fix: count TraversablePaginator (#6611)

Author: nikophil

src/State/Pagination/TraversablePaginator.php

@@ -68,6 +68,10 @@ public function count(): int
             return (int) ceil($this->totalItems);
         }
 
+        if ($this->totalItems === $this->itemsPerPage) {
+            return (int) ceil($this->totalItems);
+        }
+
         return $this->totalItems % $this->itemsPerPage;
     }
 

tests/State/Pagination/TraversablePaginatorTest.php

@@ -50,6 +50,8 @@ public static function initializeProvider(): array
             'Empty results' => [[], 1, 2, 0, 1, 0],
             '0 items per page' => [[0, 1, 2, 3], 1, 0, 4, 1, 4],
             'Total items less than items per page' => [[0, 1, 2], 1, 4, 3, 1, 3],
+            'Only one result' => [[0], 1, 1, 1, 1, 1],
+            'Same result number than total page' => [[0, 2, 3], 1, 3, 3, 1, 3],
         ];
     }
 }