diff --git a/tests/functional/fileupload_form_test.php b/tests/functional/fileupload_form_test.php
index 6ba55eeba7..f7267fa659 100644
--- a/tests/functional/fileupload_form_test.php
+++ b/tests/functional/fileupload_form_test.php
@@ -22,41 +22,48 @@ class phpbb_functional_fileupload_form_test extends phpbb_functional_test_case
 		$this->login();
 	}
 
+	private function upload_file($filename, $mimetype)
+	{
+		$file = array(
+			'tmp_name' => $this->path . $filename,
+			'name' => $filename,
+			'type' => $mimetype,
+			'size' => filesize($this->path . $filename),
+			'error' => UPLOAD_ERR_OK,
+		);
+
+		$crawler = $this->client->request(
+			'POST',
+			'posting.php?mode=reply&f=2&t=1&sid=' . $this->sid,
+			array('add_file' => $this->lang('ADD_FILE')),
+			array('fileupload' => $file)
+		);
+
+		return $crawler;
+	}
+
 	public function test_empty_file()
 	{
-		$crawler = $this->request('GET', 'posting.php?mode=reply&f=2&t=1&sid=' . $this->sid);
-		$form = $crawler->selectButton('add_file')->form();
-		$form['fileupload']->upload($this->path . 'empty.png');
-		$crawler = $this->client->submit($form);
+		$crawler = $this->upload_file('empty.png', 'image/png');
 		$this->assertEquals($this->lang('ATTACHED_IMAGE_NOT_IMAGE'), $crawler->filter('div#message p')->text());
 	}
 
 	public function test_invalid_extension()
 	{
-		$crawler = $this->request('GET', 'posting.php?mode=reply&f=2&t=1&sid=' . $this->sid);
-		$form = $crawler->selectButton('add_file')->form();
-		$form['fileupload']->upload($this->path . 'illegal-extension.bif');
-		$crawler = $this->client->submit($form);
+		$crawler = $this->upload_file('illegal-extension.bif', 'application/octet-stream');
 		$this->assertEquals($this->lang('DISALLOWED_EXTENSION', 'bif'), $crawler->filter('p.error')->text());
 	}
 
 	public function test_too_large()
 	{
 		$this->markTestIncomplete('Functional tests use an admin account which ignores maximum upload size.');
-		$crawler = $this->request('GET', 'posting.php?mode=reply&f=2&t=1&sid=' . $this->sid);
-		$form = $crawler->selectButton('add_file')->form();
-		$form['fileupload']->upload($this->path . 'too-large.png');
-		$crawler = $this->client->submit($form);
+		$crawler = $this->upload_file('too-large.png', 'image/png');
 		$this->assertEquals($this->lang('WRONG_FILESIZE', '256', 'KiB'), $crawler->filter('p.error')->text());
 	}
 
 	public function test_valid_file()
 	{
-		$crawler = $this->request('GET', 'posting.php?mode=reply&f=2&t=1&sid=' . $this->sid);
-		$form = $crawler->selectButton('add_file')->form();
-		$form['fileupload']->upload($this->path . 'valid.jpg');
-		$crawler = $this->client->submit($form);
-		$this->assertEquals(0, $crawler->filter('p.error')->count());
+		$crawler = $this->upload_file('valid.jpg', 'image/jpeg');
 		$this->assertContains($this->lang('POSTED_ATTACHMENTS'), $crawler->filter('#postform h3')->eq(1)->text());
 	}
 }