feat: consolidate subagent execution for dynamic tasks (#3444)

Co-authored-by: Lifei Zhou <lifei@squareup.com>

crates/goose/tests/pricing_integration_test.rs

@@ -3,6 +3,10 @@ use std::time::Instant;
 
 #[tokio::test]
 async fn test_pricing_cache_performance() {
+    // Use a unique cache directory for this test to avoid conflicts
+    let test_cache_dir = format!("/tmp/goose_test_cache_perf_{}", std::process::id());
+    std::env::set_var("GOOSE_CACHE_DIR", &test_cache_dir);
+
     // Initialize the cache
     let start = Instant::now();
     initialize_pricing_cache()
@@ -65,10 +69,18 @@ async fn test_pricing_cache_performance() {
         first_fetch_duration,
         second_fetch_duration
     );
+
+    // Clean up
+    std::env::remove_var("GOOSE_CACHE_DIR");
+    let _ = std::fs::remove_dir_all(&test_cache_dir);
 }
 
 #[tokio::test]
 async fn test_pricing_refresh() {
+    // Use a unique cache directory for this test to avoid conflicts
+    let test_cache_dir = format!("/tmp/goose_test_cache_refresh_{}", std::process::id());
+    std::env::set_var("GOOSE_CACHE_DIR", &test_cache_dir);
+
     // Initialize first
     initialize_pricing_cache()
         .await
@@ -90,10 +102,18 @@ async fn test_pricing_refresh() {
         refreshed_pricing.is_some(),
         "Expected pricing after refresh"
     );
+
+    // Clean up
+    std::env::remove_var("GOOSE_CACHE_DIR");
+    let _ = std::fs::remove_dir_all(&test_cache_dir);
 }
 
 #[tokio::test]
 async fn test_model_not_in_openrouter() {
+    // Use a unique cache directory for this test to avoid conflicts
+    let test_cache_dir = format!("/tmp/goose_test_cache_model_{}", std::process::id());
+    std::env::set_var("GOOSE_CACHE_DIR", &test_cache_dir);
+
     initialize_pricing_cache()
         .await
         .expect("Failed to initialize pricing cache");
@@ -104,12 +124,20 @@ async fn test_model_not_in_openrouter() {
         pricing.is_none(),
         "Should return None for non-existent model"
     );
+
+    // Clean up
+    std::env::remove_var("GOOSE_CACHE_DIR");
+    let _ = std::fs::remove_dir_all(&test_cache_dir);
 }
 
 #[tokio::test]
 async fn test_concurrent_access() {
     use tokio::task;
 
+    // Use a unique cache directory for this test to avoid conflicts
+    let test_cache_dir = format!("/tmp/goose_test_cache_concurrent_{}", std::process::id());
+    std::env::set_var("GOOSE_CACHE_DIR", &test_cache_dir);
+
     initialize_pricing_cache()
         .await
         .expect("Failed to initialize pricing cache");
@@ -133,4 +161,8 @@ async fn test_concurrent_access() {
         assert!(has_pricing, "Task {} should have gotten pricing", task_id);
         println!("Task {} took: {:?}", task_id, duration);
     }
+
+    // Clean up
+    std::env::remove_var("GOOSE_CACHE_DIR");
+    let _ = std::fs::remove_dir_all(&test_cache_dir);
 }