//---------------------------------------------------------------------------
//
// SCSI Target Emulator PiSCSI
// for Raspberry Pi
//
// Copyright (C) 2022 Uwe Seimet
//
//---------------------------------------------------------------------------

#include "mocks.h"
#include "shared/piscsi_exceptions.h"
#include "shared/piscsi_version.h"
#include "controllers/controller_manager.h"
#include "devices/device.h"
#include "devices/device_factory.h"
#include <unordered_map>

TEST(DeviceFactoryTest, GetTypeForFile)
{
	DeviceFactory device_factory;

	EXPECT_EQ(device_factory.GetTypeForFile("test.hd1"), SCHD);
	EXPECT_EQ(device_factory.GetTypeForFile("test.hds"), SCHD);
	EXPECT_EQ(device_factory.GetTypeForFile("test.HDS"), SCHD);
	EXPECT_EQ(device_factory.GetTypeForFile("test.hda"), SCHD);
	EXPECT_EQ(device_factory.GetTypeForFile("test.hdn"), SCHD);
	EXPECT_EQ(device_factory.GetTypeForFile("test.hdi"), SCHD);
	EXPECT_EQ(device_factory.GetTypeForFile("test.nhd"), SCHD);
	EXPECT_EQ(device_factory.GetTypeForFile("test.hdr"), SCRM);
	EXPECT_EQ(device_factory.GetTypeForFile("test.mos"), SCMO);
	EXPECT_EQ(device_factory.GetTypeForFile("test.iso"), SCCD);
	EXPECT_EQ(device_factory.GetTypeForFile("test.suffix.iso"), SCCD);
	EXPECT_EQ(device_factory.GetTypeForFile("bridge"), SCBR);
	EXPECT_EQ(device_factory.GetTypeForFile("daynaport"), SCDP);
	EXPECT_EQ(device_factory.GetTypeForFile("printer"), SCLP);
	EXPECT_EQ(device_factory.GetTypeForFile("services"), SCHS);
	EXPECT_EQ(device_factory.GetTypeForFile("unknown"), UNDEFINED);
	EXPECT_EQ(device_factory.GetTypeForFile("test.iso.suffix"), UNDEFINED);
}

TEST(DeviceFactoryTest, GetSectorSizes)
{
	DeviceFactory device_factory;
	unordered_set<uint32_t> sector_sizes;

	sector_sizes = device_factory.GetSectorSizes(SCHD);
	EXPECT_EQ(4, sector_sizes.size());

	EXPECT_TRUE(sector_sizes.find(512) != sector_sizes.end());
	EXPECT_TRUE(sector_sizes.find(1024) != sector_sizes.end());
	EXPECT_TRUE(sector_sizes.find(2048) != sector_sizes.end());
	EXPECT_TRUE(sector_sizes.find(4096) != sector_sizes.end());

	sector_sizes = device_factory.GetSectorSizes(SCRM);
	EXPECT_EQ(4, sector_sizes.size());

	EXPECT_TRUE(sector_sizes.find(512) != sector_sizes.end());
	EXPECT_TRUE(sector_sizes.find(1024) != sector_sizes.end());
	EXPECT_TRUE(sector_sizes.find(2048) != sector_sizes.end());
	EXPECT_TRUE(sector_sizes.find(4096) != sector_sizes.end());

	sector_sizes = device_factory.GetSectorSizes(SCMO);
	EXPECT_EQ(4, sector_sizes.size());

	EXPECT_TRUE(sector_sizes.find(512) != sector_sizes.end());
	EXPECT_TRUE(sector_sizes.find(1024) != sector_sizes.end());
	EXPECT_TRUE(sector_sizes.find(2048) != sector_sizes.end());
	EXPECT_TRUE(sector_sizes.find(4096) != sector_sizes.end());

	sector_sizes = device_factory.GetSectorSizes(SCCD);
	EXPECT_EQ(2, sector_sizes.size());

