chore: import upstream snapshot with attribution

test/cpp/fluid/framework/op_call_stack_test.cc

@@ -0,0 +1,62 @@
+/* Copyright (c) 2020 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 "paddle/fluid/framework/op_call_stack.h"
+
+#include <string>
+
+#include "gtest/gtest.h"
+#include "paddle/fluid/platform/enforce.h"
+
+namespace paddle {
+namespace framework {
+namespace details {
+
+static void ThrowEnforceNotMet() {
+  PADDLE_THROW(
+      common::errors::InvalidArgument("\n----------------------\nError Message "
+                                      "Summary:\n----------------------\n"
+                                      "Created error."));
+}
+
+}  // namespace details
+}  // namespace framework
+}  // namespace paddle
+
+TEST(OpCallStack, InsertCallStackInfo) {
+  try {
+    paddle::framework::details::ThrowEnforceNotMet();
+  } catch (paddle::platform::EnforceNotMet &exception) {
+    paddle::framework::AttributeMap attr_map;
+    std::string stack_test_str = "test for op callstack";
+    std::vector<std::string> stack_test_vec;
+    stack_test_vec.emplace_back(stack_test_str);
+    attr_map["op_callstack"] = stack_test_vec;
+    paddle::framework::InsertCallStackInfo("test", attr_map, &exception);
+    paddle::framework::InsertCallStackInfo("test", stack_test_vec, &exception);
+    std::string ex_msg = exception.what();
+    EXPECT_TRUE(ex_msg.find(stack_test_str) != std::string::npos);
+    EXPECT_TRUE(ex_msg.find("[operator < test > error]") != std::string::npos);
+  }
+}
+
+TEST(OpCallStack, AppendErrorOpHint) {
+  try {
+    paddle::framework::details::ThrowEnforceNotMet();
+  } catch (paddle::platform::EnforceNotMet &exception) {
+    paddle::framework::AppendErrorOpHint("test", &exception);
+    std::string ex_msg = exception.what();
+    EXPECT_TRUE(ex_msg.find("[operator < test > error]") != std::string::npos);
+  }
+}