bugfix: free any extra results so CALL commands don't fail

simpletest/CallTest.php

@@ -0,0 +1,17 @@
+<?php
+class CallTest extends SimpleTest {
+  function test_1_create_procedure() {
+    DB::query("DROP PROCEDURE IF EXISTS myProc");
+    DB::query("CREATE PROCEDURE myProc()
+    BEGIN
+      SELECT * FROM accounts;
+    END");
+  }
+
+  function test_2_run_procedure() {
+    $r = DB::query("CALL myProc()");
+    $this->assert($r[0]['username'] === 'Abe');
+    $this->assert($r[2]['age'] === '914');
+  }
+
+}

simpletest/test.php

@@ -1,7 +1,7 @@
 #!/usr/bin/php
 <?php
 class SimpleTest {
-  protected function assert($boolean) {
+  public function assert($boolean) {
     if (! $boolean) $this->fail();
   }
 
@@ -33,6 +33,7 @@ DB::$host = $set_host;
 DB::get(); //connect to mysql
 
 require_once 'BasicTest.php';
+require_once 'CallTest.php';
 require_once 'ObjectTest.php';
 require_once 'WhereClauseTest.php';
 require_once 'ErrorTest.php';
@@ -41,6 +42,7 @@ require_once 'HelperTest.php';
 
 $classes_to_test = array(
   'BasicTest',
+  'CallTest',
   'WhereClauseTest',
   'ObjectTest',
   'ErrorTest',