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CLK/OSBindings/Mac/Clock SignalTests/KlausDormannTests.swift
Thomas Harte a72ac8294c Adds 65816 alternates to Klaus Dormann's tests.
While also correcting a couple of misspellings of his name. Apologies, Klaus!
2020-09-29 18:49:58 -04:00

137 lines
4.2 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, processor: CSTestMachine6502Processor) -> 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(processor: processor)
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
}
func runTest6502(processor: CSTestMachine6502Processor) {
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", processor: processor)
let error = errorForTrapAddress(destination)
XCTAssert(error == nil, "Failed with error \(error!)")
}
func runTest65C02(processor: CSTestMachine6502Processor) {
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", processor: processor)
let error = errorForTrapAddress(destination)
XCTAssert(error == nil, "Failed with error \(error!)")
}
/// Runs Klaus Dormann's 6502 tests.
func test6502() {
runTest6502(processor: .processor6502)
}
/// Runs Klaus Dormann's standard 6502 tests on a 65816.
func test65816As6502() {
runTest6502(processor: .processor65816)
}
/// Runs Klaus Dormann's 65C02 tests.
func test65C02() {
runTest65C02(processor: .processor65C02)
}
/// Runs Klaus Dormann's 65C02 tests on a 65816.
func test65816As65C02() {
runTest65C02(processor: .processor65816)
}
}