diff --git a/tests/simplexml_dump_Test.php b/tests/simplexml_dump_Test.php
index 5dd7610..506fea8 100644
--- a/tests/simplexml_dump_Test.php
+++ b/tests/simplexml_dump_Test.php
@@ -35,7 +35,6 @@ class simplexml_dump_Test extends simplexml_dump_bootstrap
 ]
 ";
 
-
 		$this->expected_named_NS = "SimpleXML object (1 item)
 [
 	Element {
diff --git a/tests/simplexml_tree_Test.php b/tests/simplexml_tree_Test.php
index e69de29..786a8ad 100644
--- a/tests/simplexml_tree_Test.php
+++ b/tests/simplexml_tree_Test.php
@@ -0,0 +1,149 @@
+<?php
+
+class simplexml_tree_Test extends simplexml_dump_bootstrap
+{
+	public function setUp()
+	{
+		$this->expected = "SimpleXML object (1 item)
+[0] // <movies>
+	->movie[0]
+		->title[0]
+		->characters[0]
+			->character[0]
+				->name[0]
+				->actor[0]
+			->character[1]
+				->name[0]
+				->actor[0]
+		->plot[0]
+		->great-lines[0]
+			->line[0]
+		->rating[0]
+			['type']
+		->rating[1]
+			['type']
+";
+
+		$this->expected_default_NS = "SimpleXML object (1 item)
+[0] // <movies>
+	->movie[0]
+		->title[0]
+		->characters[0]
+			->character[0]
+				->name[0]
+				->actor[0]
+			->character[1]
+				->name[0]
+				->actor[0]
+		->plot[0]
+		->great-lines[0]
+			->line[0]
+		->rating[0]
+			['type']
+		->rating[1]
+			['type']
+";
+
+		$this->expected_named_NS = "SimpleXML object (1 item)
+[0] // <movies>
+	->children('test', true)
+		->movie[0]
+			->title[0]
+			->characters[0]
+				->character[0]
+					->name[0]
+					->actor[0]
+				->character[1]
+					->name[0]
+					->actor[0]
+			->plot[0]
+			->great-lines[0]
+				->line[0]
+			->rating[0]
+				->attributes('', true)
+					->type
+			->rating[1]
+				->attributes('', true)
+					->type
+";
+
+		parent::setUp();
+	}
+
+	public function testTree()
+	{
+		ob_start();
+		simplexml_tree($this->simpleXML);
+		$return = ob_get_contents();
+		ob_end_clean();
+
+		$this->assertEquals($this->expected, $return);
+	}
+
+	public function testTreeIncludeStringContent()
+	{
+		ob_start();
+		simplexml_tree($this->simpleXML, true);
+		$return = ob_get_contents();
+		ob_end_clean();
+
+		$expected = "SimpleXML object (1 item)
+[0] // <movies>
+	(string) '' (9 chars)
+	->movie[0]
+		(string) '' (41 chars)
+		->title[0]
+			(string) 'PHP: Behind the...' (22 chars)
+		->characters[0]
+			(string) '' (20 chars)
+			->character[0]
+				(string) '' (23 chars)
+				->name[0]
+					(string) 'Ms. Coder' (9 chars)
+				->actor[0]
+					(string) 'Onlivia Actora' (14 chars)
+			->character[1]
+				(string) '' (23 chars)
+				->name[0]
+					(string) 'Mr. Coder' (9 chars)
+				->actor[0]
+					(string) 'El ActÓr' (9 chars)
+		->plot[0]
+			(string) 'So, this langua...' (174 chars)
+		->great-lines[0]
+			(string) '' (13 chars)
+			->line[0]
+				(string) 'PHP solves all ...' (30 chars)
+		->rating[0]
+			(string) '7' (1 chars)
+			['type']
+				(string) 'thumbs' (6 chars)
+		->rating[1]
+			(string) '5' (1 chars)
+			['type']
+				(string) 'stars' (5 chars)
+";
+
+		$this->assertEquals($expected, $return);
+	}
+
+	public function testTreeReturn()
+	{
+		$return = simplexml_tree($this->simpleXML, false, true);
+		$this->assertEquals($this->expected, $return);
+	}
+
+	public function testTreeWithDefaultNS()
+	{
+		$return = simplexml_tree($this->simpleXML_default_NS, false, true);
+		$this->assertEquals($this->expected_default_NS, $return);
+	}
+
+	public function testTreeWithNamedNS()
+	{
+		$return = simplexml_tree($this->simpleXML_named_NS, false, true);
+		$this->assertEquals($this->expected_named_NS, $return);
+	}
+}
+
+?>