- Gracefully error out of obscure bug involving non-static autoloaders

- Test multiple autoloaders
- Remove local URL test; doesn't work for other people

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1565 48356398-32a2-884e-a903-53898d9a118a

tests/HTMLPurifier/PHPT/loading/auto-with-spl-autoload.phpt

@@ -12,6 +12,16 @@ function my_autoload($class) {
     eval("class $class {}");
     return true;
 }
+class MyClass {
+    public static function myAutoload($class) {
+        if ($class == 'Foo') {
+            echo "Special autoloading Foo..." . PHP_EOL;
+            eval("class $class {}");
+        }
+    }
+}
+
+spl_autoload_register(array('MyClass', 'myAutoload'));
 spl_autoload_register('my_autoload');
 
 require '../library/HTMLPurifier.auto.php';
@@ -20,9 +30,11 @@ $config = HTMLPurifier_Config::createDefault();
 $purifier = new HTMLPurifier($config);
 echo $purifier->purify('<b>Salsa!') . PHP_EOL;
 
-// purposely invoke older autoload
+// purposely invoke older autoloads
+$foo = new Foo();
 $bar = new Bar();
 
 --EXPECT--
 <b>Salsa!</b>
+Special autoloading Foo...
 Autoloading Bar...

tests/HTMLPurifier/PHPT/loading/error-auto-with-spl-nonstatic-autoload.phpt

@@ -0,0 +1,29 @@
+--TEST--
+Error when registering autoload with non-static autoload already on SPL stack
+--SKIPIF--
+<?php
+if (!function_exists('spl_autoload_register')) {
+    echo "skip - spl_autoload_register() not available";
+}
+--FILE--
+<?php
+class NotStatic
+{
+    public function autoload($class) {
+        echo "Autoloading... $class" . PHP_EOL;
+        eval("class $class {}");
+    }
+}
+
+$obj = new NotStatic();
+spl_autoload_register(array($obj, 'autoload'));
+
+try {
+    require '../library/HTMLPurifier.auto.php';
+} catch (Exception $e) {
+    echo 'Caught error gracefully';
+    assert('strpos($e->getMessage(), "44144") !== false');
+}
+
+--EXPECT--
+Caught error gracefully