Do multiple unit test runs

Author: sokra

turbopack/crates/turbo-tasks-testing/src/run.rs

@@ -109,22 +109,26 @@ where
     let start = std::time::Instant::now();
     let first = fut(tt.clone()).await?;
     println!("Run #1 took {:?}", start.elapsed());
-    println!("Run #2 (with memory cache, same TurboTasks instance)");
-    let start = std::time::Instant::now();
-    let second = fut(tt.clone()).await?;
-    println!("Run #2 took {:?}", start.elapsed());
-    assert_eq!(first, second);
-    let start = std::time::Instant::now();
-    tt.stop_and_wait().await;
-    println!("Stopping TurboTasks took {:?}", start.elapsed());
-    let tt = registration.create_turbo_tasks(&name, false);
-    println!("Run #3 (with persistent cache if available, new TurboTasks instance)");
-    let start = std::time::Instant::now();
-    let third = fut(tt.clone()).await?;
-    println!("Run #3 took {:?}", start.elapsed());
+    for i in 2..10 {
+        println!("Run #{i} (with memory cache, same TurboTasks instance)");
+        let start = std::time::Instant::now();
+        let second = fut(tt.clone()).await?;
+        println!("Run #{i} took {:?}", start.elapsed());
+        assert_eq!(first, second);
+    }
     let start = std::time::Instant::now();
     tt.stop_and_wait().await;
     println!("Stopping TurboTasks took {:?}", start.elapsed());
-    assert_eq!(first, third);
+    for i in 10..20 {
+        let tt = registration.create_turbo_tasks(&name, false);
+        println!("Run #{i} (with persistent cache if available, new TurboTasks instance)");
+        let start = std::time::Instant::now();
+        let third = fut(tt.clone()).await?;
+        println!("Run #{i} took {:?}", start.elapsed());
+        let start = std::time::Instant::now();
+        tt.stop_and_wait().await;
+        println!("Stopping TurboTasks took {:?}", start.elapsed());
+        assert_eq!(first, third);
+    }
     Ok(())
 }