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63 lines
1.7 KiB
Swift
63 lines
1.7 KiB
Swift
//
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// BCDTest.swift
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// Clock Signal
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//
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// Created by Thomas Harte on 04/10/2016.
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// Copyright 2016 Thomas Harte. All rights reserved.
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//
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import Foundation
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import XCTest
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class BCDTest: XCTestCase, CSTestMachineTrapHandler {
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func testBCD(processor: CSTestMachine6502Processor) {
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if let filename = Bundle(for: type(of: self)).path(forResource: "BCDTEST_beeb", ofType: nil) {
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if let bcdTest = try? Data(contentsOf: URL(fileURLWithPath: filename)) {
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let machine = CSTestMachine6502(processor: processor)
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machine.trapHandler = self
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machine.setData(bcdTest, atAddress: 0x2900)
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// install a launchpad
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machine.setValue(0x20, forAddress:0x200) // JSR 0x2900
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machine.setValue(0x00, forAddress:0x201)
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machine.setValue(0x29, forAddress:0x202)
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machine.setValue(0x4c, forAddress:0x203) // JMP 0x0203
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machine.setValue(0x03, forAddress:0x204)
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machine.setValue(0x02, forAddress:0x205)
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machine.setValue(0x200, for: .programCounter)
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machine.setValue(0x60, forAddress:0xffee)
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machine.addTrapAddress(0xffee) // OSWRCH, an RTS
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while(machine.value(for: .programCounter) != 0x203) {
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machine.runForNumber(ofCycles: 1000)
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}
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XCTAssert(machine.value(forAddress:0x84) == 0, output)
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}
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}
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}
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func test6502BCD() {
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testBCD(processor: .processor6502)
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}
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func test65C02BCD() {
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testBCD(processor: .processor65C02)
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}
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private var output: String = ""
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func testMachine(_ testMachine: CSTestMachine, didTrapAtAddress address: UInt16) {
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let machine6502 = testMachine as! CSTestMachine6502
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// Only OSWRCH is trapped, so...
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let character = Character(UnicodeScalar(machine6502.value(for: .A))!)
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if character != "\r" { // The test internally uses \r\n; keep only one of those.
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output.append(character)
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}
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}
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}
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