Fix include path in inference test codes (#8349)

* fix absolute include path

* Remove test_helper.h in old location

* update include path

paddle/fluid/inference/tests/book/test_inference_fit_a_line.cc

@@ -11,7 +11,7 @@ limitations under the License. */
 
 #include <gtest/gtest.h>
 #include "gflags/gflags.h"
-#include "test_helper.h"
+#include "paddle/fluid/inference/tests/test_helper.h"
 
 DEFINE_string(dirname, "", "Directory of the inference model.");
 

paddle/fluid/inference/tests/book/test_inference_image_classification.cc

@@ -14,7 +14,7 @@ limitations under the License. */
 
 #include <gtest/gtest.h>
 #include "gflags/gflags.h"
-#include "test_helper.h"
+#include "paddle/fluid/inference/tests/test_helper.h"
 
 DEFINE_string(dirname, "", "Directory of the inference model.");
 

paddle/fluid/inference/tests/book/test_inference_label_semantic_roles.cc

@@ -14,7 +14,7 @@ limitations under the License. */
 
 #include <gtest/gtest.h>
 #include "gflags/gflags.h"
-#include "test_helper.h"
+#include "paddle/fluid/inference/tests/test_helper.h"
 
 DEFINE_string(dirname, "", "Directory of the inference model.");
 

paddle/fluid/inference/tests/book/test_inference_recognize_digits.cc

@@ -14,7 +14,7 @@ limitations under the License. */
 
 #include <gtest/gtest.h>
 #include "gflags/gflags.h"
-#include "test_helper.h"
+#include "paddle/fluid/inference/tests/test_helper.h"
 
 DEFINE_string(dirname, "", "Directory of the inference model.");
 

paddle/fluid/inference/tests/book/test_inference_recommender_system.cc

@@ -14,7 +14,7 @@ limitations under the License. */
 
 #include <gtest/gtest.h>
 #include "gflags/gflags.h"
-#include "test_helper.h"
+#include "paddle/fluid/inference/tests/test_helper.h"
 
 DEFINE_string(dirname, "", "Directory of the inference model.");
 

paddle/fluid/inference/tests/book/test_inference_rnn_encoder_decoder.cc

@@ -14,7 +14,7 @@ limitations under the License. */
 
 #include <gtest/gtest.h>
 #include "gflags/gflags.h"
-#include "test_helper.h"
+#include "paddle/fluid/inference/tests/test_helper.h"
 
 DEFINE_string(dirname, "", "Directory of the inference model.");
 

paddle/fluid/inference/tests/book/test_inference_understand_sentiment.cc

@@ -14,7 +14,7 @@ limitations under the License. */
 
 #include <gtest/gtest.h>
 #include "gflags/gflags.h"
-#include "test_helper.h"
+#include "paddle/fluid/inference/tests/test_helper.h"
 
 DEFINE_string(dirname, "", "Directory of the inference model.");
 

paddle/fluid/inference/tests/book/test_inference_word2vec.cc

@@ -14,7 +14,7 @@ limitations under the License. */
 
 #include <gtest/gtest.h>
 #include "gflags/gflags.h"
-#include "test_helper.h"
+#include "paddle/fluid/inference/tests/test_helper.h"
 
 DEFINE_string(dirname, "", "Directory of the inference model.");