gecko/netwerk/test/unit/test_addr_in_use_error.js

33 lines
993 B
JavaScript

// Opening a second listening socket on the same address as an extant
// socket should elicit NS_ERROR_SOCKET_ADDRESS_IN_USE on non-Windows
// machines.
const CC = Components.Constructor;
const ServerSocket = CC("@mozilla.org/network/server-socket;1",
"nsIServerSocket",
"init");
function testAddrInUse()
{
// Windows lets us have as many sockets listening on the same address as
// we like, evidently.
if ("@mozilla.org/windows-registry-key;1" in Cc) {
return;
}
// Create listening socket:
// any port (-1), loopback only (true), default backlog (-1)
let listener = ServerSocket(-1, true, -1);
do_check_true(listener instanceof Ci.nsIServerSocket);
// Try to create another listening socket on the same port, whatever that was.
do_check_throws_nsIException(() => ServerSocket(listener.port, true, -1),
"NS_ERROR_SOCKET_ADDRESS_IN_USE");
}
function run_test()
{
testAddrInUse();
}