implemented safety features to prevent system damage

tests/orchestrator_e2e_test.rs

@@ -1,16 +1,23 @@
 use ember_tune_rs::orchestrator::BenchmarkOrchestrator;
 use ember_tune_rs::sal::mock::MockSal;
 use ember_tune_rs::sal::heuristic::discovery::SystemFactSheet;
-use ember_tune_rs::load::Workload;
+use ember_tune_rs::load::{Workload, IntensityProfile, WorkloadMetrics};
+use std::time::Duration;
+use anyhow::Result;
 use std::sync::mpsc;
 use std::sync::Arc;
-use anyhow::Result;
 
 struct MockWorkload;
 impl Workload for MockWorkload {
-    fn start(&mut self, _threads: usize, _load_percent: usize) -> Result<()> { Ok(()) }
-    fn stop(&mut self) -> Result<()> { Ok(()) }
-    fn get_throughput(&self) -> Result<f64> { Ok(100.0) }
+    fn initialize(&mut self) -> Result<()> { Ok(()) }
+    fn run_workload(&mut self, _duration: Duration, _profile: IntensityProfile) -> Result<()> { Ok(()) }
+    fn get_current_metrics(&self) -> Result<WorkloadMetrics> {
+        Ok(WorkloadMetrics {
+            primary_ops_per_sec: 100.0,
+            elapsed_time: Duration::from_secs(1),
+        })
+    }
+    fn stop_workload(&mut self) -> Result<()> { Ok(()) }
 }
 
 #[test]