issue/603 - reduced test tensor clones

src/infinicore/ops/random_sample/random_sample_infiniop.cc

@@ -35,7 +35,7 @@ static void calculate(
 
     if (!desc_opt) {
         INFINICORE_CHECK_ERROR(infiniopCreateRandomSampleDescriptor(
-            context::getInfiniopHandle(), &desc,
+            context::getInfiniopHandle(indices->device()), &desc,
             indices->desc(), logits->desc()));
         cache.put(seed, desc);
     } else {

test/infinicore/framework/base.py

@@ -260,9 +260,7 @@ class TestRunner:
                         return False
 
                 except Exception as e:
-                    error_msg = (
-                        f"{test_case} - {InfiniDeviceNames[device]} - Error: {e}"
-                    )
+                    error_msg = f"Error: {e}"
                     print(f"\033[91m✗\033[0m {error_msg}")
                     self.failed_tests.append(error_msg)
 
@@ -392,7 +390,7 @@ class BaseOperatorTest(ABC):
                 return spec.create_torch_tensor(device)
         return spec
 
-    def prepare_inputs_and_kwargs(self, test_case, device):
+    def prepare_pytorch_inputs_and_kwargs(self, test_case, device):
         """Prepare inputs and kwargs, replacing TensorSpec objects with actual tensors
         Supports tuple inputs for operators like torch.cat and TensorSpec in kwargs
         """
@@ -455,6 +453,71 @@ class BaseOperatorTest(ABC):
 
         return inputs, kwargs
 
+    def prepare_infinicore_list(self, input_sequence, clone=False):
+        cloned_tensors = []
+        infini_list = []
+        for item in input_sequence:
+            if isinstance(item, torch.Tensor):
+                if clone:
+                    cloned_item = item.clone().detach()
+                    infini_item = infinicore_tensor_from_torch(cloned_item)
+                    cloned_tensors.append(cloned_item)
+                else:
+                    infini_item = infinicore_tensor_from_torch(item)
+            else:
+                infini_item = item
+            infini_list.append(infini_item)
+        return infini_list, cloned_tensors
+
+    def prepare_infinicore_inputs_and_kwargs(self, inputs, kwargs, comparison_target):
+        cloned_tensors = []
+        infini_inputs = []
+
+        # Prepare infinicore inputs - only clone if needed for comparison
+        for i, inp in enumerate(inputs):
+            if isinstance(inp, torch.Tensor):
+                # Clone only if this input will be used for comparison
+                if comparison_target == i:
+                    cloned_inp = inp.clone().detach()
+                    infini_tensor = infinicore_tensor_from_torch(cloned_inp)
+                    cloned_tensors.append(cloned_inp)
+                else:
+                    # For non-comparison inputs, we can use the original (but still need to convert)
+                    infini_tensor = infinicore_tensor_from_torch(inp)
+                infini_inputs.append(infini_tensor)
+            elif isinstance(inp, (tuple, list)):
+                infini_list, cloned_list = self.prepare_infinicore_list(
+                    inp, comparison_target == i
+                )
+                infini_inputs.append(infini_list)
+                cloned_tensors.append(cloned_list)
+            else:
+                infini_inputs.append(inp)
+
+        # Prepare infinicore kwargs
+        infini_kwargs = {}
+        for key, value in kwargs.items():
+            if isinstance(value, torch.Tensor):
+                # Check if this tensor is used for output comparison
+                if key == "out" and comparison_target == "out":
+                    cloned_value = value.clone().detach()
+                    infini_kwargs[key] = infinicore_tensor_from_torch(cloned_value)
+                    cloned_tensors.append(cloned_value)
+                elif key == "out" and isinstance(comparison_target, int):
+                    infini_kwargs[key] = infini_inputs[comparison_target]
+                else:
+                    infini_kwargs[key] = infinicore_tensor_from_torch(value)
+            elif isinstance(value, (tuple, list)):
+                infini_list, cloned_list = self.prepare_infinicore_list(
+                    value, key == "out"
+                )
+                cloned_tensors.append(cloned_list)
+                infini_kwargs[key] = infini_list
+            else:
+                infini_kwargs[key] = value
+
+        return infini_inputs, infini_kwargs, cloned_tensors
+
     def run_test(self, device, test_case, config):
         """
         Unified test execution flow
@@ -478,66 +541,15 @@ class BaseOperatorTest(ABC):
         )
 
