Let tests fail gracefully if no devices are found [14.0.x]

DataFormats/SiPixelClusterSoA/test/alpaka/Clusters_test.cc

@@ -1,45 +1,50 @@
+#include <cstdlib>
+
 #include <alpaka/alpaka.hpp>
 
-#include "DataFormats/SiPixelClusterSoA/interface/alpaka/SiPixelClustersSoACollection.h"
 #include "DataFormats/SiPixelClusterSoA/interface/SiPixelClustersDevice.h"
 #include "DataFormats/SiPixelClusterSoA/interface/SiPixelClustersHost.h"
 #include "DataFormats/SiPixelClusterSoA/interface/SiPixelClustersSoA.h"
-
+#include "DataFormats/SiPixelClusterSoA/interface/alpaka/SiPixelClustersSoACollection.h"
+#include "FWCore/Utilities/interface/stringize.h"
+#include "HeterogeneousCore/AlpakaInterface/interface/config.h"
 #include "HeterogeneousCore/AlpakaInterface/interface/devices.h"
-#include "HeterogeneousCore/AlpakaInterface/interface/host.h"
 #include "HeterogeneousCore/AlpakaInterface/interface/memory.h"
-#include "HeterogeneousCore/AlpakaInterface/interface/config.h"
 #include "HeterogeneousCore/AlpakaInterface/interface/workdivision.h"
 
-using namespace ALPAKA_ACCELERATOR_NAMESPACE;
+#include "Clusters_test.h"
 
-namespace ALPAKA_ACCELERATOR_NAMESPACE {
-  namespace testClusterSoA {
+using namespace ALPAKA_ACCELERATOR_NAMESPACE;
 
-    void runKernels(SiPixelClustersSoAView clust_view, Queue& queue);
+int main() {
+  // Get the list of devices on the current platform
+  auto const& devices = cms::alpakatools::devices<Platform>();
+  if (devices.empty()) {
+    std::cerr << "No devices available for the " EDM_STRINGIZE(ALPAKA_ACCELERATOR_NAMESPACE) " backend, "
+      "the test will be skipped.\n";
+    exit(EXIT_FAILURE);
   }
-}  // namespace ALPAKA_ACCELERATOR_NAMESPACE
 
-int main() {
-  const auto host = cms::alpakatools::host();
-  const auto device = cms::alpakatools::devices<Platform>()[0];
-  Queue queue(device);
-
-  // Inner scope to deallocate memory before destroying the stream
-  {
-    // Instantiate tracks on device. PortableDeviceCollection allocates
-    // SoA on device automatically.
-    SiPixelClustersSoACollection clusters_d(100, queue);
-    testClusterSoA::runKernels(clusters_d.view(), queue);
-
-    // Instantate tracks on host. This is where the data will be
-    // copied to from device.
-    SiPixelClustersHost clusters_h(clusters_d.view().metadata().size(), queue);
-
-    std::cout << clusters_h.view().metadata().size() << std::endl;
-    alpaka::memcpy(queue, clusters_h.buffer(), clusters_d.const_buffer());
-    alpaka::wait(queue);
+  // Run the test on each device
+  for (const auto& device : devices) {
+    Queue queue(device);
+
+    // Inner scope to deallocate memory before destroying the stream
+    {
+      // Instantiate tracks on device. PortableDeviceCollection allocates
+      // SoA on device automatically.
+      SiPixelClustersSoACollection clusters_d(100, queue);
+      testClusterSoA::runKernels(clusters_d.view(), queue);
+
+      // Instantate tracks on host. This is where the data will be
+      // copied to from device.
+      SiPixelClustersHost clusters_h(clusters_d.view().metadata().size(), queue);
+
+      std::cout << clusters_h.view().metadata().size() << std::endl;
+      alpaka::memcpy(queue, clusters_h.buffer(), clusters_d.const_buffer());
+      alpaka::wait(queue);
+    }
   }
 
