Fix YAML Generator creation

Author: PhrozenByte

tests/TestCase.php

@@ -168,12 +168,12 @@ private function parseYaml(string $input)
                 if (isset($value['~generator'])) {
                     $options = $value['~generator'];
                     $generator = static function (int $start, int $step, int $stop): Generator {
-                        for ($i = $start; $i < $stop; $i += $step) {
+                        for ($i = $start; $i <= $stop; $i += $step) {
                             yield $i;
                         }
                     };
 
-                    return $generator($options['start'] ?? 10, $options['step'] ?? 1, $options['stop'] ?? 10);
+                    return $generator($options['start'] ?? 0, $options['step'] ?? 1, $options['stop'] ?? 9);
                 }
 
                 if (isset($value['~object'])) {

tests/data/SequentialArrayTest.yml

@@ -165,10 +165,7 @@ testEvaluate:
         maxItems: ~
         constraint: ~
         other:
-            ~generator:
-                start: 0
-                step: 1
-                stop: 10
+            ~generator: {}
 
     -   minItems: 0
         maxItems: ~
@@ -246,10 +243,7 @@ testPreEvaluateFail:
         maxItems: 3
         constraint: ~
         other:
-            ~generator:
-                start: 0
-                step: 1
-                stop: 10
+            ~generator: { start: 0, step: 1, stop: 9 }
         expectedExceptionMessage: Failed asserting that %s is a sequential array with ≤ 3 items.
 
 testCountable: