--- /dev/null
+--TEST--
+assert() basic - correct call back values before and after assert.
+--INI--
+assert.active = 1
+assert.warning = 1
+assert.callback=f1
+assert.bail = 0
+assert.quiet_eval = 0
+--FILE--
+<?php
+function f2()
+{
+ echo "f2 called\n";
+}
+
+function f1()
+{
+ echo "f1 called\n";
+}
+
+var_dump($o = assert_options(ASSERT_CALLBACK));
+assert(0);
+
+var_dump($o= assert_options(ASSERT_CALLBACK, "f2"));
+var_dump($n= assert_options(ASSERT_CALLBACK));
+assert(0);
+?>
+--EXPECTF--
+string(2) "f1"
+f1 called
+
+Warning: assert(): Assertion failed in %s on line 13
+string(2) "f1"
+string(2) "f2"
+f2 called
+
+Warning: assert(): Assertion failed in %s on line 17
+--UEXPECTF--
+unicode(2) "f1"
+f1 called
+
+Warning: assert(): Assertion failed in %s on line 13
+unicode(2) "f1"
+unicode(2) "f2"
+f2 called
+
+Warning: assert(): Assertion failed in %s on line 17