10000 [Validator] Allow empty string · symfony/symfony@9c07484 · GitHub
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[Validator] Allow empty string
Allow empty string if "min" option is null to match documentation "As with most of the other constraints, null and empty strings are considered valid values".
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2 files changed

+9
-2
lines changed

2 files changed

+9
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src/Symfony/Component/Validator/Constraints/LengthValidator.php

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -30,7 +30,7 @@ public function validate(mixed $value, Constraint $constraint)
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throw new UnexpectedTypeException($constraint, Length::class);
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}
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33-
if (null === $value) {
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if (null === $value || ('' === $value && !$constraint->min )) {
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return;
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}
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src/Symfony/Component/Validator/Tests/Constraints/LengthValidatorTest.php

Lines changed: 8 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -30,7 +30,14 @@ public function testNullIsValid()
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$this->assertNoViolation();
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}
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33-
public function testEmptyStringIsInvalid()
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public function testEmptyStringIsValidWithoutMin()
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{
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$this->validator->validate('', new Length(['max' => 6]));
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$this->assertNoViolation();
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}
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public function testEmptyStringIsInvalidWithMin()
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{
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$this->validator->validate('', new Length([
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'value' => $limit = 6,

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