adding test

Author: devnexen

ext/pgsql/tests/pg_trace.phpt

@@ -0,0 +1,20 @@
+--TEST--
+pg_trace
+--EXTENSIONS--
+pgsql
+--SKIPIF--
+<?php include("skipif.inc"); ?>
+--FILE--
+<?php
+
+include('config.inc');
+
+$db = pg_connect($conn_str);
+$tracefile = __DIR__ . '/trace.tmp';
+
+var_dump(pg_trace($tracefile, 'w', $db));
+$res = pg_query($db, 'select 1');
+
+?>
+--EXPECTF--
+bool(true)