public void Can_trace_stack()
{
byte[] code = Prepare.EvmCode
.PushData(SampleHexData1)
.PushData(HexZero)
.Op(Instruction.POP)
.Op(Instruction.STOP)
.Done;
GethLikeTxTrace trace = ExecuteAndTrace(code);
Assert.AreEqual(0, trace.Entries[0].Stack.Count, "entry[0] length");
Assert.AreEqual(1, trace.Entries[1].Stack.Count, "entry[1] length");
Assert.AreEqual(SampleHexData1.PadLeft(64, '0'), trace.Entries[1].Stack[0], "entry[1][0]");
Assert.AreEqual(2, trace.Entries[2].Stack.Count, "entry[2] length");
Assert.AreEqual(SampleHexData1.PadLeft(64, '0'), trace.Entries[2].Stack[0], "entry[2][0]");
Assert.AreEqual(HexZero.PadLeft(64, '0'), trace.Entries[2].Stack[1], "entry[2][1]");
Assert.AreEqual(1, trace.Entries[3].Stack.Count, "entry[3] length");
Assert.AreEqual(SampleHexData1.PadLeft(64, '0'), trace.Entries[3].Stack[0], "entry[3][0]");
}
public void Can_trace_memory()
{
byte[] code = Prepare.EvmCode
.PushData(SampleHexData1.PadLeft(64, '0'))
.PushData(0)
.Op(Instruction.MSTORE)
.PushData(SampleHexData2.PadLeft(64, '0'))
.PushData(32)
.Op(Instruction.MSTORE)
.Op(Instruction.STOP)
.Done;
GethLikeTxTrace trace = ExecuteAndTrace(code);
/* note the curious Geth trace behaviour where memory grows now but is populated from the next trace entry */
Assert.AreEqual(0, trace.Entries[0].Memory.Count, "entry[0] length");
Assert.AreEqual(0, trace.Entries[1].Memory.Count, "entry[1] length");
Assert.AreEqual(1, trace.Entries[2].Memory.Count, "entry[2] length");
Assert.AreEqual(HexZero.PadLeft(64, '0'), trace.Entries[2].Memory[0], "entry[2][0]");
Assert.AreEqual(1, trace.Entries[3].Memory.Count, "entry[3] length");
Assert.AreEqual(SampleHexData1.PadLeft(64, '0'), trace.Entries[3].Memory[0], "entry[3][0]");
Assert.AreEqual(1, trace.Entries[4].Memory.Count, "entry[4] length");
Assert.AreEqual(SampleHexData1.PadLeft(64, '0'), trace.Entries[4].Memory[0], "entry[4][0]");
Assert.AreEqual(2, trace.Entries[5].Memory.Count, "entry[5] length");
Assert.AreEqual(SampleHexData1.PadLeft(64, '0'), trace.Entries[5].Memory[0], "entry[5][0]");
Assert.AreEqual(HexZero.PadLeft(64, '0'), trace.Entries[5].Memory[1], "entry[5][1]");
Assert.AreEqual(2, trace.Entries[6].Memory.Count, "entry[2] length");
Assert.AreEqual(SampleHexData1.PadLeft(64, '0'), trace.Entries[6].Memory[0], "entry[6][0]");
Assert.AreEqual(SampleHexData2.PadLeft(64, '0'), trace.Entries[6].Memory[1], "entry[6][1]");
}