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
| //===-- NativeProcessTestUtils.cpp ------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef lldb_unittests_Host_NativeProcessTestUtils_h_
#define lldb_unittests_Host_NativeProcessTestUtils_h_
#include "lldb/Host/common/NativeProcessProtocol.h"
#include "llvm/Testing/Support/Error.h"
#include "gmock/gmock.h"
using namespace lldb_private;
using namespace lldb;
using namespace testing;
namespace lldb_private {
class MockDelegate : public NativeProcessProtocol::NativeDelegate {
public:
MOCK_METHOD1(InitializeDelegate, void(NativeProcessProtocol *Process));
MOCK_METHOD2(ProcessStateChanged,
void(NativeProcessProtocol *Process, StateType State));
MOCK_METHOD1(DidExec, void(NativeProcessProtocol *Process));
};
// NB: This class doesn't use the override keyword to avoid
// -Winconsistent-missing-override warnings from the compiler. The
// inconsistency comes from the overriding definitions in the MOCK_*** macros.
template <typename T> class MockProcess : public T {
public:
MockProcess(NativeProcessProtocol::NativeDelegate &Delegate,
const ArchSpec &Arch, lldb::pid_t Pid = 1)
: T(Pid, -1, Delegate), Arch(Arch) {}
MOCK_METHOD1(Resume, Status(const ResumeActionList &ResumeActions));
MOCK_METHOD0(Halt, Status());
MOCK_METHOD0(Detach, Status());
MOCK_METHOD1(Signal, Status(int Signo));
MOCK_METHOD0(Kill, Status());
MOCK_METHOD3(AllocateMemory,
Status(size_t Size, uint32_t Permissions, addr_t &Addr));
MOCK_METHOD1(DeallocateMemory, Status(addr_t Addr));
MOCK_METHOD0(GetSharedLibraryInfoAddress, addr_t());
MOCK_METHOD0(UpdateThreads, size_t());
MOCK_CONST_METHOD0(GetAuxvData,
llvm::ErrorOr<std::unique_ptr<llvm::MemoryBuffer>>());
MOCK_METHOD2(GetLoadedModuleFileSpec,
Status(const char *ModulePath, FileSpec &Spec));
MOCK_METHOD2(GetFileLoadAddress,
Status(const llvm::StringRef &FileName, addr_t &Addr));
const ArchSpec &GetArchitecture() const /*override*/ { return Arch; }
Status SetBreakpoint(lldb::addr_t Addr, uint32_t Size,
bool Hardware) /*override*/ {
if (Hardware)
return this->SetHardwareBreakpoint(Addr, Size);
else
return this->SetSoftwareBreakpoint(Addr, Size);
}
// Redirect base class Read/Write Memory methods to functions whose signatures
// are more mock-friendly.
Status ReadMemory(addr_t Addr, void *Buf, size_t Size,
size_t &BytesRead) /*override*/ {
auto ExpectedMemory = this->ReadMemory(Addr, Size);
if (!ExpectedMemory) {
BytesRead = 0;
return Status(ExpectedMemory.takeError());
}
BytesRead = ExpectedMemory->size();
assert(BytesRead <= Size);
std::memcpy(Buf, ExpectedMemory->data(), BytesRead);
return Status();
}
Status WriteMemory(addr_t Addr, const void *Buf, size_t Size,
size_t &BytesWritten) /*override*/ {
auto ExpectedBytes = this->WriteMemory(
Addr, llvm::makeArrayRef(static_cast<const uint8_t *>(Buf), Size));
if (!ExpectedBytes) {
BytesWritten = 0;
return Status(ExpectedBytes.takeError());
}
BytesWritten = *ExpectedBytes;
return Status();
}
MOCK_METHOD2(ReadMemory,
llvm::Expected<std::vector<uint8_t>>(addr_t Addr, size_t Size));
MOCK_METHOD2(WriteMemory,
llvm::Expected<size_t>(addr_t Addr,
llvm::ArrayRef<uint8_t> Data));
using T::GetSoftwareBreakpointTrapOpcode;
llvm::Expected<std::vector<uint8_t>> ReadMemoryWithoutTrap(addr_t Addr,
size_t Size) {
std::vector<uint8_t> Data(Size, 0);
size_t BytesRead;
Status ST =
T::ReadMemoryWithoutTrap(Addr, Data.data(), Data.size(), BytesRead);
if (ST.Fail())
return ST.ToError();
Data.resize(BytesRead);
return std::move(Data);
}
private:
ArchSpec Arch;
};
class FakeMemory {
public:
FakeMemory(llvm::ArrayRef<uint8_t> Data, addr_t start_addr = 0)
: Data(Data), m_start_addr(start_addr) {}
FakeMemory(const void *Data, size_t data_size, addr_t start_addr = 0)
: Data((const uint8_t *)Data, ((const uint8_t *)Data) + data_size),
m_start_addr(start_addr) {}
llvm::Expected<std::vector<uint8_t>> Read(addr_t Addr, size_t Size) {
Addr -= m_start_addr;
if (Addr >= Data.size())
return llvm::createStringError(llvm::inconvertibleErrorCode(),
"Address out of range.");
Size = std::min(Size, Data.size() - (size_t)Addr);
auto Begin = std::next(Data.begin(), Addr);
return std::vector<uint8_t>(Begin, std::next(Begin, Size));
}
llvm::Expected<size_t> Write(addr_t Addr, llvm::ArrayRef<uint8_t> Chunk) {
Addr -= m_start_addr;
if (Addr >= Data.size())
return llvm::createStringError(llvm::inconvertibleErrorCode(),
"Address out of range.");
size_t Size = std::min(Chunk.size(), Data.size() - (size_t)Addr);
std::copy_n(Chunk.begin(), Size, &Data[Addr]);
return Size;
}
private:
std::vector<uint8_t> Data;
addr_t m_start_addr;
};
} // namespace lldb_private
#endif |