1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
|
// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/openscreen_platform/message_port_tls_connection.h"
#include <memory>
#include <queue>
#include <string_view>
#include "base/memory/raw_ptr.h"
#include "components/cast/message_port/message_port.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/openscreen/src/platform/api/task_runner.h"
#include "third_party/openscreen/src/platform/api/tls_connection.h"
#include "third_party/openscreen/src/platform/base/ip_address.h"
#include "third_party/openscreen/src/platform/base/span.h"
using ::testing::_;
using ::testing::Mock;
using ::testing::Return;
using ::testing::StrictMock;
namespace openscreen_platform {
namespace {
class MockMessagePort : public cast_api_bindings::MessagePort {
public:
~MockMessagePort() override = default;
MOCK_METHOD1(PostMessage, bool(std::string_view));
MOCK_METHOD2(PostMessageWithTransferables,
bool(std::string_view,
std::vector<std::unique_ptr<MessagePort>>));
MOCK_METHOD1(SetReceiver, void(cast_api_bindings::MessagePort::Receiver*));
MOCK_METHOD0(Close, void());
MOCK_CONST_METHOD0(CanPostMessage, bool());
};
class MockTlsConnectionClient : public openscreen::TlsConnection::Client {
public:
~MockTlsConnectionClient() override = default;
MOCK_METHOD2(OnRead, void(openscreen::TlsConnection*, std::vector<uint8_t>));
MOCK_METHOD2(OnError,
void(openscreen::TlsConnection*, const openscreen::Error&));
};
class MockTaskRunner : public openscreen::TaskRunner {
public:
~MockTaskRunner() override = default;
// openscreen::TaskRunner overrides;
MOCK_METHOD2(PostPackagedTaskWithDelay,
void(Task, openscreen::Clock::duration));
MOCK_METHOD0(IsRunningOnTaskRunner, bool());
void PostPackagedTask(Task task) override {
tasks_.push(std::move(task));
PostTask();
}
void RunTasksUntilIdle() {
while (!tasks_.empty()) {
tasks_.front()();
tasks_.pop();
}
}
MOCK_METHOD0(PostTask, void());
private:
std::queue<Task> tasks_;
};
} // namespace
class MessagePortTlsConnectionTest : public testing::Test {
public:
MessagePortTlsConnectionTest() {
auto message_port = std::make_unique<MockMessagePort>();
message_port_ = message_port.get();
EXPECT_CALL(*message_port_, SetReceiver(_));
connection_ = std::make_unique<MessagePortTlsConnection>(
std::move(message_port), task_runner_);
connection_as_receiver_ = connection_.get();
}
~MessagePortTlsConnectionTest() override = default;
protected:
std::unique_ptr<MessagePortTlsConnection> connection_;
raw_ptr<cast_api_bindings::MessagePort::Receiver> connection_as_receiver_;
raw_ptr<MockMessagePort> message_port_;
StrictMock<MockTlsConnectionClient> client_;
StrictMock<MockTaskRunner> task_runner_;
};
TEST_F(MessagePortTlsConnectionTest, OnMessage) {
std::string_view message = "foo";
// No operation done when no client is set.
connection_as_receiver_->OnMessage(message, {});
// Setting the client checks the Task runner.
// NOTE: The IsRunningOnTaskRunner() call is DCHECK'd, so it will only run on
// debug builds - so it may be called zero or one times.
EXPECT_CALL(task_runner_, IsRunningOnTaskRunner())
.WillRepeatedly(Return(true));
connection_->SetClient(&client_);
// Once the client is set, a callback is made when OnMessage*() is called on
// the correct task runner.
message = "bar";
EXPECT_CALL(task_runner_, IsRunningOnTaskRunner()).WillOnce(Return(true));
EXPECT_CALL(client_,
OnRead(connection_.get(),
std::vector<uint8_t>(message.begin(), message.end())));
connection_as_receiver_->OnMessage(message, {});
// Once the client is set, a callback is pushed to the task runner if it's not
// already being run from there.
message = "foobar";
EXPECT_CALL(task_runner_, IsRunningOnTaskRunner()).WillOnce(Return(false));
EXPECT_CALL(task_runner_, PostTask());
connection_as_receiver_->OnMessage(message, {});
EXPECT_CALL(task_runner_, IsRunningOnTaskRunner()).WillOnce(Return(true));
EXPECT_CALL(client_,
OnRead(connection_.get(),
std::vector<uint8_t>(message.begin(), message.end())));
task_runner_.RunTasksUntilIdle();
}
TEST_F(MessagePortTlsConnectionTest, OnPipeError) {
// No operation done when no client is set.
connection_as_receiver_->OnPipeError();
// Setting the client checks the Task runner.
// NOTE: The IsRunningOnTaskRunner() call is DCHECK'd, so it will only run on
// debug builds - so it may be called zero or one times.
EXPECT_CALL(task_runner_, IsRunningOnTaskRunner())
.WillRepeatedly(Return(true));
connection_->SetClient(&client_);
// Once the client is set, a callback is made when OnPipeError() is called on
// the correct task runner.
EXPECT_CALL(task_runner_, IsRunningOnTaskRunner()).WillOnce(Return(true));
EXPECT_CALL(client_, OnError(connection_.get(), _));
connection_as_receiver_->OnPipeError();
// Once the client is set, a callback is pushed to the task runner if it's not
// already being run from there.
EXPECT_CALL(task_runner_, IsRunningOnTaskRunner()).WillOnce(Return(false));
EXPECT_CALL(task_runner_, PostTask());
connection_as_receiver_->OnPipeError();
EXPECT_CALL(task_runner_, IsRunningOnTaskRunner()).WillOnce(Return(true));
EXPECT_CALL(client_, OnError(connection_.get(), _));
task_runner_.RunTasksUntilIdle();
}
TEST_F(MessagePortTlsConnectionTest, Send) {
const std::string_view message = "foobar";
// Set data is always forwarded to the underlying MessagePort's Send().
EXPECT_CALL(*message_port_, PostMessage(message));
connection_->Send(openscreen::ByteView(
reinterpret_cast<const uint8_t*>(message.data()), message.size()));
}
} // namespace openscreen_platform
|
