diff --git a/tests/bootstrap.php b/tests/bootstrap.php
new file mode 100644
index 0000000..022f6c2
--- /dev/null
+++ b/tests/bootstrap.php
@@ -0,0 +1,96 @@
+<?php
+
+require_once 'src/simplexml_dump.php';
+require_once 'src/simplexml_tree.php';
+
+class simplexml_dump_bootstrap extends PHPUnit_Framework_TestCase
+{
+	public function setUp()
+	{
+		$this->simpleXML = simplexml_load_string('<?xml version="1.0" standalone="yes"?>
+			<movies>
+				<movie>
+					<title>PHP: Behind the Parser</title>
+					<characters>
+						<character>
+							<name>Ms. Coder</name>
+							<actor>Onlivia Actora</actor>
+						</character>
+						<character>
+							<name>Mr. Coder</name>
+							<actor>El Act&#211;r</actor>
+						</character>
+					</characters>
+					<plot>
+						So, this language. It\'s like, a programming language.
+						Or is it a scripting language? All is revealed in this
+						thrilling horror spoof of a documentary.
+					</plot>
+					<great-lines>
+						<line>PHP solves all my web problems</line>
+					</great-lines>
+					<rating type="thumbs">7</rating>
+					<rating type="stars">5</rating>
+				</movie>
+			</movies>
+		');
+
+		$this->simpleXML_default_NS = simplexml_load_string('<?xml version="1.0" standalone="yes"?>
+			<movies xmlns="https://github.com/IMSoP/simplexml_debug">
+				<movie>
+					<title>PHP: Behind the Parser</title>
+					<characters>
+						<character>
+							<name>Ms. Coder</name>
+							<actor>Onlivia Actora</actor>
+						</character>
+						<character>
+							<name>Mr. Coder</name>
+							<actor>El Act&#211;r</actor>
+						</character>
+					</characters>
+					<plot>
+						So, this language. It\'s like, a programming language.
+						Or is it a scripting language? All is revealed in this
+						thrilling horror spoof of a documentary.
+					</plot>
+					<great-lines>
+						<line>PHP solves all my web problems</line>
+					</great-lines>
+					<rating type="thumbs">7</rating>
+					<rating type="stars">5</rating>
+				</movie>
+			</movies>
+		');
+
+		$this->simpleXML_named_NS = simplexml_load_string('<?xml version="1.0" standalone="yes"?>
+			<movies xmlns:test="https://github.com/IMSoP/simplexml_debug">
+				<test:movie>
+					<test:title>PHP: Behind the Parser</test:title>
+					<test:characters>
+						<test:character>
+							<test:name>Ms. Coder</test:name>
+							<test:actor>Onlivia Actora</test:actor>
+						</test:character>
+						<test:character>
+							<test:name>Mr. Coder</test:name>
+							<test:actor>El Act&#211;r</test:actor>
+						</test:character>
+					</test:characters>
+					<test:plot>
+						So, this language. It\'s like, a programming language.
+						Or is it a scripting language? All is revealed in this
+						thrilling horror spoof of a documentary.
+					</test:plot>
+					<test:great-lines>
+						<test:line>PHP solves all my web problems</test:line>
+					</test:great-lines>
+					<test:rating type="thumbs">7</test:rating>
+					<test:rating type="stars">5</test:rating>
+				</test:movie>
+			</movies>
+		');
+	}
+}
+
+?>
diff --git a/tests/simplexml_dump_Test.php b/tests/simplexml_dump_Test.php
new file mode 100644
index 0000000..506fea8
--- /dev/null
+++ b/tests/simplexml_dump_Test.php
@@ -0,0 +1,131 @@
+<?php
+
+class simplexml_dump_Test extends simplexml_dump_bootstrap
+{
+	public function setUp()
+	{
+		$this->expected = "SimpleXML object (1 item)
+[
+	Element {
+		Name: 'movies'
+		String Content: '
+				
+			'
+		Content in Default Namespace
+			Children: 1 - 1 'movie'
+			Attributes: 0
+	}
+]
+";
+
+		$this->expected_default_NS = "SimpleXML object (1 item)
+[
+	Element {
+		Namespace: 'https://github.com/IMSoP/simplexml_debug'
+		(Default Namespace)
+		Name: 'movies'
+		String Content: '
+				
+			'
+		Content in Default Namespace
+			Namespace URI: 'https://github.com/IMSoP/simplexml_debug'
+			Children: 1 - 1 'movie'
+			Attributes: 0
+	}
+]
+";
+
+		$this->expected_named_NS = "SimpleXML object (1 item)
+[
+	Element {
+		Name: 'movies'
+		String Content: '
+				
+			'
+		Content in Namespace test
+			Namespace URI: 'https://github.com/IMSoP/simplexml_debug'
+			Children: 1 - 1 'movie'
+			Attributes: 0
+	}
+]
+";
+
+		parent::setUp();
+	}
+
+	public function testDump()
+	{
+		ob_start();
+		simplexml_dump($this->simpleXML);
+		$return = ob_get_contents();
+		ob_end_clean();
+
+		$this->assertEquals($this->expected, $return);
+	}
+
+	public function testDumpReturn()
+	{
+		$return = simplexml_dump($this->simpleXML, true);
+		$this->assertEquals($this->expected, $return);
+	}
+
+	public function testDumpWithDefaultNS()
+	{
+		$return = simplexml_dump($this->simpleXML_default_NS, true);
+		$this->assertEquals($this->expected_default_NS, $return);
+	}
+
+	public function testDumpWithNamedNS()
+	{
+		$return = simplexml_dump($this->simpleXML_named_NS, true);
+		$this->assertEquals($this->expected_named_NS, $return);
+	}
+
+	public function testDumpAttributeWithNamedNS()
+	{
+		$xml  = '<parent xmlns:ns="ns"><ns:child ns:foo="bar" /></parent>';
+		$sxml = simplexml_load_string($xml);
+
+		$return = simplexml_dump($sxml->children('ns', true)->child->attributes('ns'), true);
+
+		$expected = "SimpleXML object (1 item)
+[
+	Attribute {
+		Namespace: 'ns'
+		Namespace Alias: 'ns'
+		Name: 'foo'
+		Value: 'bar'
+	}
+]
+";
+
+		$this->assertEquals($expected, $return);
+	}
+
+	public function testDumpMultipleAttributes()
+	{
+		$xml  = '<parent xmlns:ns="ns"><child ns:one="1" ns:two="2" ns:three="3" /></parent>';
+		$sxml = simplexml_load_string($xml);
+
+		$return = simplexml_dump($sxml->child, true);
+
+		$expected = "SimpleXML object (1 item)
+[
+	Element {
+		Namespace: 'ns'
+		Namespace Alias: 'ns'
+		Name: 'child'
+		String Content: ''
+		Content in Namespace ns
+			Namespace URI: 'ns'
+			Children: 0
+			Attributes: 3 - 'one', 'two', 'three'
+	}
+]
+";
+
+		$this->assertEquals($expected, $return);
+	}
+}
+
+?>
diff --git a/tests/simplexml_tree_Test.php b/tests/simplexml_tree_Test.php
new file mode 100644
index 0000000..786a8ad
--- /dev/null
+++ 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);
+	}
+}
+
+?>