diff --git a/tests/mock/filespec.php b/tests/mock/filespec.php
new file mode 100644
index 0000000000..9d2a5c84de
--- /dev/null
+++ b/tests/mock/filespec.php
@@ -0,0 +1,32 @@
+<?php
+/**
+ *
+ * @package testing
+ * @copyright (c) 2012 phpBB Group
+ * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+ *
+ */
+
+/**
+ * Mock filespec class with some basic values to help with testing the
+ * fileupload class
+ */
+class phpbb_mock_filespec
+{
+	public $filesize;
+	public $realname;
+	public $extension;
+	public $width;
+	public $height;
+	public $error = array();
+
+	public function check_content($disallowed_content)
+	{
+		return true;
+	}
+
+	public function get($property)
+	{
+		return $this->$property;
+	}
+}
diff --git a/tests/uploads/common.php b/tests/uploads/common.php
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/tests/uploads/fileupload_test.php b/tests/uploads/fileupload_test.php
new file mode 100644
index 0000000000..1fa628cbf9
--- /dev/null
+++ b/tests/uploads/fileupload_test.php
@@ -0,0 +1,100 @@
+<?php
+/**
+ *
+ * @package testing
+ * @copyright (c) 2012 phpBB Group
+ * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+ *
+ */
+
+require_once __DIR__ . '/../../phpBB/includes/functions.php';
+require_once __DIR__ . '/../../phpBB/includes/utf/utf_tools.php';
+require_once __DIR__ . '/../../phpBB/includes/functions_upload.php';
+require_once __DIR__ . '/../mock/filespec.php';
+
+class phpbb_fileupload_test extends phpbb_test_case
+{
+	private $path;
+
+	protected function setUp()
+	{
+		global $config, $user;
+
+		if (!is_array($config))
+		{
+			$config = array();
+		}
+
+		$config['rand_seed'] = '';
+		$config['rand_seed_last_update'] = time() + 600;
+
+		$user = new phpbb_mock_user();
+		$this->path = __DIR__ . '/fixture/';
+	}
+
+	private function gen_valid_filespec()
+	{
+		$filespec = new phpbb_mock_filespec();
+		$filespec->filesize = 1;
+		$filespec->extension = 'jpg';
+		$filespec->realname = 'valid';
+		$filespec->width = 2;
+		$filespec->height = 2;
+
+		return $filespec;
+	}
+
+	public function test_common_checks()
+	{
+		// Test 1: Valid file
+		$upload = new fileupload('', array('jpg'), 1000);
+		$file = $this->gen_valid_filespec();
+		$upload->common_checks($file);
+		$this->assertEquals(0, sizeof($file->error));
+
+		// Test 2: File too large
+		$upload = new fileupload('', array('jpg'), 100);
+		$file = $this->gen_valid_filespec();
+		$file->filesize = 1000;
+		$upload->common_checks($file);
+		$this->assertEquals(1, sizeof($file->error));
+
+		// Test 3: Invalid filename
+		$upload = new fileupload('', array('jpg'), 100);
+		$file = $this->gen_valid_filespec();
+		$file->realname = 'invalid?';
+		$upload->common_checks($file);
+		$this->assertEquals(1, sizeof($file->error));
+
+		// Test 4: Invalid extension
+		$upload = new fileupload('', array('png'), 100);
+		$file = $this->gen_valid_filespec();
+		$upload->common_checks($file);
+		$this->assertEquals(1, sizeof($file->error));
+	}
+
+	public function test_local_upload()
+	{
+		$upload = new fileupload('', array('jpg'), 1000);
+
+		copy($this->path . 'JPG', $this->path . 'JPG.jpg');
+		$file = $upload->local_upload($this->path . 'JPG.jpg');
+		$this->assertEquals(0, sizeof($file->error));
+		unlink($this->path . 'JPG.jpg');
+	}
+
+	public function test_valid_dimensions()
+	{
+		$upload = new fileupload('', false, false, 1, 1, 100, 100);
+
+		$file1 = $this->gen_valid_filespec();
+		$file2 = $this->gen_valid_filespec();
+		$file2->height = 101;
+		$file3 = $this->gen_valid_filespec();
+		$file3->width = 0;
+
+		$this->assertTrue($upload->valid_dimensions($file1));
+		$this->assertFalse($upload->valid_dimensions($file2));
+		$this->assertFalse($upload->valid_dimensions($file3));
+	}
+}