1 // Copyright 2012 The Chromium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "net/proxy_resolution/network_delegate_error_observer.h"
6
7 #include "base/functional/bind.h"
8 #include "base/functional/callback_helpers.h"
9 #include "base/location.h"
10 #include "base/run_loop.h"
11 #include "base/task/single_thread_task_runner.h"
12 #include "base/test/task_environment.h"
13 #include "base/threading/thread.h"
14 #include "net/base/net_errors.h"
15 #include "net/base/network_delegate_impl.h"
16 #include "testing/gtest/include/gtest/gtest.h"
17 #include "third_party/abseil-cpp/absl/types/optional.h"
18
19 namespace net {
20
21 namespace {
22
23 class TestNetworkDelegate : public NetworkDelegateImpl {
24 public:
25 TestNetworkDelegate() = default;
26 ~TestNetworkDelegate() override = default;
27
got_pac_error() const28 bool got_pac_error() const { return got_pac_error_; }
29
30 private:
31 // NetworkDelegate implementation.
OnPACScriptError(int line_number,const std::u16string & error)32 void OnPACScriptError(int line_number, const std::u16string& error) override {
33 got_pac_error_ = true;
34 }
35
36 bool got_pac_error_ = false;
37 };
38
39 // Check that the OnPACScriptError method can be called from an arbitrary
40 // thread.
TEST(NetworkDelegateErrorObserverTest,CallOnThread)41 TEST(NetworkDelegateErrorObserverTest, CallOnThread) {
42 base::test::TaskEnvironment task_environment;
43 base::Thread thread("test_thread");
44 thread.Start();
45 TestNetworkDelegate network_delegate;
46 NetworkDelegateErrorObserver observer(
47 &network_delegate,
48 base::SingleThreadTaskRunner::GetCurrentDefault().get());
49 thread.task_runner()->PostTask(
50 FROM_HERE,
51 base::BindOnce(&NetworkDelegateErrorObserver::OnPACScriptError,
52 base::Unretained(&observer), 42, std::u16string()));
53 thread.Stop();
54 base::RunLoop().RunUntilIdle();
55 ASSERT_TRUE(network_delegate.got_pac_error());
56 }
57
58 // Check that passing a NULL network delegate works.
TEST(NetworkDelegateErrorObserverTest,NoDelegate)59 TEST(NetworkDelegateErrorObserverTest, NoDelegate) {
60 base::test::TaskEnvironment task_environment;
61 base::Thread thread("test_thread");
62 thread.Start();
63 NetworkDelegateErrorObserver observer(
64 nullptr, base::SingleThreadTaskRunner::GetCurrentDefault().get());
65 thread.task_runner()->PostTask(
66 FROM_HERE,
67 base::BindOnce(&NetworkDelegateErrorObserver::OnPACScriptError,
68 base::Unretained(&observer), 42, std::u16string()));
69 thread.Stop();
70 base::RunLoop().RunUntilIdle();
71 // Shouldn't have crashed until here...
72 }
73
74 } // namespace
75
76 } // namespace net
77