diff options
Diffstat (limited to 'toolkit/crashreporter/google-breakpad/src/common/dwarf_cfi_to_module_unittest.cc')
| -rw-r--r-- | toolkit/crashreporter/google-breakpad/src/common/dwarf_cfi_to_module_unittest.cc | 306 |
1 files changed, 0 insertions, 306 deletions
diff --git a/toolkit/crashreporter/google-breakpad/src/common/dwarf_cfi_to_module_unittest.cc b/toolkit/crashreporter/google-breakpad/src/common/dwarf_cfi_to_module_unittest.cc deleted file mode 100644 index 807d1b20c..000000000 --- a/toolkit/crashreporter/google-breakpad/src/common/dwarf_cfi_to_module_unittest.cc +++ /dev/null @@ -1,306 +0,0 @@ -// 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. - -// Original author: Jim Blandy <jimb@mozilla.com> <jimb@red-bean.com> - -// dwarf_cfi_to_module_unittest.cc: Tests for google_breakpad::DwarfCFIToModule. - -#include <string> -#include <vector> - -#include "breakpad_googletest_includes.h" -#include "common/dwarf_cfi_to_module.h" -#include "common/using_std_string.h" - -using std::vector; - -using google_breakpad::Module; -using google_breakpad::DwarfCFIToModule; -using testing::ContainerEq; -using testing::Test; -using testing::_; - -struct MockCFIReporter: public DwarfCFIToModule::Reporter { - MockCFIReporter(const string &file, const string §ion) - : Reporter(file, section) { } - MOCK_METHOD2(UnnamedRegister, void(size_t offset, int reg)); - MOCK_METHOD2(UndefinedNotSupported, void(size_t offset, const string ®)); - MOCK_METHOD2(ExpressionsNotSupported, void(size_t offset, const string ®)); -}; - -struct DwarfCFIToModuleFixture { - DwarfCFIToModuleFixture() - : module("module name", "module os", "module arch", "module id"), - reporter("reporter file", "reporter section"), - handler(&module, register_names, &reporter) { - register_names.push_back("reg0"); - register_names.push_back("reg1"); - register_names.push_back("reg2"); - register_names.push_back("reg3"); - register_names.push_back("reg4"); - register_names.push_back("reg5"); - register_names.push_back("reg6"); - register_names.push_back("reg7"); - register_names.push_back("sp"); - register_names.push_back("pc"); - register_names.push_back(""); - - EXPECT_CALL(reporter, UnnamedRegister(_, _)).Times(0); - EXPECT_CALL(reporter, UndefinedNotSupported(_, _)).Times(0); - EXPECT_CALL(reporter, ExpressionsNotSupported(_, _)).Times(0); - } - - Module module; - vector<string> register_names; - MockCFIReporter reporter; - DwarfCFIToModule handler; - vector<Module::StackFrameEntry *> entries; -}; - -class Entry: public DwarfCFIToModuleFixture, public Test { }; - -TEST_F(Entry, Accept) { - ASSERT_TRUE(handler.Entry(0x3b8961b8, 0xa21069698096fc98ULL, - 0xb440ce248169c8d6ULL, 3, "", 0xea93c106)); - ASSERT_TRUE(handler.End()); - module.GetStackFrameEntries(&entries); - EXPECT_EQ(1U, entries.size()); - EXPECT_EQ(0xa21069698096fc98ULL, entries[0]->address); - EXPECT_EQ(0xb440ce248169c8d6ULL, entries[0]->size); - EXPECT_EQ(0U, entries[0]->initial_rules.size()); - EXPECT_EQ(0U, entries[0]->rule_changes.size()); -} - -TEST_F(Entry, AcceptOldVersion) { - ASSERT_TRUE(handler.Entry(0xeb60e0fc, 0x75b8806bb09eab78ULL, - 0xc771f44958d40bbcULL, 1, "", 