1 files changed, 46 insertions, 0 deletions
diff --git a/libvtv/testsuite/register_pair_inserts.cc b/libvtv/testsuite/register_pair_inserts.cc
new file mode 100644
index 00000000000..72d6d968465
--- /dev/null
+++ b/libvtv/testsuite/register_pair_inserts.cc
@@ -0,0 +1,46 @@
+#include "vtv_utils.h"
+#include "vtv_rts.h"
+
+/* This configuration will test mostly inserting of new elements since 
+   the number of repeats is 1. It should also do a lot of rehashing */
+
+/* This test case may fail depending on the system configuration.
+   Check the value of  /proc/sys/vm/max_map_count and fix by doing
+   Ex: sudo sh -c  "echo 131060 > /proc/sys/vm/max_map_count" */
+
+#define NUM_MAPS 40000
+#define ELEMENTS_PER_MAP 100
+#define NUM_REPEATS 1
+
+/* This variable has to be put in rel.ro */
+void * maps[NUM_MAPS] VTV_PROTECTED_VAR;
+
+struct fake_vt {
+  void * fake_vfp [4];
+};
+void * fake_vts [NUM_MAPS * ELEMENTS_PER_MAP];
+
+
+int main()
+{
+  __VLTChangePermission(__VLTP_READ_WRITE);
+
+  for (int k = 0; k < NUM_REPEATS; k++)
+    {
+      int curr_fake_vt = 0;
+      for (int i = 0; i < NUM_MAPS; i++)
+	for (int j = 0; j < ELEMENTS_PER_MAP; j++)
+	  {
+#ifdef VTV_DEBUG
+	    __VLTRegisterPairDebug(&maps[i], &fake_vts[curr_fake_vt], 0, 0, 0, 0);
+#else
+	    __VLTRegisterPair(&maps[i], &fake_vts[curr_fake_vt]);
+#endif
+	    curr_fake_vt++;
+	  }
+    }
+
+  __VLTChangePermission(__VLTP_READ_ONLY);
+
+  return 0;
+}