Add test for multiple NUMA nodes

Author: Damian Duy

test/provider_os_memory.cpp

@@ -7,6 +7,8 @@
 #include "cpp_helpers.hpp"
 #include "provider_os_memory_internal.h"
 #include "umf/providers/provider_os_memory.h"
+#include <numa.h>
+#include <numaif.h>
 #include <umf/memory_provider.h>
 
 using umf_test::test;
@@ -295,3 +297,46 @@ TEST_P(umfProviderTest, purge_force_INVALID_POINTER) {
     verify_last_native_error(provider.get(),
                              UMF_OS_RESULT_ERROR_PURGE_FORCE_FAILED);
 }
+
+// Tests for allocations on numa nodes
+TEST_F(test, checkNUMAnodesAllocation) {
+    if (numa_available() == -1 || numa_num_task_nodes() <= 1) {
+        GTEST_SKIP();
+    }
+
+    umf_memory_provider_handle_t os_memory_provider = nullptr;
+    umf_os_memory_provider_params_t os_memory_provider_params =
+        UMF_OS_MEMORY_PROVIDER_PARAMS_TEST;
+
+    bitmask * nodemask = numa_parse_nodestring("1");
+    ASSERT_NE(nodemask, nullptr);
+    long unsigned int * nodemask_ptr = nodemask->maskp;
+
+    os_memory_provider_params.maxnode = numa_max_node() + 1;
+    os_memory_provider_params.nodemask = nodemask_ptr;
+    os_memory_provider_params.numa_mode = UMF_NUMA_MODE_BIND;
+
+    umf_result_t umf_result;
+    umf_result = umfMemoryProviderCreate(&UMF_OS_MEMORY_PROVIDER_OPS,
+                                         &os_memory_provider_params,
+                                         &os_memory_provider);
+    ASSERT_EQ(umf_result, UMF_RESULT_SUCCESS);
+    ASSERT_NE(os_memory_provider, nullptr);
+
+    size_t size;
+    umf_result = umfMemoryProviderGetMinPageSize(os_memory_provider, NULL, &size);
+    ASSERT_EQ(umf_result, UMF_RESULT_SUCCESS);
+
+    void *ptr = nullptr;
+    umf_result = umfMemoryProviderAlloc(os_memory_provider, size, 0, &ptr);
+    ASSERT_EQ(umf_result, UMF_RESULT_SUCCESS);
+    ASSERT_NE(ptr, nullptr);
+
+    int numa_node;
+    get_mempolicy(&numa_node, NULL, numa_max_node() + 1, (void*)ptr, MPOL_F_NODE | MPOL_F_ADDR);
+    ASSERT_EQ(numa_node, 1);
+
+    memset(ptr, 0xFF, size);
+    umf_result = umfMemoryProviderFree(os_memory_provider, ptr, size);
+    ASSERT_EQ(umf_result, UMF_RESULT_SUCCESS);
+}