pass wildcard tests

TESTS.md

@@ -126,4 +126,13 @@ $digcmd @$ns -p $port A doesntexist.a.example.com
 #   should return NS records in ANSWER section, nothing else
 $digcmd @$ns -p $port NS a.example.com
 
+# Test:
+#   wildcard record should match after static records
+$digcmd @$ns -p $port ANY wild.example.com                      # no record
+$digcmd @$ns -p $port ANY exists.wild.example.com               # static record, before wildcard
+$digcmd @$ns -p $port ANY foo.exists.wild.example.com           # no record
+$digcmd @$ns -p $port ANY doesntexist.wild.example.com          # single-level wildcard
+$digcmd @$ns -p $port ANY alsedoesntexist.wild.example.com      # single-level wildcard
+$digcmd @$ns -p $port ANY foo.doesntexist.wild.example.com      # no second-level wildcard
+
 ```

lib/dns-store.js

@@ -29,13 +29,47 @@ function getRecords(db, qname, cb) {
   });
 
   function checkCount() {
+    var ready;
+
     count -= 1;
-    if (count <= 0) {
+    ready = count <= 0;
+
+    if (!ready) {
+      return;
+    }
+
     myRecords = myRecords.filter(function (r) {
       return !delMe[r.id];
     });
-      cb(null, myRecords);
+
+    // There are a number of ways to interpret the wildcard rules
+    var hasWild = false;
+    var hasMatch = false;
+    myRecords.some(function (r) {
+      if (qname === r.name) {
+        hasMatch = true;
+        return true;
       }
+      if ('*' === r.name[0]) {
+        hasWild = true;
+      }
+    });
+
+    if (hasMatch) {
+      myRecords = myRecords.filter(function (r) {
+        if ('*' !== r.name[0]) { return true; }
+      });
+    }
+    /*
+    // no need to filter out records if wildcard is used
+    else {
+      records = records.filter(function (r) {
+        if ('*' === r.name[0]) { return true; }
+      });
+    }
+    */
+
+    cb(null, myRecords);
   }
 
   function getRecord(r) {