0x093c945e)); - ASSERT_TRUE(handler.End()); - module.GetStackFrameEntries(&entries); - EXPECT_EQ(1U, entries.size()); - EXPECT_EQ(0x75b8806bb09eab78ULL, entries[0]->address); - EXPECT_EQ(0xc771f44958d40bbcULL, entries[0]->size); - EXPECT_EQ(0U, entries[0]->initial_rules.size()); - EXPECT_EQ(0U, entries[0]->rule_changes.size()); -} - -struct RuleFixture: public DwarfCFIToModuleFixture { - RuleFixture() : DwarfCFIToModuleFixture() { - entry_address = 0x89327ebf86b47492ULL; - entry_size = 0x2f8cd573072fe02aULL; - return_reg = 0x7886a346; - } - void StartEntry() { - ASSERT_TRUE(handler.Entry(0x4445c05c, entry_address, entry_size, - 3, "", return_reg)); - } - void CheckEntry() { - module.GetStackFrameEntries(&entries); - EXPECT_EQ(1U, entries.size()); - EXPECT_EQ(entry_address, entries[0]->address); - EXPECT_EQ(entry_size, entries[0]->size); - } - uint64 entry_address, entry_size; - unsigned return_reg; -}; - -class Rule: public RuleFixture, public Test { }; - -TEST_F(Rule, UndefinedRule) { - EXPECT_CALL(reporter, UndefinedNotSupported(_, "reg7")); - StartEntry(); - ASSERT_TRUE(handler.UndefinedRule(entry_address, 7)); - ASSERT_TRUE(handler.End()); - CheckEntry(); - EXPECT_EQ(0U, entries[0]->initial_rules.size()); - EXPECT_EQ(0U, entries[0]->rule_changes.size()); -} - -TEST_F(Rule, RegisterWithEmptyName) { - EXPECT_CALL(reporter, UnnamedRegister(_, 10)); - EXPECT_CALL(reporter, UndefinedNotSupported(_, "unnamed_register10")); - StartEntry(); - ASSERT_TRUE(handler.UndefinedRule(entry_address, 10)); - ASSERT_TRUE(handler.End()); - CheckEntry(); - EXPECT_EQ(0U, entries[0]->initial_rules.size()); - EXPECT_EQ(0U, entries[0]->rule_changes.size()); -} - -TEST_F(Rule, SameValueRule) { - StartEntry(); - ASSERT_TRUE(handler.SameValueRule(entry_address, 6)); - ASSERT_TRUE(handler.End()); - CheckEntry(); - Module::RuleMap expected_initial; - expected_initial["reg6"] = "reg6"; - EXPECT_THAT(entries[0]->initial_rules, ContainerEq(expected_initial)); - EXPECT_EQ(0U, entries[0]->rule_changes.size()); -} - -TEST_F(Rule, OffsetRule) { - StartEntry(); - ASSERT_TRUE(handler.OffsetRule(entry_address + 1, return_reg, - DwarfCFIToModule::kCFARegister, - 16927065)); - ASSERT_TRUE(handler.End()); - CheckEntry(); - EXPECT_EQ(0U, entries[0]->initial_rules.size()); - Module::RuleChangeMap expected_changes; - expected_changes[entry_address + 1][".ra"] = ".cfa 16927065 + ^"; - EXPECT_THAT(entries[0]->rule_changes, ContainerEq(expected_changes)); -} - -TEST_F(Rule, OffsetRuleNegative) { - StartEntry(); - ASSERT_TRUE(handler.OffsetRule(entry_address + 1, - DwarfCFIToModule::kCFARegister, 4, -34530721)); - ASSERT_TRUE(handler.End()); - CheckEntry(); - EXPECT_EQ(0U, entries[0]->initial_rules.size()); - Module::RuleChangeMap expected_changes; - expected_changes[entry_address + 1][".cfa"] = "reg4 -34530721 + ^"; - EXPECT_THAT(entries[0]->rule_changes, ContainerEq(expected_changes)); -} - -TEST_F(Rule, ValOffsetRule) { - // Use an unnamed register number, to exercise that branch of RegisterName. - EXPECT_CALL(reporter, UnnamedRegister(_, 11)); - StartEntry(); - ASSERT_TRUE(handler.ValOffsetRule(entry_address + 0x5ab7, - DwarfCFIToModule::kCFARegister, - 11, 61812979)); - ASSERT_TRUE(handler.End()); - CheckEntry(); - EXPECT_EQ(0U, entries[0]->initial_rules.size()); - Module::RuleChangeMap expected_changes; - expected_changes[entry_address + 