test: add delete tests

Author: mychidarko

tests/delete.test.php

@@ -0,0 +1,42 @@
+<?php
+
+test('values can be removed from session', function () {
+    $name = 'John Doe Again';
+
+    $session = new \Leaf\Http\Session();
+    $session->set('name', $name);
+
+    expect($session->get('name'))->toBe($name);
+
+    $session->unset('name');
+
+    expect($session->get('name'))->toBe(null);
+});
+
+test('values can be removed from session using array', function () {
+    $name = 'John Doe Again';
+
+    $session = new \Leaf\Http\Session();
+    $session->set('name', $name);
+
+    expect($session->get('name'))->toBe($name);
+
+    $session->unset(['name']);
+
+    expect($session->get('name'))->toBe(null);
+});
+
+test('values can be removed from session using dot notation', function () {
+    $name = 'John Doe Again';
+
+    $session = new \Leaf\Http\Session();
+    $session->set('user.name', $name);
+
+    expect($session->get('user.name'))->toBe($name);
+
+    $session->unset('user.name');
+
+    echo json_encode($_SESSION);
+
+    expect($session->get('user.name'))->toBe(null);
+});