diff --git a/tests/HTMLPurifier/Strategy/FixNestingTest.php b/tests/HTMLPurifier/Strategy/FixNestingTest.php
index 6022fcd6..e67a3e44 100644
--- a/tests/HTMLPurifier/Strategy/FixNestingTest.php
+++ b/tests/HTMLPurifier/Strategy/FixNestingTest.php
@@ -109,7 +109,7 @@ class HTMLPurifier_Strategy_FixNestingTest extends HTMLPurifier_StrategyHarness
    function testInvalidParentError() {
         // test fallback to div
         $this->config->set('HTML', 'Parent', 'obviously-impossible');
-        $this->expectError('Cannot use unrecognized element as parent.');
+        $this->expectError('Cannot use unrecognized element as parent');
         $this->assertResult('<div>Accept</div>');
     }
     
diff --git a/tests/HTMLPurifier/Strategy/MakeWellFormed_InjectorTest.php b/tests/HTMLPurifier/Strategy/MakeWellFormed_InjectorTest.php
new file mode 100644
index 00000000..e8e6c797
--- /dev/null
+++ b/tests/HTMLPurifier/Strategy/MakeWellFormed_InjectorTest.php
@@ -0,0 +1,65 @@
+<?php
+
+require_once 'HTMLPurifier/StrategyHarness.php';
+require_once 'HTMLPurifier/Strategy/MakeWellFormed.php';
+
+class HTMLPurifier_Strategy_MakeWellFormed_InjectorTest extends HTMLPurifier_StrategyHarness
+{
+    
+    function setUp() {
+        parent::setUp();
+        $this->obj = new HTMLPurifier_Strategy_MakeWellFormed();
+        $this->config->set('AutoFormat', 'AutoParagraph', true);
+        $this->config->set('AutoFormat', 'Linkify', true);
+    }
+    
+    function testOnlyAutoParagraph() {
+        $this->assertResult(
+            'Foobar',
+            '<p>Foobar</p>'
+        );
+    }
+    
+    function testParagraphWrappingOnlyLink() {
+        $this->assertResult(
+            'http://example.com',
+            '<p><a href="http://example.com">http://example.com</a></p>'
+        );
+    }
+    
+    function testParagraphWrappingNodeContainingLink() {
+        $this->assertResult(
+            '<b>http://example.com</b>',
+            '<p><b><a href="http://example.com">http://example.com</a></b></p>'
+        );
+    }
+    
+    function testParagraphWrappingPoorlyFormedNodeContainingLink() {
+        $this->assertResult(
+            '<b>http://example.com',
+            '<p><b><a href="http://example.com">http://example.com</a></b></p>'
+        );
+    }
+    
+    function testTwoParagraphsContainingOnlyOneLink() {
+        $this->assertResult(
+            "http://example.com\n\nhttp://dev.example.com",
+            '<p><a href="http://example.com">http://example.com</a></p><p><a href="http://dev.example.com">http://dev.example.com</a></p>'
+        );
+    }
+    
+    function testParagraphNextToDivWithLinks() {
+        $this->assertResult(
+            'http://example.com <div>http://example.com</div>',
+            '<p><a href="http://example.com">http://example.com</a> </p><div><a href="http://example.com">http://example.com</a></div>'
+        );
+    }
+    
+    function testRealisticLinkInSentence() {
+        $this->assertResult(
+            'This URL http://example.com is what you need',
+            '<p>This URL <a href="http://example.com">http://example.com</a> is what you need</p>'
+        );
+    }
+    
+}
diff --git a/tests/HTMLPurifier/Strategy/RemoveForeignElements_TidyTest.php b/tests/HTMLPurifier/Strategy/RemoveForeignElements_TidyTest.php
new file mode 100644
index 00000000..8071d2ab
--- /dev/null
+++ b/tests/HTMLPurifier/Strategy/RemoveForeignElements_TidyTest.php
@@ -0,0 +1,46 @@
+<?php
+
+require_once 'HTMLPurifier/StrategyHarness.php';
+require_once 'HTMLPurifier/Strategy/RemoveForeignElements.php';
+
+class HTMLPurifier_Strategy_RemoveForeignElements_TidyTest
+  extends HTMLPurifier_StrategyHarness
+{
+    
+    function setUp() {
+        parent::setUp();
+        $this->obj = new HTMLPurifier_Strategy_RemoveForeignElements();
+        $this->config->set('HTML', 'TidyLevel', 'heavy');
+    }
+    
+    function testCenterTransform() {
+        $this->assertResult(
+            '<center>Look I am Centered!</center>',
+            '<div style="text-align:center;">Look I am Centered!</div>'
+        );
+    }
+    
+    function testFontTransform() {
+        $this->assertResult(
+            '<font color="red" face="Arial" size="6">Big Warning!</font>',
+            '<span style="color:red;font-family:Arial;font-size:xx-large;">Big'.
