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// Copyright (c) 2010 Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <assert.h>
#include <stdio.h>
#include <string>
#include "breakpad_googletest_includes.h"
#include "common/scoped_ptr.h"
#include "common/using_std_string.h"
#include "google_breakpad/processor/basic_source_line_resolver.h"
#include "google_breakpad/processor/code_module.h"
#include "google_breakpad/processor/stack_frame.h"
#include "google_breakpad/processor/memory_region.h"
#include "processor/linked_ptr.h"
#include "processor/logging.h"
#include "processor/windows_frame_info.h"
#include "processor/cfi_frame_info.h"
namespace {
using google_breakpad::BasicSourceLineResolver;
using google_breakpad::CFIFrameInfo;
using google_breakpad::CodeModule;
using google_breakpad::MemoryRegion;
using google_breakpad::StackFrame;
using google_breakpad::WindowsFrameInfo;
using google_breakpad::linked_ptr;
using google_breakpad::scoped_ptr;
using google_breakpad::SymbolParseHelper;
class TestCodeModule : public CodeModule {
public:
TestCodeModule(string code_file) : code_file_(code_file) {}
virtual ~TestCodeModule() {}
virtual uint64_t base_address() const { return 0; }
virtual uint64_t size() const { return 0xb000; }
virtual string code_file() const { return code_file_; }
virtual string code_identifier() const { return ""; }
virtual string debug_file() const { return ""; }
virtual string debug_identifier() const { return ""; }
virtual string version() const { return ""; }
virtual CodeModule* Copy() const {
return new TestCodeModule(code_file_);
}
virtual bool is_unloaded() const { return false; }
virtual uint64_t shrink_down_delta() const { return 0; }
virtual void SetShrinkDownDelta(uint64_t shrink_down_delta) {}
private:
string code_file_;
};
// A mock memory region object, for use by the STACK CFI tests.
class MockMemoryRegion: public MemoryRegion {
uint64_t GetBase() const { return 0x10000; }
uint32_t GetSize() const { return 0x01000; }
bool GetMemoryAtAddress(uint64_t address, uint8_t *value) const {
*value = address & 0xff;
return true;
}
bool GetMemoryAtAddress(uint64_t address, uint16_t *value) const {
*value = address & 0xffff;
return true;
}
bool GetMemoryAtAddress(uint64_t address, uint32_t *value) const {
switch (address) {
case 0x10008: *value = 0x98ecadc3; break; // saved %ebx
case 0x1000c: *value = 0x878f7524; break; // saved %esi
case 0x10010: *value = 0x6312f9a5; break; // saved %edi
case 0x10014: *value = 0x10038; break; // caller's %ebp
case 0x10018: *value = 0xf6438648; break; // return address
default: *value = 0xdeadbeef; break; // junk
}
return true;
}
bool GetMemoryAtAddress(uint64_t address, uint64_t *value) const {
*value = address;
return true;
}
void Print() const {
assert(false);
}
};
// Verify that, for every association in ACTUAL, EXPECTED has the same
// association. (That is, ACTUAL's associations should be a subset of
// EXPECTED's.) Also verify that ACTUAL has associations for ".ra" and
// ".cfa".
static bool VerifyRegisters(
const char *file, int line,
const CFIFrameInfo::RegisterValueMap<uint32_t> &expected,
const CFIFrameInfo::RegisterValueMap<uint32_t> &actual) {
CFIFrameInfo::RegisterValueMap<uint32_t>::const_iterator a;
a = actual.find(".cfa");
if (a == actual.end())
return false;
a = actual.find(".ra");
if (a == actual.end())
return false;
for (a = actual.begin(); a != actual.end(); a++) {
CFIFrameInfo::RegisterValueMap<uint32_t>::const_iterator e =
expected.find(a->first);
if (e == expected.end()) {
fprintf(stderr, "%s:%d: unexpected register '%s' recovered, value 0x%x\n",
file, line, a->first.c_str(), a->second);
return false;
}
if (e->second != a->second) {
fprintf(stderr,
"%s:%d: register '%s' recovered value was 0x%x, expected 0x%x\n",
file, line, a->first.c_str(), a->second, e->second);
return false;
}
// Don't complain if this doesn't recover all registers. Although
// the DWARF spec says that unmentioned registers are undefined,
// GCC uses omission to mean that they are unchanged.
}
return true;
}
static bool VerifyEmpty(const StackFrame &frame) {
if (frame.function_name.empty() &&
frame.source_file_name.empty() &&
frame.source_line == 0)
return true;
return false;
}
static void ClearSourceLineInfo(StackFrame *frame) {
frame->function_name.clear();
frame->module = NULL;
frame->source_file_name.clear();
frame->source_line = 0;
}
class TestBasicSourceLineResolver : public ::testing::Test {
public:
void SetUp() {
testdata_dir = string(getenv("srcdir") ? getenv("srcdir") : ".") +
"/src/processor/testdata";
}
BasicSourceLineResolver resolver;
string testdata_dir;
};
TEST_F(TestBasicSourceLineResolver, TestLoadAndResolve)
{
TestCodeModule module1("module1");
ASSERT_TRUE(resolver.LoadModule(&module1, testdata_dir + "/module1.out"));
ASSERT_TRUE(resolver.HasModule(&module1));
TestCodeModule module2("module2");
ASSERT_TRUE(resolver.LoadModule(&module2, testdata_dir + "/module2.out"));
ASSERT_TRUE(resolver.HasModule(&module2));
StackFrame frame;
scoped_ptr<WindowsFrameInfo> windows_frame_info;
scoped_ptr<CFIFrameInfo> cfi_frame_info;
frame.instruction = 0x1000;
frame.module = NULL;
resolver.FillSourceLineInfo(&frame);
ASSERT_FALSE(frame.module);
ASSERT_TRUE(frame.function_name.empty());
ASSERT_EQ(frame.function_base, 0U);
ASSERT_TRUE(frame.source_file_name.empty());
ASSERT_EQ(frame.source_line, 0);
ASSERT_EQ(frame.source_line_base, 0U);
frame.module = &module1;
resolver.FillSourceLineInfo(&frame);
ASSERT_EQ(frame.function_name, "Function1_1");
ASSERT_TRUE(frame.module);
ASSERT_EQ(frame.module->code_file(), "module1");
ASSERT_EQ(frame.function_base, 0x1000U);
ASSERT_EQ(frame.source_file_name, "file1_1.cc");
ASSERT_EQ(frame.source_line, 44);
ASSERT_EQ(frame.source_line_base, 0x1000U);
windows_frame_info.reset(resolver.FindWindowsFrameInfo(&frame));
ASSERT_TRUE(windows_frame_info.get());
ASSERT_EQ(windows_frame_info->type_, WindowsFrameInfo::STACK_INFO_FRAME_DATA);
ASSERT_FALSE(windows_frame_info->allocates_base_pointer);
ASSERT_EQ(windows_frame_info->program_string,
"$eip 4 + ^ = $esp $ebp 8 + = $ebp $ebp ^ =");
ClearSourceLineInfo(&frame);
frame.instruction = 0x800;
frame.module = &module1;
resolver.FillSourceLineInfo(&frame);
ASSERT_TRUE(VerifyEmpty(frame));
windows_frame_info.reset(resolver.FindWindowsFrameInfo(&frame));
ASSERT_FALSE(windows_frame_info.get());
frame.instruction = 0x1280;
resolver.FillSourceLineInfo(&frame);
ASSERT_EQ(frame.function_name, "Function1_3");
ASSERT_TRUE(frame.source_file_name.empty());
ASSERT_EQ(frame.source_line, 0);
windows_frame_info.reset(resolver.FindWindowsFrameInfo(&frame));
ASSERT_TRUE(windows_frame_info.get());
ASSERT_EQ(windows_frame_info->type_, WindowsFrameInfo::STACK_INFO_UNKNOWN);
ASSERT_FALSE(windows_frame_info->allocates_base_pointer);
ASSERT_TRUE(windows_frame_info->program_string.empty());
frame.instruction = 0x1380;
resolver.FillSourceLineInfo(&frame);
ASSERT_EQ(frame.function_name, "Function1_4");
ASSERT_TRUE(frame.source_file_name.empty());
ASSERT_EQ(frame.source_line, 0);
windows_frame_info.reset(resolver.FindWindowsFrameInfo(&frame));
ASSERT_EQ(windows_frame_info->type_, WindowsFrameInfo::STACK_INFO_FRAME_DATA);
ASSERT_TRUE(windows_frame_info.get());
ASSERT_FALSE(windows_frame_info->allocates_base_pointer);
ASSERT_FALSE(windows_frame_info->program_string.empty());
frame.instruction = 0x2000;
windows_frame_info.reset(resolver.FindWindowsFrameInfo(&frame));
ASSERT_FALSE(windows_frame_info.get());
// module1 has STACK CFI records covering 3d40..3def;
// module2 has STACK CFI records covering 3df0..3e9f;
// check that FindCFIFrameInfo doesn't claim to find any outside those ranges.
