fix null mod_name

deps/oblib/unittest/lib/allocator/test_fifo.cpp

@@ -32,6 +32,7 @@ const int64_t init_size = 0;
 
 int64_t glibc_alloc_count = 0;
 int64_t glibc_free_count = 0;
+const ObMemAttr default_memattr(OB_SERVER_TENANT_ID, ObNewModIds::TEST);
 
 #define MOCK_ALIGN 512
 #define MOCK_ALLOC_ALIGN 1
@@ -978,7 +979,7 @@ TEST(TestFIFO, init_idle_max)
   MockAllocator mock_allocator;
   ObFIFOAllocator fa;
   // invalid arg
-  ASSERT_NE(OB_SUCCESS, fa.init(&mock_allocator, 0));
+  ASSERT_NE(OB_SUCCESS, fa.init(&mock_allocator, 0, default_memattr));
   ASSERT_NE(OB_SUCCESS, fa.init(&mock_allocator, page_size, default_memattr, -1));
   ASSERT_NE(OB_SUCCESS, fa.init(&mock_allocator, page_size, default_memattr, 0, -1));
   ASSERT_NE(OB_SUCCESS, fa.init(&mock_allocator, page_size, default_memattr, 0, 0, -1));

deps/oblib/unittest/lib/allocator/test_page_arena.cpp

@@ -22,12 +22,12 @@ struct MyPageAllocator: public ObIAllocator
   {
     UNUSED(attr);
     alloc_count_++;
-    return ob_malloc(sz);
+    return ob_malloc(sz, ObNewModIds::TEST);
   }
   void *alloc(const int64_t sz)
   {
     alloc_count_++;
-    return ob_malloc(sz);
+    return ob_malloc(sz, ObNewModIds::TEST);
   }
   void free(void *p)
   {

deps/oblib/unittest/lib/allocator/test_slice_alloc.cpp

@@ -42,7 +42,7 @@ public:
 struct ObMallocWrapper: public AllocInterface
 {
 public:
-  void* alloc() { return common::ob_malloc(ISIZE); }
+  void* alloc() { return common::ob_malloc(ISIZE, ObNewModIds::TEST); }
   void free(void* p) { common::ob_free(p); }
 };