+              ' Warning!</span>'
+        );
+    }
+    
+    function testTransformToForbiddenElement() {
+        $this->config->set('HTML', 'Allowed', 'div');
+        $this->assertResult(
+            '<font color="red" face="Arial" size="6">Big Warning!</font>',
+            'Big Warning!'
+        );
+    }
+    
+    function testMenuTransform() {
+        $this->assertResult(
+            '<menu><li>Item 1</li></menu>',
+            '<ul><li>Item 1</li></ul>'
+        );
+    }
+    
+}
diff --git a/tests/HTMLPurifier/Strategy/ValidateAttributes_IDTest.php b/tests/HTMLPurifier/Strategy/ValidateAttributes_IDTest.php
new file mode 100644
index 00000000..d73b0ebd
--- /dev/null
+++ b/tests/HTMLPurifier/Strategy/ValidateAttributes_IDTest.php
@@ -0,0 +1,65 @@
+<?php
+
+require_once('HTMLPurifier/StrategyHarness.php');
+require_once('HTMLPurifier/Strategy/ValidateAttributes.php');
+
+class HTMLPurifier_Strategy_ValidateAttributes_IDTest extends HTMLPurifier_StrategyHarness
+{
+    
+    function setUp() {
+        parent::setUp();
+        $this->obj = new HTMLPurifier_Strategy_ValidateAttributes();
+        $this->config->set('HTML', 'EnableAttrID', true);
+    }
+    
+    
+    function testPreserveIDWhenEnabled() {
+        $this->assertResult('<div id="valid">Preserve the ID.</div>');
+    }
+    
+    function testRemoveInvalidID() {
+        $this->assertResult(
+            '<div id="0invalid">Kill the ID.</div>',
+            '<div>Kill the ID.</div>'
+        );
+    }
+    
+    function testRemoveDuplicateID() {
+        $this->assertResult(
+            '<div id="valid">Valid</div><div id="valid">Invalid</div>',
+            '<div id="valid">Valid</div><div>Invalid</div>'
+        );
+    }
+    
+    function testAttributeKeyCaseInsensitivity() {
+        $this->assertResult(
+            '<div ID="valid">Convert ID to lowercase.</div>',
+            '<div id="valid">Convert ID to lowercase.</div>'
+        );
+    }
+    
+    function testTrimWhitespace() {
+        $this->assertResult(
+            '<div id=" valid ">Trim whitespace.</div>',
+            '<div id="valid">Trim whitespace.</div>'
+        );
+    }
+    
+    function testIDBlacklist() {
+        $this->config->set('Attr', 'IDBlacklist', array('invalid'));
+        $this->assertResult(
+            '<div id="invalid">Invalid</div>',
+            '<div>Invalid</div>'
+        );
+    }
+    
+    function testNameConvertedToID() {
+        $this->config->set('HTML', 'TidyLevel', 'heavy');
+        $this->assertResult(
+            '<a name="foobar" />',
+            '<a id="foobar" />'
+        );
+    }
+    
+}
+
diff --git a/tests/HTMLPurifier/Strategy/ValidateAttributes_TidyTest.php b/tests/HTMLPurifier/Strategy/ValidateAttributes_TidyTest.php
new file mode 100644
index 00000000..1f0e21ba
--- /dev/null
+++ b/tests/HTMLPurifier/Strategy/ValidateAttributes_TidyTest.php
@@ -0,0 +1,353 @@
+<?php
+
+require_once('HTMLPurifier/StrategyHarness.php');
+require_once('HTMLPurifier/Strategy/ValidateAttributes.php');
+
+class HTMLPurifier_Strategy_ValidateAttributes_TidyTest extends HTMLPurifier_StrategyHarness
+{
+    
+    function setUp() {
+        parent::setUp();
+        $this->obj = new HTMLPurifier_Strategy_ValidateAttributes();
+        $this->config->set('HTML', 'TidyLevel', 'heavy');
+    }
+    
+    function testConvertCenterAlign() {
+        $this->assertResult(
+            '<h1 align="center">Centered Headline</h1>',
+            '<h1 style="text-align:center;">Centered Headline</h1>'
+        );
+    }
+    
+    function testConvertRightAlign() {
+        $this->assertResult(
+            '<h1 align="right">Right-aligned Headline</h1>',
+            '<h1 style="text-align:right;">Right-aligned Headline</h1>'
+        );
+    }
+    
+    function testConvertLeftAlign() {
+        $this->assertResult(
+            '<h1 align="left">Left-aligned Headline</h1>',
+            '<h1 style="text-align:left;">Left-aligned Headline</h1>'
+        );
+    }
+    
+    function testConvertJustifyAlign() {
+        $this->assertResult(
+            '<p align="justify">Justified Paragraph</p>',
+            '<p style="text-align:justify;">Justified Paragraph</p>'
+        );
+    }
+    
+    function testRemoveInvalidAlign() {
+        $this->assertResult(
