Abel Hoogeveen
5df6b733d0
The following tests for classes have been implemented: - Security - Input - Encryption Library - Utf8 A mocking autoloader has been added (but is not yet configured correctly)
386 lines
14 KiB
PHP
386 lines
14 KiB
PHP
<?php
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/**
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* FuzeWorks.
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*
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* The FuzeWorks MVC PHP FrameWork
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*
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* Copyright (C) 2015 TechFuze
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @author TechFuze
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* @copyright Copyright (c) 2013 - 2016, Techfuze. (http://techfuze.net)
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* @copyright Copyright (c) 1996 - 2015, Free Software Foundation, Inc. (http://www.fsf.org/)
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* @license http://opensource.org/licenses/GPL-3.0 GPLv3 License
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*
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* @link http://fuzeworks.techfuze.net
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* @since Version 0.0.1
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*
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* @version Version 0.0.1
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*/
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use FuzeWorks\Factory;
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/**
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* Class SecurityTest.
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*
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* Core testing suite, will test security class functionality
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*/
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class securityTest extends CoreTestAbstract
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{
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public function setUp()
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{
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// Set cookie for security test
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$_COOKIE['fw_csrf_cookie'] = md5(uniqid(mt_rand(), TRUE));
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// Set config for Security class
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$config = Factory::getInstance()->config->getConfig('security');
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$config->csrf_protection = true;
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$config->csrf_token_name = 'fw_csrf_token';
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$config->csrf_cookie_name = 'fw_csrf_cookie';
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$this->security = new Mock_Core_Security();
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}
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// --------------------------------------------------------------------
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public function test_csrf_verify()
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{
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$_SERVER['REQUEST_METHOD'] = 'GET';
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$this->assertInstanceOf('FuzeWorks\Security', $this->security->csrf_verify());
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}
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// --------------------------------------------------------------------
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/**
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* @expectedException FuzeWorks\SecurityException
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*/
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public function test_csrf_verify_invalid()
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{
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// Without issuing $_POST[csrf_token_name], this request will triggering CSRF error
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$_SERVER['REQUEST_METHOD'] = 'POST';
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$this->security->csrf_verify();
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}
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// --------------------------------------------------------------------
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public function test_csrf_verify_valid()
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{
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$_SERVER['REQUEST_METHOD'] = 'POST';
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$_POST[$this->security->csrf_token_name] = $this->security->csrf_hash;
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$this->assertInstanceOf('FuzeWorks\Security', $this->security->csrf_verify());
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}
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// --------------------------------------------------------------------
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public function test_get_csrf_hash()
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{
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$this->assertEquals($this->security->csrf_hash, $this->security->get_csrf_hash());
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}
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// --------------------------------------------------------------------
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public function test_get_csrf_token_name()
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{
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$this->assertEquals('fw_csrf_token', $this->security->get_csrf_token_name());
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}
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// --------------------------------------------------------------------
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public function test_xss_clean()
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{
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$harm_string = "Hello, i try to <script>alert('Hack');</script> your site";
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$harmless_string = $this->security->xss_clean($harm_string);
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$this->assertEquals("Hello, i try to [removed]alert('Hack');[removed] your site", $harmless_string);
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}
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// --------------------------------------------------------------------
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public function test_xss_clean_string_array()
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{
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$harm_strings = array(
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"Hello, i try to <script>alert('Hack');</script> your site",
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"Simple clean string",
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"Hello, i try to <script>alert('Hack');</script> your site"
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);
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$harmless_strings = $this->security->xss_clean($harm_strings);
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$this->assertEquals("Hello, i try to [removed]alert('Hack');[removed] your site", $harmless_strings[0]);
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$this->assertEquals("Simple clean string", $harmless_strings[1]);
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$this->assertEquals("Hello, i try to [removed]alert('Hack');[removed] your site", $harmless_strings[2]);
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}
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// --------------------------------------------------------------------
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public function test_xss_clean_image_valid()
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{
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$harm_string = '<img src="test.png">';
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$xss_clean_return = $this->security->xss_clean($harm_string, TRUE);
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// $this->assertTrue($xss_clean_return);
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}
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// --------------------------------------------------------------------
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public function test_xss_clean_image_invalid()
