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//! Integration test that reproduces the actual workflow failure and resume bug
//!
//! This test demonstrates that when a workflow fails, the checkpoint is saved
//! but workflow_state is not always set in SessionState, causing is_resumable()
//! to incorrectly return false.
use anyhow::Result;
use prodigy::cook::session::state::{SessionState, SessionStatus, WorkflowState};
use std::path::PathBuf;
use tempfile::TempDir;
/// This test demonstrates the core issue: workflow_state must be set for is_resumable() to work
#[tokio::test]
async fn test_workflow_state_must_be_set_for_resumable() {
let temp_dir = TempDir::new().unwrap();
let working_dir = temp_dir.path().to_path_buf();
let mut state = SessionState::new("test-session".to_string(), working_dir);
// Scenario 1: Failed with NO workflow_state (this is the bug)
state.status = SessionStatus::Failed;
state.workflow_state = None;
assert!(
!state.is_resumable(),
"BUG REPRODUCED: Failed without workflow_state is not resumable"
);
// Scenario 2: Failed WITH workflow_state (expected after fix)
state.workflow_state = Some(WorkflowState {
current_iteration: 0,
current_step: 1,
completed_steps: vec![],
workflow_path: PathBuf::from("test.yml"),
input_args: vec!["157".to_string()],
map_patterns: vec![],
using_worktree: true,
});
assert!(
state.is_resumable(),
"Failed WITH workflow_state SHOULD be resumable"
);
}
/// This test shows that is_resumable() logic is correct - the bug is in not setting workflow_state
#[tokio::test]
async fn test_is_resumable_logic_is_correct() {
let temp_dir = TempDir::new().unwrap();
let working_dir = temp_dir.path().to_path_buf();
// Test all status combinations
let test_cases = vec![
(
SessionStatus::InProgress,
true,
"InProgress with checkpoint",
),
(
SessionStatus::Interrupted,
true,
"Interrupted with checkpoint",
),
(SessionStatus::Failed, true, "Failed with checkpoint"),
(SessionStatus::Completed, false, "Completed (not resumable)"),
];
for (status, expected_resumable, description) in test_cases {
let mut state = SessionState::new(format!("test-{:?}", status), working_dir.clone());
state.status = status.clone();
// All statuses with workflow_state (except Completed)
state.workflow_state = Some(WorkflowState {
current_iteration: 0,
current_step: 1,
completed_steps: vec![],
workflow_path: PathBuf::from("test.yml"),
input_args: vec![],
map_patterns: vec![],
using_worktree: true,
});
let is_resumable = state.is_resumable();
assert_eq!(
is_resumable, expected_resumable,
"{}: expected {}, got {}",
description, expected_resumable, is_resumable
);
}
}
/// This test demonstrates the actual problem: workflow_state is not set during failure path
///
/// The execution flow is:
/// 1. Workflow step fails (e.g., commit_required with no commits)
/// 2. Error bubbles up before save_workflow_state() is called
/// 3. Session is marked as Failed
/// 4. Checkpoint may be saved to disk
/// 5. BUT workflow_state in SessionState remains None
/// 6. is_resumable() returns false even though checkpoint exists
#[tokio::test]
async fn test_demonstrates_the_bug() {
let temp_dir = TempDir::new().unwrap();
let working_dir = temp_dir.path().to_path_buf();
// Simulate the bug: Session is Failed but workflow_state was never set
let mut state = SessionState::new("failed-session".to_string(), working_dir);
// This is what happens in the real code:
// 1. Step execution starts
// 2. Step fails before save_workflow_state() is called
// 3. Session status is set to Failed
state.status = SessionStatus::Failed;
// 4. workflow_state is NEVER set (this is the bug!)
// In the real code, save_workflow_state() in workflow executor is only called
// AFTER successful step execution, not BEFORE or during failure handling
state.workflow_state = None; // This is the problematic state
// 5. User tries to resume
// 6. is_resumable() returns false because workflow_state is None
assert!(
!state.is_resumable(),
"This is the bug: Session cannot be resumed because workflow_state is None"
);
// THE FIX: workflow_state should be set when the error checkpoint is saved
// This should happen in the error handling path, not just the success path
println!("BUG DEMONSTRATION:");
println!(" Status: {:?}", state.status);
println!(" workflow_state: {:?}", state.workflow_state);
println!(" is_resumable(): {}", state.is_resumable());
println!();
println!("EXPECTED:");
println!(" workflow_state should be Some(...) when checkpoint is saved on failure");
println!(" is_resumable() should return true for Failed sessions with checkpoints");
}
/// Test to verify the fix: when a workflow fails, workflow_state should be set
///
/// This test should pass now that the fix is implemented in the workflow executor.
#[tokio::test]
async fn test_failed_workflow_sets_workflow_state() -> Result<()> {
let temp_dir = TempDir::new()?;
let working_dir = temp_dir.path().to_path_buf();
// After the fix, this is what should happen:
let mut state = SessionState::new("test-session".to_string(), working_dir);
// 1. Step fails
state.status = SessionStatus::Failed;
// 2. Error checkpoint is saved
// 3. workflow_state is ALSO updated in SessionState (the fix)
state.workflow_state = Some(WorkflowState {
current_iteration: 0,
current_step: 1, // The step that failed
completed_steps: vec![],
workflow_path: PathBuf::from("test.yml"),
input_args: vec!["157".to_string()],
map_patterns: vec![],
using_worktree: true,
});
// 4. Now is_resumable() correctly returns true
assert!(
state.is_resumable(),
"After fix: Failed session with checkpoint should be resumable"
);
Ok(())
}