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<?php
class parserutils_set_metadata_during_rendering_test extends DokuWikiTest {
// the id used for this test case
private $id;
// if the test case is currently running
private $active = false;
// the original plugin controller
private $plugin_controller;
// the actual test
function test_p_set_metadata_during_rendering() {
global $EVENT_HANDLER;
$this->id = 'test:p_set_metadata_during_rendering';
$this->active = true;
// write the wiki page so it exists and needs to be rendered
saveWikiText($this->id, 'Test '.time(), 'Test data setup');
$EVENT_HANDLER->register_hook('PARSER_METADATA_RENDER', 'BEFORE', $this, 'helper_set_metadata', array('test_before_set' => 'test'));
$EVENT_HANDLER->register_hook('PARSER_METADATA_RENDER', 'AFTER', $this, 'helper_set_metadata', array('test_after_set' => 'test'));
$EVENT_HANDLER->register_hook('PARSER_HANDLER_DONE', 'BEFORE', $this, 'helper_inject_test_instruction');
// Change the global plugin controller so this test can be a fake syntax plugin
global $plugin_controller;
$this->plugin_controller = $plugin_controller;
$plugin_controller = $this;
// the actual rendering, all hooks should be executed here
$newMeta = p_get_metadata($this->id);
// restore the plugin controller
$plugin_controller = $this->plugin_controller;
// assert that all three calls to p_set_metadata have been successful
$this->assertEquals($newMeta['test_before_set'], 'test');
$this->assertEquals($newMeta['test_after_set'], 'test');
$this->assertEquals($newMeta['test_during_rendering'], 'test');
// clean up
$this->active = false;
// make sure the saved metadata is the one that has been rendered
$this->assertEquals($newMeta, p_get_metadata($this->id));
saveWikiText($this->id, '', 'Test data remove');
}
// helper for the action plugin part of the test, tries executing p_set_metadata during rendering
function helper_set_metadata($event, $meta) {
if ($this->active) {
p_set_metadata($this->id, $meta, false, true);
$keys = array_keys($meta);
$key = array_pop($keys);
$this->assertTrue(is_string($meta[$key])); // ensure we really have a key
// ensure that the metadata property hasn't been set previously
$this->assertNotEquals($meta[$key], p_get_metadata($this->id, $key));
}
}
// helper for injecting an instruction for this test case
function helper_inject_test_instruction($event) {
if ($this->active)
$event->data->calls[] = array('plugin', array('parserutils_test', array()));
}
// fake syntax plugin rendering method that tries calling p_set_metadata during the actual rendering process
function render($format, &$renderer, $data) {
if ($this->active) {
$key = 'test_during_rendering';
p_set_metadata($this->id, array($key => 'test'), false, true);
// ensure that the metadata property hasn't been set previously
$this->assertNotEquals($key, p_get_metadata($this->id, $key));
}
}
// wrapper function for the fake plugin controller
function getList($type='',$all=false){
return $this->plugin_controller->getList();
}
// wrapper function for the fake plugin controller, return $this for the fake syntax of this test
function load($type,$name,$new=false,$disabled=false){
if ($name == 'parserutils_test') {
return $this;
} else {
return $this->plugin_controller->load($type, $name, $new, $disabled);
}
}
}
// vim:ts=4:sw=4:et:
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