+            '<h1 align="invalid">Invalid Headline</h1>',
+            '<h1>Invalid Headline</h1>'
+        );
+    }
+    
+    function testConvertTableLengths() {
+        $this->assertResult(
+            '<td width="5%" height="10" /><th width="10" height="5%" /><hr width="10" height="10" />',
+            '<td style="width:5%;height:10px;" /><th style="width:10px;height:5%;" /><hr style="width:10px;" />'
+        );
+    }
+    
+    function testTdConvertNowrap() {
+        $this->assertResult(
+            '<td nowrap />',
+            '<td style="white-space:nowrap;" />'
+        );
+    }
+    
+    function testCaptionConvertAlignLeft() {
+        $this->assertResult(
+            '<caption align="left" />',
+            '<caption style="text-align:left;" />'
+        );
+    }
+    
+    function testCaptionConvertAlignRight() {
+        $this->assertResult(
+            '<caption align="right" />',
+            '<caption style="text-align:right;" />'
+        );
+    }
+    
+    function testCaptionConvertAlignTop() {
+        $this->assertResult(
+            '<caption align="top" />',
+            '<caption style="caption-side:top;" />'
+        );
+    }
+    
+    function testCaptionConvertAlignBottom() {
+        $this->assertResult(
+            '<caption align="bottom" />',
+            '<caption style="caption-side:bottom;" />'
+        );
+    }
+    
+    function testCaptionRemoveInvalidAlign() {
+        $this->assertResult(
+            '<caption align="nonsense" />',
+            '<caption />'
+        );
+    }
+    
+    function testTableConvertAlignLeft() {
+        $this->assertResult(
+            '<table align="left" />',
+            '<table style="float:left;" />'
+        );
+    }
+    
+    function testTableConvertAlignCenter() {
+        $this->assertResult(
+            '<table align="center" />',
+            '<table style="margin-left:auto;margin-right:auto;" />'
+        );
+    }
+    
+    function testTableConvertAlignRight() {
+        $this->assertResult(
+            '<table align="right" />',
+            '<table style="float:right;" />'
+        );
+    }
+    
+    function testTableRemoveInvalidAlign() {
+        $this->assertResult(
+            '<table align="top" />',
+            '<table />'
+        );
+    }
+    
+    function testImgConvertAlignLeft() {
+        $this->assertResult(
+            '<img src="foobar.jpg" alt="foobar" align="left" />',
+            '<img src="foobar.jpg" alt="foobar" style="float:left;" />'
+        );
+    }
+    
+    function testImgConvertAlignRight() {
+        $this->assertResult(
+            '<img src="foobar.jpg" alt="foobar" align="right" />',
+            '<img src="foobar.jpg" alt="foobar" style="float:right;" />'
+        );
+    }
+    
+    function testImgConvertAlignBottom() {
+        $this->assertResult(
+            '<img src="foobar.jpg" alt="foobar" align="bottom" />',
+            '<img src="foobar.jpg" alt="foobar" style="vertical-align:baseline;" />'
+        );
+    }
+    
+    function testImgConvertAlignMiddle() {
+        $this->assertResult(
+            '<img src="foobar.jpg" alt="foobar" align="middle" />',
+            '<img src="foobar.jpg" alt="foobar" style="vertical-align:middle;" />'
+        );
+    }
+    
+    function testImgConvertAlignTop() {
+        $this->assertResult(
+            '<img src="foobar.jpg" alt="foobar" align="top" />',
+            '<img src="foobar.jpg" alt="foobar" style="vertical-align:top;" />'
+        );
+    }
+    
+    function testImgRemoveInvalidAlign() {
+        $this->assertResult(
+            '<img src="foobar.jpg" alt="foobar" align="outerspace" />',
+            '<img src="foobar.jpg" alt="foobar" />'
+        );
+    }
+    
+    function testBorderConvertHVSpace() {
+        $this->assertResult(
+            '<img src="foo" alt="foo" hspace="1" vspace="3" />',
+            '<img src="foo" alt="foo" style="margin-top:3px;margin-bottom:3px;margin-left:1px;margin-right:1px;" />'
+        );
+    }
+    
+    function testHrConvertSize() {
+        $this->assertResult(
+            '<hr size="3" />',
+            '<hr style="height:3px;" />'
+        );
+    }
+    
+    function testHrConvertNoshade() {
+        $this->assertResult(
