- add unot test for extended() function

Author: kodeart

tests/ExtendedArgumentsFunctionTest.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace Tests\Koded\Stdlib;
+
+use Koded\Stdlib\ExtendedArguments;
+use PHPUnit\Framework\TestCase;
+use function Koded\Stdlib\extended;
+
+class ExtendedArgumentsFunctionTest extends TestCase
+{
+    public function test_extended_arguments_function()
+    {
+        $actual = [
+            'foo.bar' => [1, 2, 3]
+        ];
+        $expected = [
+            'foo' => [
+                'bar' => [1, 2, 3]
+            ]
+        ];
+
+        $data = extended($actual);
+        $this->assertInstanceOf(ExtendedArguments::class, $data);
+        $this->assertSame($expected, $data->toArray());
+
+        $this->assertSame(3, $data->get('foo.bar.2'));
+        $this->assertSame(['foo.bar.2' => 3], $data->extract(['foo.bar.2']));
+
+        // mutate the value
+        $data->foo = 'bar';
+        $this->assertSame(['foo' => 'bar'], $data->toArray());
+    }
+
+}