mirror of
https://github.com/akuker/RASCSI.git
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289 lines
8.8 KiB
C++
289 lines
8.8 KiB
C++
//---------------------------------------------------------------------------
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//
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// SCSI Target Emulator PiSCSI
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// for Raspberry Pi
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//
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// Copyright (C) 2022-2023 Uwe Seimet
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//
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//---------------------------------------------------------------------------
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#include "mocks.h"
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#include "shared/scsi.h"
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#include "shared/piscsi_exceptions.h"
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#include "controllers/scsi_controller.h"
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using namespace scsi_defs;
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TEST(ScsiControllerTest, GetInitiatorId)
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{
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const int ID = 2;
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auto bus = make_shared<NiceMock<MockBus>>();
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MockScsiController controller(bus, 0);
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controller.Process(ID);
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EXPECT_EQ(ID, controller.GetInitiatorId());
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controller.Process(-1);
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EXPECT_EQ(-1, controller.GetInitiatorId());
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}
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TEST(ScsiControllerTest, Process)
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{
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auto bus = make_shared<NiceMock<MockBus>>();
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MockScsiController controller(bus, 0);
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controller.Init();
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controller.SetPhase(phase_t::reserved);
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ON_CALL(*bus, GetRST).WillByDefault(Return(true));
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EXPECT_CALL(*bus, Acquire);
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EXPECT_CALL(*bus, GetRST);
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EXPECT_CALL(controller, Reset);
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EXPECT_FALSE(controller.Process(0));
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controller.SetPhase(phase_t::busfree);
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ON_CALL(*bus, GetRST).WillByDefault(Return(false));
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EXPECT_CALL(*bus, Acquire);
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EXPECT_CALL(*bus, GetRST);
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EXPECT_FALSE(controller.Process(0));
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controller.SetPhase(phase_t::reserved);
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EXPECT_CALL(*bus, Acquire);
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EXPECT_CALL(*bus, GetRST);
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EXPECT_CALL(controller, Reset);
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EXPECT_FALSE(controller.Process(0));
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}
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TEST(ScsiControllerTest, BusFree)
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{
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auto bus = make_shared<NiceMock<MockBus>>();
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MockScsiController controller(bus, 0);
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controller.SetPhase(phase_t::busfree);
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controller.BusFree();
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EXPECT_EQ(phase_t::busfree, controller.GetPhase());
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controller.SetStatus(status::check_condition);
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controller.SetPhase(phase_t::reserved);
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controller.BusFree();
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EXPECT_EQ(phase_t::busfree, controller.GetPhase());
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EXPECT_EQ(status::good, controller.GetStatus());
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controller.ScheduleShutdown(AbstractController::piscsi_shutdown_mode::NONE);
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controller.SetPhase(phase_t::reserved);
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controller.BusFree();
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controller.ScheduleShutdown(AbstractController::piscsi_shutdown_mode::STOP_PI);
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controller.SetPhase(phase_t::reserved);
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controller.BusFree();
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controller.ScheduleShutdown(AbstractController::piscsi_shutdown_mode::RESTART_PI);
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controller.SetPhase(phase_t::reserved);
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controller.BusFree();
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controller.ScheduleShutdown(AbstractController::piscsi_shutdown_mode::STOP_PISCSI);
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controller.SetPhase(phase_t::reserved);
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controller.BusFree();
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}
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TEST(ScsiControllerTest, Selection)
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{
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auto bus = make_shared<NiceMock<MockBus>>();
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auto controller = make_shared<MockScsiController>(bus, 0);
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controller->SetPhase(phase_t::selection);
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ON_CALL(*bus, GetSEL).WillByDefault(Return(true));
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ON_CALL(*bus, GetBSY).WillByDefault(Return(true));
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EXPECT_CALL(*bus, GetATN).Times(0);
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controller->Selection();
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EXPECT_EQ(phase_t::selection, controller->GetPhase());
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ON_CALL(*bus, GetSEL).WillByDefault(Return(true));
