;; Unit Tests for Transport Module
;; Tests the transport layer implementation

(define-module (tests transport-tests)
  #:use-module (srfi srfi-64)
  #:use-module (mcp server transport)
  #:export (run-transport-tests))

(define (run-transport-tests)
  "Run all Transport module tests"
  (test-begin "Transport Tests")
  
  ;; Test transport creation
  (test-group "Transport Creation"
    (test-transport-creation))
  
  ;; Test transport lifecycle
  (test-group "Transport Lifecycle"
    (test-transport-lifecycle))
  
  ;; Test message sending/receiving
  (test-group "Message Handling"
    (test-message-handling))
  
  (test-end "Transport Tests"))

(define (test-transport-creation)
  "Test transport creation"
  
  (test-assert "Create stdio transport"
    (let ((transport (stdio-transport)))
      (and (transport? transport)
           (eq? (transport-type transport) 'stdio))))
  
  (test-assert "Create HTTP transport"
    (let ((transport (http-transport 8080)))
      (and (transport? transport)
           (eq? (transport-type transport) 'http)))))

(define (test-transport-lifecycle)
  "Test transport start/stop lifecycle"
  
  (test-assert "Start and stop stdio transport"
    (let ((transport (stdio-transport)))
      (start-transport transport)
      (let ((active (transport-active? transport)))
        (stop-transport transport)
        active))))

(define (test-message-handling)
  "Test message sending and receiving"
  
  ;; Placeholder for message handling tests
  (test-assert "Message handling placeholder"
    #t))