Choice example

$expected = new ClassMetadata(Entity::class);
        $expected->setGroupSequence(['Foo', 'Entity']);
        $expected->addConstraint(new ConstraintA());
        $expected->addConstraint(new ConstraintB());
        $expected->addConstraint(new Callback('validateMe'));
        $expected->addConstraint(new Callback('validateMeStatic'));
        $expected->addConstraint(new Callback(['Symfony\Component\Validator\Tests\Fixtures\CallbackClass', 'callback']));
        $expected->addConstraint(new Traverse(false));
        $expected->addPropertyConstraint('firstName', new NotNull());
        $expected->addPropertyConstraint('firstName', new Range(['min' => 3]));
        $expected->addPropertyConstraint('firstName', new Choice(['A', 'B']));
        $expected->addPropertyConstraint('firstName', new All([new NotNull(), new Range(['min' => 3])]));
        $expected->addPropertyConstraint('firstName', new All(['constraints' => [new NotNull(), new Range(['min' => 3])]]));
        $expected->addPropertyConstraint('firstName', new Collection(['fields' => [
            'foo' => [new NotNull(), new Range(['min' => 3])],
            'bar' => [new Range(['min' => 5])],
        ]]));
        $expected->addPropertyConstraint('firstName', new Choice([
            'message' => 'Must be one of %choices%',
            'choices' => ['A', 'B'],
        ]));
        $expected->addGetterConstraint('lastName', new NotNull());
        

protected static function validateAdvisoryData(array $data): void {
    $not_blank_constraints = [
      new Type(['type' => 'string']),
      new NotBlank(),
    ];
    $collection_constraint = new Collection([
      'fields' => [
        'title' => $not_blank_constraints,
        'project' => $not_blank_constraints,
        'type' => $not_blank_constraints,
        'link' => $not_blank_constraints,
        'is_psa' => new Choice(['choices' => [1, '1', 0, '0', TRUE, FALSE]]),
        'insecure' => new Type(['type' => 'array']),
      ],
      // Allow unknown fields, in the case that new fields are added to JSON       // feed validation should still pass.       'allowExtraFields' => TRUE,
    ]);
    $violations = Validation::createValidator()->validate($data, $collection_constraint);
    if ($violations->count()) {
      foreach ($violations as $violation) {
        $violation_messages[] = "Field " . $violation->getPropertyPath() . ": " . $violation->getMessage();
      }
      

return ['foo', 'bar'];
    }

    public function objectMethodCallback()
    {
        return ['foo', 'bar'];
    }

    public function testExpectArrayIfMultipleIsTrue()
    {
        $this->expectException(UnexpectedValueException::class);
        $constraint = new Choice([
            'choices' => ['foo', 'bar'],
            'multiple' => true,
        ]);

        $this->validator->validate('asdf', $constraint);
    }

    public function testNullIsValid()
    {
        $this->validator->validate(
            null,
            

fields: [
                'foo' => [
                    new Assert\NotNull(),
                    new Assert\Range(min: 3),
                ],
                'bar' => new Assert\Range(min: 5),
                'baz' => new Assert\Required([new Assert\Email()]),
                'qux' => new Assert\Optional([new Assert\NotBlank()]),
            ],
            allowExtraFields: true
        ),
        Assert\Choice(choices: ['A', 'B'], message: 'Must be one of %choices%'),
        Assert\AtLeastOneOf(
            constraints: [
                new Assert\NotNull(),
                new Assert\Range(min: 3),
            ],
            message: 'foo',
            includeInternalMessages: false,
        ),
        Assert\Sequentially([
            new Assert\NotBlank(),
            new Assert\Range(min: 5),
        ]),

$loader->loadClassMetadata($metadata);

        $expected = new ClassMetadata(Entity::class);
        $expected->setGroupSequence(['Foo', 'Entity']);
        $expected->addConstraint(new ConstraintA());
        $expected->addConstraint(new ConstraintB());
        $expected->addConstraint(new Callback('validateMe'));
        $expected->addConstraint(new Callback('validateMeStatic'));
        $expected->addConstraint(new Callback(['Symfony\Component\Validator\Tests\Fixtures\CallbackClass', 'callback']));
        $expected->addPropertyConstraint('firstName', new NotNull());
        $expected->addPropertyConstraint('firstName', new Range(['min' => 3]));
        $expected->addPropertyConstraint('firstName', new Choice(['A', 'B']));
        $expected->addPropertyConstraint('firstName', new All([new NotNull(), new Range(['min' => 3])]));
        $expected->addPropertyConstraint('firstName', new All(['constraints' => [new NotNull(), new Range(['min' => 3])]]));
        $expected->addPropertyConstraint('firstName', new Collection(['fields' => [
            'foo' => [new NotNull(), new Range(['min' => 3])],
            'bar' => [new Range(['min' => 5])],
        ]]));
        $expected->addPropertyConstraint('firstName', new Choice([
            'message' => 'Must be one of %choices%',
            'choices' => ['A', 'B'],
        ]));
        $expected->addGetterConstraint('lastName', new NotNull());
        

$expected->addConstraint(new Callback('validateMeStatic'));
        $expected->addPropertyConstraint('firstName', new NotNull());
        $expected->addPropertyConstraint('firstName', new Range(['min' => 3]));
        $expected->addPropertyConstraint('firstName', new All([new NotNull(), new Range(['min' => 3])]));
        $expected->addPropertyConstraint('firstName', new All(['constraints' => [new NotNull(), new Range(['min' => 3])]]));
        $expected->addPropertyConstraint('firstName', new Collection([
            'foo' => [new NotNull(), new Range(['min' => 3])],
            'bar' => new Range(['min' => 5]),
            'baz' => new Required([new Email()]),
            'qux' => new Optional([new NotBlank()]),
        ], null, null, true));
        $expected->addPropertyConstraint('firstName', new Choice([
            'message' => 'Must be one of %choices%',
            'choices' => ['A', 'B'],
        ]));
        $expected->addPropertyConstraint('firstName', new AtLeastOneOf([
            new NotNull(),
            new Range(['min' => 3]),
        ], null, null, 'foo', null, false));
        $expected->addPropertyConstraint('firstName', new Sequentially([
            new NotBlank(),
            new Range(['min' => 5]),
        ]));
        

new GreaterThanOrEqual(['value' => 100]),
            ]],
            [7, [
                new LessThan(['value' => 5]),
                new IdenticalTo(['value' => 7]),
            ]],
            [-3, [
                new DivisibleBy(['value' => 4]),
                new Negative(),
            ]],
            ['FOO', [
                new Choice(['choices' => ['bar', 'BAR']]),
                new Regex(['pattern' => '/foo/i']),
            ]],
            ['fr', [
                new Country(),
                new Language(),
            ]],
            [[1, 3, 5], [
                new Count(['min' => 5]),
                new Unique(),
            ]],
        ];
    }

private static function validateReleaseData(array $data): void {
    $not_blank_constraints = [
      new Type('string'),
      new NotBlank(),
    ];
    $collection_constraint = new Collection([
      'fields' => [
        'version' => $not_blank_constraints,
        'date' => new Optional([new Type('numeric')]),
        'core_compatible' => new Optional([new Type('boolean')]),
        'core_compatibility_message' => new Optional($not_blank_constraints),
        'status' => new Choice(['published', 'unpublished']),
        'download_link' => new Optional($not_blank_constraints),
        'release_link' => $not_blank_constraints,
        'terms' => new Optional([
          new Type('array'),
          new Collection([
            'Release type' => new Optional([
              new Type('array'),
            ]),
          ]),
        ]),
      ],