[SYCL] Add test for exception when selected device not in context (intel#1527)

This commit adds a test for checking that the queue constructor throws
an exception if the selected device is not in the supplied context.

Signed-off-by: Larsen, Steffen <[email protected]>

Author: steffenlarsen

SYCL/Basic/queue/queue_select_device_not_in_context.cpp

@@ -0,0 +1,39 @@
+// RUN: %clangxx -fsycl -fsycl-targets=%sycl_triple %s -o %t.out
+// RUN: %BE_RUN_PLACEHOLDER %t.out
+
+// This test checks that the queue constructor throws a sycl::exception if the
+// device selected by the provided selector is not in the specified context.
+
+#include <sycl/sycl.hpp>
+
+#include <iostream>
+#include <optional>
+
+std::optional<sycl::device>
+FindOtherDevice(const sycl::device &ExcludedDevice) {
+  for (sycl::device Device : sycl::device::get_devices())
+    if (Device != ExcludedDevice)
+      return Device;
+  return std::nullopt;
+}
+
+int main() {
+  const sycl::device SelectedDevice(sycl::default_selector_v);
+  std::optional<sycl::device> OtherDevice = FindOtherDevice(SelectedDevice);
+
+  if (!OtherDevice.has_value()) {
+    std::cout << "No other device found. Skipping test." << std::endl;
+    return 0;
+  }
+
+  sycl::context Ctx(*OtherDevice);
+  try {
+    sycl::queue q(Ctx, sycl::default_selector_v);
+    std::cout << "Queue constructor did not throw." << std::endl;
+    return 1;
+  } catch (const sycl::exception &e) {
+    assert(e.code() == sycl::errc::invalid &&
+           "Error code should be sycl::errc::invalid.");
+  }
+  return 0;
+}