Add tests for VM tracing.
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Gav Wood
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c20eaf98ec
commit
22c4298bee
@ -196,7 +196,7 @@ impl<'a> Executive<'a> {
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};
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// finalize here!
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Ok(try!(self.finalize(t, substate, gas_left, output, tracer.traces().pop(), vm_tracer.drain().and_then(|mut i| i.subs.pop()))))
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Ok(try!(self.finalize(t, substate, gas_left, output, tracer.traces().pop(), vm_tracer.drain())))
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}
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fn exec_vm<T, V>(
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@ -496,7 +496,7 @@ mod tests {
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use tests::helpers::*;
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use trace::trace;
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use trace::{Trace, Tracer, NoopTracer, ExecutiveTracer};
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use trace::{VMTrace, VMTracer, NoopVMTracer, ExecutiveVMTracer};
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use trace::{VMTrace, VMOperation, VMTracer, NoopVMTracer, ExecutiveVMTracer};
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#[test]
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fn test_contract_address() {
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@ -601,7 +601,7 @@ mod tests {
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// 52
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// 60 1d - push 29
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// 60 03 - push 3
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// 60 17 - push 17
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// 60 17 - push 23
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// f0 - create
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// 60 00 - push 0
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// 55 sstore
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@ -637,13 +637,16 @@ mod tests {
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let engine = TestEngine::new(5);
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let mut substate = Substate::new();
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let mut tracer = ExecutiveTracer::default();
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let mut vm_tracer = ExecutiveVMTracer::default();
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let gas_left = {
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let mut ex = Executive::new(&mut state, &info, &engine, &factory);
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let output = BytesRef::Fixed(&mut[0u8;0]);
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ex.call(params, &mut substate, output, &mut tracer, &mut NoopVMTracer).unwrap()
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ex.call(params, &mut substate, output, &mut tracer, &mut vm_tracer).unwrap()
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};
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assert_eq!(gas_left, U256::from(44_752));
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let expected_trace = vec![ Trace {
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depth: 0,
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action: trace::Action::Call(trace::Call {
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@ -674,7 +677,39 @@ mod tests {
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}]
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}];
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assert_eq!(tracer.traces(), expected_trace);
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assert_eq!(gas_left, U256::from(44_752));
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let expected_vm_trace = VMTrace {
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parent_step: 0,
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code: vec![124, 96, 16, 128, 96, 12, 96, 0, 57, 96, 0, 243, 0, 96, 0, 53, 84, 21, 96, 9, 87, 0, 91, 96, 32, 53, 96, 0, 53, 85, 96, 0, 82, 96, 29, 96, 3, 96, 23, 240, 96, 0, 85],
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operations: vec![
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VMOperation { pc: 1, instruction: 124, gas_cost: x!(3), stack: vecx![] },
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VMOperation { pc: 31, instruction: 96, gas_cost: x!(3), stack: vecx![U256::from_dec_str("2589892687202724018173567190521546555304938078595079151649957320078677").unwrap()] },
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VMOperation { pc: 33, instruction: 82, gas_cost: x!(6), stack: vecx![U256::from_dec_str("2589892687202724018173567190521546555304938078595079151649957320078677").unwrap(), 0] },
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VMOperation { pc: 34, instruction: 96, gas_cost: x!(3), stack: vecx![] },
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VMOperation { pc: 36, instruction: 96, gas_cost: x!(3), stack: vecx![29] },
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VMOperation { pc: 38, instruction: 96, gas_cost: x!(3), stack: vecx![29, 3] },
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VMOperation { pc: 40, instruction: 240, gas_cost: x!(32000), stack: vecx![29, 3, 23] },
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VMOperation { pc: 41, instruction: 96, gas_cost: x!(3), stack: vecx![U256::from_dec_str("1135198453258042933984631383966629874710669425204").unwrap()] },
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VMOperation { pc: 43, instruction: 85, gas_cost: x!(20000), stack: vecx![U256::from_dec_str("1135198453258042933984631383966629874710669425204").unwrap(), 0] }
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],
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subs: vec![
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VMTrace {
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parent_step: 7,
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code: vec![96, 16, 128, 96, 12, 96, 0, 57, 96, 0, 243, 0, 96, 0, 53, 84, 21, 96, 9, 87, 0, 91, 96, 32, 53, 96, 0, 53, 85],
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operations: vec![
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VMOperation { pc: 1, instruction: 96, gas_cost: x!(3), stack: vecx![] },
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VMOperation { pc: 3, instruction: 128, gas_cost: x!(3), stack: vecx![16] },
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VMOperation { pc: 4, instruction: 96, gas_cost: x!(3), stack: vecx![16, 16] },
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VMOperation { pc: 6, instruction: 96, gas_cost: x!(3), stack: vecx![16, 16, 12] },
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VMOperation { pc: 8, instruction: 57, gas_cost: x!(9), stack: vecx![16, 16, 12, 0] },
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VMOperation { pc: 9, instruction: 96, gas_cost: x!(3), stack: vecx![16] },
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VMOperation { pc: 11, instruction: 243, gas_cost: x!(0), stack: vecx![16, 0] }