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{
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$harm_string = '<img src=javascript:alert(String.fromCharCode(88,83,83))>';
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$xss_clean_return = $this->security->xss_clean($harm_string, TRUE);
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$this->assertFalse($xss_clean_return);
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}
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// --------------------------------------------------------------------
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public function test_xss_clean_entity_double_encoded()
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{
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$input = '<a href="&#106&#97&#118&#97&#115&#99&#114&#105&#112&#116&#58&#99&#111&#110&#102&#105&#114&#109&#40&#49&#41">Clickhere</a>';
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$this->assertEquals('<a>Clickhere</a>', $this->security->xss_clean($input));
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}
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// --------------------------------------------------------------------
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public function text_xss_clean_js_link_removal()
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{
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// This one is to prevent a false positive
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$this->assertEquals(
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"<a href=\"javascrip\n<t\n:alert\n(1)\"\n>",
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$this->security->xss_clean("<a href=\"javascrip\n<t\n:alert\n(1)\"\n>")
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);
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}
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// --------------------------------------------------------------------
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public function test_xss_clean_js_img_removal()
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{
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$input = '<img src="&#106&#97&#118&#97&#115&#99&#114&#105&#112&#116&#58&#99&#111&#110&#102&#105&#114&#109&#40&#49&#41">Clickhere';
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$this->assertEquals('<img>', $this->security->xss_clean($input));
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}
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// --------------------------------------------------------------------
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public function test_xss_clean_sanitize_naughty_html_tags()
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{
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$this->assertEquals('<unclosedTag', $this->security->xss_clean('<unclosedTag'));
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$this->assertEquals('<blink>', $this->security->xss_clean('<blink>'));
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$this->assertEquals('<fubar>', $this->security->xss_clean('<fubar>'));
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$this->assertEquals(
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'<img svg=""> src="x">',
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$this->security->xss_clean('<img <svg=""> src="x">')
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);
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$this->assertEquals(
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'<img src="b on=">on=">"x onerror="alert(1)">',
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$this->security->xss_clean('<img src="b on="<x">on=">"x onerror="alert(1)">')
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);
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}
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// --------------------------------------------------------------------
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public function test_xss_clean_sanitize_naughty_html_attributes()
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{
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$this->assertEquals('<foo xss=removed>', $this->security->xss_clean('<foo onAttribute="bar">'));
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$this->assertEquals('<foo xss=removed>', $this->security->xss_clean('<foo onAttributeNoQuotes=bar>'));
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$this->assertEquals('<foo xss=removed>', $this->security->xss_clean('<foo onAttributeWithSpaces = bar>'));
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$this->assertEquals('<foo prefixOnAttribute="bar">', $this->security->xss_clean('<foo prefixOnAttribute="bar">'));
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$this->assertEquals('<foo>onOutsideOfTag=test</foo>', $this->security->xss_clean('<foo>onOutsideOfTag=test</foo>'));
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$this->assertEquals('onNoTagAtAll = true', $this->security->xss_clean('onNoTagAtAll = true'));
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$this->assertEquals('<foo xss=removed>', $this->security->xss_clean('<foo fscommand=case-insensitive>'));
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$this->assertEquals('<foo xss=removed>', $this->security->xss_clean('<foo seekSegmentTime=whatever>'));
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$this->assertEquals(
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'<foo bar=">" baz=\'>\' xss=removed>',
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$this->security->xss_clean('<foo bar=">" baz=\'>\' onAfterGreaterThan="quotes">')
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);
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$this->assertEquals(
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'<foo bar=">" baz=\'>\' xss=removed>',
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$this->security->xss_clean('<foo bar=">" baz=\'>\' onAfterGreaterThan=noQuotes>')
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);
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$this->assertEquals(
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'<img src="x" on=""> on=<svg> onerror=alert(1)>',
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$this->security->xss_clean('<img src="x" on=""> on=<svg> onerror=alert(1)>')
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);
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$this->assertEquals(
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'<img src="on=\'">"<svg> onerror=alert(1) onmouseover=alert(1)>',
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$this->security->xss_clean('<img src="on=\'">"<svg> onerror=alert(1) onmouseover=alert(1)>')
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);
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$this->assertEquals(
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'<img src="x"> on=\'x\' onerror=``,alert(1)>',
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$this->security->xss_clean('<img src="x"> on=\'x\' onerror=``,alert(1)>')
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);
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$this->assertEquals(
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'<a xss=removed>',
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$this->security->xss_clean('<a< onmouseover="alert(1)">')
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);
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$this->assertEquals(
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'<img src="x"> on=\'x\' onerror=,xssm()>',
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$this->security->xss_clean('<img src="x"> on=\'x\' onerror=,xssm()>')
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);
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$this->assertEquals(
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'<image src="<>" xss=removed>',
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$this->security->xss_clean('<image src="<>" onerror=\'alert(1)\'>')
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);
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$this->assertEquals(
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'<b xss=removed>',
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$this->security->xss_clean('<b "=<= onmouseover=alert(1)>')
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);
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$this->assertEquals(
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'<b xss=removed xss=removed>1">',
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$this->security->xss_clean('<b a=<=" onmouseover="alert(1),1>1">')
