--- /dev/null
+--TEST--
+builtin functions tests
+--FILE--
+<?php
+
+var_dump(get_resource_type());
+var_dump(get_resource_type(""));
+$fp = fopen(__FILE__, "r");
+var_dump(get_resource_type($fp));
+fclose($fp);
+var_dump(get_resource_type($fp));
+
+var_dump(get_loaded_extensions(true));
+var_dump(gettype(get_loaded_extensions()));
+var_dump(count(get_loaded_extensions()));
+
+define("USER_CONSTANT", "test");
+
+var_dump(get_defined_constants(true, true));
+var_dump(gettype(get_defined_constants(true)));
+var_dump(gettype(get_defined_constants()));
+var_dump(count(get_defined_constants()));
+
+function test () {
+}
+
+var_dump(get_defined_functions(true));
+var_dump(gettype(get_defined_functions()));
+var_dump(count(get_defined_functions()));
+
+var_dump(get_declared_interfaces(true));
+var_dump(gettype(get_declared_interfaces()));
+var_dump(count(get_declared_interfaces()));
+
+var_dump(get_extension_funcs());
+var_dump(get_extension_funcs(true));
+var_dump(gettype(get_extension_funcs("standard")));
+var_dump(count(get_extension_funcs("standard")));
+var_dump(gettype(get_extension_funcs("zend")));
+var_dump(count(get_extension_funcs("zend")));
+
+
+echo "Done\n";
+?>
+--EXPECTF--
+Warning: Wrong parameter count for get_resource_type() in %s on line %d
+NULL
+
+Warning: Supplied argument is not a valid resource handle in %s on line %d
+bool(false)
+string(6) "stream"
+string(7) "Unknown"
+
+Warning: Wrong parameter count for get_loaded_extensions() in %s on line %d
+NULL
+string(5) "array"
+int(%d)
+
+Warning: Wrong parameter count for get_defined_constants() in %s on line %d
+NULL
+string(5) "array"
+string(5) "array"
+int(%d)
+
+Warning: Wrong parameter count for get_defined_functions() in %s on line %d
+NULL
+string(5) "array"
+int(%d)
+
+Warning: Wrong parameter count for get_declared_interfaces() in %s on line %d
+NULL
+string(5) "array"
+int(%d)
+
+Warning: get_extension_funcs() expects exactly 1 parameter, 0 given in %s on line %d
+NULL
+bool(false)
+string(5) "array"
+int(%d)
+string(5) "array"
+int(%d)
+Done
+--UEXPECTF--
+Warning: Wrong parameter count for get_resource_type() in %s on line %d
+NULL
+
+Warning: Supplied argument is not a valid resource handle in %s on line %d
+bool(false)
+unicode(6) "stream"
+unicode(7) "Unknown"
+
+Warning: Wrong parameter count for get_loaded_extensions() in %s on line %d
+NULL
+unicode(5) "array"
+int(%d)
+
+Warning: Wrong parameter count for get_defined_constants() in %s on line %d
+NULL
+unicode(5) "array"
+unicode(5) "array"
+int(%d)
+
+Warning: Wrong parameter count for get_defined_functions() in %s on line %d
+NULL
+unicode(5) "array"
+int(%d)
+
+Warning: Wrong parameter count for get_declared_interfaces() in %s on line %d
+NULL
+unicode(5) "array"
+int(%d)
+
+Warning: get_extension_funcs() expects exactly 1 parameter, 0 given in %s on line %d
+NULL
+bool(false)
+unicode(5) "array"
+int(%d)
+unicode(5) "array"
+int(%d)
+Done