Sourced from phpunit/phpunit's releases.

PHPUnit 12.3.13

• No changes; phpunit.phar rebuilt with updated dependencies

---

Learn how to install or update PHPUnit 12.3 in the documentation.

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PHPUnit 12.3.12

• No changes; phpunit.phar rebuilt with updated dependencies

---

Learn how to install or update PHPUnit 12.3 in the documentation.

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PHPUnit 12.3.11

Changed

• #6366: Exclude __sleep() and __wakeup() from test double code generation on PHP >= 8.5

---

Learn how to install or update PHPUnit 12.3 in the documentation.

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PHPUnit 12.3.10

Changed

• #6353: Disable performance optimization for tests requiring Xdebug
• #6357: Also collect E_DEPRECATED issues when building the test suite

---

Learn how to install or update PHPUnit 12.3 in the documentation.

Keep up to date with PHPUnit:

... (truncated)

Sourced from phpunit/phpunit's changelog.

[12.3.13] - 2025-09-23

• No changes; phpunit.phar rebuilt with updated dependencies

[12.3.12] - 2025-09-21

• No changes; phpunit.phar rebuilt with updated dependencies

[12.3.11] - 2025-09-14

Changed

• #6366: Exclude __sleep() and __wakeup() from test double code generation on PHP >= 8.5

[12.3.10] - 2025-09-11

Changed

• #6353: Disable performance optimization for tests requiring Xdebug
• #6357: Also collect E_DEPRECATED issues when building the test suite

[12.3.9] - 2025-09-11

Changed

• Do not use __sleep() method (which will be deprecated in PHP 8.5)

[12.3.8] - 2025-09-03

Fixed

• #6340: Implicitly enabled display of deprecation details is not disabled when it should be

[12.3.7] - 2025-08-28

Changed

• #[IgnorePhpunitDeprecations] is now considered for test runner deprecations (where applicable)

[12.3.6] - 2025-08-20

Changed

• Do not configure report_memleaks setting (which will be deprecated in PHP 8.5) for PHPT processes

[12.3.5] - 2025-08-16

Changed

• #6319: Detect premature end of PHPUnit's main PHP process

... (truncated)

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