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);
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$this->assertEquals(
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'<b x=" onmouseover=alert(1)//">',
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$this->security->xss_clean('<b "="< x=" onmouseover=alert(1)//">')
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);
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}
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// --------------------------------------------------------------------
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/**
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* @depends test_xss_clean_sanitize_naughty_html_tags
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* @depends test_xss_clean_sanitize_naughty_html_attributes
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*/
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public function test_naughty_html_plus_evil_attributes()
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{
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$this->assertEquals(
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'<svg<img src="x" xss=removed>',
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$this->security->xss_clean('<svg<img > src="x" onerror="location=/javascript/.source+/:alert/.source+/(1)/.source">')
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);
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}
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// --------------------------------------------------------------------
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public function test_xss_hash()
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{
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$this->assertEmpty($this->security->xss_hash);
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// Perform hash
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$this->security->xss_hash();
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$this->assertTrue(preg_match('#^[0-9a-f]{32}$#iS', $this->security->xss_hash) === 1);
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}
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// --------------------------------------------------------------------
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public function test_get_random_bytes()
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{
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$length = "invalid";
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$this->assertFalse($this->security->get_random_bytes($length));
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$length = 10;
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$this->assertNotEmpty($this->security->get_random_bytes($length));
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}
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// --------------------------------------------------------------------
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public function test_entity_decode()
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{
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$encoded = '<div>Hello <b>Booya</b></div>';
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$decoded = $this->security->entity_decode($encoded);
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$this->assertEquals('<div>Hello <b>Booya</b></div>', $decoded);
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// Issue #3057 (https://github.com/bcit-ci/CodeIgniter/issues/3057)
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$this->assertEquals(
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'&foo should not include a semicolon',
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$this->security->entity_decode('&foo should not include a semicolon')
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);
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}
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// --------------------------------------------------------------------
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public function test_sanitize_filename()
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{
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$filename = './<!--foo-->';
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$safe_filename = $this->security->sanitize_filename($filename);
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$this->assertEquals('foo', $safe_filename);
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}
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// --------------------------------------------------------------------
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public function test_strip_image_tags()
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{
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$imgtags = array(
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'<img src="smiley.gif" alt="Smiley face" height="42" width="42">',
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'<img alt="Smiley face" height="42" width="42" src="smiley.gif">',
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'<img src="http://www.w3schools.com/images/w3schools_green.jpg">',
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'<img src="/img/sunset.gif" height="100%" width="100%">',
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'<img src="mdn-logo-sm.png" alt="MD Logo" srcset="mdn-logo-HD.png 2x, mdn-logo-small.png 15w, mdn-banner-HD.png 100w 2x" />',
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'<img sqrc="/img/sunset.gif" height="100%" width="100%">',
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'<img srqc="/img/sunset.gif" height="100%" width="100%">',
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'<img srcq="/img/sunset.gif" height="100%" width="100%">',
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'<img src=non-quoted.attribute foo="bar">'
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);
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$urls = array(
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'smiley.gif',
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'smiley.gif',
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'http://www.w3schools.com/images/w3schools_green.jpg',
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'/img/sunset.gif',
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'mdn-logo-sm.png',
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'<img sqrc="/img/sunset.gif" height="100%" width="100%">',
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'<img srqc="/img/sunset.gif" height="100%" width="100%">',
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'<img srcq="/img/sunset.gif" height="100%" width="100%">',
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'non-quoted.attribute'
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);
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for ($i = 0; $i < count($imgtags); $i++)
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{
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$this->assertEquals($urls[$i], $this->security->strip_image_tags($imgtags[$i]));
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}
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}
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// --------------------------------------------------------------------
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public function test_csrf_set_hash()
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{
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// Set cookie for security test
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$_COOKIE['fw_csrf_cookie'] = md5(uniqid(mt_rand(), TRUE));
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// Set config for Security class
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$config = Factory::getInstance()->config->getConfig('security');
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$config->csrf_protection = true;
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$config->csrf_token_name = 'fw_csrf_token';
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// leave csrf_cookie_name as blank to test _csrf_set_hash function
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$config->csrf_cookie_name = '';
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$this->security = new Mock_Core_Security();
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$this->assertNotEmpty($this->security->get_csrf_hash());
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}
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}
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