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Diffstat (limited to 'tests/MailFunc.php')
| -rw-r--r-- | tests/MailFunc.php | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/tests/MailFunc.php b/tests/MailFunc.php new file mode 100644 index 000000000..57a6b9d10 --- /dev/null +++ b/tests/MailFunc.php @@ -0,0 +1,172 @@ +<?php + +/** + * Test class to test steps/mail/func.inc functions + * + * @package Tests + */ +class MailFunc extends PHPUnit_Framework_TestCase +{ + + function __construct() + { + // simulate environment to successfully include func.inc + $GLOBALS['RCMAIL'] = $RCMAIL = rcmail::get_instance(); + $GLOBALS['OUTPUT'] = $OUTPUT = $RCMAIL->load_gui(); + $RCMAIL->action = 'autocomplete'; + $RCMAIL->storage_init(false); + + require_once INSTALL_PATH . 'program/steps/mail/func.inc'; + + $GLOBALS['EMAIL_ADDRESS_PATTERN'] = $EMAIL_ADDRESS_PATTERN; + } + + /** + * Helper method to create a HTML message part object + */ + function get_html_part($body) + { + $part = new rcube_message_part; + $part->ctype_primary = 'text'; + $part->ctype_secondary = 'html'; + $part->body = file_get_contents(TESTS_DIR . $body); + $part->replaces = array(); + return $part; + } + + + /** + * Test sanitization of a "normal" html message + */ + function test_html() + { + $part = $this->get_html_part('src/htmlbody.txt'); + $part->replaces = array('ex1.jpg' => 'part_1.2.jpg', 'ex2.jpg' => 'part_1.2.jpg'); + + // render HTML in normal mode + $html = rcmail_html4inline(rcmail_print_body($part, array('safe' => false)), 'foo'); + + $this->assertRegExp('/src="'.$part->replaces['ex1.jpg'].'"/', $html, "Replace reference to inline image"); + $this->assertRegExp('#background="./program/resources/blocked.gif"#', $html, "Replace external background image"); + $this->assertNotRegExp('/ex3.jpg/', $html, "No references to external images"); + $this->assertNotRegExp('/<meta [^>]+>/', $html, "No meta tags allowed"); + //$this->assertNoPattern('/<style [^>]+>/', $html, "No style tags allowed"); + $this->assertNotRegExp('/<form [^>]+>/', $html, "No form tags allowed"); + $this->assertRegExp('/Subscription form/', $html, "Include <form> contents"); + $this->assertRegExp('/<!-- link ignored -->/', $html, "No external links allowed"); + $this->assertRegExp('/<a[^>]+ target="_blank">/', $html, "Set target to _blank"); + $this->assertTrue($GLOBALS['REMOTE_OBJECTS'], "Remote object detected"); + + // render HTML in safe mode + $html2 = rcmail_html4inline(rcmail_print_body($part, array('safe' => true)), 'foo'); + + $this->assertRegExp('/<style [^>]+>/', $html2, "Allow styles in safe mode"); + $this->assertRegExp('#src="http://evilsite.net/mailings/ex3.jpg"#', $html2, "Allow external images in HTML (safe mode)"); + $this->assertRegExp("#url\('?http://evilsite.net/newsletter/image/bg/bg-64.jpg'?\)#", $html2, "Allow external images in CSS (safe mode)"); + $css = '<link rel="stylesheet" .+_u=tmp-[a-z0-9]+\.css.+_action=modcss'; + $this->assertRegExp('#'.$css.'#Ui', $html2, "Filter (anonymized) external styleseehts with utils/modcss.inc"); + } + + /** + * Test the elimination of some trivial XSS vulnerabilities + */ + function test_html_xss() + { + $part = $this->get_html_part('src/htmlxss.txt'); + $washed = rcmail_print_body($part, array('safe' => true)); + + $this->assertNotRegExp('/src="skins/', $washed, "Remove local references"); + $this->assertNotRegExp('/\son[a-z]+/', $washed, "Remove on* attributes"); + + $html = rcmail_html4inline($washed, 'foo'); + $this->assertNotRegExp('/onclick="return rcmail.command(\'compose\',\'xss@somehost.net\',this)"/', $html, "Clean