#8995, #8996 - added unit test, changelog line

framework/CHANGELOG.md

@@ -53,6 +53,7 @@ Yii Framework 2 Change Log
 - Enh #8329: Added support of options for `message` console command (vchenin)
 - Enh #8613: `yii\widgets\FragmentCache` will not store empty content anymore which fixes some problems related to `yii\filters\PageCache` (kidol)
 - Enh #8649: Added total applied migrations to final report (vernik91)
+- Enh #8995: `yii\validators\FileValidator::maxFiles` can be set to `0` to allow unlimited count of files (PowerGamer1, silverfire)
 - Enh #9282: Improved JSON error handling to support PHP 5.5 error codes (freezy-sk)
 - Enh #9337: Added `yii\db\ColumnSchemaBuilder::defaultExpression()` to support DB Expression as default value (kotchuprik)
 - Enh #9465: ./yii migrate/create now generates code based on migration name and --fields (pana1990)

tests/framework/validators/FileValidatorTest.php

@@ -137,6 +137,12 @@ class FileValidatorTest extends TestCase
         $val->validateAttribute($m, 'attr_files');
         $this->assertTrue($m->hasErrors());
         $this->assertTrue(stripos(current($m->getErrors('attr_files')), 'you can upload at most') !== false);
+
+        $val->maxFiles = 0;
+        $m->clearErrors();
+        $val->validateAttribute($m, 'attr_files');
+        $this->assertFalse($m->hasErrors());
+
         $m = FakedValidationModel::createWithAttributes(
             [
                 'attr_images' => $this->createTestFiles(
@@ -152,8 +158,8 @@ class FileValidatorTest extends TestCase
                             'type' => 'image/png'
                         ],
                         [
-                                'name' => 'text.txt',
-                                'size' => 1024
+                            'name' => 'text.txt',
+                            'size' => 1024
                         ],
                     ]
                 )