mirror of https://github.com/akuker/RASCSI.git
121 lines
4.1 KiB
C++
121 lines
4.1 KiB
C++
//---------------------------------------------------------------------------
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//
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// SCSI Target Emulator RaSCSI Reloaded
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// for Raspberry Pi
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//
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// Copyright (C) 2022 Uwe Seimet
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//
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//---------------------------------------------------------------------------
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#include "mocks.h"
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#include "hal/bus.h"
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TEST(BusTest, GetCommandByteCount)
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{
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unordered_set<int> opcodes;
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EXPECT_EQ(16, BUS::GetCommandByteCount(0x88));
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opcodes.insert(0x88);
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EXPECT_EQ(16, BUS::GetCommandByteCount(0x8a));
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opcodes.insert(0x8a);
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EXPECT_EQ(16, BUS::GetCommandByteCount(0x8f));
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opcodes.insert(0x8f);
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EXPECT_EQ(16, BUS::GetCommandByteCount(0x91));
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opcodes.insert(0x91);
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EXPECT_EQ(16, BUS::GetCommandByteCount(0x9e));
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opcodes.insert(0x9e);
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EXPECT_EQ(16, BUS::GetCommandByteCount(0x9f));
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opcodes.insert(0x9f);
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EXPECT_EQ(12, BUS::GetCommandByteCount(0xa0));
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opcodes.insert(0xa0);
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for (int i = 0x20; i <= 0x7d; i++) {
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EXPECT_EQ(10, BUS::GetCommandByteCount(i));
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opcodes.insert(i);
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}
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for (int i = 0; i < 256; i++) {
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if (opcodes.find(i) == opcodes.end()) {
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EXPECT_EQ(6, BUS::GetCommandByteCount(i));
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}
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}
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}
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TEST(BusTest, GetPhase)
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{
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EXPECT_EQ(BUS::phase_t::dataout, BUS::GetPhase(0b000));
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EXPECT_EQ(BUS::phase_t::datain, BUS::GetPhase(0b001));
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EXPECT_EQ(BUS::phase_t::command, BUS::GetPhase(0b010));
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EXPECT_EQ(BUS::phase_t::status, BUS::GetPhase(0b011));
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EXPECT_EQ(BUS::phase_t::reserved, BUS::GetPhase(0b100));
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EXPECT_EQ(BUS::phase_t::reserved, BUS::GetPhase(0b101));
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EXPECT_EQ(BUS::phase_t::msgout, BUS::GetPhase(0b110));
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EXPECT_EQ(BUS::phase_t::msgin, BUS::GetPhase(0b111));
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NiceMock<MockBus> bus;
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EXPECT_EQ(BUS::phase_t::busfree, bus.GetPhase());
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ON_CALL(bus, GetSEL()).WillByDefault(Return(true));
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EXPECT_EQ(BUS::phase_t::selection, bus.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, GetMSG()).WillByDefault(Return(false));
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EXPECT_EQ(BUS::phase_t::dataout, bus.GetPhase());
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ON_CALL(bus, GetMSG()).WillByDefault(Return(true));
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EXPECT_EQ(BUS::phase_t::reserved, bus.GetPhase());
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ON_CALL(bus, GetMSG()).WillByDefault(Return(false));
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ON_CALL(bus, GetCD()).WillByDefault(Return(true));
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EXPECT_EQ(BUS::phase_t::command, bus.GetPhase());
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ON_CALL(bus, GetMSG()).WillByDefault(Return(true));
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ON_CALL(bus, GetCD()).WillByDefault(Return(true));
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EXPECT_EQ(BUS::phase_t::msgout, bus.GetPhase());
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ON_CALL(bus, GetMSG()).WillByDefault(Return(false));
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ON_CALL(bus, GetCD()).WillByDefault(Return(false));
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ON_CALL(bus, GetIO()).WillByDefault(Return(true));
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EXPECT_EQ(BUS::phase_t::datain, bus.GetPhase());
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ON_CALL(bus, GetMSG()).WillByDefault(Return(true));
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ON_CALL(bus, GetCD()).WillByDefault(Return(false));
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ON_CALL(bus, GetIO()).WillByDefault(Return(true));
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EXPECT_EQ(BUS::phase_t::reserved, bus.GetPhase());
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ON_CALL(bus, GetMSG()).WillByDefault(Return(true));
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ON_CALL(bus, GetCD()).WillByDefault(Return(true));
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ON_CALL(bus, GetIO()).WillByDefault(Return(true));
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EXPECT_EQ(BUS::phase_t::msgin, bus.GetPhase());
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ON_CALL(bus, GetMSG()).WillByDefault(Return(false));
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ON_CALL(bus, GetCD()).WillByDefault(Return(true));
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ON_CALL(bus, GetIO()).WillByDefault(Return(true));
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EXPECT_EQ(BUS::phase_t::status, bus.GetPhase());
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}
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TEST(BusTest, GetPhaseStrRaw)
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{
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EXPECT_STREQ("busfree", BUS::GetPhaseStrRaw(BUS::phase_t::busfree));
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EXPECT_STREQ("arbitration", BUS::GetPhaseStrRaw(BUS::phase_t::arbitration));
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EXPECT_STREQ("selection", BUS::GetPhaseStrRaw(BUS::phase_t::selection));
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EXPECT_STREQ("reselection", BUS::GetPhaseStrRaw(BUS::phase_t::reselection));
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EXPECT_STREQ("command", BUS::GetPhaseStrRaw(BUS::phase_t::command));
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EXPECT_STREQ("datain", BUS::GetPhaseStrRaw(BUS::phase_t::datain));
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EXPECT_STREQ("dataout", BUS::GetPhaseStrRaw(BUS::phase_t::dataout));
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EXPECT_STREQ("status", BUS::GetPhaseStrRaw(BUS::phase_t::status));
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EXPECT_STREQ("msgin", BUS::GetPhaseStrRaw(BUS::phase_t::msgin));
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EXPECT_STREQ("msgout", BUS::GetPhaseStrRaw(BUS::phase_t::msgout));
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EXPECT_STREQ("reserved", BUS::GetPhaseStrRaw(BUS::phase_t::reserved));
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}
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TEST(BusTest, GetPinRaw)
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{
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EXPECT_EQ(0, BUS::GetPinRaw(0, 0));
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EXPECT_EQ(0, BUS::GetPinRaw(0, 7));
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EXPECT_EQ(1, BUS::GetPinRaw(-1, 0));
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EXPECT_EQ(1, BUS::GetPinRaw(-1, 7));
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}
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