frame.instruction = 0x3d3f;
frame.module = &module1;
cfi_frame_info.reset(resolver.FindCFIFrameInfo(&frame));
ASSERT_FALSE(cfi_frame_info.get());
frame.instruction = 0x3e9f;
frame.module = &module1;
cfi_frame_info.reset(resolver.FindCFIFrameInfo(&frame));
ASSERT_FALSE(cfi_frame_info.get());
CFIFrameInfo::RegisterValueMap<uint32_t> current_registers;
CFIFrameInfo::RegisterValueMap<uint32_t> caller_registers;
CFIFrameInfo::RegisterValueMap<uint32_t> expected_caller_registers;
MockMemoryRegion memory;
// Regardless of which instruction evaluation takes place at, it
// should produce the same values for the caller's registers.
expected_caller_registers[".cfa"] = 0x1001c;
expected_caller_registers[".ra"] = 0xf6438648;
expected_caller_registers["$ebp"] = 0x10038;
expected_caller_registers["$ebx"] = 0x98ecadc3;
expected_caller_registers["$esi"] = 0x878f7524;
expected_caller_registers["$edi"] = 0x6312f9a5;
frame.instruction = 0x3d40;
frame.module = &module1;
current_registers.clear();
current_registers["$esp"] = 0x10018;
current_registers["$ebp"] = 0x10038;
current_registers["$ebx"] = 0x98ecadc3;
current_registers["$esi"] = 0x878f7524;
current_registers["$edi"] = 0x6312f9a5;
cfi_frame_info.reset(resolver.FindCFIFrameInfo(&frame));
ASSERT_TRUE(cfi_frame_info.get());
ASSERT_TRUE(cfi_frame_info.get()
->FindCallerRegs<uint32_t>(current_registers, memory,
&caller_registers));
ASSERT_TRUE(VerifyRegisters(__FILE__, __LINE__,
expected_caller_registers, caller_registers));
frame.instruction = 0x3d41;
current_registers["$esp"] = 0x10014;
cfi_frame_info.reset(resolver.FindCFIFrameInfo(&frame));
ASSERT_TRUE(cfi_frame_info.get());
ASSERT_TRUE(cfi_frame_info.get()
->FindCallerRegs<uint32_t>(current_registers, memory,
&caller_registers));
ASSERT_TRUE(VerifyRegisters(__FILE__, __LINE__,
expected_caller_registers, caller_registers));
frame.instruction = 0x3d43;
current_registers["$ebp"] = 0x10014;
cfi_frame_info.reset(resolver.FindCFIFrameInfo(&frame));
ASSERT_TRUE(cfi_frame_info.get());
ASSERT_TRUE(cfi_frame_info.get()
->FindCallerRegs<uint32_t>(current_registers, memory,
&caller_registers));
VerifyRegisters(__FILE__, __LINE__,
expected_caller_registers, caller_registers);
frame.instruction = 0x3d54;
current_registers["$ebx"] = 0x6864f054U;
cfi_frame_info.reset(resolver.FindCFIFrameInfo(&frame));
ASSERT_TRUE(cfi_frame_info.get());
ASSERT_TRUE(cfi_frame_info.get()
->FindCallerRegs<uint32_t>(current_registers, memory,
&caller_registers));
VerifyRegisters(__FILE__, __LINE__,
expected_caller_registers, caller_registers);
frame.instruction = 0x3d5a;
current_registers["$esi"] = 0x6285f79aU;
cfi_frame_info.reset(resolver.FindCFIFrameInfo(&frame));
ASSERT_TRUE(cfi_frame_info.get());
ASSERT_TRUE(cfi_frame_info.get()
->FindCallerRegs<uint32_t>(current_registers, memory,
&caller_registers));
VerifyRegisters(__FILE__, __LINE__,
expected_caller_registers, caller_registers);
frame.instruction = 0x3d84;
current_registers["$edi"] = 0x64061449U;
cfi_frame_info.reset(resolver.FindCFIFrameInfo(&frame));
ASSERT_TRUE(cfi_frame_info.get());
ASSERT_TRUE(cfi_frame_info.get()
->FindCallerRegs<uint32_t>(current_registers, memory,
&caller_registers));
VerifyRegisters(__FILE__, __LINE__,
expected_caller_registers, caller_registers);
frame.instruction = 0x2900;
frame.module = &module1;
resolver.FillSourceLineInfo(&frame);
ASSERT_EQ(frame.function_name, string("PublicSymbol"));
frame.instruction = 0x4000;
frame.module = &module1;
resolver.FillSourceLineInfo(&frame);
ASSERT_EQ(frame.function_name, string("LargeFunction"));
frame.instruction = 0x2181;
frame.module = &module2;
resolver.FillSourceLineInfo(&frame);
ASSERT_EQ(frame.function_name, "Function2_2");
ASSERT_EQ(frame.function_base, 0x2170U);
ASSERT_TRUE(frame.module);
ASSERT_EQ(frame.module->code_file(), "module2");
ASSERT_EQ(frame.source_file_name, "file2_2.cc");
ASSERT_EQ(frame.source_line, 21);
ASSERT_EQ(frame.source_line_base, 0x2180U);
windows_frame_info.reset(resolver.FindWindowsFrameInfo(&frame));
ASSERT_TRUE(windows_frame_info.get());
ASSERT_EQ(windows_frame_info->type_, WindowsFrameInfo::STACK_INFO_FRAME_DATA);
ASSERT_EQ(windows_frame_info->prolog_size, 1U);
frame.instruction = 0x216f;
resolver.FillSourceLineInfo(&frame);
ASSERT_EQ(frame.function_name, "Public2_1");
ClearSourceLineInfo(&frame);
frame.instruction = 0x219f;
frame.module = &module2;
resolver.FillSourceLineInfo(&frame);
ASSERT_TRUE(frame.function_name.empty());
frame.instruction = 0x21a0;
frame.module = &module2;
resolver.FillSourceLineInfo(&frame);
ASSERT_EQ(frame.function_name, "Public2_2");
}
TEST_F(TestBasicSourceLineResolver, TestInvalidLoads)
{
TestCodeModule module3("module3");
ASSERT_TRUE(resolver.LoadModule(&module3,
testdata_dir + "/module3_bad.out"));
ASSERT_TRUE(resolver.HasModule(&module3));
ASSERT_TRUE(resolver.IsModuleCorrupt(&module3));
TestCodeModule module4("module4");
ASSERT_TRUE(resolver.LoadModule(&module4,
testdata_dir + "/module4_bad.out"));
ASSERT_TRUE(resolver.HasModule(&module4));
ASSERT_TRUE(resolver.IsModuleCorrupt(&module4));
TestCodeModule module5("module5");
ASSERT_FALSE(resolver.LoadModule(&module5,
testdata_dir + "/invalid-filename"));
ASSERT_FALSE(resolver.HasModule(&module5));
TestCodeModule invalidmodule("invalid-module");
ASSERT_FALSE(resolver.HasModule(&invalidmodule));
}
TEST_F(TestBasicSourceLineResolver, TestUnload)
{
TestCodeModule module1("module1");
ASSERT_FALSE(resolver.HasModule(&module1));
ASSERT_TRUE(resolver.LoadModule(&module1, testdata_dir + "/module1.out"));
ASSERT_TRUE(resolver.HasModule(&module1));
resolver.UnloadModule(&module1);
ASSERT_FALSE(resolver.HasModule(&module1));
ASSERT_TRUE(resolver.LoadModule(&module1, testdata_dir + "/module1.out"));
ASSERT_TRUE(resolver.HasModule(&module1));
}
// Test parsing of valid FILE lines. The format is:
// FILE <id> <filename>
TEST(SymbolParseHelper, ParseFileValid) {
long index;
char *filename;
char kTestLine[] = "FILE 1 file name";
ASSERT_TRUE(SymbolParseHelper::ParseFile(kTestLine, &index, &filename));
EXPECT_EQ(1, index);
EXPECT_EQ("file name", string(filename));
// 0 is a valid index.
char kTestLine1[] = "FILE 0 file name";
ASSERT_TRUE(SymbolParseHelper::ParseFile(kTestLine1, &index, &filename));
EXPECT_EQ(0, index);
EXPECT_EQ("file name", string(filename));
}
// Test parsing of invalid FILE lines. The format is:
// FILE <id> <filename>
TEST(SymbolParseHelper, ParseFileInvalid) {
long index;
char *filename;
// Test missing file name.