0x5ab7][".cfa"] = - "unnamed_register11 61812979 +"; - EXPECT_THAT(entries[0]->rule_changes, ContainerEq(expected_changes)); -} - -TEST_F(Rule, RegisterRule) { - StartEntry(); - ASSERT_TRUE(handler.RegisterRule(entry_address, return_reg, 3)); - ASSERT_TRUE(handler.End()); - CheckEntry(); - Module::RuleMap expected_initial; - expected_initial[".ra"] = "reg3"; - EXPECT_THAT(entries[0]->initial_rules, ContainerEq(expected_initial)); - EXPECT_EQ(0U, entries[0]->rule_changes.size()); -} - -TEST_F(Rule, ExpressionRule) { - EXPECT_CALL(reporter, ExpressionsNotSupported(_, "reg2")); - StartEntry(); - ASSERT_TRUE(handler.ExpressionRule(entry_address + 0xf326, 2, - "it takes two to tango")); - ASSERT_TRUE(handler.End()); - CheckEntry(); - EXPECT_EQ(0U, entries[0]->initial_rules.size()); - EXPECT_EQ(0U, entries[0]->rule_changes.size()); -} - -TEST_F(Rule, ValExpressionRule) { - EXPECT_CALL(reporter, ExpressionsNotSupported(_, "reg0")); - StartEntry(); - ASSERT_TRUE(handler.ValExpressionRule(entry_address + 0x6367, 0, - "bit off more than he could chew")); - ASSERT_TRUE(handler.End()); - CheckEntry(); - EXPECT_EQ(0U, entries[0]->initial_rules.size()); - EXPECT_EQ(0U, entries[0]->rule_changes.size()); -} - -TEST_F(Rule, DefaultReturnAddressRule) { - return_reg = 2; - StartEntry(); - ASSERT_TRUE(handler.RegisterRule(entry_address, 0, 1)); - ASSERT_TRUE(handler.End()); - CheckEntry(); - Module::RuleMap expected_initial; - expected_initial[".ra"] = "reg2"; - expected_initial["reg0"] = "reg1"; - EXPECT_THAT(entries[0]->initial_rules, ContainerEq(expected_initial)); - EXPECT_EQ(0U, entries[0]->rule_changes.size()); -} - -TEST_F(Rule, DefaultReturnAddressRuleOverride) { - return_reg = 2; - StartEntry(); - ASSERT_TRUE(handler.RegisterRule(entry_address, return_reg, 1)); - ASSERT_TRUE(handler.End()); - CheckEntry(); - Module::RuleMap expected_initial; - expected_initial[".ra"] = "reg1"; - EXPECT_THAT(entries[0]->initial_rules, ContainerEq(expected_initial)); - EXPECT_EQ(0U, entries[0]->rule_changes.size()); -} - -TEST_F(Rule, DefaultReturnAddressRuleLater) { - return_reg = 2; - StartEntry(); - ASSERT_TRUE(handler.RegisterRule(entry_address + 1, return_reg, 1)); - ASSERT_TRUE(handler.End()); - CheckEntry(); - Module::RuleMap expected_initial; - expected_initial[".ra"] = "reg2"; - EXPECT_THAT(entries[0]->initial_rules, ContainerEq(expected_initial)); - Module::RuleChangeMap expected_changes; - expected_changes[entry_address + 1][".ra"] = "reg1"; - EXPECT_THAT(entries[0]->rule_changes, ContainerEq(expected_changes)); -} - -TEST(RegisterNames, I386) { - vector<string> names = DwarfCFIToModule::RegisterNames::I386(); - - EXPECT_EQ("$eax", names[0]); - EXPECT_EQ("$ecx", names[1]); - EXPECT_EQ("$esp", names[4]); - EXPECT_EQ("$eip", names[8]); -} - -TEST(RegisterNames, ARM) { - vector<string> names = DwarfCFIToModule::RegisterNames::ARM(); - - EXPECT_EQ("r0", names[0]); - EXPECT_EQ("r10", names[10]); - EXPECT_EQ("sp", names[13]); - EXPECT_EQ("lr", names[14]); - EXPECT_EQ("pc", names[15]); -} - -TEST(RegisterNames, X86_64) { - vector<string> names = DwarfCFIToModule::RegisterNames::X86_64(); - - EXPECT_EQ("$rax", names[0]); - EXPECT_EQ("$rdx", names[1]); - EXPECT_EQ("$rbp", names[6]); - EXPECT_EQ("$rsp", names[7]); - EXPECT_EQ("$rip", names[16]); -} |