[PATCH 2/2] ntdll/tests: Add test for reserving massive amounts of memory.

[Evan Tang]

From: Evan Tang

---
 dlls/ntdll/tests/virtual.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/dlls/ntdll/tests/virtual.c b/dlls/ntdll/tests/virtual.c
index a9dec1b5a8a..775d5125b87 100644
--- a/dlls/ntdll/tests/virtual.c
+++ b/dlls/ntdll/tests/virtual.c
@@ -2676,6 +2676,22 @@ static void test_query_image_information(void)
     NtClose( file );
 }

+static void test_massive_memory_reservation(void)
+{
+    /* No ok() usage here, failing the test == getting killed by the OOM killer */
+    SIZE_T i;
+    for (i = page_size; i; i <<= 1)
+    {
+        void* ptr;
+        ptr = VirtualAlloc(NULL, i, MEM_RESERVE, PAGE_NOACCESS);
+        if (ptr)
+            VirtualFree(ptr, i, MEM_RELEASE);
+        ptr = malloc(i);
+        if (ptr)
+            free(ptr);
+    }
+}
+
 START_TEST(virtual)
 {
     HMODULE mod;
@@ -2726,4 +2742,5 @@ START_TEST(virtual)
     test_syscalls();
     test_query_region_information();
     test_query_image_information();
+    test_massive_memory_reservation();
 }