char kTestLine[] = "FILE 1 ";
ASSERT_FALSE(SymbolParseHelper::ParseFile(kTestLine, &index, &filename));
// Test bad index.
char kTestLine1[] = "FILE x1 file name";
ASSERT_FALSE(SymbolParseHelper::ParseFile(kTestLine1, &index, &filename));
// Test large index.
char kTestLine2[] = "FILE 123123123123123123123123 file name";
ASSERT_FALSE(SymbolParseHelper::ParseFile(kTestLine2, &index, &filename));
// Test negative index.
char kTestLine3[] = "FILE -2 file name";
ASSERT_FALSE(SymbolParseHelper::ParseFile(kTestLine3, &index, &filename));
}
// Test parsing of valid FUNC lines. The format is:
// FUNC [<multiple>] <address> <size> <stack_param_size> <name>
TEST(SymbolParseHelper, ParseFunctionValid) {
bool multiple;
uint64_t address;
uint64_t size;
long stack_param_size;
char *name;
char kTestLine[] = "FUNC 1 2 3 function name";
ASSERT_TRUE(SymbolParseHelper::ParseFunction(kTestLine, &multiple, &address,
&size, &stack_param_size,
&name));
EXPECT_FALSE(multiple);
EXPECT_EQ(1ULL, address);
EXPECT_EQ(2ULL, size);
EXPECT_EQ(3, stack_param_size);
EXPECT_EQ("function name", string(name));
// Test hex address, size, and param size.
char kTestLine1[] = "FUNC a1 a2 a3 function name";
ASSERT_TRUE(SymbolParseHelper::ParseFunction(kTestLine1, &multiple, &address,
&size, &stack_param_size,
&name));
EXPECT_FALSE(multiple);
EXPECT_EQ(0xa1ULL, address);
EXPECT_EQ(0xa2ULL, size);
EXPECT_EQ(0xa3, stack_param_size);
EXPECT_EQ("function name", string(name));
char kTestLine2[] = "FUNC 0 0 0 function name";
ASSERT_TRUE(SymbolParseHelper::ParseFunction(kTestLine2, &multiple, &address,
&size, &stack_param_size,
&name));
EXPECT_FALSE(multiple);
EXPECT_EQ(0ULL, address);
EXPECT_EQ(0ULL, size);
EXPECT_EQ(0, stack_param_size);
EXPECT_EQ("function name", string(name));
// Test optional multiple field.
char kTestLine3[] = "FUNC m a1 a2 a3 function name";
ASSERT_TRUE(SymbolParseHelper::ParseFunction(kTestLine3, &multiple, &address,
&size, &stack_param_size,
&name));
EXPECT_TRUE(multiple);
EXPECT_EQ(0xa1ULL, address);
EXPECT_EQ(0xa2ULL, size);
EXPECT_EQ(0xa3, stack_param_size);
EXPECT_EQ("function name", string(name));
}
// Test parsing of invalid FUNC lines. The format is:
// FUNC [<multiple>] <address> <size> <stack_param_size> <name>
TEST(SymbolParseHelper, ParseFunctionInvalid) {
bool multiple;
uint64_t address;
uint64_t size;
long stack_param_size;
char *name;
// Test missing function name.
char kTestLine[] = "FUNC 1 2 3 ";
ASSERT_FALSE(SymbolParseHelper::ParseFunction(kTestLine, &multiple, &address,
&size, &stack_param_size,
&name));
// Test bad address.
char kTestLine1[] = "FUNC 1z 2 3 function name";
ASSERT_FALSE(SymbolParseHelper::ParseFunction(kTestLine1, &multiple, &address,
&size, &stack_param_size,
&name));
// Test large address.
char kTestLine2[] = "FUNC 123123123123123123123123123 2 3 function name";
ASSERT_FALSE(SymbolParseHelper::ParseFunction(kTestLine2, &multiple, &address,
&size, &stack_param_size,
&name));
// Test bad size.
char kTestLine3[] = "FUNC 1 z2 3 function name";
ASSERT_FALSE(SymbolParseHelper::ParseFunction(kTestLine3, &multiple, &address,
&size, &stack_param_size,
&name));
// Test large size.
char kTestLine4[] = "FUNC 1 231231231231231231231231232 3 function name";
ASSERT_FALSE(SymbolParseHelper::ParseFunction(kTestLine4, &multiple, &address,
&size, &stack_param_size,
&name));
// Test bad param size.
char kTestLine5[] = "FUNC 1 2 3z function name";
ASSERT_FALSE(SymbolParseHelper::ParseFunction(kTestLine5, &multiple, &address,
&size, &stack_param_size,
&name));
// Test large param size.
char kTestLine6[] = "FUNC 1 2 312312312312312312312312323 function name";
ASSERT_FALSE(SymbolParseHelper::ParseFunction(kTestLine6, &multiple, &address,
&size, &stack_param_size,
&name));
// Negative param size.
char kTestLine7[] = "FUNC 1 2 -5 function name";
ASSERT_FALSE(SymbolParseHelper::ParseFunction(kTestLine7, &multiple, &address,
&size, &stack_param_size,
&name));
// Test invalid optional field.
char kTestLine8[] = "FUNC x 1 2 5 function name";
ASSERT_FALSE(SymbolParseHelper::ParseFunction(kTestLine8, &multiple, &address,
&size, &stack_param_size,
&name));
}
// Test parsing of valid lines. The format is:
// <address> <size> <line number> <source file id>
TEST(SymbolParseHelper, ParseLineValid) {
uint64_t address;
uint64_t size;
long line_number;
long source_file;
char kTestLine[] = "1 2 3 4";
ASSERT_TRUE(SymbolParseHelper::ParseLine(kTestLine, &address, &size,
&line_number, &source_file));
EXPECT_EQ(1ULL, address);
EXPECT_EQ(2ULL, size);
EXPECT_EQ(3, line_number);
EXPECT_EQ(4, source_file);
// Test hex size and address.
char kTestLine1[] = "a1 a2 3 4 // some comment";
ASSERT_TRUE(SymbolParseHelper::ParseLine(kTestLine1, &address, &size,
&line_number, &source_file));
EXPECT_EQ(0xa1ULL, address);
EXPECT_EQ(0xa2ULL, size);
EXPECT_EQ(3, line_number);
EXPECT_EQ(4, source_file);
// 0 is a valid line number.
char kTestLine2[] = "a1 a2 0 4 // some comment";
ASSERT_TRUE(SymbolParseHelper::ParseLine(kTestLine2, &address, &size,
&line_number, &source_file));
EXPECT_EQ(0xa1ULL, address);
EXPECT_EQ(0xa2ULL, size);
EXPECT_EQ(0, line_number);
EXPECT_EQ(4, source_file);
}
// Test parsing of invalid lines. The format is:
// <address> <size> <line number> <source file id>
TEST(SymbolParseHelper, ParseLineInvalid) {
uint64_t address;
uint64_t size;
long line_number;
long source_file;
// Test missing source file id.
char kTestLine[] = "1 2 3";
ASSERT_FALSE(SymbolParseHelper::ParseLine(kTestLine, &address, &size,
&line_number, &source_file));
// Test bad address.
char kTestLine1[] = "1z 2 3 4";
ASSERT_FALSE(SymbolParseHelper::ParseLine(kTestLine1, &address, &size,
&line_number, &source_file));
// Test large address.
char kTestLine2[] = "123123123123123123123123 2 3 4";
ASSERT_FALSE(SymbolParseHelper::ParseLine(kTestLine2, &address, &size,
&line_number, &source_file));
// Test bad size.
char kTestLine3[] = "1 z2 3 4";
ASSERT_FALSE(SymbolParseHelper::ParseLine(kTestLine3, &address, &size,
&line_number, &source_file));
// Test large size.
char kTestLine4[] = "1 123123123123123123123123 3 4";
ASSERT_FALSE(SymbolParseHelper::ParseLine(kTestLine4, &address, &size,
&line_number, &source_file));
// Test bad line number.
char kTestLine5[] = "1 2 z3 4";
ASSERT_FALSE(SymbolParseHelper::ParseLine(kTestLine5, &address, &size,
&line_number, &source_file));
// Test negative line number.
char kTestLine6[] = "1 2 -1 4";
ASSERT_FALSE(SymbolParseHelper::ParseLine(kTestLine6, &address, &size,
&line_number, &source_file));
// Test large line number.
