Some tests sometimes fail. We should make they more stable.
I attach errors:
1) Yiisoft\Validator\Tests\Rule\GroupRuleTest::testCustomErrorMessage
RuntimeException: In order to use IDN validation intl extension must be installed and enabled.
/home/runner/work/validator/validator/src/Rule/Url.php:105
/home/runner/work/validator/validator/tests/Stub/CustomUrlRule.php:20
/home/runner/work/validator/validator/src/Rule/GroupRule.php:25
/home/runner/work/validator/validator/src/Rule.php:44
/home/runner/work/validator/validator/tests/Rule/GroupRuleTest.php:33
2) Yiisoft\Validator\Tests\Rule\GroupRuleTest::testErrorMessage
RuntimeException: In order to use IDN validation intl extension must be installed and enabled.
/home/runner/work/validator/validator/src/Rule/Url.php:105
/home/runner/work/validator/validator/tests/Stub/CustomUrlRule.php:20
/home/runner/work/validator/validator/src/Rule/GroupRule.php:25
/home/runner/work/validator/validator/src/Rule.php:44
/home/runner/work/validator/validator/tests/Rule/GroupRuleTest.php:27
3) Yiisoft\Validator\Tests\Rule\GroupRuleTest::testOptions
RuntimeException: In order to use IDN validation intl extension must be installed and enabled.
/home/runner/work/validator/validator/src/Rule/Url.php:105
/home/runner/work/validator/validator/tests/Stub/CustomUrlRule.php:20
/home/runner/work/validator/validator/src/Rule/GroupRule.php:41
/home/runner/work/validator/validator/tests/Rule/GroupRuleTest.php:66
4) Yiisoft\Validator\Tests\Rule\GroupRuleTest::testValidate
RuntimeException: In order to use IDN validation intl extension must be installed and enabled.
/home/runner/work/validator/validator/src/Rule/Url.php:105
/home/runner/work/validator/validator/tests/Stub/CustomUrlRule.php:20
/home/runner/work/validator/validator/src/Rule/GroupRule.php:25
/home/runner/work/validator/validator/src/Rule.php:44
/home/runner/work/validator/validator/tests/Rule/GroupRuleTest.php:19
Some tests sometimes fail. We should make they more stable.
I attach errors: