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Testing DEX & DEY

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This commit is contained in:
Anonymus Raccoon
2020-04-03 15:24:47 +02:00
parent 9f8ae6cb08
commit 8e7d28dc4d
3 changed files with 122 additions and 3 deletions
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CMakeLists.txt
+1 -1
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@@ -95,7 +95,7 @@ add_executable(unit_tests
sources/Models/Components.hpp
sources/CPU/Instruction.hpp
sources/Exceptions/DebuggableError.hpp
)
tests/CPU/Math/testOthersMath.cpp)
# include criterion & coverage
target_link_libraries(unit_tests criterion -lgcov)
sources/CPU/Instructions/MathematicalOperations.cpp
+2 -2
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@@ -93,7 +93,7 @@ namespace ComSquare::CPU
int CPU::DEX(uint24_t, AddressingMode)
{
unsigned negativeMask = this->_registers.p.x_b ? UINT8_MAX : UINT16_MAX;
unsigned negativeMask = this->_registers.p.x_b ? 0x80 : 0x8000;
this->_registers.x--;
if (this->_registers.p.x_b)
@@ -105,7 +105,7 @@ namespace ComSquare::CPU
int CPU::DEY(uint24_t, AddressingMode)
{
unsigned negativeMask = this->_registers.p.x_b ? UINT8_MAX : UINT16_MAX;
unsigned negativeMask = this->_registers.p.x_b ? 0x80 : 0x8000;
this->_registers.y--;
if (this->_registers.p.x_b)
tests/CPU/Math/testOthersMath.cpp
+119
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@@ -0,0 +1,119 @@
//
// Created by anonymus-raccoon on 4/3/20.
//
#include <criterion/criterion.h>
#include <bitset>
#include "../../tests.hpp"
#include "../../../sources/SNES.hpp"
using namespace ComSquare;
Test(DEX, simple)
{
Init()
snes.cpu->_registers.p.x_b = true;
snes.cpu->_registers.x = 0x57;
snes.cpu->DEX(0x0, ComSquare::CPU::AddressingMode::Implied);
cr_assert_eq(snes.cpu->_registers.x, 0x56, "The x index value should be 0x56 but it was 0x%x.", snes.cpu->_registers.x);
cr_assert_eq(snes.cpu->_registers.p.n, false, "The negative flags should not be set.");
cr_assert_eq(snes.cpu->_registers.p.z, false, "The zero flags should not be set.");
}
Test(DEX, overflowEmul)
{
Init()
snes.cpu->_registers.p.x_b = true;
snes.cpu->_registers.x = 0;
snes.cpu->DEX(0x0, ComSquare::CPU::AddressingMode::Implied);
cr_assert_eq(snes.cpu->_registers.x, 0xFF, "The x index value should be 0xFF but it was 0x%x.", snes.cpu->_registers.x);
cr_assert_eq(snes.cpu->_registers.p.n, true, "The negative flags should be set.");
cr_assert_eq(snes.cpu->_registers.p.z, false, "The zero flags should not be set.");
}
Test(DEX, fakeOverflowNonEmul)
{
Init()
snes.cpu->_registers.p.x_b = false;
snes.cpu->_registers.x = 0xFF00;
snes.cpu->DEX(0x0, ComSquare::CPU::AddressingMode::Implied);
cr_assert_eq(snes.cpu->_registers.x, 0xFEFF, "The x index value should be 0xFEFF but it was 0x%x.", snes.cpu->_registers.x);
cr_assert_eq(snes.cpu->_registers.p.n, true, "The negative flags should be set.");
cr_assert_eq(snes.cpu->_registers.p.z, false, "The zero flags should not be set.");
}
Test(DEX, nonNegative)
{
Init()
snes.cpu->_registers.p.x_b = true;
snes.cpu->_registers.x = 0x80;
snes.cpu->DEX(0x0, ComSquare::CPU::AddressingMode::Implied);
cr_assert_eq(snes.cpu->_registers.x, 0x7F, "The x index value should be 0x7F but it was 0x%x.", snes.cpu->_registers.x);
cr_assert_eq(snes.cpu->_registers.p.n, false, "The negative flags should not be set.");
cr_assert_eq(snes.cpu->_registers.p.z, false, "The zero flags should not be set.");
}
Test(DEX, zero)
{
Init()
snes.cpu->_registers.p.x_b = true;
snes.cpu->_registers.x = 1;
snes.cpu->DEX(0x0, ComSquare::CPU::AddressingMode::Implied);
cr_assert_eq(snes.cpu->_registers.x, 0, "The x index value should be 0 but it was 0x%x.", snes.cpu->_registers.x);
cr_assert_eq(snes.cpu->_registers.p.n, false, "The negative flags should not be set.");
cr_assert_eq(snes.cpu->_registers.p.z, true, "The zero flags should be set.");
}
Test(DEY, simple)
{
Init()
snes.cpu->_registers.p.x_b = true;
snes.cpu->_registers.y = 0x57;
snes.cpu->DEY(0x0, ComSquare::CPU::AddressingMode::Implied);
cr_assert_eq(snes.cpu->_registers.y, 0x56, "The x index value should be 0x56 but it was 0x%x.", snes.cpu->_registers.y);
cr_assert_eq(snes.cpu->_registers.p.n, false, "The negative flags should not be set.");
cr_assert_eq(snes.cpu->_registers.p.z, false, "The zero flags should not be set.");
}
Test(DEY, overflowEmul)
{
Init()
snes.cpu->_registers.p.x_b = true;
snes.cpu->_registers.y = 0;
snes.cpu->DEY(0x0, ComSquare::CPU::AddressingMode::Implied);
cr_assert_eq(snes.cpu->_registers.y, 0xFF, "The x index value should be 0xFF but it was 0x%x.", snes.cpu->_registers.y);
cr_assert_eq(snes.cpu->_registers.p.n, true, "The negative flags should be set.");
cr_assert_eq(snes.cpu->_registers.p.z, false, "The zero flags should not be set.");
}
Test(DEY, fakeOverflowNonEmul)
{
Init()
snes.cpu->_registers.p.x_b = false;
snes.cpu->_registers.y = 0xFF00;
snes.cpu->DEY(0x0, ComSquare::CPU::AddressingMode::Implied);
cr_assert_eq(snes.cpu->_registers.y, 0xFEFF, "The x index value should be 0xFEFF but it was 0x%x.", snes.cpu->_registers.y);
cr_assert_eq(snes.cpu->_registers.p.n, true, "The negative flags should be set.");
cr_assert_eq(snes.cpu->_registers.p.z, false, "The zero flags should not be set.");
}
Test(DEY, nonNegative)
{
Init()
snes.cpu->_registers.p.x_b = true;
snes.cpu->_registers.y = 0x80;
snes.cpu->DEY(0x0, ComSquare::CPU::AddressingMode::Implied);
cr_assert_eq(snes.cpu->_registers.y, 0x7F, "The x index value should be 0x7F but it was 0x%x.", snes.cpu->_registers.y);
cr_assert_eq(snes.cpu->_registers.p.n, false, "The negative flags should not be set.");
cr_assert_eq(snes.cpu->_registers.p.z, false, "The zero flags should not be set.");
}
Test(DEY, zero)
{
Init()
snes.cpu->_registers.p.x_b = true;
snes.cpu->_registers.y = 1;
snes.cpu->DEY(0x0, ComSquare::CPU::AddressingMode::Implied);
cr_assert_eq(snes.cpu->_registers.y, 0, "The x index value should be 0 but it was 0x%x.", snes.cpu->_registers.y);
cr_assert_eq(snes.cpu->_registers.p.n, false, "The negative flags should not be set.");
cr_assert_eq(snes.cpu->_registers.p.z, true, "The zero flags should be set.");
}