char kTestLine7[] = "1 2 123123123123123123123 4";
ASSERT_FALSE(SymbolParseHelper::ParseLine(kTestLine7, &address, &size,
&line_number, &source_file));
// Test bad source file id.
char kTestLine8[] = "1 2 3 f";
ASSERT_FALSE(SymbolParseHelper::ParseLine(kTestLine8, &address, &size,
&line_number, &source_file));
}
// Test parsing of valid PUBLIC lines. The format is:
// PUBLIC [<multiple>] <address> <stack_param_size> <name>
TEST(SymbolParseHelper, ParsePublicSymbolValid) {
bool multiple;
uint64_t address;
long stack_param_size;
char *name;
char kTestLine[] = "PUBLIC 1 2 3";
ASSERT_TRUE(SymbolParseHelper::ParsePublicSymbol(kTestLine, &multiple,
&address, &stack_param_size,
&name));
EXPECT_FALSE(multiple);
EXPECT_EQ(1ULL, address);
EXPECT_EQ(2, stack_param_size);
EXPECT_EQ("3", string(name));
// Test hex size and address.
char kTestLine1[] = "PUBLIC a1 a2 function name";
ASSERT_TRUE(SymbolParseHelper::ParsePublicSymbol(kTestLine1, &multiple,
&address, &stack_param_size,
&name));
EXPECT_FALSE(multiple);
EXPECT_EQ(0xa1ULL, address);
EXPECT_EQ(0xa2, stack_param_size);
EXPECT_EQ("function name", string(name));
// Test 0 is a valid address.
char kTestLine2[] = "PUBLIC 0 a2 function name";
ASSERT_TRUE(SymbolParseHelper::ParsePublicSymbol(kTestLine2, &multiple,
&address, &stack_param_size,
&name));
EXPECT_FALSE(multiple);
EXPECT_EQ(0ULL, address);
EXPECT_EQ(0xa2, stack_param_size);
EXPECT_EQ("function name", string(name));
// Test optional multiple field.
char kTestLine3[] = "PUBLIC m a1 a2 function name";
ASSERT_TRUE(SymbolParseHelper::ParsePublicSymbol(kTestLine3, &multiple,
&address, &stack_param_size,
&name));
EXPECT_TRUE(multiple);
EXPECT_EQ(0xa1ULL, address);
EXPECT_EQ(0xa2, stack_param_size);
EXPECT_EQ("function name", string(name));
}
// Test parsing of invalid PUBLIC lines. The format is:
// PUBLIC [<multiple>] <address> <stack_param_size> <name>
TEST(SymbolParseHelper, ParsePublicSymbolInvalid) {
bool multiple;
uint64_t address;
long stack_param_size;
char *name;
// Test missing source function name.
char kTestLine[] = "PUBLIC 1 2 ";
ASSERT_FALSE(SymbolParseHelper::ParsePublicSymbol(kTestLine, &multiple,
&address, &stack_param_size,
&name));
// Test bad address.
char kTestLine1[] = "PUBLIC 1z 2 3";
ASSERT_FALSE(SymbolParseHelper::ParsePublicSymbol(kTestLine1, &multiple,
&address, &stack_param_size,
&name));
// Test large address.
char kTestLine2[] = "PUBLIC 123123123123123123123123 2 3";
ASSERT_FALSE(SymbolParseHelper::ParsePublicSymbol(kTestLine2, &multiple,
&address, &stack_param_size,
&name));
// Test bad param stack size.
char kTestLine3[] = "PUBLIC 1 z2 3";
ASSERT_FALSE(SymbolParseHelper::ParsePublicSymbol(kTestLine3, &multiple,
&address, &stack_param_size,
&name));
// Test large param stack size.
char kTestLine4[] = "PUBLIC 1 123123123123123123123123123 3";
ASSERT_FALSE(SymbolParseHelper::ParsePublicSymbol(kTestLine4, &multiple,
&address, &stack_param_size,
&name));
// Test negative param stack size.
char kTestLine5[] = "PUBLIC 1 -5 3";
ASSERT_FALSE(SymbolParseHelper::ParsePublicSymbol(kTestLine5, &multiple,
&address, &stack_param_size,
&name));
// Test invalid optional field.
char kTestLine6[] = "PUBLIC x 1 5 3";
ASSERT_FALSE(SymbolParseHelper::ParsePublicSymbol(kTestLine6, &multiple,
&address, &stack_param_size,
&name));
}
} // namespace
int main(int argc, char *argv[]) {
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}