Extended tests

Author: derickr

ext/date/tests/DateInterval_serialize-001.phpt

@@ -18,6 +18,11 @@ var_dump($e);
 
 echo "\n\nCalling __serialize manually:\n";
 var_dump($d->__serialize());
+
+echo "\n\nUsed serialised interval:\n";
+$now = new DateTimeImmutable("2022-04-22 16:25:11 BST");
+var_dump($now->add($e));
+var_dump($now->sub($e));
 ?>
 --EXPECTF--
 Original object:
@@ -97,3 +102,22 @@ array(%d) {
   ["from_string"]=>
   bool(false)
 }
+
+
+Used serialised interval:
+object(DateTimeImmutable)#4 (3) {
+  ["date"]=>
+  string(26) "2024-04-26 22:33:11.000000"
+  ["timezone_type"]=>
+  int(2)
+  ["timezone"]=>
+  string(3) "BST"
+}
+object(DateTimeImmutable)#4 (3) {
+  ["date"]=>
+  string(26) "2020-04-18 10:17:11.000000"
+  ["timezone_type"]=>
+  int(2)
+  ["timezone"]=>
+  string(3) "BST"
+}

ext/date/tests/DateInterval_serialize-002.phpt

@@ -37,6 +37,11 @@ $d->__unserialize(
 	]
 );
 var_dump($d);
+
+echo "\n\nUsed serialised interval:\n";
+$now = new DateTimeImmutable("2022-04-15 10:27:27 BST");
+var_dump($now->add($e));
+var_dump($now->sub($e));
 ?>
 --EXPECTF--
 Original object:
@@ -141,3 +146,22 @@ object(DateInterval)#5 (10) {
   ["from_string"]=>
   bool(false)
 }
+
+
+Used serialised interval:
+object(DateTimeImmutable)#6 (3) {
+  ["date"]=>
+  string(26) "2065-08-08 11:39:54.000000"
+  ["timezone_type"]=>
+  int(2)
+  ["timezone"]=>
+  string(3) "BST"
+}
+object(DateTimeImmutable)#6 (3) {
+  ["date"]=>
+  string(26) "1978-12-22 09:15:00.000000"
+  ["timezone_type"]=>
+  int(2)
+  ["timezone"]=>
+  string(3) "BST"
+}

ext/date/tests/DateInterval_serialize-003.phpt

@@ -4,6 +4,8 @@ Test DateInterval::__serialize and DateInterval::__unserialize
 <?php
 date_default_timezone_set("Europe/London");
 
+// the 15:30 gets ignored, as it's not a "relative" interval.
+// See: https://github.com/php/php-src/issues/8458
 $d = DateInterval::createFromDateString('next weekday 15:30');
 echo "Original object:\n";
 var_dump($d);
@@ -28,6 +30,11 @@ $d->__unserialize(
 	]
 );
 var_dump($d);
+
+echo "\n\nUsed serialised interval:\n";
+$now = new DateTimeImmutable("2022-04-22 16:25:11 BST");
+var_dump($now->add($e));
+var_dump($now->sub($e));
 ?>
 --EXPECTF--
 Original object:
@@ -68,3 +75,24 @@ object(DateInterval)#3 (2) {
   ["date_string"]=>
   string(18) "next weekday 15:30"
 }
+
+
+Used serialised interval:
+object(DateTimeImmutable)#4 (3) {
+  ["date"]=>
+  string(26) "2022-04-25 16:25:11.000000"
+  ["timezone_type"]=>
+  int(2)
+  ["timezone"]=>
+  string(3) "BST"
+}
+
+Warning: DateTimeImmutable::sub(): Only non-special relative time specifications are supported for subtraction in %s on line %d
+object(DateTimeImmutable)#4 (3) {
+  ["date"]=>
+  string(26) "2022-04-22 16:25:11.000000"
+  ["timezone_type"]=>
+  int(2)
+  ["timezone"]=>
+  string(3) "BST"
+}

ext/date/tests/bug52113.phpt

@@ -56,7 +56,7 @@ object(DateInterval)#%d (%d) {
   bool(false)
 }
 string(164) "O:12:"DateInterval":10:{s:1:"y";i:0;s:1:"m";i:0;s:1:"d";i:0;s:1:"h";i:4;s:1:"i";i:0;s:1:"s";i:0;s:1:"f";d:0;s:6:"invert";i:0;s:4:"days";i:0;s:11:"from_string";b:0;}"
-DateInterval::__set_state(array(
+\DateInterval::__set_state(array(
    'y' => 0,
    'm' => 0,
    'd' => 0,