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Start adding some LDx tests, mainly to mop up any missing indexed addressing modes.

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Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
This commit is contained in:
Adrian Conlon 2019-06-21 09:07:58 +01:00
parent 78f2151ca7
commit 69122eb233
2 changed files with 68 additions and 0 deletions
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67
MC6809/MC6809.UnitTest/LdTests.cs Normal file
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// <copyright file="LdTests.cs" company="Adrian Conlon">
// Copyright (c) Adrian Conlon. All rights reserved.
// </copyright>
namespace EightBit
{
using Microsoft.VisualStudio.TestTools.UnitTesting;
[TestClass]
public class LdTests
{
private readonly Board board = new Board();
private readonly MC6809 cpu;
public LdTests() => this.cpu = this.board.CPU;
[TestInitialize]
public void Initialise()
{
this.board.RaisePOWER();
this.cpu.Step(); // Step over the reset
}
[TestCleanup]
public void Cleanup() => this.board.LowerPOWER();
[TestMethod]
public void TestIndexedAccumulatorOffset_A()
{
this.board.Poke(0, 0xe6);
this.board.Poke(1, 0x86);
this.cpu.A = 0x2b;
this.cpu.B = 0x00;
this.cpu.X.Word = 0xc300;
this.board.Poke(0xc32b, 0x4e);
this.cpu.Step();
Assert.AreEqual(0x4e, this.cpu.B);
}
[TestMethod]
public void TestIndexedAccumulatorOffset_B()
{
this.board.Poke(0, 0xa6);
this.board.Poke(1, 0x85);
this.cpu.A = 0x00;
this.cpu.B = 0x2b;
this.cpu.X.Word = 0xc300;
this.board.Poke(0xc32b, 0x4e);
this.cpu.Step();
Assert.AreEqual(0x4e, this.cpu.A);
}
[TestMethod]
public void TestIndirectIndexedAccumulatorOffset()
{
this.board.Poke(0, 0xa6);
this.board.Poke(1, 0x95);
this.cpu.A = 0x00;
this.cpu.B = 0x2b;
this.cpu.X.Word = 0xc300;
this.cpu.PokeWord(0xc32b, 0x1234);
this.board.Poke(0x1234, 0x56);
this.cpu.Step();
Assert.AreEqual(0x56, this.cpu.A);
}
}
}

1
MC6809/MC6809.UnitTest/MC6809.UnitTest.csproj
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@ -87,6 +87,7 @@
<Compile Include="LeaTests.cs" />
<Compile Include="MulTests.cs" />
<Compile Include="DaaTests.cs" />
<Compile Include="LdTests.cs" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\..\EightBit\EightBit.csproj">