mirror of
https://github.com/TomHarte/CLK.git
synced 2024-11-26 23:52:26 +00:00
118 lines
3.7 KiB
Swift
118 lines
3.7 KiB
Swift
//
|
|
// KlausDormanTests.swift
|
|
// Clock Signal
|
|
//
|
|
// Created by Thomas Harte on 16/07/2015.
|
|
// Copyright 2015 Thomas Harte. All rights reserved.
|
|
//
|
|
|
|
import Foundation
|
|
import XCTest
|
|
|
|
class KlausDormannTests: XCTestCase {
|
|
|
|
fileprivate func runTest(resource: String, is65C02: Bool) -> UInt16 {
|
|
if let filename = Bundle(for: type(of: self)).path(forResource: resource, ofType: "bin") {
|
|
if let functionalTest = try? Data(contentsOf: URL(fileURLWithPath: filename)) {
|
|
let machine = CSTestMachine6502(is65C02: is65C02)
|
|
|
|
machine.setData(functionalTest, atAddress: 0)
|
|
machine.setValue(0x400, for: .programCounter)
|
|
|
|
while true {
|
|
let oldPC = machine.value(for: .lastOperationAddress)
|
|
machine.runForNumber(ofCycles: 1000)
|
|
let newPC = machine.value(for: .lastOperationAddress)
|
|
|
|
if newPC == oldPC {
|
|
machine.runForNumber(ofCycles: 7)
|
|
|
|
let retestPC = machine.value(for: .lastOperationAddress)
|
|
if retestPC == oldPC {
|
|
return newPC
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
/// Runs Klaus Dorman's 6502 tests.
|
|
func test6502() {
|
|
func errorForTrapAddress(_ address: UInt16) -> String? {
|
|
switch address {
|
|
case 0x3399: return nil // success!
|
|
|
|
case 0x33a7: return "Decimal ADC result has wrong value"
|
|
case 0x3502: return "Binary SBC result has wrong value"
|
|
case 0x33b9: return "Decimal SBC result has wrong value"
|
|
case 0x33c0: return "Decimal SBC wrong carry flag"
|
|
case 0x36d1: return "BRK: unexpected BRK or IRQ"
|
|
case 0x36ac, 0x36f6: return "Improper JSR return address on stack"
|
|
case 0x36e5: return "BRK flag not set on stack"
|
|
case 0x26d2: return "ASL zpg,x produced incorrect flags"
|
|
case 0x36c6: return "Unexpected RESET"
|
|
|
|
case 0: return "Didn't find tests"
|
|
|
|
default: return "Unknown error at \(String(format:"%04x", address))"
|
|
}
|
|
}
|
|
|
|
let destination = runTest(resource: "6502_functional_test", is65C02: false)
|
|
let error = errorForTrapAddress(destination)
|
|
XCTAssert(error == nil, "Failed with error \(error!)")
|
|
}
|
|
|
|
/// Runs Klaus Dorman's 65C02 tests.
|
|
func test65C02() {
|
|
func errorForTrapAddress(_ address: UInt16) -> String? {
|
|
switch address {
|
|
case 0x24f1: return nil // success!
|
|
|
|
case 0x0423: return "PHX: value of X not on stack page"
|
|
case 0x0428: return "PHX: stack pointer not decremented"
|
|
case 0x042d: return "PLY: didn't acquire value 0xaa from stack"
|
|
case 0x0432: return "PLY: didn't acquire value 0x55 from stack"
|
|
case 0x0437: return "PLY: stack pointer not incremented"
|
|
case 0x043c: return "PLY: stack pointer not incremented"
|
|
|
|
case 0x066a: return "BRA: branch not taken"
|
|
case 0x0730: return "BBS: branch not taken"
|
|
case 0x0733: return "BBR: branch taken"
|
|
|
|
case 0x2884: return "JMP (abs) exhibited 6502 page-crossing bug"
|
|
case 0x16ca: return "JMP (abs, x) failed"
|
|
|
|
case 0x2785: return "BRK didn't clear the decimal mode flag"
|
|
|
|
case 0x177b: return "INC A didn't function"
|
|
|
|
case 0x1834: return "LDA (zp) acted as JAM"
|
|
case 0x183a: return "STA (zp) acted as JAM"
|
|
case 0x1849: return "LDA/STA (zp) left flags in incorrect state"
|
|
|
|
case 0x1983: return "STZ didn't store zero"
|
|
|
|
case 0x1b03: return "BIT didn't set flags correctly"
|
|
case 0x1c6c: return "BIT immediate didn't set flags correctly"
|
|
|
|
case 0x1d88: return "TRB set Z flag incorrectly"
|
|
case 0x1e7c: return "RMB set flags incorrectly"
|
|
|
|
case 0x2245: return "CMP (zero) didn't work"
|
|
case 0x2506: return "Decimal ADC set flags incorrectly"
|
|
|
|
case 0: return "Didn't find tests"
|
|
default: return "Unknown error at \(String(format:"%04x", address))"
|
|
}
|
|
}
|
|
|
|
let destination = runTest(resource: "65C02_extended_opcodes_test", is65C02: true)
|
|
let error = errorForTrapAddress(destination)
|
|
XCTAssert(error == nil, "Failed with error \(error!)")
|
|
}
|
|
}
|