test: Hashtable backend tests assume old-style backends

[ralflang]

From the mailing list:

This is probably not related, but when I run tests against
horde/cache, I get this:

root@horde-develop:/var/www/cache# vendor/bin/phpunit
PHPUnit 11.5.55 by Sebastian Bergmann and contributors.

Runtime: PHP 8.5.5
Configuration: /var/www/cache/phpunit.xml.dist

...........................................SSSSSSSSEEEEEEEESSSS 63 /
131 ( 48%)
SSSSSSSSSSSSD...S...SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS... 126 /
131 ( 96%)
.S... 131 /
131 (100%)

Time: 00:00.373, Memory: 12.00 MB

There were 8 errors:

1. Horde\Cache\Test\HashtableTest::testReadWrite
   TypeError: Horde\Cache\HashtableStorage::__construct(): Argument Implement php7.4+ preferred serialization. #1
   ($hashtable) must be of type Horde\HashTable\HashTable,
   Horde_HashTable_Memory given, called in
   /var/www/cache/test/Integration/HashtableTest.php on line 39

/var/www/cache/src/HashtableStorage.php:49
/var/www/cache/test/Integration/HashtableTest.php:39
/var/www/cache/test/TestBase.php:39

2. Horde\Cache\Test\HashtableTest::testSet
   TypeError: Horde\Cache\HashtableStorage::__construct(): Argument Implement php7.4+ preferred serialization. #1
   ($hashtable) must be of type Horde\HashTable\HashTable,
   Horde_HashTable_Memory given, called in
   /var/www/cache/test/Integration/HashtableTest.php on line 39

/var/www/cache/src/HashtableStorage.php:49
/var/www/cache/test/Integration/HashtableTest.php:39
/var/www/cache/test/TestBase.php:39

3. Horde\Cache\Test\HashtableTest::testExists
   TypeError: Horde\Cache\HashtableStorage::__construct(): Argument Implement php7.4+ preferred serialization. #1
   ($hashtable) must be of type Horde\HashTable\HashTable,
   Horde_HashTable_Memory given, called in
   /var/www/cache/test/Integration/HashtableTest.php on line 39

/var/www/cache/src/HashtableStorage.php:49
/var/www/cache/test/Integration/HashtableTest.php:39
/var/www/cache/test/TestBase.php:39

4. Horde\Cache\Test\HashtableTest::testGet
   TypeError: Horde\Cache\HashtableStorage::__construct(): Argument Implement php7.4+ preferred serialization. #1
   ($hashtable) must be of type Horde\HashTable\HashTable,
   Horde_HashTable_Memory given, called in
   /var/www/cache/test/Integration/HashtableTest.php on line 39

/var/www/cache/src/HashtableStorage.php:49
/var/www/cache/test/Integration/HashtableTest.php:39
/var/www/cache/test/TestBase.php:39

5. Horde\Cache\Test\HashtableTest::testOutput
   TypeError: Horde\Cache\HashtableStorage::__construct(): Argument Implement php7.4+ preferred serialization. #1
   ($hashtable) must be of type Horde\HashTable\HashTable,
   Horde_HashTable_Memory given, called in
   /var/www/cache/test/Integration/HashtableTest.php on line 39

/var/www/cache/src/HashtableStorage.php:49
/var/www/cache/test/Integration/HashtableTest.php:39
/var/www/cache/test/TestBase.php:39

6. Horde\Cache\Test\HashtableTest::testExpire
   TypeError: Horde\Cache\HashtableStorage::__construct(): Argument Implement php7.4+ preferred serialization. #1
   ($hashtable) must be of type Horde\HashTable\HashTable,
   Horde_HashTable_Memory given, called in
   /var/www/cache/test/Integration/HashtableTest.php on line 39

/var/www/cache/src/HashtableStorage.php:49
/var/www/cache/test/Integration/HashtableTest.php:39
/var/www/cache/test/TestBase.php:39

7. Horde\Cache\Test\HashtableTest::testClear
   TypeError: Horde\Cache\HashtableStorage::__construct(): Argument Implement php7.4+ preferred serialization. #1
   ($hashtable) must be of type Horde\HashTable\HashTable,
   Horde_HashTable_Memory given, called in
   /var/www/cache/test/Integration/HashtableTest.php on line 39

/var/www/cache/src/HashtableStorage.php:49
/var/www/cache/test/Integration/HashtableTest.php:39
/var/www/cache/test/TestBase.php:39

8. Horde\Cache\Test\HashtableTest::testCompress
   TypeError: Horde\Cache\HashtableStorage::__construct(): Argument Implement php7.4+ preferred serialization. #1
   ($hashtable) must be of type Horde\HashTable\HashTable,
   Horde_HashTable_Memory given, called in
   /var/www/cache/test/Integration/HashtableTest.php on line 39

/var/www/cache/src/HashtableStorage.php:49
/var/www/cache/test/Integration/HashtableTest.php:39
/var/www/cache/test/TestBase.php:39

--

1 test triggered 3 PHP deprecations:

/var/www/cache/vendor/horde/mongo/bundle/vendor/mongodb/mongodb/src/functions.php:138
Non-canonical cast (integer) is deprecated, use the (int) cast instead

Triggered by:

• Horde\Cache\Test\Integration\MongoTest::testReadWrite
  /var/www/cache/test/TestBase.php:45

/var/www/cache/vendor/horde/mongo/bundle/vendor/mongodb/mongodb/src/functions.php:139
Non-canonical cast (integer) is deprecated, use the (int) cast instead

Triggered by:

• Horde\Cache\Test\Integration\MongoTest::testReadWrite
  /var/www/cache/test/TestBase.php:45

3. /var/www/cache/vendor/horde/mongo/lib/Horde/Mongo/Client.php:32
   Horde_Mongo_Client implements the Serializable interface, which is
   deprecated. Implement __serialize() and __unserialize() instead (or in
   addition, if support for old PHP versions is necessary)

Triggered by:

• Horde\Cache\Test\Integration\MongoTest::testReadWrite
  /var/www/cache/test/TestBase.php:45

ERRORS!
Tests: 131, Assertions: 133, Errors: 8, Deprecations: 3, PHPUnit
Deprecations: 13, Skipped: 66.