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-rw-r--r--netwerk/test/gtest/TestUDPSocket.cpp405
1 files changed, 405 insertions, 0 deletions
diff --git a/netwerk/test/gtest/TestUDPSocket.cpp b/netwerk/test/gtest/TestUDPSocket.cpp
new file mode 100644
index 0000000000..e4f4985549
--- /dev/null
+++ b/netwerk/test/gtest/TestUDPSocket.cpp
@@ -0,0 +1,405 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "TestCommon.h"
+#include "gtest/gtest.h"
+#include "nsIUDPSocket.h"
+#include "nsISocketTransport.h"
+#include "nsIOutputStream.h"
+#include "nsINetAddr.h"
+#include "nsITimer.h"
+#include "nsContentUtils.h"
+#include "mozilla/gtest/MozAssertions.h"
+#include "mozilla/net/DNS.h"
+#include "prerror.h"
+#include "nsComponentManagerUtils.h"
+
+#define REQUEST 0x68656c6f
+#define RESPONSE 0x6f6c6568
+#define MULTICAST_TIMEOUT 2000
+
+enum TestPhase { TEST_OUTPUT_STREAM, TEST_SEND_API, TEST_MULTICAST, TEST_NONE };
+
+static TestPhase phase = TEST_NONE;
+
+static bool CheckMessageContent(nsIUDPMessage* aMessage,
+ uint32_t aExpectedContent) {
+ nsCString data;
+ aMessage->GetData(data);
+
+ const char* buffer = data.get();
+ uint32_t len = data.Length();
+
+ FallibleTArray<uint8_t>& rawData = aMessage->GetDataAsTArray();
+ uint32_t rawLen = rawData.Length();
+
+ if (len != rawLen) {
+ ADD_FAILURE() << "Raw data length " << rawLen
+ << " does not match String data length " << len;
+ return false;
+ }
+
+ for (uint32_t i = 0; i < len; i++) {
+ if (buffer[i] != rawData[i]) {
+ ADD_FAILURE();
+ return false;
+ }
+ }
+
+ uint32_t input = 0;
+ for (uint32_t i = 0; i < len; i++) {
+ input += buffer[i] << (8 * i);
+ }
+
+ if (len != sizeof(uint32_t)) {
+ ADD_FAILURE() << "Message length mismatch, expected " << sizeof(uint32_t)
+ << " got " << len;
+ return false;
+ }
+ if (input != aExpectedContent) {
+ ADD_FAILURE() << "Message content mismatch, expected 0x" << std::hex
+ << aExpectedContent << " got 0x" << input;
+ return false;
+ }
+
+ return true;
+}
+
+/*
+ * UDPClientListener: listens for incomming UDP packets
+ */
+class UDPClientListener : public nsIUDPSocketListener {
+ protected:
+ virtual ~UDPClientListener();
+
+ public:
+ explicit UDPClientListener(WaitForCondition* waiter) : mWaiter(waiter) {}
+
+ NS_DECL_THREADSAFE_ISUPPORTS
+ NS_DECL_NSIUDPSOCKETLISTENER
+ nsresult mResult = NS_ERROR_FAILURE;
+ RefPtr<WaitForCondition> mWaiter;
+};
+
+NS_IMPL_ISUPPORTS(UDPClientListener, nsIUDPSocketListener)
+
+UDPClientListener::~UDPClientListener() = default;
+
+NS_IMETHODIMP
+UDPClientListener::OnPacketReceived(nsIUDPSocket* socket,
+ nsIUDPMessage* message) {
+ mResult = NS_OK;
+
+ uint16_t port;
+ nsCString ip;
+ nsCOMPtr<nsINetAddr> fromAddr;
+ message->GetFromAddr(getter_AddRefs(fromAddr));
+ fromAddr->GetPort(&port);
+ fromAddr->GetAddress(ip);
+
+ if (TEST_SEND_API == phase && CheckMessageContent(message, REQUEST)) {
