[SYCL] add test for device selector exception message

Author: mkrainiuk

sycl/test/basic_tests/device-selectors-exception.cpp

@@ -0,0 +1,45 @@
+// RUN: %clangxx -fsycl -fsycl-targets=%sycl_triple %s -o %t.out
+// RUN: env SYCL_DEVICE_FILTER="" %t.out
+
+#include <sycl/sycl.hpp>
+using namespace sycl;
+
+int refuse_any_device_f(const device &d) { return -1; }
+
+int main() {
+
+  // Check exception message for custom device selector
+  try {
+    queue custom_queue(refuse_any_device_f);
+  } catch (exception &E) {
+    assert(std::string(E.what()).find("info::device_type::") ==
+               std::string::npos &&
+           "Incorrect device type in exception message for custom selector.");
+  }
+
+  // Check exception message for pre-defined devices
+  try {
+    queue gpu_queue(gpu_selector_v);
+  } catch (exception &E) {
+    assert(std::string(E.what()).find("info::device_type::gpu") !=
+               std::string::npos &&
+           "Incorrect device type in exception message for GPU device.");
+  }
+  try {
+    queue cpu_queue(cpu_selector_v);
+  } catch (exception &E) {
+    assert(std::string(E.what()).find("info::device_type::cpu") !=
+               std::string::npos &&
+           "Incorrect device type in exception message for CPU device.");
+  }
+  try {
+    queue acc_queue(accelerator_selector_v);
+  } catch (exception &E) {
+    assert(
+        std::string(E.what()).find("info::device_type::accelerator") !=
+            std::string::npos &&
+        "Incorrect device type in exception message for Accelerator device.");
+  }
+
+  return 0;
+}