removed hook method from TestRequest

_testing/bootstrap.php

@@ -211,11 +211,6 @@ abstract class DokuWikiTest extends PHPUnit_Framework_TestCase {
 
 // Helper class to execute a fake request
 class TestRequest {
-    function hook($hook, $step, $function) {
-        global $EVENT_HANDLER;
-        $null = null;
-        $EVENT_HANDLER->register_hook($hook, $step, $null, $function);
-    }
 
     function execute() {
         global $output_buffer;

_testing/phpunit.xml

 <?xml version="1.0" encoding="UTF-8"?>
 <phpunit
-	bootstrap="bootstrap.php"
-	convertNoticesToExceptions="false"
-	backupGlobals="yes">
+    bootstrap="bootstrap.php"
+    convertNoticesToExceptions="false"
+    backupGlobals="yes">
 
     <testsuites>
         <testsuite name="DokuWiki Tests">

_testing/tests/testing/inttests_hooks.test.php

@@ -5,16 +5,20 @@
  */
 class InttestsHooksTest extends DokuWikiTest {
 
-	function testHookTriggering() {
-		$request = new TestRequest();
+    function testHookTriggering() {
+        global $EVENT_HANDLER;
 
-		$hookTriggered = false;
-		$request->hook('TPL_CONTENT_DISPLAY', 'AFTER', function() use (&$hookTriggered) {
-			$hookTriggered = true;
-		});
+        $request = new TestRequest();
+        $hookTriggered = false;
 
-		$request->execute();
+        $EVENT_HANDLER->register_hook('TPL_CONTENT_DISPLAY', 'AFTER', null,
+            function() use (&$hookTriggered) {
+                $hookTriggered = true;
+            }
+        );
 
-		$this->assertTrue($hookTriggered, 'Hook was not triggered as expected!');
-	}
+        $request->execute();
+
+        $this->assertTrue($hookTriggered, 'Hook was not triggered as expected!');
+    }
 }

_testing/tests/testing/inttests_reset.test.php

@@ -12,9 +12,8 @@ class InttestsScopeTest extends DokuWikiTest {
         $conf['foo'] = 'bar';
 
         global $EVENT_HANDLER;
-        $null = null;
         $self = $this;
-        $EVENT_HANDLER->register_hook('DOKUWIKI_STARTED', 'AFTER', $null,
+        $EVENT_HANDLER->register_hook('DOKUWIKI_STARTED', 'AFTER', null,
             function() use ($self) {
                 $self->triggered = true;
             }