+            '<hr noshade />',
+            '<hr style="color:#808080;background-color:#808080;border:0;" />'
+        );
+    }
+    
+    function testHrConvertAlignLeft() {
+        $this->assertResult(
+            '<hr align="left" />',
+            '<hr style="margin-left:0;margin-right:auto;text-align:left;" />'
+        );
+    }
+    
+    function testHrConvertAlignCenter() {
+        $this->assertResult(
+            '<hr align="center" />',
+            '<hr style="margin-left:auto;margin-right:auto;text-align:center;" />'
+        );
+    }
+    
+    function testHrConvertAlignRight() {
+        $this->assertResult(
+            '<hr align="right" />',
+            '<hr style="margin-left:auto;margin-right:0;text-align:right;" />'
+        );
+    }
+    
+    function testHrRemoveInvalidAlign() {
+        $this->assertResult(
+            '<hr align="bottom" />',
+            '<hr />'
+        );
+    }
+    
+    function testBrConvertClearLeft() {
+        $this->assertResult(
+            '<br clear="left" />',
+            '<br style="clear:left;" />'
+        );
+    }
+    
+    function testBrConvertClearRight() {
+        $this->assertResult(
+            '<br clear="right" />',
+            '<br style="clear:right;" />'
+        );
+    }
+    
+    function testBrConvertClearAll() {
+        $this->assertResult(
+            '<br clear="all" />',
+            '<br style="clear:both;" />'
+        );
+    }
+    
+    function testBrConvertClearNone() {
+        $this->assertResult(
+            '<br clear="none" />',
+            '<br style="clear:none;" />'
+        );
+    }
+    
+    function testBrRemoveInvalidClear() {
+        $this->assertResult(
+            '<br clear="foo" />',
+            '<br />'
+        );
+    }
+    
+    function testUlConvertTypeDisc() {
+        $this->assertResult(
+            '<ul type="disc" />',
+            '<ul style="list-style-type:disc;" />'
+        );
+    }
+    
+    function testUlConvertTypeSquare() {
+        $this->assertResult(
+            '<ul type="square" />',
+            '<ul style="list-style-type:square;" />'
+        );
+    }
+    
+    function testUlConvertTypeCircle() {
+        $this->assertResult(
+            '<ul type="circle" />',
+            '<ul style="list-style-type:circle;" />'
+        );
+    }
+    
+    function testUlConvertTypeCaseInsensitive() {
+        $this->assertResult(
+            '<ul type="CIRCLE" />',
+            '<ul style="list-style-type:circle;" />'
+        );
+    }
+    
+    function testUlRemoveInvalidType() {
+        $this->assertResult(
+            '<ul type="a" />',
+            '<ul />'
+        );
+    }
+    
+    function testOlConvertType1() {
+        $this->assertResult(
+            '<ol type="1" />',
+            '<ol style="list-style-type:decimal;" />'
+        );
+    }
+    
+    function testOlConvertTypeLowerI() {
+        $this->assertResult(
+            '<ol type="i" />',
+            '<ol style="list-style-type:lower-roman;" />'
+        );
+    }
+    
+    function testOlConvertTypeUpperI() {
+        $this->assertResult(
+            '<ol type="I" />',
+            '<ol style="list-style-type:upper-roman;" />'
+        );
+    }
+    
+    function testOlConvertTypeLowerA() {
+        $this->assertResult(
+            '<ol type="a" />',
+            '<ol style="list-style-type:lower-alpha;" />'
+        );
+    }
+    
+    function testOlConvertTypeUpperA() {
+        $this->assertResult(
+            '<ol type="A" />',
+            '<ol style="list-style-type:upper-alpha;" />'
+        );
+    }
+    
+    function testOlRemoveInvalidType() {
+        $this->assertResult(
+            '<ol type="disc" />',
+            '<ol />'
+        );
+    }
+    
+    function testLiConvertTypeCircle() {
+        $this->assertResult(
+            '<li type="circle" />',
+            '<li style="list-style-type:circle;" />'
+        );
+    }
+    
+    function testLiConvertTypeA() {
+        $this->assertResult(
+            '<li type="A" />',
+            '<li style="list-style-type:upper-alpha;" />'
+        );
+    }
+    
+    function testLiConvertTypeCaseSensitive() {
+        $this->assertResult(
+            '<li type="CIRCLE" />',
+            '<li />'
+        );
+    }
+    
+    
+}
+