fix random_bytes(0);

Author: divinity76

ext/random/random.c

@@ -574,8 +574,8 @@ PHP_FUNCTION(random_bytes)
 		Z_PARAM_LONG(size)
 	ZEND_PARSE_PARAMETERS_END();
 
-	if (size < 1) {
-		zend_argument_value_error(1, "must be greater than 0");
+	if (size < 0) {
+		zend_argument_value_error(1, "must be greater than or equal to 0");
 		RETURN_THROWS();
 	}
 

ext/random/tests/01_functions/random_bytes_error.phpt

@@ -3,20 +3,21 @@ Test error operation of random_bytes()
 --FILE--
 <?php
 //-=-=-=-
-
+var_dump(random_bytes(0));
 try {
     $bytes = random_bytes();
 } catch (TypeError $e) {
     echo $e->getMessage().PHP_EOL;
 }
 
 try {
-    $bytes = random_bytes(0);
+    $bytes = random_bytes(-1);
 } catch (Error $e) {
     echo $e->getMessage().PHP_EOL;
 }
 
 ?>
 --EXPECT--
+string(0) ""
 random_bytes() expects exactly 1 argument, 0 given
-random_bytes(): Argument #1 ($length) must be greater than 0
+random_bytes(): Argument #1 ($length) must be greater than or equal to 0