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archived-php-src/ext/reflection/tests/ReflectionObject_isSubclassOf.002.phpt
Nikita Popov b10416a652 Deprecate passing null to non-nullable arg of internal function
This deprecates passing null to non-nullable scale arguments of
internal functions, with the eventual goal of making the behavior
consistent with userland functions, where null is never accepted
for non-nullable arguments.

This change is expected to cause quite a lot of fallout. In most
cases, calling code should be adjusted to avoid passing null. In
some cases, PHP should be adjusted to make some function arguments
nullable. I have already fixed a number of functions before landing
this, but feel free to file a bug if you encounter a function that
doesn't accept null, but probably should. (The rule of thumb for
this to be applicable is that the function must have special behavior
for 0 or "", which is distinct from the natural behavior of the
parameter.)

RFC: https://wiki.php.net/rfc/deprecate_null_to_scalar_internal_arg

Closes GH-6475.
2021-02-11 21:46:13 +01:00

47 lines
1.2 KiB
PHP

--TEST--
ReflectionObject::isSubclassOf() - bad arguments
--CREDITS--
Robin Fernandes <robinf@php.net>
Steve Seear <stevseea@php.net>
--FILE--
<?php
class C {}
$ro = new ReflectionObject(new C);
echo "\n\nTest bad arguments:\n";
try {
$ro->isSubclassOf();
} catch (ArgumentCountError $e) {
echo $e->getMessage() . "\n";
}
try {
$ro->isSubclassOf('C', 'C');
} catch (ArgumentCountError $e) {
echo $e->getMessage() . "\n";
}
try {
$ro->isSubclassOf(null);
} catch (ReflectionException $e) {
echo $e->getMessage() . "\n";
}
try {
$ro->isSubclassOf('ThisClassDoesNotExist');
} catch (ReflectionException $e) {
echo $e->getMessage() . "\n";
}
try {
$ro->isSubclassOf(2);
} catch (ReflectionException $e) {
echo $e->getMessage() . "\n";
}
?>
--EXPECTF--
Test bad arguments:
ReflectionClass::isSubclassOf() expects exactly 1 argument, 0 given
ReflectionClass::isSubclassOf() expects exactly 1 argument, 2 given
Deprecated: ReflectionClass::isSubclassOf(): Passing null to parameter #1 ($class) of type ReflectionClass|string is deprecated in %s on line %d
Class "" does not exist
Class "ThisClassDoesNotExist" does not exist
Class "2" does not exist