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
|
// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <memory>
#include "base/memory/raw_ptr.h"
#include "base/memory/ref_counted.h"
#include "base/run_loop.h"
#include "base/test/task_environment.h"
#include "dbus/bus.h"
#include "dbus/message.h"
#include "dbus/object_path.h"
#include "dbus/object_proxy.h"
#include "dbus/test_service.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace dbus {
// The end-to-end test exercises the synchronous APIs in ObjectProxy and
// ExportedObject. The test will launch a thread for the service side
// operations (i.e. ExportedObject side).
class EndToEndSyncTest : public testing::Test {
public:
EndToEndSyncTest() = default;
void SetUp() override {
// Start the test service;
TestService::Options options;
test_service_ = std::make_unique<TestService>(options);
ASSERT_TRUE(test_service_->StartService());
test_service_->WaitUntilServiceIsStarted();
ASSERT_FALSE(test_service_->HasDBusThread());
// Create the client.
Bus::Options client_bus_options;
client_bus_options.bus_type = Bus::SESSION;
client_bus_options.connection_type = Bus::PRIVATE;
client_bus_ = new Bus(client_bus_options);
object_proxy_ = client_bus_->GetObjectProxy(
test_service_->service_name(),
ObjectPath("/org/chromium/TestObject"));
ASSERT_FALSE(client_bus_->HasDBusThread());
}
void TearDown() override {
test_service_->ShutdownAndBlock();
test_service_->Stop();
client_bus_->ShutdownAndBlock();
}
protected:
base::test::SingleThreadTaskEnvironment task_environment_{
base::test::SingleThreadTaskEnvironment::MainThreadType::IO};
std::unique_ptr<TestService> test_service_;
scoped_refptr<Bus> client_bus_;
raw_ptr<ObjectProxy, DanglingUntriaged> object_proxy_;
};
TEST_F(EndToEndSyncTest, Echo) {
const std::string kHello = "hello";
// Create the method call.
MethodCall method_call("org.chromium.TestInterface", "Echo");
MessageWriter writer(&method_call);
writer.AppendString(kHello);
// Call the method.
const int timeout_ms = ObjectProxy::TIMEOUT_USE_DEFAULT;
auto result = object_proxy_->CallMethodAndBlock(&method_call, timeout_ms);
ASSERT_TRUE(result.has_value());
// Check the response. kHello should be echoed back.
MessageReader reader(result->get());
std::string returned_message;
ASSERT_TRUE(reader.PopString(&returned_message));
EXPECT_EQ(kHello, returned_message);
}
TEST_F(EndToEndSyncTest, Timeout) {
const std::string kHello = "hello";
// Create the method call.
MethodCall method_call("org.chromium.TestInterface", "DelayedEcho");
MessageWriter writer(&method_call);
writer.AppendString(kHello);
// Call the method with timeout of 0ms.
const int timeout_ms = 0;
auto result = object_proxy_->CallMethodAndBlock(&method_call, timeout_ms);
// Should fail because of timeout.
ASSERT_FALSE(result.has_value());
}
TEST_F(EndToEndSyncTest, NonexistentMethod) {
MethodCall method_call("org.chromium.TestInterface", "Nonexistent");
const int timeout_ms = ObjectProxy::TIMEOUT_USE_DEFAULT;
auto result = object_proxy_->CallMethodAndBlock(&method_call, timeout_ms);
ASSERT_FALSE(result.has_value());
}
TEST_F(EndToEndSyncTest, BrokenMethod) {
MethodCall method_call("org.chromium.TestInterface", "BrokenMethod");
const int timeout_ms = ObjectProxy::TIMEOUT_USE_DEFAULT;
auto result = object_proxy_->CallMethodAndBlock(&method_call, timeout_ms);
ASSERT_FALSE(result.has_value());
}
TEST_F(EndToEndSyncTest, InvalidServiceName) {
// Bus name cannot contain '/'.
const std::string invalid_service_name = ":1/2";
// Replace object proxy with new one.
object_proxy_ = client_bus_->GetObjectProxy(
invalid_service_name, ObjectPath("/org/chromium/TestObject"));
MethodCall method_call("org.chromium.TestInterface", "Echo");
const int timeout_ms = ObjectProxy::TIMEOUT_USE_DEFAULT;
auto result = object_proxy_->CallMethodAndBlock(&method_call, timeout_ms);
ASSERT_FALSE(result.has_value());
}
TEST_F(EndToEndSyncTest, ConnectToSignalAndBlock) {
constexpr char kMessage[] = "hello";
base::RunLoop run_loop;
std::string test_signal_string;
EXPECT_TRUE(object_proxy_->ConnectToSignalAndBlock(
"org.chromium.TestInterface", "Test",
base::BindRepeating(
[](base::OnceClosure quit_closure, std::string* return_string,
Signal* signal) {
MessageReader reader(signal);
ASSERT_TRUE(reader.PopString(return_string));
std::move(quit_closure).Run();
},
run_loop.QuitClosure(), &test_signal_string)));
test_service_->SendTestSignal(kMessage);
run_loop.Run();
EXPECT_EQ(test_signal_string, kMessage);
// Ensure resources on the DBus thread are cleaned up.
task_environment_.RunUntilIdle();
}
} // namespace dbus
|