+ uint32_t count;
+ nsTArray<uint8_t> data;
+ const uint32_t dataBuffer = RESPONSE;
+ data.AppendElements((const uint8_t*)&dataBuffer, sizeof(uint32_t));
+ mResult = socket->SendWithAddr(fromAddr, data, &count);
+ if (mResult == NS_OK && count == sizeof(uint32_t)) {
+ SUCCEED();
+ } else {
+ ADD_FAILURE();
+ }
+ return NS_OK;
+ }
+ if (TEST_OUTPUT_STREAM != phase || !CheckMessageContent(message, RESPONSE)) {
+ mResult = NS_ERROR_FAILURE;
+ }
+
+ // Notify thread
+ mWaiter->Notify();
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+UDPClientListener::OnStopListening(nsIUDPSocket*, nsresult) {
+ mWaiter->Notify();
+ return NS_OK;
+}
+
+/*
+ * UDPServerListener: listens for incomming UDP packets
+ */
+class UDPServerListener : public nsIUDPSocketListener {
+ protected:
+ virtual ~UDPServerListener();
+
+ public:
+ explicit UDPServerListener(WaitForCondition* waiter) : mWaiter(waiter) {}
+
+ NS_DECL_THREADSAFE_ISUPPORTS
+ NS_DECL_NSIUDPSOCKETLISTENER
+
+ nsresult mResult = NS_ERROR_FAILURE;
+ RefPtr<WaitForCondition> mWaiter;
+};
+
+NS_IMPL_ISUPPORTS(UDPServerListener, nsIUDPSocketListener)
+
+UDPServerListener::~UDPServerListener() = default;
+
+NS_IMETHODIMP
+UDPServerListener::OnPacketReceived(nsIUDPSocket* socket,
+ nsIUDPMessage* message) {
+ mResult = NS_OK;
+
+ uint16_t port;
+ nsCString ip;
+ nsCOMPtr<nsINetAddr> fromAddr;
+ message->GetFromAddr(getter_AddRefs(fromAddr));
+ fromAddr->GetPort(&port);
+ fromAddr->GetAddress(ip);
+ SUCCEED();
+
+ if (TEST_OUTPUT_STREAM == phase && CheckMessageContent(message, REQUEST)) {
+ nsCOMPtr<nsIOutputStream> outstream;
+ message->GetOutputStream(getter_AddRefs(outstream));
+
+ uint32_t count;
+ const uint32_t data = RESPONSE;
+ mResult = outstream->Write((const char*)&data, sizeof(uint32_t), &count);
+
+ if (mResult == NS_OK && count == sizeof(uint32_t)) {
+ SUCCEED();
+ } else {
+ ADD_FAILURE();
+ }
+ return NS_OK;
+ }
+ if (TEST_MULTICAST == phase && CheckMessageContent(message, REQUEST)) {
+ mResult = NS_OK;
+ } else if (TEST_SEND_API != phase ||
+ !CheckMessageContent(message, RESPONSE)) {
+ mResult = NS_ERROR_FAILURE;
+ }
+
+ // Notify thread
+ mWaiter->Notify();
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+UDPServerListener::OnStopListening(nsIUDPSocket*, nsresult) {
+ mWaiter->Notify();
+ return NS_OK;
+}
+
+/**
+ * Multicast timer callback: detects delivery failure
+ */
+class MulticastTimerCallback : public nsITimerCallback, public nsINamed {
+ protected:
+ virtual ~MulticastTimerCallback();
+
+ public:
+ explicit MulticastTimerCallback(WaitForCondition* waiter)
+ : mResult(NS_ERROR_NOT_INITIALIZED), mWaiter(waiter) {}
+
+ NS_DECL_THREADSAFE_ISUPPORTS
+ NS_DECL_NSITIMERCALLBACK
+ NS_DECL_NSINAMED
+
+ nsresult mResult;
+ RefPtr<WaitForCondition> mWaiter;
+};
+
+NS_IMPL_ISUPPORTS(MulticastTimerCallback, nsITimerCallback, nsINamed)
+