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],
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subs: vec![]
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}
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]
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};
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assert_eq!(vm_tracer.drain().unwrap(), expected_vm_trace);
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}
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evm_test!{test_create_contract: test_create_contract_jit, test_create_contract_int}
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@ -709,12 +744,15 @@ mod tests {
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let engine = TestEngine::new(5);
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let mut substate = Substate::new();
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let mut tracer = ExecutiveTracer::default();
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let mut vm_tracer = ExecutiveVMTracer::default();
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let gas_left = {
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let mut ex = Executive::new(&mut state, &info, &engine, &factory);
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ex.create(params.clone(), &mut substate, &mut tracer, &mut NoopVMTracer).unwrap()
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ex.create(params.clone(), &mut substate, &mut tracer, &mut vm_tracer).unwrap()
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};
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assert_eq!(gas_left, U256::from(96_776));
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let expected_trace = vec![Trace {
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depth: 0,
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action: trace::Action::Create(trace::Create {
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@ -730,9 +768,23 @@ mod tests {
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}),
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subs: vec![]
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}];
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assert_eq!(tracer.traces(), expected_trace);
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assert_eq!(gas_left, U256::from(96_776));
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let expected_vm_trace = VMTrace {
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parent_step: 0,
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code: vec![96, 16, 128, 96, 12, 96, 0, 57, 96, 0, 243, 0, 96, 0, 53, 84, 21, 96, 9, 87, 0, 91, 96, 32, 53, 96, 0, 53, 85],
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operations: vec![
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VMOperation { pc: 1, instruction: 96, gas_cost: x!(3), stack: vecx![] },
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VMOperation { pc: 3, instruction: 128, gas_cost: x!(3), stack: vecx![16] },
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VMOperation { pc: 4, instruction: 96, gas_cost: x!(3), stack: vecx![16, 16] },
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VMOperation { pc: 6, instruction: 96, gas_cost: x!(3), stack: vecx![16, 16, 12] },
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VMOperation { pc: 8, instruction: 57, gas_cost: x!(9), stack: vecx![16, 16, 12, 0] },
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VMOperation { pc: 9, instruction: 96, gas_cost: x!(3), stack: vecx![16] },
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VMOperation { pc: 11, instruction: 243, gas_cost: x!(0), stack: vecx![16, 0] }
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],
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subs: vec![]
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};
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assert_eq!(vm_tracer.drain().unwrap(), expected_vm_trace);
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}
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evm_test!{test_create_contract_value_too_high: test_create_contract_value_too_high_jit, test_create_contract_value_too_high_int}
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@ -117,7 +117,7 @@ impl VMTracer for ExecutiveVMTracer {
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self.data.operations.push(VMOperation {
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pc: pc,
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instruction: instruction,
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gas_cost: gas_cost.clone(),
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gas_cost: gas_cost.clone(),
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stack: stack.iter().cloned().collect(),
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})
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}
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@ -135,5 +135,5 @@ impl VMTracer for ExecutiveVMTracer {
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self.data.subs.push(sub.data);
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}
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fn drain(self) -> Option<VMTrace> { Some(self.data) }
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fn drain(mut self) -> Option<VMTrace> { self.data.subs.pop() }
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}
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@ -31,7 +31,7 @@ pub use self::block::BlockTraces;
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pub use self::config::{Config, Switch};
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pub use self::db::TraceDB;
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pub use self::error::Error;
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pub use types::trace_types::trace::{Trace, VMTrace};
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pub use types::trace_types::trace::{Trace, VMTrace, VMOperation};
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pub use self::noop_tracer::{NoopTracer, NoopVMTracer};
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pub use self::executive_tracer::{ExecutiveTracer, ExecutiveVMTracer};
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pub use types::trace_types::filter::{Filter, AddressesFilter};
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@ -52,6 +52,13 @@ macro_rules! mapx {
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}
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}
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#[macro_export]
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macro_rules! vecx {
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( $( $x:expr ),* ) => {
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vec![ $( From::from($x) ),* ]
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}
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}
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#[macro_export]
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macro_rules! x {
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( $x:expr ) => {
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