Refactor unit tests to have one logical assertion per method.

- Support executing a single unit tests using __only prefix
- Hook in Email classes to main code, even if they're unused


git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1373 48356398-32a2-884e-a903-53898d9a118a

tests/HTMLPurifier/AttrTransform/BorderTest.php

@@ -12,27 +12,29 @@ class HTMLPurifier_AttrTransform_BorderTest extends HTMLPurifier_AttrTransformHa
         $this->obj = new HTMLPurifier_AttrTransform_Border();
     }
     
-    function test() {
-        
+    function testEmptyInput() {
         $this->assertResult( array() );
-        
+    }
+    
+    function testBasicTransform() {
         $this->assertResult(
             array('border' => '1'),
             array('style' => 'border:1px solid;')
         );
-        
-        // once again, no validation done here, we expect CSS validator
-        // to catch it
+    }
+    
+    function testLenientTreatmentOfInvalidInput() {
         $this->assertResult(
             array('border' => '10%'),
             array('style' => 'border:10%px solid;')
         );
-        
+    }
+    
+    function testPrependNewCSS() {
         $this->assertResult(
             array('border' => '23', 'style' => 'font-weight:bold;'),
             array('style' => 'border:23px solid;font-weight:bold;')
         );
-        
     }
     
 }