- Fix tests if Zend Optimizer is loaded

tests/run-test/test005.phpt

@@ -1,5 +1,9 @@
 --TEST--
-Error message handling
+Error message handling (without ZendOptimizer)
+--SKIPIF--
+<?php
+!extension_loaded("Zend Optimizer") or die("skip Zend Optimizer is loaded");
+?>
 --FILE--
 <?php
 // If this test fails ask the developers of run-test.php

tests/run-test/test008.phpt

@@ -0,0 +1,33 @@
+--TEST--
+Error message handling (with ZendOptimizer)
+--SKIPIF--
+<?php
+extension_loaded("Zend Optimizer") or die("skip Zend Optimizer is loaded");
+?>
+--FILE--
+<?php
+// If this test fails ask the developers of run-test.php
+//
+// We check the general ini settings which affect error handling
+// and than verify if a message is given by a division by zero.
+// EXPECTF is used here since the error format may change but ut 
+// should always contain 'Division by zero'.
+var_dump(ini_get('display_errors'));
+var_dump(ini_get('error_reporting'));
+var_dump(ini_get('log_errors'));
+var_dump(ini_get('track_errors'));
+ini_set('display_errors', 0);
+var_dump(ini_get('display_errors'));
+var_dump($php_errormsg);
+$error = 1 / 0;
+var_dump($php_errormsg);
+?>
+--EXPECTF--
+%s: %sivision by zero in %s on line %d
+string(1) "1"
+string(4) "2047"
+string(1) "0"
+string(1) "1"
+string(1) "0"
+string(%d) "%sivision by zer%s"
+string(%d) "%sivision by zer%s"