	EXPECT_TRUE(sector_sizes.find(512) != sector_sizes.end());
	EXPECT_TRUE(sector_sizes.find(2048) != sector_sizes.end());
}

TEST(DeviceFactoryTest, GetExtensionMapping)
{
	DeviceFactory device_factory;

	unordered_map<string, PbDeviceType> mapping = device_factory.GetExtensionMapping();
	EXPECT_EQ(9, mapping.size());
	EXPECT_EQ(SCHD, mapping["hd1"]);
	EXPECT_EQ(SCHD, mapping["hds"]);
	EXPECT_EQ(SCHD, mapping["hda"]);
	EXPECT_EQ(SCHD, mapping["hdn"]);
	EXPECT_EQ(SCHD, mapping["hdi"]);
	EXPECT_EQ(SCHD, mapping["nhd"]);
	EXPECT_EQ(SCRM, mapping["hdr"]);
	EXPECT_EQ(SCMO, mapping["mos"]);
	EXPECT_EQ(SCCD, mapping["iso"]);
}

TEST(DeviceFactoryTest, GetDefaultParams)
{
	DeviceFactory device_factory;

	unordered_map<string, string> params = device_factory.GetDefaultParams(SCHD);
	EXPECT_TRUE(params.empty());

	params = device_factory.GetDefaultParams(SCRM);
	EXPECT_TRUE(params.empty());

	params = device_factory.GetDefaultParams(SCMO);
	EXPECT_TRUE(params.empty());

	params = device_factory.GetDefaultParams(SCCD);
	EXPECT_TRUE(params.empty());

	params = device_factory.GetDefaultParams(SCHS);
	EXPECT_TRUE(params.empty());

	params = device_factory.GetDefaultParams(SCBR);
	EXPECT_EQ(2, params.size());

	params = device_factory.GetDefaultParams(SCDP);
	EXPECT_EQ(2, params.size());

	params = device_factory.GetDefaultParams(SCLP);
	EXPECT_EQ(1, params.size());
}

TEST(DeviceFactoryTest, UnknownDeviceType)
{
	DeviceFactory device_factory;

	auto device1 = device_factory.CreateDevice(UNDEFINED, 0, "test");
	EXPECT_EQ(nullptr, device1);

#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
	auto device2 = device_factory.CreateDevice(SAHD, 0, "test");
#pragma GCC diagnostic pop
	EXPECT_EQ(nullptr, device2);
}

TEST(DeviceFactoryTest, SCHD_Device_Defaults)
{
	DeviceFactory device_factory;

	auto device = device_factory.CreateDevice(UNDEFINED, 0, "test.hda");

	EXPECT_NE(nullptr, device);
	EXPECT_EQ(SCHD, device->GetType());
	EXPECT_TRUE(device->SupportsFile());
	EXPECT_FALSE(device->SupportsParams());
	EXPECT_TRUE(device->IsProtectable());
	EXPECT_FALSE(device->IsProtected());
	EXPECT_FALSE(device->IsReadOnly());
	EXPECT_FALSE(device->IsRemovable());
	EXPECT_FALSE(device->IsRemoved());
	EXPECT_FALSE(device->IsLockable());
	EXPECT_FALSE(device->IsLocked());
	EXPECT_TRUE(device->IsStoppable());
	EXPECT_FALSE(device->IsStopped());

	EXPECT_EQ("QUANTUM", device->GetVendor()) << "Invalid default vendor for Apple drive";
	EXPECT_EQ("FIREBALL", device->GetProduct()) << "Invalid default vendor for Apple drive";
	EXPECT_EQ(string(piscsi_get_version_string()).substr(0, 2) + string(piscsi_get_version_string()).substr(3, 2),
			device->GetRevision());

	device = device_factory.CreateDevice(UNDEFINED, 0, "test.hds");
	EXPECT_NE(nullptr, device);
	EXPECT_EQ(SCHD, device->GetType());

	device = device_factory.CreateDevice(UNDEFINED, 0, "test.hdi");
	EXPECT_NE(nullptr, device);
	EXPECT_EQ(SCHD, device->GetType());

	device = device_factory.CreateDevice(UNDEFINED, 0, "test.nhd");
	EXPECT_NE(nullptr, device);
	EXPECT_EQ(SCHD, device->GetType());
}

void TestRemovableDrive(PbDeviceType type, const string& filename, const string& product)
{
	DeviceFactory device_factory;
	auto device = device_factory.CreateDevice(UNDEFINED, 0, filename);

