From 44030846dd4a59d6089790e74255a7bbdeba7778 Mon Sep 17 00:00:00 2001
From: Daniel Winning <DanielWinning@users.noreply.github.com>
Date: Wed, 9 Apr 2025 02:48:30 +0100
Subject: [PATCH] Add unit test for count method

---
 tests/CollectionTest.php | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/tests/CollectionTest.php b/tests/CollectionTest.php
index a03fe0a..ae3379c 100644
--- a/tests/CollectionTest.php
+++ b/tests/CollectionTest.php
@@ -28,6 +28,13 @@ class CollectionTest extends TestCase
         $this->assertEquals($expectedResult, $collection->toArray());
     }
 
+    #[DataProvider('countDataProvider')]
+    public function testCount(array $items, int $expectedResult): void
+    {
+        $collection = new Collection($items);
+        $this->assertEquals($expectedResult, $collection->count());
+    }
+
     public static function addDataProvider(): array
     {
         return [
@@ -69,4 +76,22 @@ class CollectionTest extends TestCase
             ],
         ];
     }
+
+    public static function countDataProvider(): array
+    {
+        return [
+            [
+                'items' => ['A', 'B', 'C'],
+                'expectedResult' => 3,
+            ],
+            [
+                'items' => [],
+                'expectedResult' => 0,
+            ],
+            [
+                'items' => [1, 2, 3, 4, 5],
+                'expectedResult' => 5,
+            ],
+        ];
+    }
 }
\ No newline at end of file