[SYCLomatic] Update test case for verifying no dpct helper function (#586)

Signed-off-by: Wang, Hao3 <hao3.wang@intel.com>

Author: intwanghao

behavior_tests/behavior_tests.xml

@@ -164,6 +164,7 @@
         <test testName="bt-gen-helper-function" configFile="config/TEMPLATE_behavior_tests_win.xml" />
         <test testName="bt-language-warning" configFile="config/TEMPLATE_behavior_tests.xml" />
         <test testName="bt-check-unexpected-message" configFile="config/TEMPLATE_behavior_tests.xml" />
+        <test testName="bt-no-dpct-helper-function" configFile="config/TEMPLATE_behavior_tests.xml" />
         <test testName="cmp-cmds-linker-entry-src-files" configFile="config/TEMPLATE_behavior_tests_lin.xml" />
         <test testName="cmake_dpct_helper_compile_sycl_code" configFile="config/TEMPLATE_behavior_tests.xml" />
     </tests>

behavior_tests/src/bt-no-dpct-helper-function/do_test.py

@@ -0,0 +1,38 @@
+# ====------ do_test.py---------- *- Python -* ----===##
+#
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+#
+#
+# ===----------------------------------------------------------------------===#
+import subprocess
+import platform
+import os
+import sys
+
+from test_utils import *
+
+def setup_test():
+    change_dir(test_config.current_test)
+    return True
+
+def migrate_test():
+    call_subprocess(test_config.CT_TOOL + " --out-root=./sycl test.cu --cuda-include-path=" + test_config.include_path)
+    return True
+def build_test():
+    with open("./sycl/test.dp.cpp", "r") as f:
+        # check migrated code content
+        content = f.read()
+        if "dpct::" in content:
+            print("the migrated code should not contain 'dpct::':")
+            print(content)
+            print("case fail")
+            return False
+        else:
+            print("case pass")
+    return True
+
+def run_test():
+    return True
+    

behavior_tests/src/bt-no-dpct-helper-function/test.cu

@@ -0,0 +1,27 @@
+// ====------ test.cu---------- *- CUDA -* ----===////
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//
+// ===----------------------------------------------------------------------===//
+
+#include <cuda_runtime.h>
+
+__global__ void VectorAddKernel(float* A, float* B, float* C)
+{
+    A[threadIdx.x] = threadIdx.x + 1.0f;
+    B[threadIdx.x] = threadIdx.x + 1.0f;
+    C[threadIdx.x] = A[threadIdx.x] + B[threadIdx.x];
+}
+
+void foo() {
+    float *d_A, *d_B, *d_C;
+	int vector_size = 100;
+    cudaMalloc(&d_A, vector_size*sizeof(float));
+    cudaMalloc(&d_B, vector_size*sizeof(float));
+    cudaMalloc(&d_C, vector_size*sizeof(float));
+
+    VectorAddKernel<<<1, vector_size>>>(d_A, d_B, d_C);
+}

user_guide_samples/src/vector_add/vector_add.py

@@ -47,14 +47,6 @@
 
 print("Build done!!")
 if subprocess.check_output(out_exe, shell=run_shell).decode().replace("\r\n", "\n")==result.decode():
-    with open(default_out_root + "/vector_add.dp.cpp", "r") as f:
-        # check migrated code content
-        content = f.read()
-        if "dpct::" in content:
-            print("the migrated code should not contain 'dpct::':")
-            print(content)
-            print("case fail")
-        else:
-            print("case pass")
+    print("case pass")
 else:
     print("case fail")