-  return 0;
+  return EXIT_SUCCESS;
 }

DataFormats/SiPixelClusterSoA/test/alpaka/Clusters_test.dev.cc

@@ -1,49 +1,50 @@
-#include "DataFormats/SiPixelClusterSoA/interface/alpaka/SiPixelClustersSoACollection.h"
+#include <alpaka/alpaka.hpp>
+
 #include "DataFormats/SiPixelClusterSoA/interface/SiPixelClustersDevice.h"
 #include "DataFormats/SiPixelClusterSoA/interface/SiPixelClustersHost.h"
-#include "HeterogeneousCore/AlpakaInterface/interface/workdivision.h"
+#include "DataFormats/SiPixelClusterSoA/interface/alpaka/SiPixelClustersSoACollection.h"
+#include "HeterogeneousCore/AlpakaInterface/interface/config.h"
 #include "HeterogeneousCore/AlpakaInterface/interface/traits.h"
+#include "HeterogeneousCore/AlpakaInterface/interface/workdivision.h"
+
+#include "Clusters_test.h"
 
 using namespace alpaka;
 
-namespace ALPAKA_ACCELERATOR_NAMESPACE {
-
-  using namespace cms::alpakatools;
-  namespace testClusterSoA {
-
-    class TestFillKernel {
-    public:
-      template <typename TAcc, typename = std::enable_if_t<isAccelerator<TAcc>>>
-      ALPAKA_FN_ACC void operator()(TAcc const& acc, SiPixelClustersSoAView clust_view) const {
-        for (int32_t j : uniform_elements(acc, clust_view.metadata().size())) {
-          clust_view[j].moduleStart() = j;
-          clust_view[j].clusInModule() = j * 2;
-          clust_view[j].moduleId() = j * 3;
-          clust_view[j].clusModuleStart() = j * 4;
-        }
+namespace ALPAKA_ACCELERATOR_NAMESPACE::testClusterSoA {
+
+  class TestFillKernel {
+  public:
+    template <typename TAcc, typename = std::enable_if_t<isAccelerator<TAcc>>>
+    ALPAKA_FN_ACC void operator()(TAcc const& acc, SiPixelClustersSoAView clust_view) const {
+      for (int32_t j : cms::alpakatools::uniform_elements(acc, clust_view.metadata().size())) {
+        clust_view[j].moduleStart() = j;
+        clust_view[j].clusInModule() = j * 2;
+        clust_view[j].moduleId() = j * 3;
+        clust_view[j].clusModuleStart() = j * 4;
       }
-    };
-
-    class TestVerifyKernel {
-    public:
-      template <typename TAcc, typename = std::enable_if_t<isAccelerator<TAcc>>>
-      ALPAKA_FN_ACC void operator()(TAcc const& acc, SiPixelClustersSoAConstView clust_view) const {
-        for (uint32_t j : uniform_elements(acc, clust_view.metadata().size())) {
-          assert(clust_view[j].moduleStart() == j);
-          assert(clust_view[j].clusInModule() == j * 2);
-          assert(clust_view[j].moduleId() == j * 3);
-          assert(clust_view[j].clusModuleStart() == j * 4);
-        }
+    }
+  };
+
+  class TestVerifyKernel {
+  public:
+    template <typename TAcc, typename = std::enable_if_t<isAccelerator<TAcc>>>
+    ALPAKA_FN_ACC void operator()(TAcc const& acc, SiPixelClustersSoAConstView clust_view) const {
+      for (uint32_t j : cms::alpakatools::uniform_elements(acc, clust_view.metadata().size())) {
+        assert(clust_view[j].moduleStart() == j);
+        assert(clust_view[j].clusInModule() == j * 2);
+        assert(clust_view[j].moduleId() == j * 3);
+        assert(clust_view[j].clusModuleStart() == j * 4);
       }
-    };
-
-    void runKernels(SiPixelClustersSoAView clust_view, Queue& queue) {
-      uint32_t items = 64;
-      uint32_t groups = divide_up_by(clust_view.metadata().size(), items);
-      auto workDiv = make_workdiv<Acc1D>(groups, items);
-      alpaka::exec<Acc1D>(queue, workDiv, TestFillKernel{}, clust_view);
-      alpaka::exec<Acc1D>(queue, workDiv, TestVerifyKernel{}, clust_view);
     }
+  };
+
+  void runKernels(SiPixelClustersSoAView clust_view, Queue& queue) {
+    uint32_t items = 64;
+    uint32_t groups = cms::alpakatools::divide_up_by(clust_view.metadata().size(), items);
+    auto workDiv = cms::alpakatools::make_workdiv<Acc1D>(groups, items);
+    alpaka::exec<Acc1D>(queue, workDiv, TestFillKernel{}, clust_view);
+    alpaka::exec<Acc1D>(queue, workDiv, TestVerifyKernel{}, clust_view);
+  }
 
