chore: import upstream snapshot with attribution

2026-07-13 12:40:42 +08:00
commit e25996e7db
15472 changed files with 3536181 additions and 0 deletions
@@ -0,0 +1,67 @@
+// Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include <sstream>
+
+#include "gtest/gtest.h"
+#include "paddle/fluid/eager/eager_tensor.h"
+#include "paddle/fluid/eager/grad_node_info.h"
+#include "paddle/fluid/eager/grad_tensor_holder.h"
+#include "paddle/phi/api/lib/utils/allocator.h"
+#include "paddle/phi/core/kernel_registry.h"
+#include "test/cpp/eager/test_utils.h"
+
+PD_DECLARE_KERNEL(full, CPU, ALL_LAYOUT);
+
+namespace egr {
+
+TEST(TensorUtils, Test) {
+  // Prepare Device Contexts
+  eager_test::InitEnv(phi::CPUPlace());
+
+  // Prepare Inputs
+  std::vector<paddle::Tensor> target_tensors;
+  phi::DDim ddim = common::make_ddim({4, 16, 16, 32});
+
+  // Create Target Tensor
+  paddle::Tensor t = eager_test::CreateTensorWithValue(ddim,
+                                                       phi::CPUPlace(),
+                                                       phi::DataType::FLOAT32,
+                                                       phi::DataLayout::NCHW,
+                                                       5.0 /*value*/,
+                                                       true /*is_leaf*/);
+
+  paddle::Tensor t_grad =
+      eager_test::CreateTensorWithValue(ddim,
+                                        phi::CPUPlace(),
+                                        phi::DataType::FLOAT32,
+                                        phi::DataLayout::NCHW,
+                                        1.0 /*value*/,
+                                        false /*is_leaf*/);
+
+  PADDLE_ENFORCE_EQ(
+      EagerUtils::IsLeafTensor(t),
+      true,
+      common::errors::InvalidArgument("The tensor t is not a leaf tensor."));
+
+  // Test Utils
+  eager_test::CompareTensorWithValue<float>(t, 5.0);
+
+  egr::AutogradMeta* meta = egr::EagerUtils::autograd_meta(&t);
+  *meta->MutableGrad() = t_grad;
+
+  eager_test::CompareGradTensorWithValue<float>(t, 1.0);
+}
+
+}  // namespace egr