	EXPECT_NE(nullptr, device);
	EXPECT_EQ(type, device->GetType());
	EXPECT_TRUE(device->SupportsFile());
	EXPECT_FALSE(device->SupportsParams());
	EXPECT_TRUE(device->IsProtectable());
	EXPECT_FALSE(device->IsProtected());
	EXPECT_FALSE(device->IsReadOnly());
	EXPECT_TRUE(device->IsRemovable());
	EXPECT_FALSE(device->IsRemoved());
	EXPECT_TRUE(device->IsLockable());
	EXPECT_FALSE(device->IsLocked());
	EXPECT_TRUE(device->IsStoppable());
	EXPECT_FALSE(device->IsStopped());

	EXPECT_EQ("PiSCSI", device->GetVendor());
	EXPECT_EQ(product, device->GetProduct());
	EXPECT_EQ(string(piscsi_get_version_string()).substr(0, 2) + string(piscsi_get_version_string()).substr(3, 2),
			device->GetRevision());

}

TEST(DeviceFactoryTest, SCRM_Device_Defaults)
{
	TestRemovableDrive(SCRM, "test.hdr", "SCSI HD (REM.)");
}

TEST(DeviceFactoryTest, SCMO_Device_Defaults)
{
	TestRemovableDrive(SCMO, "test.mos", "SCSI MO");
}

TEST(DeviceFactoryTest, SCCD_Device_Defaults)
{
	DeviceFactory device_factory;

	auto device = device_factory.CreateDevice(UNDEFINED, 0, "test.iso");
	EXPECT_NE(nullptr, device);
	EXPECT_EQ(SCCD, device->GetType());
	EXPECT_TRUE(device->SupportsFile());
	EXPECT_FALSE(device->SupportsParams());
	EXPECT_FALSE(device->IsProtectable());
	EXPECT_FALSE(device->IsProtected());
	EXPECT_TRUE(device->IsReadOnly());
	EXPECT_TRUE(device->IsRemovable());
	EXPECT_FALSE(device->IsRemoved());
	EXPECT_TRUE(device->IsLockable());
	EXPECT_FALSE(device->IsLocked());
	EXPECT_TRUE(device->IsStoppable());
	EXPECT_FALSE(device->IsStopped());

	EXPECT_EQ("PiSCSI", device->GetVendor());
	EXPECT_EQ("SCSI CD-ROM", device->GetProduct());
	EXPECT_EQ(string(piscsi_get_version_string()).substr(0, 2) + string(piscsi_get_version_string()).substr(3, 2),
			device->GetRevision());
}

TEST(DeviceFactoryTest, SCBR_Device_Defaults)
{
	DeviceFactory device_factory;

	auto device = device_factory.CreateDevice(UNDEFINED, 0, "bridge");
	EXPECT_NE(nullptr, device);
	EXPECT_EQ(SCBR, device->GetType());
	EXPECT_FALSE(device->SupportsFile());
	EXPECT_TRUE(device->SupportsParams());
	EXPECT_FALSE(device->IsProtectable());
	EXPECT_FALSE(device->IsProtected());
	EXPECT_FALSE(device->IsReadOnly());
	EXPECT_FALSE(device->IsRemovable());
	EXPECT_FALSE(device->IsRemoved());
	EXPECT_FALSE(device->IsLockable());
	EXPECT_FALSE(device->IsLocked());
	EXPECT_FALSE(device->IsStoppable());
	EXPECT_FALSE(device->IsStopped());