mailto links"); + $this->assertNotRegExp('/alert/', $html, "Remove alerts"); + } + + /** + * Test HTML sanitization to fix the CSS Expression Input Validation Vulnerability + * reported at http://www.securityfocus.com/bid/26800/ + */ + function test_html_xss2() + { + $part = $this->get_html_part('src/BID-26800.txt'); + $washed = rcmail_html4inline(rcmail_print_body($part, array('safe' => true)), 'dabody', '', $attr, true); + + $this->assertNotRegExp('/alert|expression|javascript|xss/', $washed, "Remove evil style blocks"); + $this->assertNotRegExp('/font-style:italic/', $washed, "Allow valid styles"); + } + + /** + * Test washtml class on non-unicode characters (#1487813) + */ + function test_washtml_utf8() + { + $part = $this->get_html_part('src/invalidchars.html'); + $washed = rcmail_print_body($part); + + $this->assertRegExp('/<p>символ<\/p>/', $washed, "Remove non-unicode characters from HTML message body"); + } + + /** + * Test links pattern replacements in plaintext messages + */ + function test_plaintext() + { + $part = new rcube_message_part; + $part->ctype_primary = 'text'; + $part->ctype_secondary = 'plain'; + $part->body = quoted_printable_decode(file_get_contents(TESTS_DIR . 'src/plainbody.txt')); + $html = rcmail_print_body($part, array('safe' => true)); + + $this->assertRegExp('/<a href="mailto:nobody@roundcube.net" onclick="return rcmail.command\(\'compose\',\'nobody@roundcube.net\',this\)">nobody@roundcube.net<\/a>/', $html, "Mailto links with onclick"); + $this->assertRegExp('#<a href="http://www.apple.com/legal/privacy" target="_blank">http://www.apple.com/legal/privacy</a>#', $html, "Links with target=_blank"); + $this->assertRegExp('#\\[<a href="http://example.com/\\?tx\\[a\\]=5" target="_blank">http://example.com/\\?tx\\[a\\]=5</a>\\]#', $html, "Links with square brackets"); + } + + /** + * Test mailto links in html messages + */ + function test_mailto() + { + $part = $this->get_html_part('src/mailto.txt'); + + // render HTML in normal mode + $html = rcmail_html4inline(rcmail_print_body($part, array('safe' => false)), 'foo'); + + $mailto = '<a href="mailto:me@me.com?subject=this is the subject&body=this is the body"' + .' onclick="return rcmail.command(\'compose\',\'me@me.com?subject=this is the subject&body=this is the body\',this)">e-mail</a>'; + + $this->assertRegExp('|'.preg_quote($mailto, '|').'|', $html, "Extended mailto links"); + } + + /** + * Test the elimination of HTML comments + */ + function test_html_comments() + { + $part = $this->get_html_part('src/htmlcom.txt'); + $washed = rcmail_print_body($part, array('safe' => true)); + + // #1487759 + $this->assertRegExp('|<p>test1</p>|', $washed, "Buggy HTML comments"); + // but conditional comments (<!--[if ...) should be removed + $this->assertNotRegExp('|<p>test2</p>|', $washed, "Conditional HTML comments"); + } + + /** + * Test URI base resolving in HTML messages + */ + function test_resolve_base() + { + $html = file_get_contents(TESTS_DIR . 'src/htmlbase.txt'); + $html = rcmail_resolve_base($html); + + $this->assertRegExp('|src="http://alec\.pl/dir/img1\.gif"|', $html, "URI base resolving [1]"); + $this->assertRegExp('|src="http://alec\.pl/dir/img2\.gif"|', $html, "URI base resolving [2]"); + $this->assertRegExp('|src="http://alec\.pl/img3\.gif"|', $html, "URI base resolving [3]"); + + // base resolving exceptions + $this->assertRegExp('|src="cid:theCID"|', $html, "URI base resolving exception [1]"); + $this->assertRegExp('|src="http://other\.domain\.tld/img3\.gif"|', $html, "URI base resolving exception [2]"); + } +} |