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Diffstat (limited to 'toolkit/crashreporter/google-breakpad/src/processor/basic_source_line_resolver_unittest.cc')
| -rw-r--r-- | toolkit/crashreporter/google-breakpad/src/processor/basic_source_line_resolver_unittest.cc | 744 |
1 files changed, 744 insertions, 0 deletions
diff --git a/toolkit/crashreporter/google-breakpad/src/processor/basic_source_line_resolver_unittest.cc b/toolkit/crashreporter/google-breakpad/src/processor/basic_source_line_resolver_unittest.cc new file mode 100644 index 0000000000..90c3417236 --- /dev/null +++ b/toolkit/crashreporter/google-breakpad/src/processor/basic_source_line_resolver_unittest.cc @@ -0,0 +1,744 @@ +// 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(); +} |