace {
using DisplayTest = test::ExoTestBase;
TEST_F(DisplayTest, CreateSurface) {
std::unique_ptr<Display> display(new Display);
// Creating a surface should succeed.
std::unique_ptr<Surface> surface = display->CreateSurface();
EXPECT_TRUE(surface);
}
TEST_F(DisplayTest, CreateSharedMemory) {
std::unique_ptr<Display> display(new Display);
int shm_size = 8192;
base::UnsafeSharedMemoryRegion shared_memory =
base::UnsafeSharedMemoryRegion::Create(shm_size);
ASSERT_TRUE(shared_memory.IsValid());
// Creating a shared memory instance from a valid region should succeed.
std::unique_ptr<SharedMemory> shm1 =
display->CreateSharedMemory(std::move(shared_memory));
EXPECT_TRUE(shm1);
// Creating a shared memory instance from a invalid region should fail.
std::unique_ptr<SharedMemory> shm2 =
display->CreateSharedMemory(base::UnsafeSharedMemoryRegion());
EXPECT_FALSE(shm2);
}
#if defined(USE_OZONE)
// The test crashes: crbug.com/622724
TEST_F(DisplayTest, DISABLED_CreateLinuxDMABufBuffer) {
const gfx::Size buffer_size(256, 256);
std::unique_ptr<Display> display(new Display);
// Creating a prime buffer from a native pixmap handle should succeed.
scoped_refptr<gfx::NativePixmap> pixmap =
ui::OzonePlatform::GetInstance()
->GetSurfaceFactoryOzone()
->CreateNativePixmap(gfx::kNullAcceleratedWidget, VK_NULL_HANDLE,
buffer_size, gfx::BufferFormat::RGBA_8888,
gfx::BufferUsage::GPU_READ);
gfx::NativePixmapHandle native_pixmap_handle = pixmap->ExportHandle();
std::unique_ptr<Buffer> buffer1 = display->CreateLinuxDMABufBuffer(
buffer_size, gfx::BufferFormat::RGBA_8888,
std::move(native_pixmap_handle), false);
EXPECT_TRUE(buffer1);
// Create a handle without a file descriptor.
native_pixmap_handle = pixmap->ExportHandle();
native_pixmap_handle.planes[0].fd.reset();
// Creating a prime buffer using an invalid fd should fail.
std::unique_ptr<Buffer> buffer2 = display->CreateLinuxDMABufBuffer(
buffer_size, gfx::BufferFormat::RGBA_8888,
std::move(native_pixmap_handle), false);
EXPECT_FALSE(buffer2);
}
// TODO(dcastagna): Add YV12 unittest once we can allocate the buffer
// via Ozone. crbug.com/618516
#endif
TEST_F(DisplayTest, CreateShellSurface) {
std::unique_ptr<Display> display(new Display);
// Create two surfaces.
std::unique_ptr<Surface> surface1 = display->CreateSurface();
ASSERT_TRUE(surface1);
std::unique_ptr<Surface> surface2 = display->CreateSurface();
ASSERT_TRUE(surface2);
// Create a shell surface for surface1.
std::unique_ptr<ShellSurface> shell_surface1 =
display->CreateShellSurface(surface1.get());
EXPECT_TRUE(shell_surface1);
// Create a shell surface for surface2.
std::unique_ptr<ShellSurface> shell_surface2 =
display->CreateShellSurface(surface2.get());
EXPECT_TRUE(shell_surface2);
}
TEST_F(DisplayTest, CreateClientControlledShellSurface) {
std::unique_ptr<Display> display(new Display);
// Create two surfaces.
std::unique_ptr<Surface> surface1 = display->CreateSurface();
ASSERT_TRUE(surface1);
std::unique_ptr<Surface> surface2 = display->CreateSurface();
ASSERT_TRUE(surface2);
// Create a remote shell surface for surface1.
std::unique_ptr<ClientControlledShellSurface> shell_surface1 =
display->CreateClientControlledShellSurface(
surface1.get(), ash::kShellWindowId_SystemModalContainer,
2.0 /* default_scale_factor */);
ASSERT_TRUE(shell_surface1);
EXPECT_EQ(shell_surface1->scale(), 2.0);
// Create a remote shell surface for surface2.
std::unique_ptr<ShellSurfaceBase> shell_surface2 =
display->CreateClientControlledShellSurface(
surface2.get(), ash::desks_util::GetActiveDeskContainerId(),
1.0 /* default_scale_factor */);
EXPECT_TRUE(shell_surface2);
}
TEST_F(DisplayTest, CreateSubSurface) {
std::unique_ptr<Display> display(new Display);
// Create child, parent and toplevel surfaces.
std::unique_ptr<Surface> child = display->CreateSurface();
ASSERT_TRUE(child);
std::unique_ptr<Surface> parent = display->CreateSurface();
ASSERT_TRUE(parent);
std::unique_ptr<Surface> toplevel = display->CreateSurface();
ASSERT_TRUE(toplevel);
// Attempting to create a sub surface for child with child as its parent
// should fail.