-  }  // namespace testClusterSoA
-}  // namespace ALPAKA_ACCELERATOR_NAMESPACE
+}  // namespace ALPAKA_ACCELERATOR_NAMESPACE::testClusterSoA

DataFormats/SiPixelClusterSoA/test/alpaka/Clusters_test.h

@@ -0,0 +1,13 @@
+#ifndef DataFormats_SiPixelClusterSoA_test_alpaka_Clusters_test_h
+#define DataFormats_SiPixelClusterSoA_test_alpaka_Clusters_test_h
+
+#include "DataFormats/SiPixelClusterSoA/interface/SiPixelClustersSoA.h"
+#include "HeterogeneousCore/AlpakaInterface/interface/config.h"
+
+namespace ALPAKA_ACCELERATOR_NAMESPACE::testClusterSoA {
+
+  void runKernels(SiPixelClustersSoAView clust_view, Queue& queue);
+
+}  // namespace ALPAKA_ACCELERATOR_NAMESPACE::testClusterSoA
+
+#endif  // DataFormats_SiPixelClusterSoA_test_alpaka_Clusters_test_h

DataFormats/SiPixelDigiSoA/test/alpaka/DigiErrors_test.cc

@@ -1,54 +1,59 @@
-#include <alpaka/alpaka.hpp>
+#include <cstdlib>
 #include <unistd.h>
 
+#include <alpaka/alpaka.hpp>
+
 #include "DataFormats/SiPixelDigiSoA/interface/SiPixelDigiErrorsDevice.h"
 #include "DataFormats/SiPixelDigiSoA/interface/SiPixelDigiErrorsHost.h"
 #include "DataFormats/SiPixelDigiSoA/interface/SiPixelDigiErrorsSoA.h"
 #include "DataFormats/SiPixelDigiSoA/interface/alpaka/SiPixelDigiErrorsSoACollection.h"
-
+#include "FWCore/Utilities/interface/stringize.h"
 #include "HeterogeneousCore/AlpakaInterface/interface/devices.h"
-#include "HeterogeneousCore/AlpakaInterface/interface/host.h"
 #include "HeterogeneousCore/AlpakaInterface/interface/memory.h"
 #include "HeterogeneousCore/AlpakaInterface/interface/config.h"
 #include "HeterogeneousCore/AlpakaInterface/interface/workdivision.h"
 #include "HeterogeneousCore/AlpakaInterface/interface/traits.h"
 
-using namespace ALPAKA_ACCELERATOR_NAMESPACE;
+#include "DigiErrors_test.h"
 
-namespace ALPAKA_ACCELERATOR_NAMESPACE {
-  namespace testDigisSoA {
+using namespace ALPAKA_ACCELERATOR_NAMESPACE;
 
-    void runKernels(SiPixelDigiErrorsSoAView digiErrors_view, Queue& queue);
+int main() {
+  // Get the list of devices on the current platform
+  auto const& devices = cms::alpakatools::devices<Platform>();
+  if (devices.empty()) {
+    std::cerr << "No devices available for the " EDM_STRINGIZE(ALPAKA_ACCELERATOR_NAMESPACE) " backend, "
+      "the test will be skipped.\n";
+    exit(EXIT_FAILURE);
   }
-}  // namespace ALPAKA_ACCELERATOR_NAMESPACE
 
