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/*
* Copyright 2023 The WebRTC Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "rtc_base/async_dns_resolver.h"
#include <memory>
#include "api/test/rtc_error_matchers.h"
#include "api/units/time_delta.h"
#include "rtc_base/logging.h"
#include "rtc_base/net_helpers.h"
#include "rtc_base/socket_address.h"
#include "rtc_base/thread.h"
#include "test/gmock.h"
#include "test/gtest.h"
#include "test/run_loop.h"
#include "test/wait_until.h"
namespace webrtc {
namespace {
using ::testing::IsTrue;
const TimeDelta kDefaultTimeout = TimeDelta::Millis(1000);
const int kPortNumber = 3027;
TEST(AsyncDnsResolver, ConstructorWorks) {
AsyncDnsResolver resolver;
}
TEST(AsyncDnsResolver, ResolvingLocalhostWorks) {
test::RunLoop loop; // Ensure that posting back to main thread works
AsyncDnsResolver resolver;
SocketAddress address("localhost",
kPortNumber); // Port number does not matter
SocketAddress resolved_address;
bool done = false;
resolver.Start(address, [&done] { done = true; });
ASSERT_THAT(
WaitUntil([&] { return done; }, IsTrue(), {.timeout = kDefaultTimeout}),
IsRtcOk());
EXPECT_EQ(resolver.result().GetError(), 0);
if (resolver.result().GetResolvedAddress(AF_INET, &resolved_address)) {
EXPECT_EQ(resolved_address, SocketAddress("127.0.0.1", kPortNumber));
} else {
RTC_LOG(LS_INFO) << "Resolution gave no address, skipping test";
}
}
TEST(AsyncDnsResolver, ResolveAfterDeleteDoesNotReturn) {
test::RunLoop loop;
std::unique_ptr<AsyncDnsResolver> resolver =
std::make_unique<AsyncDnsResolver>();
SocketAddress address("localhost",
kPortNumber); // Port number does not matter
SocketAddress resolved_address;
bool done = false;
resolver->Start(address, [&done] { done = true; });
resolver.reset(); // Deletes resolver.
Thread::Current()->SleepMs(1); // Allows callback to execute
EXPECT_FALSE(done); // Expect no result.
}
} // namespace
} // namespace webrtc
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