more TDB

source/libs/tdb/src/db/tdbBtree.c

@@ -914,6 +914,7 @@ static int tdbBtreeEncodePayload(SPage *pPage, u8 *pPayload, const void *pKey, i
   return 0;
 }
 
+// TODO: allow vLen = 0
 static int tdbBtreeEncodeCell(SPage *pPage, const void *pKey, int kLen, const void *pVal, int vLen, SCell *pCell,
                               int *szCell) {
   u8  flags;

source/libs/tdb/test/tdbTest.cpp

@@ -17,10 +17,8 @@ TEST(tdb_test, simple_test) {
   GTEST_ASSERT_EQ(ret, 0);
 
   {
-    char  key[64];
-    char  val[64];
-    void *pVal = NULL;
-    int   vLen;
+    char key[64];
+    char val[64];
 
     {  // Insert some data
 
@@ -33,6 +31,9 @@ TEST(tdb_test, simple_test) {
     }
 
     {  // Query the data
+      void *pVal = NULL;
+      int   vLen;
+
       for (int i = 1; i <= nData; i++) {
         sprintf(key, "key%d", i);
         sprintf(val, "value%d", i);
@@ -46,6 +47,8 @@ TEST(tdb_test, simple_test) {
     }
 
     {  // Loop to query the data
+       // STDbC *pDBC;
+       // tdbDBNext(pDBC, p)
     }
   }