#3623 change the stat64 test to not expect exact stats. messages may be...

#3623 change the stat64 test to not expect exact stats.  messages may be buffered in the tree and not yet pushed to the leaf refs[t:3623]

git-svn-id: file:///svn/toku/tokudb@32756 c7de825b-a66e-492c-adef-691d508d4ae1

src/tests/stat64.c

@@ -56,24 +56,61 @@ test_stat64 (unsigned int N) {
     }
     r=txn->commit(txn, 0); CKERR(r);
 
+    // get and verify stats, should be treated as estimates
     r=env->txn_begin(env, 0, &txn, 0);  CKERR(r);
-    DB_BTREE_STAT64 s;
-    r=db->stat64(db, txn, &s); CKERR(r);
-    if (verbose) {
-	r = system("ls -l " ENVDIR);
+    {
+        DB_BTREE_STAT64 s;
+        r=db->stat64(db, txn, &s); CKERR(r);
+        if (verbose) {
+            r = system("ls -l " ENVDIR);
+            CKERR(r);
+            printf("nkeys=%" PRIu64 "\nndata=%" PRIu64 "\ndsize=%" PRIu64 "\n",
+                   s.bt_nkeys, s.bt_ndata, s.bt_dsize);
+            printf("fsize=%" PRIu64 "\n", s.bt_fsize);
+            printf("expected dsize=%" PRIu64 "\n", dsize); 
+        }
+        assert(s.bt_nkeys <= N);
+        assert(s.bt_ndata <= N);
+        assert(s.bt_dsize <= dsize);
+        assert(s.bt_fsize > N);
+    }
+    r=txn->commit(txn, 0); CKERR(r);
+
+    // get the last row, this forces the root estimates to be updated
+    {
+        r = env->txn_begin(env, NULL, &txn, 0); CKERR(r);
+        DBC *c = NULL;
+        r = db->cursor(db, txn, &c, 0); CKERR(r);
+        DBT key = {.size = 0};
+        DBT val = {.size = 0};
+        r = c->c_get(c, &key, &val, DB_LAST);
         CKERR(r);
-	printf("nkeys=%" PRIu64 "\nndata=%" PRIu64 "\ndsize=%" PRIu64 "\n",
-	       s.bt_nkeys, s.bt_ndata, s.bt_dsize);
-	printf("fsize=%" PRIu64 "\n", s.bt_fsize);
-	printf("expected dsize=%" PRIu64 "\n", dsize); 
+        r = c->c_close(c); CKERR(r);
+        r = txn->commit(txn, 0); CKERR(r);
+    }
+
+    // get and verify stats
+    r=env->txn_begin(env, 0, &txn, 0);  CKERR(r);
+    {
+        DB_BTREE_STAT64 s;
+        r=db->stat64(db, txn, &s); CKERR(r);
+        if (verbose) {
+            r = system("ls -l " ENVDIR);
+            CKERR(r);
+            printf("nkeys=%" PRIu64 "\nndata=%" PRIu64 "\ndsize=%" PRIu64 "\n",
+                   s.bt_nkeys, s.bt_ndata, s.bt_dsize);
+            printf("fsize=%" PRIu64 "\n", s.bt_fsize);
+            printf("expected dsize=%" PRIu64 "\n", dsize); 
+        }
+        assert(s.bt_nkeys == N);
+        assert(s.bt_ndata == N);
+        assert(s.bt_dsize == dsize);
+        assert(s.bt_fsize > N);
     }
-    assert(s.bt_nkeys==N);
-    assert(s.bt_ndata==N);
-    assert(s.bt_dsize==dsize);
-    assert(s.bt_fsize>N);
     r=txn->commit(txn, 0); CKERR(r);
 
     r=db->close(db, 0); CKERR(r);
+
     r=env->close(env, 0); CKERR(r);
 }