test case for sjf scheduling algo

tests/test_sjf.py

@@ -0,0 +1,27 @@
+from src.sjf_scheduler import SJFScheduler
+from src.process import Process
+
+def test_sjf_scheduler():
+    # Create some sample processes
+    processes = [
+        Process("P1", arrival_time=0, burst_time=5, priority=1),
+        Process("P2", arrival_time=1, burst_time=3, priority=2),
+        Process("P3", arrival_time=2, burst_time=7, priority=3)
+    ]
+
+    # Initialize the SJF scheduler
+    scheduler = SJFScheduler()
+
+    # Schedule the processes
+    scheduling_output = scheduler.schedule(processes)
+
+    # Verify the scheduling output
+    expected_output = """Process ID\tArrival Time\tBurst Time\tWaiting Time\tTurnaround Time\n\
+P1\t\t0\t\t5\t\t0\t\t5\n\
+P2\t\t1\t\t3\t\t4\t\t7\n\
+P3\t\t2\t\t7\t\t10\t\t17\n\
+\n\
+Average Waiting Time: 4.666666666666667\n\
+Average Turnaround Time: 9.666666666666666\n\
+"""
+    assert scheduling_output == expected_output