[1.7.0] Add some module unit tests for Edit, Hypertext, Image and Legacy (incomplete). Remove redundant img scaffolding.

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1050 48356398-32a2-884e-a903-53898d9a118a

tests/HTMLPurifier/HTMLModule/ImageTest.php

@@ -0,0 +1,50 @@
+<?php
+
+require_once 'HTMLPurifier/HTMLModuleHarness.php';
+
+class HTMLPurifier_HTMLModule_ImageTest extends HTMLPurifier_HTMLModuleHarness
+{
+    
+    function test() {
+        
+        // max
+        $this->assertResult(
+            '<span>
+                 <img
+                    src="example.png"
+                    alt="Example image"
+                    longdesc="example.description.txt"
+                    height="42"
+                    width="42"
+                 />
+             </span>'
+        );
+        
+        // required attributes
+        $this->assertResult(
+            '<img src="foo.png" />',
+            '<img src="foo.png" alt="foo.png" />'
+        );
+        
+        // empty
+        $this->assertResult(
+            '<img src="foo.png" alt="foo">',
+            '<img src="foo.png" alt="foo" />'
+        );
+        
+        // unsupported attributes
+        $this->assertResult(
+            '<img
+                src="example.png"
+                alt="Example"
+                usemap="#foo"
+                ismap="ismap"
+             />',
+             '<img src="example.png" alt="Example" />'
+        );
+        
+    }
+    
+}
+
+?>