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Implement attribute transforms for required attributes. I can now confidently say that output will always be valid.

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git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@256 48356398-32a2-884e-a903-53898d9a118a
This commit is contained in:
Edward Z. Yang
2006-08-14 23:11:28 +00:00
parent e770d994a7
commit 24c64dbbac
12 changed files with 229 additions and 37 deletions
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36
tests/HTMLPurifier/AttrTransform/BdoDirTest.php Normal file
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@@ -0,0 +1,36 @@
<?php
require_once 'HTMLPurifier/AttrTransform/BdoDir.php';
class HTMLPurifier_AttrTransform_BdoDirTest extends HTMLPurifier_AttrTransformHarness
{
function test() {
$this->transform = new HTMLPurifier_AttrTransform_BdoDir();
$inputs = array();
$expect = array();
$config = array();
// add dir
$inputs[0] = array();
$expect[0] = array('dir' => 'ltr');
// leave existing dir alone
$inputs[1] = array('dir' => 'rtl');
$expect[1] = array('dir' => 'rtl');
$config_rtl = HTMLPurifier_Config::createDefault();
$config_rtl->set('Attr', 'DefaultTextDir', 'rtl');
$inputs[2] = array();
$expect[2] = array('dir' => 'rtl');
$config[2] = $config_rtl;
$this->assertTransform($inputs, $expect, $config);
}
}
?>

35
tests/HTMLPurifier/AttrTransform/ImgRequiredTest.php Normal file
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@@ -0,0 +1,35 @@
<?php
require_once 'HTMLPurifier/AttrTransform/ImgRequired.php';
class HTMLPurifier_AttrTransform_ImgRequiredTest extends HTMLPurifier_AttrTransformHarness
{
function test() {
$this->transform = new HTMLPurifier_AttrTransform_ImgRequired();
$inputs = $expect = $config = array();
$inputs[0] = array();
$expect[0] = array('src' => '', 'alt' => 'Invalid image');
$inputs[1] = array();
$expect[1] = array('src' => 'blank.png', 'alt' => 'Pawned!');
$config[1] = HTMLPurifier_Config::createDefault();
$config[1]->set('Attr', 'DefaultInvalidImage', 'blank.png');
$config[1]->set('Attr', 'DefaultInvalidImageAlt', 'Pawned!');
$inputs[2] = array('src' => '/path/to/foobar.png');
$expect[2] = array('src' => '/path/to/foobar.png', 'alt' => 'foobar.png');
$inputs[3] = array('alt' => 'intrigue');
$expect[3] = array('src' => '', 'alt' => 'intrigue');
$this->assertTransform($inputs, $expect, $config);
}
}
?>

13
tests/HTMLPurifier/AttrTransformHarness.php
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@@ -5,14 +5,13 @@ class HTMLPurifier_AttrTransformHarness extends UnitTestCase
var $transform;
function assertTransform($inputs, $expect) {
function assertTransform($inputs, $expect, $config = array()) {
$default_config = HTMLPurifier_Config::createDefault();
foreach ($inputs as $i => $input) {
$result = $this->transform->transform($input);
if ($expect[$i] === true) {
$this->assertEqual($input, $result, "Test $i: %s");
} else {
$this->assertEqual($expect[$i], $result, "Test $i: %s");
}
if (!isset($config[$i])) $config[$i] = $default_config;
$result = $this->transform->transform($input, $config[$i]);
if ($expect[$i] === true) $expect[$i] = $input;
$this->assertEqual($expect[$i], $result, "Test $i: %s");
}
}

33
tests/HTMLPurifier/Strategy/ValidateAttributesTest.php
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@@ -12,6 +12,9 @@ class HTMLPurifier_Strategy_ValidateAttributesTest extends
$strategy = new HTMLPurifier_Strategy_ValidateAttributes();
// attribute order is VERY fragile, perhaps we should define
// an ordering scheme!
$inputs = array();
$expect = array();
$config = array();
@@ -68,8 +71,9 @@ class HTMLPurifier_Strategy_ValidateAttributesTest extends
$expect[12] = '<h1 style="text-align:center;">Centered Headline</h1>';
// test table
$inputs[13] = <<<HTML
<table frame="above" rules="rows" summary="A test table" border="2" cellpadding="5%" cellspacing="3" width="100%">
$inputs[13] =
'<table frame="above" rules="rows" summary="A test table" border="2" cellpadding="5%" cellspacing="3" width="100%">
<col align="right" width="4*" />
<col charoff="5" align="char" width="1*" />
<tr valign="top">
@@ -83,8 +87,8 @@ class HTMLPurifier_Strategy_ValidateAttributesTest extends
<tr>
<td colspan="2">Taken off the market</td>
</tr>
</table>
HTML;
</table>';
$expect[13] = $inputs[13];
// test URI
@@ -95,6 +99,27 @@ HTML;
$inputs[15] = '<a href="javascript:badstuff();">Google</a>';
$expect[15] = '<a>Google</a>';
// test required attributes for img
$inputs[16] = '<img />';
$expect[16] = '<img src="" alt="Invalid image" />';
$inputs[17] = '<img src="foobar.jpg" />';
$expect[17] = '<img src="foobar.jpg" alt="foobar.jpg" />';
$inputs[18] = '<img alt="pretty picture" />';
$expect[18] = '<img alt="pretty picture" src="" />';
// test required attributes for bdo
$inputs[19] = '<bdo>Go left.</bdo>';
$expect[19] = '<bdo dir="ltr">Go left.</bdo>';
$inputs[20] = '<bdo dir="blahblah">Invalid value!</bdo>';
$expect[20] = '<bdo dir="ltr">Invalid value!</bdo>';
// comparison check for test 20
$inputs[21] = '<span dir="blahblah">Invalid value!</span>';
$expect[21] = '<span>Invalid value!</span>';
$this->assertStrategyWorks($strategy, $inputs, $expect, $config);
}