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Code Issues Releases Activity

remove more special cases. use standardized api

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bird_egop
2025-04-14 01:52:33 +03:00
parent c9e854a663
commit 157171fa90
7 changed files with 247 additions and 256 deletions
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36
X86DisassemblerTests/InstructionTests/HandlerSelectionTests.cs
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@ -16,43 +16,15 @@ public class HandlerSelectionTests
public void InstructionHandlerFactory_DoesNotSelectIncRegHandler_For0x83Opcode()
{
// Arrange
byte[] codeBuffer = new byte[] { 0x83, 0xC1, 0x04 }; // ADD ecx, 0x04
byte[] codeBuffer = new byte[] {0x83, 0xC1, 0x04}; // ADD ecx, 0x04
var decoder = new InstructionDecoder(codeBuffer, codeBuffer.Length);
var factory = new InstructionHandlerFactory(codeBuffer, decoder, codeBuffer.Length);
// Act
var handler = factory.GetHandler(0x83);
// Assert
Assert.NotNull(handler);
Assert.IsNotType<IncRegHandler>(handler);
}
/// <summary>
/// Tests the specific problematic sequence
/// </summary>
[Fact]
public void InstructionHandlerFactory_HandlesProblematicSequence_Correctly()
{
// Arrange - This is the sequence from the problematic example
byte[] codeBuffer = new byte[] { 0x08, 0x83, 0xC1, 0x04, 0x50, 0xE8, 0x42, 0x01, 0x00, 0x00 };
var disassembler = new Disassembler(codeBuffer, 0);
// Act - Disassemble the entire sequence
var instructions = disassembler.Disassemble();
// Assert - We should have at least 3 instructions
Assert.True(instructions.Count >= 3, $"Expected at least 3 instructions, but got {instructions.Count}");
// First instruction should be OR
Assert.Equal("or", instructions[0].Mnemonic);
// Second instruction should be ADD ecx, imm8
Assert.Equal("add", instructions[1].Mnemonic);
Assert.Equal("ecx, 0x00000004", instructions[1].Operands);
// Third instruction should be PUSH eax
Assert.Equal("push", instructions[2].Mnemonic);
Assert.Equal("eax", instructions[2].Operands);
}
}
}