unittest.php

<?php

	/**
	 * @dataProvider provider
	 */
	public function test_set_access_token_sets_right_post_values($name, $value)
	{
		$mock_request = $this->getMock('HTTP_RequestWrapper');

		$mock_request->expects($this->atLeastOnce())
			->method('setPostParameter')
			->with($this->equalTo($name), $this->equalTo($value));

	}

	public function provider()
	{
		return array(
			array('code', 'abcde'),
			array('client_id', ""),
			array('client_secret', ""),
			array('redirect_uri', ""),
			array('grant_type', 'authorization_code')
		);
	}

//Error: PHPUnit_Framework_Error_Warning : E_WARNING: Missing argument 1 for OAuth2_Test::test_set_access_token_sets_right_post_values()