+MulticastTimerCallback::~MulticastTimerCallback() = default;
+
+NS_IMETHODIMP
+MulticastTimerCallback::Notify(nsITimer* timer) {
+ if (TEST_MULTICAST != phase) {
+ return NS_OK;
+ }
+ // Multicast ping failed
+ printf("Multicast ping timeout expired\n");
+ mResult = NS_ERROR_FAILURE;
+ mWaiter->Notify();
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+MulticastTimerCallback::GetName(nsACString& aName) {
+ aName.AssignLiteral("MulticastTimerCallback");
+ return NS_OK;
+}
+
+/**** Main ****/
+
+TEST(TestUDPSocket, TestUDPSocketMain)
+{
+ nsresult rv;
+
+ // Create UDPSocket
+ nsCOMPtr<nsIUDPSocket> server, client;
+ server = do_CreateInstance("@mozilla.org/network/udp-socket;1", &rv);
+ ASSERT_NS_SUCCEEDED(rv);
+
+ client = do_CreateInstance("@mozilla.org/network/udp-socket;1", &rv);
+ ASSERT_NS_SUCCEEDED(rv);
+
+ RefPtr<WaitForCondition> waiter = new WaitForCondition();
+
+ // Create UDPServerListener to process UDP packets
+ RefPtr<UDPServerListener> serverListener = new UDPServerListener(waiter);
+
+ nsCOMPtr<nsIPrincipal> systemPrincipal = nsContentUtils::GetSystemPrincipal();
+
+ // Bind server socket to 0.0.0.0
+ rv = server->Init(0, false, systemPrincipal, true, 0);
+ ASSERT_NS_SUCCEEDED(rv);
+ int32_t serverPort;
+ server->GetPort(&serverPort);
+ server->AsyncListen(serverListener);
+
+ // Bind clinet on arbitrary port
+ RefPtr<UDPClientListener> clientListener = new UDPClientListener(waiter);
+ client->Init(0, false, systemPrincipal, true, 0);
+ client->AsyncListen(clientListener);
+
+ // Write data to server
+ uint32_t count;
+ nsTArray<uint8_t> data;
+ const uint32_t dataBuffer = REQUEST;
+ data.AppendElements((const uint8_t*)&dataBuffer, sizeof(uint32_t));
+
+ phase = TEST_OUTPUT_STREAM;
+ rv = client->Send("127.0.0.1"_ns, serverPort, data, &count);
+ ASSERT_NS_SUCCEEDED(rv);
+ EXPECT_EQ(count, sizeof(uint32_t));
+
+ // Wait for server
+ waiter->Wait(1);
+ ASSERT_NS_SUCCEEDED(serverListener->mResult);
+
+ // Read response from server
+ ASSERT_NS_SUCCEEDED(clientListener->mResult);
+
+ mozilla::net::NetAddr clientAddr;
+ rv = client->GetAddress(&clientAddr);
+ ASSERT_NS_SUCCEEDED(rv);
+ // The client address is 0.0.0.0, but Windows won't receive packets there, so
+ // use 127.0.0.1 explicitly
+ clientAddr.inet.ip = PR_htonl(127 << 24 | 1);
+
+ phase = TEST_SEND_API;
+ rv = server->SendWithAddress(&clientAddr, data, &count);
+ ASSERT_NS_SUCCEEDED(rv);
+ EXPECT_EQ(count, sizeof(uint32_t));
+
+ // Wait for server
+ waiter->Wait(1);
+ ASSERT_NS_SUCCEEDED(serverListener->mResult);
+
+ // Read response from server
+ ASSERT_NS_SUCCEEDED(clientListener->mResult);
+
+ // Setup timer to detect multicast failure
+ nsCOMPtr<nsITimer> timer = NS_NewTimer();
+ ASSERT_TRUE(timer);
+ RefPtr<MulticastTimerCallback> timerCb = new MulticastTimerCallback(waiter);
+
+ // Join multicast group
+ printf("Joining multicast group\n");
