add test

Author: anutosh491

unittests/CppInterOp/CUDATest.cpp

@@ -75,3 +75,37 @@ TEST(CUDATest, CUDARuntime) {
 
   EXPECT_TRUE(HasCudaRuntime());
 }
+
+#ifndef CPPINTEROP_USE_CLING
+static bool HasCudaSDK_CAPI() {
+  auto supportsCudaSDK = []() {
+#if CLANG_VERSION_MAJOR < 16
+    return false;
+#endif // CLANG_VERSION_MAJOR < 16
+
+    const char* argv[] = {"--cuda"};
+    CXInterpreter CXI = clang_createInterpreter(argv, 1);
+    if (!CXI)
+      return false;
+
+    // Clean up the interpreter since we just needed to test creation
+    clang_Interpreter_dispose(CXI);
+    return true;
+  };
+  static bool hasCuda = supportsCudaSDK();
+  return hasCuda;
+}
+
+TEST(CUDATest, SanityCAPI) {
+  #ifdef _WIN32
+    GTEST_SKIP() << "Disabled on Windows. Needs fixing.";
+  #endif
+    if (!HasCudaSDK_CAPI())
+      GTEST_SKIP() << "Skipping CUDA CAPI test; CUDA not available.";
+
+    const char* argv[] = {"--cuda"};
+    CXInterpreter CXI = clang_createInterpreter(argv, 1);
+    EXPECT_NE(CXI, nullptr);
+    clang_Interpreter_dispose(CXI);
+  }
+#endif

unittests/CppInterOp/InterpreterTest.cpp

@@ -177,14 +177,6 @@ TEST(InterpreterTest, CreateInterpreterCAPI) {
 
   clang_Interpreter_dispose(CXI);
 }
-
-TEST(InterpreterTest, CreateInterpreterCAPIFailure) {
-  const char* argv[] = {
-    "--this-flag-should-not-exist"
-  };
-  CXInterpreter CXI = clang_createInterpreter(argv, 1);
-  EXPECT_EQ(CXI, nullptr);
-}
 #endif
 
 #ifdef LLVM_BINARY_DIR