EXPECT_FALSE(display->CreateSubSurface(child.get(), child.get()));
// Create a sub surface for child.
std::unique_ptr<SubSurface> child_sub_surface =
display->CreateSubSurface(child.get(), toplevel.get());
EXPECT_TRUE(child_sub_surface);
// Attempting to create another sub surface when already assigned the role of
// sub surface should fail.
EXPECT_FALSE(display->CreateSubSurface(child.get(), parent.get()));
// Deleting the sub surface should allow a new sub surface to be created.
child_sub_surface.reset();
child_sub_surface = display->CreateSubSurface(child.get(), parent.get());
EXPECT_TRUE(child_sub_surface);
std::unique_ptr<Surface> sibling = display->CreateSurface();
ASSERT_TRUE(sibling);
// Create a sub surface for sibiling.
std::unique_ptr<SubSurface> sibling_sub_surface =
display->CreateSubSurface(sibling.get(), parent.get());
EXPECT_TRUE(sibling_sub_surface);
// Create a shell surface for toplevel surface.
std::unique_ptr<ShellSurface> shell_surface =
display->CreateShellSurface(toplevel.get());
EXPECT_TRUE(shell_surface);
// Attempting to create a sub surface when already assigned the role of
// shell surface should fail.
EXPECT_FALSE(display->CreateSubSurface(toplevel.get(), parent.get()));
std::unique_ptr<Surface> grandchild = display->CreateSurface();
ASSERT_TRUE(grandchild);
// Create a sub surface for grandchild.
std::unique_ptr<SubSurface> grandchild_sub_surface =
display->CreateSubSurface(grandchild.get(), child.get());
EXPECT_TRUE(grandchild_sub_surface);
// Attempting to create a sub surface for parent with child as its parent
// should fail.
EXPECT_FALSE(display->CreateSubSurface(parent.get(), child.get()));
// Attempting to create a sub surface for parent with grandchild as its parent
// should fail.
EXPECT_FALSE(display->CreateSubSurface(parent.get(), grandchild.get()));
// Create a sub surface for parent.
EXPECT_TRUE(display->CreateSubSurface(parent.get(), toplevel.get()));
}
class TestDataDeviceDelegate : public DataDeviceDelegate {
public:
// Overriden from DataDeviceDelegate:
void OnDataDeviceDestroying(DataDevice* data_device) override {}
DataOffer* OnDataOffer(DataOffer::Purpose purpose) override {
return nullptr;
}
void OnEnter(Surface* surface,
const gfx::PointF& location,
const DataOffer& data_offer) override {}
void OnLeave() override {}
void OnMotion(base::TimeTicks time_stamp,
const gfx::PointF& location) override {}
void OnDrop() override {}
void OnSelection(const DataOffer& data_offer) override {}
bool CanAcceptDataEventsForSurface(Surface* surface) const override {
return false;
}
};
class TestFileHelper : public FileHelper {
public:
// Overriden from TestFileHelper:
TestFileHelper() {}
std::string GetMimeTypeForUriList() const override { return ""; }
bool GetUrlFromPath(const std::string& app_id,
const base::FilePath& path,
GURL* out) override {
return true;
}
bool HasUrlsInPickle(const base::Pickle& pickle) override { return false; }
void GetUrlsFromPickle(const std::string& app_id,
const base::Pickle& pickle,
UrlsFromPickleCallback callback) override {}
};
TEST_F(DisplayTest, CreateDataDevice) {
TestDataDeviceDelegate device_delegate;
Display display(nullptr, nullptr, std::make_unique<TestFileHelper>());
std::unique_ptr<DataDevice> device =
display.CreateDataDevice(&device_delegate);
EXPECT_TRUE(device.get());
}
TEST_F(DisplayTest, PinnedAlwaysOnTopWindow) {
Display display;
std::unique_ptr<Surface> surface = display.CreateSurface();
ASSERT_TRUE(surface);
std::unique_ptr<ClientControlledShellSurface> shell_surface =
display.CreateClientControlledShellSurface(
surface.get(), ash::desks_util::GetActiveDeskContainerId(),
2.0 /* default_scale_factor */);
ASSERT_TRUE(shell_surface);
EXPECT_EQ(shell_surface->scale(), 2.0);
// This should not crash
shell_surface->SetAlwaysOnTop(true);
shell_surface->SetPinned(ash::WindowPinType::kPinned);
}
} // namespace
} // namespace exo