-int main() {
-  const auto host = cms::alpakatools::host();
-  const auto device = cms::alpakatools::devices<Platform>()[0];
-  Queue queue(device);
-
-  // Inner scope to deallocate memory before destroying the stream
-  {
-    // Instantiate tracks on device. PortableDeviceCollection allocates
-    // SoA on device automatically.
-    SiPixelDigiErrorsSoACollection digiErrors_d(1000, queue);
-    testDigisSoA::runKernels(digiErrors_d.view(), queue);
-
-    // Instantate tracks on host. This is where the data will be
-    // copied to from device.
-    SiPixelDigiErrorsHost digiErrors_h(digiErrors_d.view().metadata().size(), queue);
-    alpaka::memcpy(queue, digiErrors_h.buffer(), digiErrors_d.const_buffer());
-    std::cout << "digiErrors_h.view().metadata().size(): " << digiErrors_h.view().metadata().size() << std::endl;
-    std::cout << "digiErrors_h.view()[100].pixelErrors().rawId: " << digiErrors_h.view()[100].pixelErrors().rawId
-              << std::endl;
-    std::cout << "digiErrors_h.view()[100].pixelErrors().word: " << digiErrors_h.view()[100].pixelErrors().word
-              << std::endl;
-    std::cout << "digiErrors_h.view()[100].pixelErrors().errorType: "
-              << digiErrors_h.view()[100].pixelErrors().errorType << std::endl;
-    std::cout << "digiErrors_h.view()[100].pixelErrors().fedId: " << digiErrors_h.view()[100].pixelErrors().fedId
-              << std::endl;
-    alpaka::wait(queue);
+  // Run the test on each device
+  for (const auto& device : devices) {
+    Queue queue(device);
+
+    // Inner scope to deallocate memory before destroying the stream
+    {
+      // Instantiate tracks on device. PortableDeviceCollection allocates
+      // SoA on device automatically.
+      SiPixelDigiErrorsSoACollection digiErrors_d(1000, queue);
+      testDigisSoA::runKernels(digiErrors_d.view(), queue);
+
+      // Instantate tracks on host. This is where the data will be
+      // copied to from device.
+      SiPixelDigiErrorsHost digiErrors_h(digiErrors_d.view().metadata().size(), queue);
+      alpaka::memcpy(queue, digiErrors_h.buffer(), digiErrors_d.const_buffer());
+      std::cout << "digiErrors_h.view().metadata().size(): " << digiErrors_h.view().metadata().size() << std::endl;
+      std::cout << "digiErrors_h.view()[100].pixelErrors().rawId: " << digiErrors_h.view()[100].pixelErrors().rawId
+                << std::endl;
+      std::cout << "digiErrors_h.view()[100].pixelErrors().word: " << digiErrors_h.view()[100].pixelErrors().word
+                << std::endl;
+      std::cout << "digiErrors_h.view()[100].pixelErrors().errorType: "
+                << digiErrors_h.view()[100].pixelErrors().errorType << std::endl;
+      std::cout << "digiErrors_h.view()[100].pixelErrors().fedId: " << digiErrors_h.view()[100].pixelErrors().fedId
+                << std::endl;
+      alpaka::wait(queue);
+    }
   }
 
-  return 0;
+  return EXIT_SUCCESS;
 }

DataFormats/SiPixelDigiSoA/test/alpaka/DigiErrors_test.dev.cc

@@ -1,50 +1,51 @@
+#include <alpaka/alpaka.hpp>
+
 #include "DataFormats/SiPixelDigiSoA/interface/SiPixelDigiErrorsDevice.h"
-#include "DataFormats/SiPixelDigiSoA/interface/alpaka/SiPixelDigiErrorsSoACollection.h"
 #include "DataFormats/SiPixelDigiSoA/interface/SiPixelDigiErrorsHost.h"
+#include "DataFormats/SiPixelDigiSoA/interface/alpaka/SiPixelDigiErrorsSoACollection.h"
 #include "DataFormats/SiPixelRawData/interface/SiPixelErrorCompact.h"
-#include "HeterogeneousCore/AlpakaInterface/interface/workdivision.h"
+#include "HeterogeneousCore/AlpakaInterface/interface/config.h"
 #include "HeterogeneousCore/AlpakaInterface/interface/traits.h"
+#include "HeterogeneousCore/AlpakaInterface/interface/workdivision.h"
+
+#include "DigiErrors_test.h"
 
 using namespace alpaka;
 
