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
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
|
// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#if ZEN_WITH_TESTS
# include <zencore/compactbinarybuilder.h>
# include <zencore/compactbinarypackage.h>
# include <zencore/iobuffer.h>
# include <zencore/stream.h>
# include <zencore/string.h>
# include <zencore/testing.h>
# include <zencore/testutils.h>
# include <zenhttp/httpcommon.h>
# include <zenutil/zenserverprocess.h>
# include <functional>
namespace zen::tests {
extern zen::ZenServerEnvironment TestEnv;
inline IoBuffer
MakeCbObjectPayload(std::function<void(CbObjectWriter& Writer)> WriteCB)
{
CbObjectWriter Writer;
WriteCB(Writer);
IoBuffer Payload = Writer.Save().GetBuffer().AsIoBuffer();
Payload.SetContentType(ZenContentType::kCbObject);
return Payload;
};
inline IoBuffer
SerializeToBuffer(const zen::CbPackage& Package)
{
BinaryWriter MemStream;
Package.Save(MemStream);
IoBuffer Buffer = zen::IoBuffer(zen::IoBuffer::Clone, MemStream.Data(), MemStream.Size());
Buffer.SetContentType(HttpContentType::kCbPackage);
return Buffer;
};
namespace utils {
struct ZenConfig
{
std::filesystem::path DataDir;
uint16_t Port;
std::string BaseUri;
std::string Args;
static ZenConfig New(std::string Args = "")
{
return ZenConfig{.DataDir = TestEnv.CreateNewTestDir(), .Port = TestEnv.GetNewPortNumber(), .Args = std::move(Args)};
}
static ZenConfig New(uint16_t Port, std::string Args = "")
{
return ZenConfig{.DataDir = TestEnv.CreateNewTestDir(), .Port = Port, .Args = std::move(Args)};
}
static ZenConfig NewWithUpstream(uint16_t Port, uint16_t UpstreamPort, std::string Args = "")
{
return New(Port,
fmt::format("{}{}--debug --upstream-thread-count=0 --upstream-zen-url=http://localhost:{}",
Args,
Args.length() > 0 ? " " : "",
UpstreamPort));
}
static ZenConfig NewWithThreadedUpstreams(uint16_t NewPort, std::span<uint16_t> UpstreamPorts, bool Debug)
{
std::string Args = Debug ? "--debug" : "";
for (uint16_t Port : UpstreamPorts)
{
Args = fmt::format("{}{}--upstream-zen-url=http://localhost:{}", Args, Args.length() > 0 ? " " : "", Port);
}
return New(NewPort, Args);
}
void Spawn(ZenServerInstance& Inst)
{
Inst.SetDataDir(DataDir);
Inst.SpawnServer(Port, Args);
const uint16_t InstancePort = Inst.WaitUntilReady();
CHECK_MESSAGE(InstancePort != 0, Inst.GetLogOutput());
if (Port != InstancePort)
ZEN_DEBUG("relocation detected from {} to {}", Port, InstancePort);
Port = InstancePort;
BaseUri = fmt::format("http://localhost:{}/z$", Port);
}
};
inline void SpawnServer(ZenServerInstance& Server, ZenConfig& Cfg) { Cfg.Spawn(Server); }
inline CompressedBuffer CreateSemiRandomBlob(size_t AttachmentSize,
OodleCompressionLevel CompressionLevel = OodleCompressionLevel::VeryFast)
{
// Convoluted way to get a compressed buffer whose result it large enough to be a separate file
// but also does actually compress
const size_t PartCount = (AttachmentSize / (1u * 1024u * 64)) + 1;
const size_t PartSize = AttachmentSize / PartCount;
auto Part = SharedBuffer(CreateRandomBlob(PartSize));
std::vector<SharedBuffer> Parts(PartCount, Part);
size_t RemainPartSize = AttachmentSize - (PartSize * PartCount);
if (RemainPartSize > 0)
{
Parts.push_back(SharedBuffer(CreateRandomBlob(RemainPartSize)));
}
CompressedBuffer Value = CompressedBuffer::Compress(CompositeBuffer(std::move(Parts)), OodleCompressor::Mermaid, CompressionLevel);
return Value;
};
inline std::vector<std::pair<Oid, CompressedBuffer>> CreateAttachments(const std::span<const size_t>& Sizes)
{
std::vector<std::pair<Oid, CompressedBuffer>> Result;
Result.reserve(Sizes.size());
for (size_t Size : Sizes)
{
CompressedBuffer Compressed = CompressedBuffer::Compress(SharedBuffer(CreateRandomBlob(Size)));
Result.emplace_back(std::pair<Oid, CompressedBuffer>(Oid::NewOid(), Compressed));
}
return Result;
}
inline std::vector<std::pair<Oid, CompressedBuffer>> CreateSemiRandomAttachments(const std::span<const size_t>& Sizes)
{
std::vector<std::pair<Oid, CompressedBuffer>> Result;
Result.reserve(Sizes.size());
for (size_t Size : Sizes)
{
CompressedBuffer Compressed =
CreateSemiRandomBlob(Size, Size > 1024u * 1024u ? OodleCompressionLevel::None : OodleCompressionLevel::VeryFast);
Result.emplace_back(std::pair<Oid, CompressedBuffer>(Oid::NewOid(), Compressed));
}
return Result;
}
} // namespace utils
class ZenServerTestHelper
{
public:
ZenServerTestHelper(std::string_view HelperId, int ServerCount) : m_HelperId{HelperId}, m_ServerCount{ServerCount} {}
~ZenServerTestHelper() {}
void SpawnServers(std::string_view AdditionalServerArgs = std::string_view())
{
SpawnServers([](ZenServerInstance&) {}, AdditionalServerArgs);
}
void SpawnServers(auto&& Callback, std::string_view AdditionalServerArgs)
{
ZEN_INFO("{}: spawning {} server instances", m_HelperId, m_ServerCount);
m_Instances.resize(m_ServerCount);
for (int i = 0; i < m_ServerCount; ++i)
{
auto& Instance = m_Instances[i];
Instance = std::make_unique<ZenServerInstance>(TestEnv);
Instance->SetDataDir(TestEnv.CreateNewTestDir());
}
for (int i = 0; i < m_ServerCount; ++i)
{
auto& Instance = m_Instances[i];
Callback(*Instance);
}
for (int i = 0; i < m_ServerCount; ++i)
{
auto& Instance = m_Instances[i];
Instance->SpawnServer(TestEnv.GetNewPortNumber(), AdditionalServerArgs);
}
for (int i = 0; i < m_ServerCount; ++i)
{
auto& Instance = m_Instances[i];
uint16_t PortNumber = Instance->WaitUntilReady();
CHECK_MESSAGE(PortNumber != 0, Instance->GetLogOutput());
}
}
ZenServerInstance& GetInstance(int Index) { return *m_Instances[Index]; }
private:
std::string m_HelperId;
int m_ServerCount = 0;
std::vector<std::unique_ptr<ZenServerInstance>> m_Instances;
};
inline std::string
OidAsString(const Oid& Id)
{
StringBuilder<25> OidStringBuilder;
Id.ToString(OidStringBuilder);
return OidStringBuilder.ToString();
}
} // namespace zen::tests
#endif
|