6 calls to file_validate() in Drupal 8

FileUploadResource::validate in core/modules/file/src/Plugin/rest/resource/FileUploadResource.php

Validates the file.

FileValidationConstraintValidator::validate in core/modules/file/src/Plugin/Validation/Constraint/FileValidationConstraintValidator.php

Checks if the passed value is valid.

TemporaryJsonapiFileFieldUploader::validate in core/modules/jsonapi/src/Controller/TemporaryJsonapiFileFieldUploader.php

Validates the file.

ValidateTest::testCallerValidation in core/modules/file/tests/src/Kernel/ValidateTest.php

Test that the validators passed into are checked.

ValidateTest::testInsecureExtensions in core/modules/file/tests/src/Kernel/ValidateTest.php

Tests hard-coded security check in file_validate().

_file_save_upload_single in core/modules/file/file.module

Saves a file upload to a new location.