	EXPECT_EQ("PiSCSI", device->GetVendor());
	EXPECT_EQ("RASCSI BRIDGE", device->GetProduct());
	EXPECT_EQ(string(piscsi_get_version_string()).substr(0, 2) + string(piscsi_get_version_string()).substr(3, 2),
			device->GetRevision());
}

TEST(DeviceFactoryTest, SCDP_Device_Defaults)
{
	DeviceFactory device_factory;

	auto device = device_factory.CreateDevice(UNDEFINED, 0, "daynaport");
	EXPECT_NE(nullptr, device);
	EXPECT_EQ(SCDP, device->GetType());
	EXPECT_FALSE(device->SupportsFile());
	EXPECT_TRUE(device->SupportsParams());
	EXPECT_FALSE(device->IsProtectable());
	EXPECT_FALSE(device->IsProtected());
	EXPECT_FALSE(device->IsReadOnly());
	EXPECT_FALSE(device->IsRemovable());
	EXPECT_FALSE(device->IsRemoved());
	EXPECT_FALSE(device->IsLockable());
	EXPECT_FALSE(device->IsLocked());
	EXPECT_FALSE(device->IsStoppable());
	EXPECT_FALSE(device->IsStopped());

	EXPECT_EQ("Dayna", device->GetVendor());
	EXPECT_EQ("SCSI/Link", device->GetProduct());
	EXPECT_EQ("1.4a", device->GetRevision());
}

TEST(DeviceFactoryTest, SCHS_Device_Defaults)
{
	DeviceFactory device_factory;

	auto device = device_factory.CreateDevice(UNDEFINED, 0, "services");
	EXPECT_NE(nullptr, device);
	EXPECT_EQ(SCHS, device->GetType());
	EXPECT_FALSE(device->SupportsFile());
	EXPECT_FALSE(device->SupportsParams());
	EXPECT_FALSE(device->IsProtectable());
	EXPECT_FALSE(device->IsProtected());
	EXPECT_FALSE(device->IsReadOnly());
	EXPECT_FALSE(device->IsRemovable());
	EXPECT_FALSE(device->IsRemoved());
	EXPECT_FALSE(device->IsLockable());
	EXPECT_FALSE(device->IsLocked());
	EXPECT_FALSE(device->IsStoppable());
	EXPECT_FALSE(device->IsStopped());

	EXPECT_EQ("PiSCSI", device->GetVendor());
	EXPECT_EQ("Host Services", device->GetProduct());
	EXPECT_EQ(string(piscsi_get_version_string()).substr(0, 2) + string(piscsi_get_version_string()).substr(3, 2),
			device->GetRevision());
}

TEST(DeviceFactoryTest, SCLP_Device_Defaults)
{
	DeviceFactory device_factory;

	auto device = device_factory.CreateDevice(UNDEFINED, 0, "printer");
	EXPECT_NE(nullptr, device);
	EXPECT_EQ(SCLP, device->GetType());
	EXPECT_FALSE(device->SupportsFile());
	EXPECT_TRUE(device->SupportsParams());
	EXPECT_FALSE(device->IsProtectable());
	EXPECT_FALSE(device->IsProtected());
	EXPECT_FALSE(device->IsReadOnly());
	EXPECT_FALSE(device->IsRemovable());
	EXPECT_FALSE(device->IsRemoved());
	EXPECT_FALSE(device->IsLockable());
	EXPECT_FALSE(device->IsLocked());
	EXPECT_FALSE(device->IsStoppable());
	EXPECT_FALSE(device->IsStopped());

	EXPECT_EQ("PiSCSI", device->GetVendor());
	EXPECT_EQ("SCSI PRINTER", device->GetProduct());
	EXPECT_EQ(string(piscsi_get_version_string()).substr(0, 2) + string(piscsi_get_version_string()).substr(3, 2),
			device->GetRevision());
}