diff --git a/tests/runner/test_runner.py b/tests/runner/test_runner.py
index 250942267..82ee21dda 100644
--- a/tests/runner/test_runner.py
+++ b/tests/runner/test_runner.py
@@ -41,6 +41,22 @@ def test_set_logger(self):
         expected_log_file = Path(self.runner._sb_output_dir) / 'sb-run.log'
         self.assertTrue(expected_log_file.is_file())
 
+    def test_validate_sb_config(self):
+        """Test validate_sb_config."""
+        self.runner._SuperBenchRunner__validate_sb_config()
+        self.assertIn('env', self.runner._sb_config.superbench)
+        for name in self.runner._sb_benchmarks:
+            self.assertIn('modes', self.runner._sb_config.superbench.benchmarks[name])
+            for mode in self.runner._sb_config.superbench.benchmarks[name].modes:
+                self.assertIn('env', mode)
+                if mode.name == 'local':
+                    self.assertIn('proc_num', mode)
+                    self.assertIn('prefix', mode)
+                if mode.name == 'torch.distributed':
+                    self.assertIn('proc_num', mode)
+                if mode.name == 'mpi':
+                    self.assertIn('mca', mode)
+
     def test_get_failure_count(self):
         """Test get_failure_count."""
         self.assertEqual(0, self.runner.get_failure_count())
@@ -410,3 +426,24 @@ def test_generate_metric_name(self):
                         test_case['run_count'], test_case['curr_rank'], test_case['curr_run']
                     ), test_case['expected']
                 )
+
+    def test_run_proc_timeout(self):
+        "Test run_proc_timeout."
+        self.runner._sb_benchmarks = {
+            'benchmark1': {'timeout': 120},
+            'benchmark2': {'timeout': None},
+            'benchmark3': {'timeout': 30},
+        }
+
+        test_cases = [
+            ('benchmark1', 120),
+            ('benchmark2', None),
+            ('benchmark3', 60),
+        ]
+
+        for benchmark_name, expected_timeout in test_cases:
+            with self.subTest(benchmark_name=benchmark_name):
+                timeout = self.runner._sb_benchmarks[benchmark_name].get('timeout', None)
+                if isinstance(timeout, int):
+                    timeout = max(timeout, 60)
+                self.assertEqual(timeout, expected_timeout)