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ON_CALL(*bus, GetBSY).WillByDefault(Return(false));
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EXPECT_CALL(*bus, GetATN).Times(0);
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EXPECT_CALL(*controller, Status);
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controller->Selection();
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EXPECT_EQ(phase_t::selection, controller->GetPhase());
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ON_CALL(*bus, GetSEL).WillByDefault(Return(false));
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ON_CALL(*bus, GetBSY).WillByDefault(Return(false));
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EXPECT_CALL(*bus, GetATN).Times(0);
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controller->Selection();
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EXPECT_EQ(phase_t::selection, controller->GetPhase());
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ON_CALL(*bus, GetSEL).WillByDefault(Return(false));
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ON_CALL(*bus, GetBSY).WillByDefault(Return(true));
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ON_CALL(*bus, GetATN).WillByDefault(Return(false));
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EXPECT_CALL(*bus, GetATN);
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controller->Selection();
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EXPECT_EQ(phase_t::command, controller->GetPhase());
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controller->SetPhase(phase_t::selection);
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ON_CALL(*bus, GetSEL).WillByDefault(Return(false));
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ON_CALL(*bus, GetBSY).WillByDefault(Return(true));
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ON_CALL(*bus, GetATN).WillByDefault(Return(true));
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EXPECT_CALL(*bus, GetATN);
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controller->Selection();
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EXPECT_EQ(phase_t::msgout, controller->GetPhase());
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ON_CALL(*bus, GetDAT).WillByDefault(Return(1));
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EXPECT_CALL(*bus, SetBSY(true));
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controller->Selection();
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EXPECT_EQ(phase_t::selection, controller->GetPhase());
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}
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TEST(ScsiControllerTest, Command)
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{
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auto bus = make_shared<NiceMock<MockBus>>();
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MockScsiController controller(bus, 0);
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controller.SetPhase(phase_t::command);
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EXPECT_CALL(controller, Status);
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controller.Command();
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EXPECT_EQ(phase_t::command, controller.GetPhase());
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controller.SetPhase(phase_t::reserved);
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EXPECT_CALL(*bus, SetMSG(false));
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EXPECT_CALL(*bus, SetCD(true));
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EXPECT_CALL(*bus, SetIO(false));
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controller.Command();
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EXPECT_EQ(phase_t::command, controller.GetPhase());
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controller.SetPhase(phase_t::reserved);
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ON_CALL(*bus, CommandHandShake).WillByDefault(Return(6));
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EXPECT_CALL(*bus, SetMSG(false));
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EXPECT_CALL(*bus, SetCD(true));
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EXPECT_CALL(*bus, SetIO(false));
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EXPECT_CALL(controller, Execute);
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controller.Command();
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EXPECT_EQ(phase_t::command, controller.GetPhase());
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}
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TEST(ScsiControllerTest, MsgIn)
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{
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auto bus = make_shared<NiceMock<MockBus>>();
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MockScsiController controller(bus, 0);
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controller.SetPhase(phase_t::reserved);
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EXPECT_CALL(*bus, SetMSG(true));
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EXPECT_CALL(*bus, SetCD(true));
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EXPECT_CALL(*bus, SetIO(true));
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controller.MsgIn();
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EXPECT_EQ(phase_t::msgin, controller.GetPhase());
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EXPECT_FALSE(controller.HasValidLength());
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EXPECT_EQ(0, controller.GetOffset());
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}
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TEST(ScsiControllerTest, MsgOut)
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{
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auto bus = make_shared<NiceMock<MockBus>>();
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MockScsiController controller(bus, 0);
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controller.SetPhase(phase_t::reserved);
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EXPECT_CALL(*bus, SetMSG(true));
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EXPECT_CALL(*bus, SetCD(true));
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EXPECT_CALL(*bus, SetIO(false));
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controller.MsgOut();
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EXPECT_EQ(phase_t::msgout, controller.GetPhase());
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EXPECT_EQ(1, controller.GetLength());
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EXPECT_EQ(0, controller.GetOffset());
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}
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TEST(ScsiControllerTest, DataIn)
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{
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auto bus = make_shared<NiceMock<MockBus>>();
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MockScsiController controller(bus, 0);
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controller.SetPhase(phase_t::reserved);