-namespace ALPAKA_ACCELERATOR_NAMESPACE {
-
-  using namespace cms::alpakatools;
-  namespace testDigisSoA {
-
-    class TestFillKernel {
-    public:
-      template <typename TAcc, typename = std::enable_if_t<isAccelerator<TAcc>>>
-      ALPAKA_FN_ACC void operator()(TAcc const& acc, SiPixelDigiErrorsSoAView digiErrors_view) const {
-        for (uint32_t j : elements_with_stride(acc, digiErrors_view.metadata().size())) {
-          digiErrors_view[j].pixelErrors().rawId = j;
-          digiErrors_view[j].pixelErrors().word = j;
-          digiErrors_view[j].pixelErrors().errorType = j;
-          digiErrors_view[j].pixelErrors().fedId = j;
-        }
+namespace ALPAKA_ACCELERATOR_NAMESPACE::testDigisSoA {
+
+  class TestFillKernel {
+  public:
+    template <typename TAcc, typename = std::enable_if_t<isAccelerator<TAcc>>>
+    ALPAKA_FN_ACC void operator()(TAcc const& acc, SiPixelDigiErrorsSoAView digiErrors_view) const {
+      for (uint32_t j : cms::alpakatools::uniform_elements(acc, digiErrors_view.metadata().size())) {
+        digiErrors_view[j].pixelErrors().rawId = j;
+        digiErrors_view[j].pixelErrors().word = j;
+        digiErrors_view[j].pixelErrors().errorType = j;
+        digiErrors_view[j].pixelErrors().fedId = j;
       }
-    };
-
-    class TestVerifyKernel {
-    public:
-      template <typename TAcc, typename = std::enable_if_t<isAccelerator<TAcc>>>
-      ALPAKA_FN_ACC void operator()(TAcc const& acc, SiPixelDigiErrorsSoAConstView digiErrors_view) const {
-        for (uint32_t j : elements_with_stride(acc, digiErrors_view.metadata().size())) {
-          assert(digiErrors_view[j].pixelErrors().rawId == j);
-          assert(digiErrors_view[j].pixelErrors().word == j);
-          assert(digiErrors_view[j].pixelErrors().errorType == j % 256);
-          assert(digiErrors_view[j].pixelErrors().fedId == j % 256);
-        }
+    }
+  };
+
+  class TestVerifyKernel {
+  public:
+    template <typename TAcc, typename = std::enable_if_t<isAccelerator<TAcc>>>
+    ALPAKA_FN_ACC void operator()(TAcc const& acc, SiPixelDigiErrorsSoAConstView digiErrors_view) const {
+      for (uint32_t j : cms::alpakatools::uniform_elements(acc, digiErrors_view.metadata().size())) {
+        assert(digiErrors_view[j].pixelErrors().rawId == j);
+        assert(digiErrors_view[j].pixelErrors().word == j);
+        assert(digiErrors_view[j].pixelErrors().errorType == j % 256);
+        assert(digiErrors_view[j].pixelErrors().fedId == j % 256);
       }
-    };
-
-    void runKernels(SiPixelDigiErrorsSoAView digiErrors_view, Queue& queue) {
-      uint32_t items = 64;
-      uint32_t groups = divide_up_by(digiErrors_view.metadata().size(), items);
-      auto workDiv = make_workdiv<Acc1D>(groups, items);
-      alpaka::exec<Acc1D>(queue, workDiv, TestFillKernel{}, digiErrors_view);
-      alpaka::exec<Acc1D>(queue, workDiv, TestVerifyKernel{}, digiErrors_view);
     }
+  };
+
+  void runKernels(SiPixelDigiErrorsSoAView digiErrors_view, Queue& queue) {
+    uint32_t items = 64;
+    uint32_t groups = cms::alpakatools::divide_up_by(digiErrors_view.metadata().size(), items);
+    auto workDiv = cms::alpakatools::make_workdiv<Acc1D>(groups, items);
+    alpaka::exec<Acc1D>(queue, workDiv, TestFillKernel{}, digiErrors_view);
+    alpaka::exec<Acc1D>(queue, workDiv, TestVerifyKernel{}, digiErrors_view);
+  }
 
-  }  // namespace testDigisSoA
-}  // namespace ALPAKA_ACCELERATOR_NAMESPACE
+}  // namespace ALPAKA_ACCELERATOR_NAMESPACE::testDigisSoA

DataFormats/SiPixelDigiSoA/test/alpaka/DigiErrors_test.h

@@ -0,0 +1,13 @@
+#ifndef DataFormats_SiPixelDigiSoA_test_alpaka_DigiErrors_test_h
+#define DataFormats_SiPixelDigiSoA_test_alpaka_DigiErrors_test_h
+
+#include "DataFormats/SiPixelDigiSoA/interface/SiPixelDigiErrorsSoA.h"
+#include "HeterogeneousCore/AlpakaInterface/interface/config.h"
+
+namespace ALPAKA_ACCELERATOR_NAMESPACE::testDigisSoA {
+
+  void runKernels(SiPixelDigiErrorsSoAView digiErrors_view, Queue& queue);
+
+}  // namespace ALPAKA_ACCELERATOR_NAMESPACE::testDigisSoA
+
+#endif  // DataFormats_SiPixelDigiSoA_test_alpaka_DigiErrors_test_h