From cfb5c669bfe6212c25c9ec012e4198eb51a0345b Mon Sep 17 00:00:00 2001
From: cash <cash@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Sun, 31 Oct 2010 02:45:08 +0000
Subject: added unit test for previous commit

git-svn-id: http://code.elgg.org/elgg/trunk@7170 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 engine/tests/api/helpers.php | 92 +++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 91 insertions(+), 1 deletion(-)

diff --git a/engine/tests/api/helpers.php b/engine/tests/api/helpers.php
index 76b5b38f8..6afcd0ef8 100644
--- a/engine/tests/api/helpers.php
+++ b/engine/tests/api/helpers.php
@@ -28,6 +28,9 @@ class ElggCoreHelpersTest extends ElggCoreUnitTest {
 	public function tearDown() {
 		// do not allow SimpleTest to interpret Elgg notices as exceptions
 		$this->swallowErrors();
+
+		global $CONFIG;
+		unset($CONFIG->externals);
 	}
 
 	/**
@@ -40,7 +43,6 @@ class ElggCoreHelpersTest extends ElggCoreUnitTest {
 
 	/**
 	 * Test elgg_instanceof()
-	 * @return unknown_type
 	 */
 	public function testElggInstanceOf() {
 		$entity = new ElggObject();
@@ -60,6 +62,94 @@ class ElggCoreHelpersTest extends ElggCoreUnitTest {
 		$this->assertFalse(elgg_instanceof($bad_entity));
 		$this->assertFalse(elgg_instanceof($bad_entity, 'object'));
 		$this->assertFalse(elgg_instanceof($bad_entity, 'object', 'test_subtype'));
+	}
+
+	/**
+	 * Test elgg_register_js()
+	 */
+	public function testElggRegisterJS() {
+		global $CONFIG;
+
+		// specify id
+		$result = elgg_register_js('test1', 'key', 'footer');
+		$this->assertTrue($result);
+		$this->assertIdentical('test1', $CONFIG->externals['javascript']['footer']['key']);
+
+		// let Elgg pick id
+		$result = elgg_register_js('test2');
+		$this->assertTrue($result);
+		$this->assertIdentical('test2', $CONFIG->externals['javascript']['head'][0]);
+
+		// send a bad url
+		$result = elgg_register_js();
+		$this->assertFalse($result);
+	}
+
+	/**
+	 * Test elgg_register_css()
+	 */
+	public function testElggRegisterCSS() {
+		global $CONFIG;
+
+		// specify id
+		$result = elgg_register_css('test1', 'key');
+		$this->assertTrue($result);
+		$this->assertIdentical('test1', $CONFIG->externals['css']['head']['key']);
+
+		// let Elgg pick id
+		$result = elgg_register_css('test2');
+		$this->assertTrue($result);
+		$this->assertIdentical('test2', $CONFIG->externals['css']['head'][1]);
+		
+		// send a bad url
+		$result = elgg_register_js();
+		$this->assertFalse($result);
+	}
+
+	/**
+	 * Test elgg_unregister_js()
+	 */
+	public function testElggUnregisterJS() {
+		global $CONFIG;
+
+		$urls = array('id1' => 'url1', 'id2' => 'url2', 'id3' => 'url3');
+		foreach ($urls as $id => $url) {
+			elgg_register_js($url, $id);
+		}
+
+		$result = elgg_unregister_js('id1');
+		$this->assertTrue($result);
+		$this->assertNULL($CONFIG->externals['javascript']['head']['id1']);
+
+		$result = elgg_unregister_js('', 'url2');
+		$this->assertTrue($result);
+		$this->assertNULL($CONFIG->externals['javascript']['head']['id2']);
+
+		$result = elgg_unregister_js('id1');
+		$this->assertFalse($result);
+		$result = elgg_unregister_js('', 'url2');
+		$this->assertFalse($result);
+
+		$this->assertIdentical('url3', $CONFIG->externals['javascript']['head']['id3']);
+	}
+
+	/**
+	 * Test elgg_get_js()
+	 */
+	public function testElggGetJS() {
+		global $CONFIG;
+
+		$urls = array('id1' => 'url1', 'id2' => 'url2', 'id3' => 'url3');
+		foreach ($urls as $id => $url) {
+			elgg_register_js($url, $id);
+		}
+
+		$js_urls = elgg_get_js('head');
+		$this->assertIdentical($js_urls[0], $urls['id1']);
+		$this->assertIdentical($js_urls[1], $urls['id2']);
+		$this->assertIdentical($js_urls[2], $urls['id3']);
 
+		$js_urls = elgg_get_js('footer');
+		$this->assertIdentical(array(), $js_urls);
 	}
 }
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