#![allow(missing_docs)]
use crate::{ExecInput, ExecOutput, Stage, StageError, StageId, UnwindInput, UnwindOutput};
use std::collections::VecDeque;
#[derive(Debug)]
pub struct TestStage {
id: StageId,
exec_outputs: VecDeque<Result<ExecOutput, StageError>>,
unwind_outputs: VecDeque<Result<UnwindOutput, StageError>>,
}
impl TestStage {
pub const fn new(id: StageId) -> Self {
Self { id, exec_outputs: VecDeque::new(), unwind_outputs: VecDeque::new() }
}
pub fn with_exec(mut self, exec_outputs: VecDeque<Result<ExecOutput, StageError>>) -> Self {
self.exec_outputs = exec_outputs;
self
}
pub fn with_unwind(
mut self,
unwind_outputs: VecDeque<Result<UnwindOutput, StageError>>,
) -> Self {
self.unwind_outputs = unwind_outputs;
self
}
pub fn add_exec(mut self, output: Result<ExecOutput, StageError>) -> Self {
self.exec_outputs.push_back(output);
self
}
pub fn add_unwind(mut self, output: Result<UnwindOutput, StageError>) -> Self {
self.unwind_outputs.push_back(output);
self
}
}
impl<Provider> Stage<Provider> for TestStage {
fn id(&self) -> StageId {
self.id
}
fn execute(&mut self, _: &Provider, _input: ExecInput) -> Result<ExecOutput, StageError> {
self.exec_outputs
.pop_front()
.unwrap_or_else(|| panic!("Test stage {} executed too many times.", self.id))
}
fn unwind(&mut self, _: &Provider, _input: UnwindInput) -> Result<UnwindOutput, StageError> {
self.unwind_outputs
.pop_front()
.unwrap_or_else(|| panic!("Test stage {} unwound too many times.", self.id))
}
}