         # Prepare inputs and kwargs with actual tensors
-        inputs, kwargs = self.prepare_inputs_and_kwargs(test_case, device)
-
-        # For in-place operations on input tensors, we need to preserve the original state
-        original_inputs = []
-        if "out" in kwargs and isinstance(kwargs["out"], torch.Tensor):
-            # This is an in-place operation on an input tensor
-            # Store original values for comparison
-            for inp in inputs:
-                if isinstance(inp, torch.Tensor):
-                    original_inputs.append(inp.clone().detach())
-                else:
-                    original_inputs.append(inp)
-
-        # Create infinicore inputs (cloned to avoid in-place modifications affecting reference)
-        infini_inputs = []
-        torch_input_clones = []
-
-        for inp in inputs:
-            if isinstance(inp, torch.Tensor):
-                cloned_inp = inp.clone().detach()
-                torch_input_clones.append(cloned_inp)
-                infini_tensor = infinicore_tensor_from_torch(cloned_inp)
-                infini_inputs.append(infini_tensor)
-            else:
-                infini_inputs.append(inp)
-
-        infini_kwargs = {}
-        for key, value in kwargs.items():
-            if isinstance(value, torch.Tensor):
-                # Clone tensor and convert to infinicore
-                cloned_value = value.clone().detach()
-                torch_input_clones.append(cloned_value)
-                infini_kwargs[key] = infinicore_tensor_from_torch(cloned_value)
-            else:
-                # Pass through non-tensor values (scalars, strings, etc.)
-                infini_kwargs[key] = value
+        inputs, kwargs = self.prepare_pytorch_inputs_and_kwargs(test_case, device)
 
         # Determine comparison target
         comparison_target = test_case.comparison_target
 
-        # Handle infinicore output
-        infini_kwargs = kwargs.copy()
-        if "out" in infini_kwargs:
-            out_value = infini_kwargs["out"]
-            if isinstance(out_value, torch.Tensor):
-                # Single tensor output
-                if isinstance(comparison_target, int):
-                    infini_kwargs["out"] = infini_inputs[comparison_target]
-                else:
-                    cloned_out = out_value.clone().detach()
-                    torch_input_clones.append(cloned_out)
-                    infini_kwargs["out"] = infinicore_tensor_from_torch(cloned_out)
-            elif isinstance(out_value, (tuple, list)):
-                # Multiple tensor outputs
-                infini_outputs = []
-                for tensor in out_value:
-                    cloned_tensor = tensor.clone().detach()
-                    torch_input_clones.append(cloned_tensor)
-                    infini_outputs.append(infinicore_tensor_from_torch(cloned_tensor))
-                infini_kwargs["out"] = tuple(infini_outputs)
+        # Create infinicore inputs (cloned to avoid in-place modifications affecting reference)
+        infini_inputs, infini_kwargs, cloned_tensors = (
+            self.prepare_infinicore_inputs_and_kwargs(inputs, kwargs, comparison_target)
+        )
 
         # Check operator implementations
         torch_implemented = True
@@ -698,7 +710,7 @@ class BaseOperatorTest(ABC):
 
             is_valid = compare_fn(infini_comparison, torch_comparison)
             if not is_valid:
-                raise AssertionError(f"Result comparison failed for {test_case}")
+                raise AssertionError(f"Result comparison failed.")
 
         # ==========================================================================
         # UNIFIED BENCHMARKING LOGIC