From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../base/basic_async_resolver_factory_unittest.cc  | 111 +++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100644 third_party/libwebrtc/p2p/base/basic_async_resolver_factory_unittest.cc

(limited to 'third_party/libwebrtc/p2p/base/basic_async_resolver_factory_unittest.cc')

diff --git a/third_party/libwebrtc/p2p/base/basic_async_resolver_factory_unittest.cc b/third_party/libwebrtc/p2p/base/basic_async_resolver_factory_unittest.cc
new file mode 100644
index 0000000000..77b97e75e6
--- /dev/null
+++ b/third_party/libwebrtc/p2p/base/basic_async_resolver_factory_unittest.cc
@@ -0,0 +1,111 @@
+/*
+ *  Copyright 2018 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 "p2p/base/basic_async_resolver_factory.h"
+
+#include "api/test/mock_async_dns_resolver.h"
+#include "p2p/base/mock_async_resolver.h"
+#include "rtc_base/async_resolver.h"
+#include "rtc_base/gunit.h"
+#include "rtc_base/socket_address.h"
+#include "rtc_base/third_party/sigslot/sigslot.h"
+#include "test/gmock.h"
+#include "test/gtest.h"
+#include "test/testsupport/rtc_expect_death.h"
+
+namespace webrtc {
+
+class BasicAsyncResolverFactoryTest : public ::testing::Test,
+                                      public sigslot::has_slots<> {
+ public:
+  void TestCreate() {
+    BasicAsyncResolverFactory factory;
+    rtc::AsyncResolverInterface* resolver = factory.Create();
+    ASSERT_TRUE(resolver);
+    resolver->SignalDone.connect(
+        this, &BasicAsyncResolverFactoryTest::SetAddressResolved);
+
+    rtc::SocketAddress address("", 0);
+    resolver->Start(address);
+    ASSERT_TRUE_WAIT(address_resolved_, 10000 /*ms*/);
+    resolver->Destroy(false);
+  }
+
+  void SetAddressResolved(rtc::AsyncResolverInterface* resolver) {
+    address_resolved_ = true;
+  }
+
+ private:
+  bool address_resolved_ = false;
+};
+
+// This test is primarily intended to let tools check that the created resolver
+// doesn't leak.
+TEST_F(BasicAsyncResolverFactoryTest, TestCreate) {
+  rtc::AutoThread main_thread;
+  TestCreate();
+}
+
+TEST(WrappingAsyncDnsResolverFactoryTest, TestCreateAndResolve) {
+  rtc::AutoThread main_thread;
+  WrappingAsyncDnsResolverFactory factory(
+      std::make_unique<BasicAsyncResolverFactory>());
+
+  std::unique_ptr<AsyncDnsResolverInterface> resolver(factory.Create());
+  ASSERT_TRUE(resolver);
+
+  bool address_resolved = false;
+  rtc::SocketAddress address("", 0);
+  resolver->Start(address, [&address_resolved]() { address_resolved = true; });
+  ASSERT_TRUE_WAIT(address_resolved, 10000 /*ms*/);
+  resolver.reset();
+}
+
+TEST(WrappingAsyncDnsResolverFactoryTest, WrapOtherResolver) {
+  rtc::AutoThread main_thread;
+  BasicAsyncResolverFactory non_owned_factory;
+  WrappingAsyncDnsResolverFactory factory(&non_owned_factory);
+  std::unique_ptr<AsyncDnsResolverInterface> resolver(factory.Create());
+  ASSERT_TRUE(resolver);
+
+  bool address_resolved = false;
+  rtc::SocketAddress address("", 0);
+  resolver->Start(address, [&address_resolved]() { address_resolved = true; });
+  ASSERT_TRUE_WAIT(address_resolved, 10000 /*ms*/);
+  resolver.reset();
+}
+
+#if GTEST_HAS_DEATH_TEST && defined(WEBRTC_LINUX)
+// Tests that the prohibition against deleting the resolver from the callback
+// is enforced. This is required by the use of sigslot in the wrapped resolver.
+// Checking the error message fails on a number of platforms, so run this
+// test only on the platforms where it works.
+void CallResolver(WrappingAsyncDnsResolverFactory& factory) {
+  rtc::SocketAddress address("", 0);
+  std::unique_ptr<AsyncDnsResolverInterface> resolver(factory.Create());
+  resolver->Start(address, [&resolver]() { resolver.reset(); });
+  WAIT(!resolver.get(), 10000 /*ms*/);
+}
+
+TEST(WrappingAsyncDnsResolverFactoryDeathTest, DestroyResolverInCallback) {
+  rtc::AutoThread main_thread;
+  // TODO(bugs.webrtc.org/12652): Rewrite as death test in loop style when it
+  // works.
+  WrappingAsyncDnsResolverFactory factory(
+      std::make_unique<BasicAsyncResolverFactory>());
+
+  // Since EXPECT_DEATH is thread sensitive, and the resolver creates a thread,
+  // we wrap the whole creation section in EXPECT_DEATH.
+  RTC_EXPECT_DEATH(CallResolver(factory),
+                   "Check failed: !within_resolve_result_");
+}
+#endif
+
+}  // namespace webrtc
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