public function testGetAuthors() { // Given $blogId = 'blog id'; $username = '******'; $password = '******'; $this->xmlRpcClient->expects($this->once())->method('call')->with('wp.getAuthors', array($blogId, $username, $password))->will($this->returnValue(true)); $client = new Client(null, $username, $password, $blogId, $this->xmlRpcClient); // When $result = $client->getAuthors(); // Then $this->assertTrue($result); }