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-rw-r--r--toolkit/crashreporter/google-breakpad/src/common/linux/elf_symbols_to_module_unittest.cc370
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diff --git a/toolkit/crashreporter/google-breakpad/src/common/linux/elf_symbols_to_module_unittest.cc b/toolkit/crashreporter/google-breakpad/src/common/linux/elf_symbols_to_module_unittest.cc
deleted file mode 100644
index 8984449ab..000000000
--- a/toolkit/crashreporter/google-breakpad/src/common/linux/elf_symbols_to_module_unittest.cc
+++ /dev/null
@@ -1,370 +0,0 @@
-// Copyright (c) 2011 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.
-
-// Original author: Ted Mielczarek <ted.mielczarek@gmail.com>
-
-// elf_symbols_to_module_unittest.cc:
-// Unittests for google_breakpad::ELFSymbolsToModule
-
-#include <elf.h>
-
-#include <string>
-#include <vector>
-
-#include "breakpad_googletest_includes.h"
-#include "common/linux/elf_symbols_to_module.h"
-#include "common/linux/synth_elf.h"
-#include "common/module.h"
-#include "common/test_assembler.h"
-#include "common/using_std_string.h"
-
-using google_breakpad::Module;
-using google_breakpad::synth_elf::StringTable;
-using google_breakpad::test_assembler::Endianness;
-using google_breakpad::test_assembler::kBigEndian;
-using google_breakpad::test_assembler::kLittleEndian;
-using google_breakpad::test_assembler::Label;
-using google_breakpad::test_assembler::Section;
-using ::testing::Test;
-using ::testing::TestWithParam;
-using std::vector;
-
-class ELFSymbolsToModuleTestFixture {
-public:
- ELFSymbolsToModuleTestFixture(Endianness endianness,
- size_t value_size) : module("a", "b", "c", "d"),
- section(endianness),
- table(endianness),
- value_size(value_size) {}
-
- bool ProcessSection() {
- string section_contents, table_contents;
- section.GetContents(&section_contents);
- table.GetContents(&table_contents);
-
- bool ret = ELFSymbolsToModule(reinterpret_cast<const uint8_t*>(section_contents.data()),
- section_contents.size(),
- reinterpret_cast<const uint8_t*>(table_contents.data()),
- table_contents.size(),
- section.endianness() == kBigEndian,
- value_size,
- &module);
- module.GetExterns(&externs, externs.end());
- return ret;
- }
-
- Module module;
- Section section;
- StringTable table;
- string section_contents;
- // 4 or 8 (bytes)
- size_t value_size;
-
- vector<Module::Extern *> externs;
-};
-
-class ELFSymbolsToModuleTest32 : public ELFSymbolsToModuleTestFixture,
- public TestWithParam<Endianness> {
-public:
- ELFSymbolsToModuleTest32() : ELFSymbolsToModuleTestFixture(GetParam(), 4) {}
-
- void AddElf32Sym(const string& name, uint32_t value,
- uint32_t size, unsigned info, uint16_t shndx) {
- section
- .D32(table.Add(name))
- .D32(value)
- .D32(size)
- .D8(info)
- .D8(0) // other
- .D16(shndx);
- }
-};
-
-TEST_P(ELFSymbolsToModuleTest32, NoFuncs) {
- ProcessSection();
-
- ASSERT_EQ((size_t)0, externs.size());
-}
-
-TEST_P(ELFSymbolsToModuleTest32, OneFunc) {
- const string kFuncName = "superfunc";
- const uint32_t kFuncAddr = 0x1000;
- const uint32_t kFuncSize = 0x10;
-
- AddElf32Sym(kFuncName, kFuncAddr, kFuncSize,
- ELF32_ST_INFO(STB_GLOBAL, STT_FUNC),
- // Doesn't really matter, just can't be SHN_UNDEF.
- SHN_UNDEF + 1);
-
- ProcessSection();
-
- ASSERT_EQ((size_t)1, externs.size());
- Module::Extern *extern1 = externs[0];
- EXPECT_EQ(kFuncName, extern1->name);
- EXPECT_EQ((Module::Address)kFuncAddr, extern1->address);
-}
-
-TEST_P(ELFSymbolsToModuleTest32, NameOutOfBounds) {
- const string kFuncName = "";
- const uint32_t kFuncAddr = 0x1000;
- const uint32_t kFuncSize = 0x10;
-
- table.Add("Foo");
- table.Add("Bar");
- // Can't use AddElf32Sym because it puts in a valid string offset.
- section
- .D32((uint32_t)table.Here().Value() + 1)
- .D32(kFuncAddr)
- .D32(kFuncSize)
- .D8(ELF32_ST_INFO(STB_GLOBAL, STT_FUNC))
- .D8(0) // other
- .D16(SHN_UNDEF + 1);
-
- ProcessSection();
-
- ASSERT_EQ((size_t)1, externs.size());
- Module::Extern *extern1 = externs[0];
- EXPECT_EQ(kFuncName, extern1->name);
- EXPECT_EQ((Module::Address)kFuncAddr, extern1->address);
-}
-
-TEST_P(ELFSymbolsToModuleTest32, NonTerminatedStringTable) {
- const string kFuncName = "";
- const uint32_t kFuncAddr = 0x1000;
- const uint32_t kFuncSize = 0x10;
-
- table.Add("Foo");
- table.Add("Bar");
- // Add a non-null-terminated string to the end of the string table
- Label l;
- table
- .Mark(&l)
- .Append("Unterminated");
- // Can't use AddElf32Sym because it puts in a valid string offset.