+ phase = TEST_MULTICAST;
+ mozilla::net::NetAddr multicastAddr;
+ multicastAddr.inet.family = AF_INET;
+ multicastAddr.inet.ip = PR_htonl(224 << 24 | 255);
+ multicastAddr.inet.port = PR_htons(serverPort);
+ rv = server->JoinMulticastAddr(multicastAddr, nullptr);
+ ASSERT_NS_SUCCEEDED(rv);
+
+ // Send multicast ping
+ timerCb->mResult = NS_OK;
+ timer->InitWithCallback(timerCb, MULTICAST_TIMEOUT, nsITimer::TYPE_ONE_SHOT);
+ rv = client->SendWithAddress(&multicastAddr, data, &count);
+ ASSERT_NS_SUCCEEDED(rv);
+ EXPECT_EQ(count, sizeof(uint32_t));
+
+ // Wait for server to receive successfully
+ waiter->Wait(1);
+ ASSERT_NS_SUCCEEDED(serverListener->mResult);
+ ASSERT_NS_SUCCEEDED(timerCb->mResult);
+ timer->Cancel();
+
+ // Disable multicast loopback
+ printf("Disable multicast loopback\n");
+ client->SetMulticastLoopback(false);
+ server->SetMulticastLoopback(false);
+
+ // Send multicast ping
+ timerCb->mResult = NS_OK;
+ timer->InitWithCallback(timerCb, MULTICAST_TIMEOUT, nsITimer::TYPE_ONE_SHOT);
+ rv = client->SendWithAddress(&multicastAddr, data, &count);
+ ASSERT_NS_SUCCEEDED(rv);
+ EXPECT_EQ(count, sizeof(uint32_t));
+
+ // Wait for server to fail to receive
+ waiter->Wait(1);
+ ASSERT_FALSE(NS_SUCCEEDED(timerCb->mResult));
+ timer->Cancel();
+
+ // Reset state
+ client->SetMulticastLoopback(true);
+ server->SetMulticastLoopback(true);
+
+ // Change multicast interface
+ mozilla::net::NetAddr loopbackAddr;
+ loopbackAddr.inet.family = AF_INET;
+ loopbackAddr.inet.ip = PR_htonl(INADDR_LOOPBACK);
+ client->SetMulticastInterfaceAddr(loopbackAddr);
+
+ // Send multicast ping
+ timerCb->mResult = NS_OK;
+ timer->InitWithCallback(timerCb, MULTICAST_TIMEOUT, nsITimer::TYPE_ONE_SHOT);
+ rv = client->SendWithAddress(&multicastAddr, data, &count);
+ ASSERT_NS_SUCCEEDED(rv);
+ EXPECT_EQ(count, sizeof(uint32_t));
+
+ // Wait for server to fail to receive
+ waiter->Wait(1);
+ ASSERT_FALSE(NS_SUCCEEDED(timerCb->mResult));
+ timer->Cancel();
+
+ // Reset state
+ mozilla::net::NetAddr anyAddr;
+ anyAddr.inet.family = AF_INET;
+ anyAddr.inet.ip = PR_htonl(INADDR_ANY);
+ client->SetMulticastInterfaceAddr(anyAddr);
+
+ // Leave multicast group
+ rv = server->LeaveMulticastAddr(multicastAddr, nullptr);
+ ASSERT_NS_SUCCEEDED(rv);
+
+ // Send multicast ping
+ timerCb->mResult = NS_OK;
+ timer->InitWithCallback(timerCb, MULTICAST_TIMEOUT, nsITimer::TYPE_ONE_SHOT);
+ rv = client->SendWithAddress(&multicastAddr, data, &count);
+ ASSERT_NS_SUCCEEDED(rv);
+ EXPECT_EQ(count, sizeof(uint32_t));
+
+ // Wait for server to fail to receive
+ waiter->Wait(1);
+ ASSERT_FALSE(NS_SUCCEEDED(timerCb->mResult));
+ timer->Cancel();
+
+ goto close; // suppress warning about unused label
+
+close:
+ // Close server
+ server->Close();
+ client->Close();
+
+ // Wait for client and server to see closing
+ waiter->Wait(2);
+}