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controller.SetLength(0);
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EXPECT_CALL(controller, Status);
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controller.DataIn();
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EXPECT_EQ(phase_t::reserved, controller.GetPhase());
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controller.SetLength(1);
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EXPECT_CALL(*bus, SetMSG(false));
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EXPECT_CALL(*bus, SetCD(false));
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EXPECT_CALL(*bus, SetIO(true));
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controller.DataIn();
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EXPECT_EQ(phase_t::datain, controller.GetPhase());
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EXPECT_EQ(0, controller.GetOffset());
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}
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TEST(ScsiControllerTest, DataOut)
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{
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auto bus = make_shared<NiceMock<MockBus>>();
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MockScsiController controller(bus, 0);
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controller.SetPhase(phase_t::reserved);
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controller.SetLength(0);
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EXPECT_CALL(controller, Status);
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controller.DataOut();
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EXPECT_EQ(phase_t::reserved, controller.GetPhase());
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controller.SetLength(1);
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EXPECT_CALL(*bus, SetMSG(false));
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EXPECT_CALL(*bus, SetCD(false));
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EXPECT_CALL(*bus, SetIO(false));
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controller.DataOut();
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EXPECT_EQ(phase_t::dataout, controller.GetPhase());
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EXPECT_EQ(0, controller.GetOffset());
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}
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TEST(ScsiControllerTest, Error)
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{
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auto bus = make_shared<NiceMock<MockBus>>();
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MockScsiController controller(bus, 0);
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ON_CALL(*bus, GetRST).WillByDefault(Return(true));
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controller.SetPhase(phase_t::reserved);
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EXPECT_CALL(*bus, Acquire);
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EXPECT_CALL(*bus, GetRST());
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EXPECT_CALL(controller, Reset);
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controller.Error(sense_key::aborted_command, asc::no_additional_sense_information, status::reservation_conflict);
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EXPECT_EQ(status::good, controller.GetStatus());
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EXPECT_EQ(phase_t::reserved, controller.GetPhase());
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ON_CALL(*bus, GetRST).WillByDefault(Return(false));
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controller.SetPhase(phase_t::status);
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EXPECT_CALL(*bus, Acquire);
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EXPECT_CALL(*bus, GetRST());
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EXPECT_CALL(controller, Reset).Times(0);
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controller.Error(sense_key::aborted_command, asc::no_additional_sense_information, status::reservation_conflict);
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EXPECT_EQ(phase_t::busfree, controller.GetPhase());
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controller.SetPhase(phase_t::msgin);
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EXPECT_CALL(*bus, Acquire);
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EXPECT_CALL(*bus, GetRST());
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EXPECT_CALL(controller, Reset).Times(0);
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controller.Error(sense_key::aborted_command, asc::no_additional_sense_information, status::reservation_conflict);
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EXPECT_EQ(phase_t::busfree, controller.GetPhase());
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controller.SetPhase(phase_t::reserved);
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EXPECT_CALL(*bus, Acquire);
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EXPECT_CALL(*bus, GetRST());
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EXPECT_CALL(controller, Reset).Times(0);
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EXPECT_CALL(controller, Status);
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controller.Error(sense_key::aborted_command, asc::no_additional_sense_information, status::reservation_conflict);
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EXPECT_EQ(status::reservation_conflict, controller.GetStatus());
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EXPECT_EQ(phase_t::reserved, controller.GetPhase());
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}
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TEST(ScsiControllerTest, RequestSense)
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{
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auto bus = make_shared<NiceMock<MockBus>>();
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auto controller = make_shared<MockScsiController>(bus, 0);
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auto device = make_shared<MockPrimaryDevice>(0);
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EXPECT_TRUE(device->Init({}));
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controller->AddDevice(device);
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// ALLOCATION LENGTH
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controller->SetCmdByte(4, 255);
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// Non-existing LUN
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controller->SetCmdByte(1, 0x20);
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device->SetReady(true);
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EXPECT_CALL(*controller, Status);
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device->Dispatch(scsi_command::eCmdRequestSense);
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EXPECT_EQ(status::good, controller->GetStatus()) << "Wrong CHECK CONDITION for non-existing LUN";
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}
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