- section
- .D32((uint32_t)l.Value())
- .D32(kFuncAddr)
- .D32(kFuncSize)
- .D8(ELF32_ST_INFO(STB_GLOBAL, STT_FUNC))
- .D8(0) // other
- .D16(SHN_UNDEF + 1);
-
- ProcessSection();
-
- ASSERT_EQ((size_t)1, externs.size());
- Module::Extern *extern1 = externs[0];
- EXPECT_EQ(kFuncName, extern1->name);
- EXPECT_EQ((Module::Address)kFuncAddr, extern1->address);
-}
-
-TEST_P(ELFSymbolsToModuleTest32, MultipleFuncs) {
- const string kFuncName1 = "superfunc";
- const uint32_t kFuncAddr1 = 0x10001000;
- const uint32_t kFuncSize1 = 0x10;
- const string kFuncName2 = "awesomefunc";
- const uint32_t kFuncAddr2 = 0x20002000;
- const uint32_t kFuncSize2 = 0x2f;
- const string kFuncName3 = "megafunc";
- const uint32_t kFuncAddr3 = 0x30003000;
- const uint32_t kFuncSize3 = 0x3c;
-
- AddElf32Sym(kFuncName1, kFuncAddr1, kFuncSize1,
- ELF32_ST_INFO(STB_GLOBAL, STT_FUNC),
- // Doesn't really matter, just can't be SHN_UNDEF.
- SHN_UNDEF + 1);
- AddElf32Sym(kFuncName2, kFuncAddr2, kFuncSize2,
- ELF32_ST_INFO(STB_LOCAL, STT_FUNC),
- // Doesn't really matter, just can't be SHN_UNDEF.
- SHN_UNDEF + 2);
- AddElf32Sym(kFuncName3, kFuncAddr3, kFuncSize3,
- ELF32_ST_INFO(STB_LOCAL, STT_FUNC),
- // Doesn't really matter, just can't be SHN_UNDEF.
- SHN_UNDEF + 3);
-
- ProcessSection();
-
- ASSERT_EQ((size_t)3, externs.size());
- Module::Extern *extern1 = externs[0];
- EXPECT_EQ(kFuncName1, extern1->name);
- EXPECT_EQ((Module::Address)kFuncAddr1, extern1->address);
- Module::Extern *extern2 = externs[1];
- EXPECT_EQ(kFuncName2, extern2->name);
- EXPECT_EQ((Module::Address)kFuncAddr2, extern2->address);
- Module::Extern *extern3 = externs[2];
- EXPECT_EQ(kFuncName3, extern3->name);
- EXPECT_EQ((Module::Address)kFuncAddr3, extern3->address);
-}
-
-TEST_P(ELFSymbolsToModuleTest32, SkipStuff) {
- const string kFuncName = "superfunc";
- const uint32_t kFuncAddr = 0x1000;
- const uint32_t kFuncSize = 0x10;
-
- // Should skip functions in SHN_UNDEF
- AddElf32Sym("skipme", 0xFFFF, 0x10,
- ELF32_ST_INFO(STB_GLOBAL, STT_FUNC),
- SHN_UNDEF);
- AddElf32Sym(kFuncName, kFuncAddr, kFuncSize,
- ELF32_ST_INFO(STB_GLOBAL, STT_FUNC),
- // Doesn't really matter, just can't be SHN_UNDEF.
- SHN_UNDEF + 1);
- // Should skip non-STT_FUNC entries.
- AddElf32Sym("skipmetoo", 0xAAAA, 0x10,
- ELF32_ST_INFO(STB_GLOBAL, STT_FILE),
- SHN_UNDEF + 1);
-
- ProcessSection();
-
- ASSERT_EQ((size_t)1, externs.size());
- Module::Extern *extern1 = externs[0];
- EXPECT_EQ(kFuncName, extern1->name);
- EXPECT_EQ((Module::Address)kFuncAddr, extern1->address);
-}
-
-// Run all the 32-bit tests with both endianness
-INSTANTIATE_TEST_CASE_P(Endian,
- ELFSymbolsToModuleTest32,
- ::testing::Values(kLittleEndian, kBigEndian));
-
-// Similar tests, but with 64-bit values. Ostensibly this could be
-// shoehorned into the parameterization by using ::testing::Combine,
-// but that would make it difficult to get the types right since these
-// actual test cases aren't parameterized. This could also be written
-// as a type-parameterized test, but combining that with a value-parameterized
-// test seemed really ugly, and also makes it harder to test 64-bit
-// values.
-class ELFSymbolsToModuleTest64 : public ELFSymbolsToModuleTestFixture,
- public TestWithParam<Endianness> {
-public:
- ELFSymbolsToModuleTest64() : ELFSymbolsToModuleTestFixture(GetParam(), 8) {}
-
- void AddElf64Sym(const string& name, uint64_t value,
- uint64_t size, unsigned info, uint16_t shndx) {
- section
- .D32(table.Add(name))
- .D8(info)
- .D8(0) // other
- .D16(shndx)
- .D64(value)
- .D64(size);
- }
-};
-
-TEST_P(ELFSymbolsToModuleTest64, NoFuncs) {
- ProcessSection();
-
- ASSERT_EQ((size_t)0, externs.size());
-}
-
-TEST_P(ELFSymbolsToModuleTest64, OneFunc) {
- const string kFuncName = "superfunc";
- const uint64_t kFuncAddr = 0x1000200030004000ULL;
- const uint64_t kFuncSize = 0x1000;
-
- AddElf64Sym(kFuncName, kFuncAddr, kFuncSize,
- ELF64_ST_INFO(STB_GLOBAL, STT_FUNC),
- // Doesn't really matter, just can't be SHN_UNDEF.
- SHN_UNDEF + 1);
-
- ProcessSection();
-
- ASSERT_EQ((size_t)1, externs.size());
- Module::Extern *extern1 = externs[0];
- EXPECT_EQ(kFuncName, extern1->name);
- EXPECT_EQ((Module::Address)kFuncAddr, extern1->address);
-}
-
-TEST_P(ELFSymbolsToModuleTest64, MultipleFuncs) {
- const string kFuncName1 = "superfunc";
- const uint64_t kFuncAddr1 = 0x1000100010001000ULL;
- const uint64_t kFuncSize1 = 0x1000;
- const string kFuncName2 = "awesomefunc";
- const uint64_t kFuncAddr2 = 0x2000200020002000ULL;
- const uint64_t kFuncSize2 = 0x2f00;
- const string kFuncName3 = "megafunc";
- const uint64_t kFuncAddr3 = 0x3000300030003000ULL;
- const uint64_t kFuncSize3 = 0x3c00;
-
- AddElf64Sym(kFuncName1, kFuncAddr1, kFuncSize1,
- ELF64_ST_INFO(STB_GLOBAL, STT_FUNC),
- // Doesn't really matter, just can't be SHN_UNDEF.
- SHN_UNDEF + 1);
- AddElf64Sym(kFuncName2, kFuncAddr2, kFuncSize2,
- ELF64_ST_INFO(STB_LOCAL, STT_FUNC),
- // Doesn't really matter, just can't be SHN_UNDEF.
- SHN_UNDEF + 2);
- AddElf64Sym(kFuncName3, kFuncAddr3, kFuncSize3,
- ELF64_ST_INFO(STB_LOCAL, STT_FUNC),
- // Doesn't really matter, just can't be SHN_UNDEF.
- SHN_UNDEF + 3);
-
- ProcessSection();
-
- ASSERT_EQ((size_t)3, externs.size());
- Module::Extern *extern1 = externs[0];
- EXPECT_EQ(kFuncName1, extern1->name);
- EXPECT_EQ((Module::Address)kFuncAddr1, extern1->address);
- Module::Extern *extern2 = externs[1];
- EXPECT_EQ(kFuncName2, extern2->name);
- EXPECT_EQ((Module::Address)kFuncAddr2, extern2->address);
- Module::Extern *extern3 = externs[2];
- EXPECT_EQ(kFuncName3, extern3->name);
- EXPECT_EQ((Module::Address)kFuncAddr3, extern3->address);
-}
-
-TEST_P(ELFSymbolsToModuleTest64, SkipStuff) {
- const string kFuncName = "superfunc";
- const uint64_t kFuncAddr = 0x1000100010001000ULL;
- const uint64_t kFuncSize = 0x1000;
-
- // Should skip functions in SHN_UNDEF
- AddElf64Sym("skipme", 0xFFFF, 0x10,
- ELF64_ST_INFO(STB_GLOBAL, STT_FUNC),
- SHN_UNDEF);
- AddElf64Sym(kFuncName, kFuncAddr, kFuncSize,
- ELF64_ST_INFO(STB_GLOBAL, STT_FUNC),
- // Doesn't really matter, just can't be SHN_UNDEF.
- SHN_UNDEF + 1);
- // Should skip non-STT_FUNC entries.
- AddElf64Sym("skipmetoo", 0xAAAA, 0x10,
- ELF64_ST_INFO(STB_GLOBAL, STT_FILE),
- SHN_UNDEF + 1);
-
- ProcessSection();
-
- ASSERT_EQ((size_t)1, externs.size());
- Module::Extern *extern1 = externs[0];
- EXPECT_EQ(kFuncName, extern1->name);
- EXPECT_EQ((Module::Address)kFuncAddr, extern1->address);
-}
-
-// Run all the 64-bit tests with both endianness
-INSTANTIATE_TEST_CASE_P(Endian,
- ELFSymbolsToModuleTest64,
- ::testing::Values(kLittleEndian, kBigEndian));
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-16 03:25:04 +0000