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breakpad/src/common/dwarf_cu_to_module_unittest.cc
George Burgess IV dee16d9b30 dwarf_cu_to_module_unittest: remove expectation 
This expectation started failing at
8b68c72a3f. Remove it.

This is the only expectation that exists in this test, but the test
may be useful for internal asserts performed in the code under test.

Bug: b:235999011
Change-Id: Iab5c073161ce66fdf362b7da31c19f471c7a79bf
Reviewed-on: https://chromium-review.googlesource.com/c/breakpad/breakpad/+/3727478
Reviewed-by: Mike Frysinger <vapier@chromium.org>
2022-06-27 21:49:44 +00:00

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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.
// Original author: Jim Blandy <jimb@mozilla.com> <jimb@red-bean.com>
// dwarf_cu_to_module.cc: Unit tests for google_breakpad::DwarfCUToModule.
#include <stdint.h>
#include <string>
#include <utility>
#include <vector>
#include "breakpad_googletest_includes.h"
#include "common/dwarf_cu_to_module.h"
#include "common/using_std_string.h"
using std::make_pair;
using std::vector;
using google_breakpad::DIEHandler;
using google_breakpad::DwarfTag;
using google_breakpad::DwarfAttribute;
using google_breakpad::DwarfForm;
using google_breakpad::DwarfInline;
using google_breakpad::DwarfCUToModule;
using google_breakpad::Module;
using ::testing::_;
using ::testing::AtMost;
using ::testing::DoAll;
using ::testing::Invoke;
using ::testing::Return;
using ::testing::Test;
using ::testing::TestWithParam;
using ::testing::Values;
using ::testing::ValuesIn;
// Mock classes.
class MockLineToModuleHandler: public DwarfCUToModule::LineToModuleHandler {
public:
MOCK_METHOD1(StartCompilationUnit, void(const string& compilation_dir));
MOCK_METHOD9(ReadProgram, void(const uint8_t* program, uint64_t length,
const uint8_t* string_section,
uint64_t string_section_length,
const uint8_t* line_string_section,
uint64_t line_string_section_length,
Module* module, vector<Module::Line>* lines,
std::map<uint32_t, Module::File*>* files));
};
class MockWarningReporter: public DwarfCUToModule::WarningReporter {
public:
MockWarningReporter(const string& filename, uint64_t cu_offset)
: DwarfCUToModule::WarningReporter(filename, cu_offset) { }
MOCK_METHOD1(SetCUName, void(const string& name));
MOCK_METHOD2(UnknownSpecification, void(uint64_t offset, uint64_t target));
MOCK_METHOD2(UnknownAbstractOrigin, void(uint64_t offset, uint64_t target));
MOCK_METHOD1(MissingSection, void(const string& section_name));
MOCK_METHOD1(BadLineInfoOffset, void(uint64_t offset));
MOCK_METHOD1(UncoveredFunction, void(const Module::Function& function));
MOCK_METHOD1(UncoveredLine, void(const Module::Line& line));
MOCK_METHOD1(UnnamedFunction, void(uint64_t offset));
MOCK_METHOD1(DemangleError, void(const string& input));
MOCK_METHOD2(UnhandledInterCUReference, void(uint64_t offset, uint64_t target));
};
// A fixture class including all the objects needed to handle a
// compilation unit, and their entourage. It includes member functions
// for doing common kinds of setup and tests.
class CUFixtureBase {
public:
// If we have:
//
// vector<Module::Line> lines;
// AppendLinesFunctor appender(lines);
//
// then doing:
//
// appender(line_program, length, module, line_vector);
//
// will append lines to the end of line_vector. We can use this with
// MockLineToModuleHandler like this:
//
// MockLineToModuleHandler l2m;
// EXPECT_CALL(l2m, ReadProgram(_,_,_,_))
// .WillOnce(DoAll(Invoke(appender), Return()));
//
// in which case calling l2m with some line vector will append lines.
class AppendLinesFunctor {
public:
explicit AppendLinesFunctor(
const vector<Module::Line>* lines) : lines_(lines) { }
void operator()(const uint8_t* program, uint64_t length,
const uint8_t* string_section,
uint64_t string_section_length,
const uint8_t* line_string_section,
uint64_t line_string_section_length,
Module *module, vector<Module::Line>* lines,
std::map<uint32_t, Module::File*>* files) {
lines->insert(lines->end(), lines_->begin(), lines_->end());
}
private:
const vector<Module::Line>* lines_;
};
CUFixtureBase()
: module_("module-name", "module-os", "module-arch", "module-id"),
file_context_("dwarf-filename", &module_, true),
language_(google_breakpad::DW_LANG_none),
language_signed_(false),
appender_(&lines_),
reporter_("dwarf-filename", 0xcf8f9bb6443d29b5LL),
root_handler_(&file_context_, &line_reader_,
/* ranges_reader */ nullptr, &reporter_),
functions_filled_(false) {
// By default, expect no warnings to be reported, and expect the
// compilation unit's name to be provided. The test can override
// these expectations.
EXPECT_CALL(reporter_, SetCUName("compilation-unit-name")).Times(1);
EXPECT_CALL(reporter_, UnknownSpecification(_, _)).Times(0);
EXPECT_CALL(reporter_, UnknownAbstractOrigin(_, _)).Times(0);
EXPECT_CALL(reporter_, MissingSection(_)).Times(0);
EXPECT_CALL(reporter_, BadLineInfoOffset(_)).Times(0);
EXPECT_CALL(reporter_, UncoveredFunction(_)).Times(0);
EXPECT_CALL(reporter_, UncoveredLine(_)).Times(0);
EXPECT_CALL(reporter_, UnnamedFunction(_)).Times(0);
EXPECT_CALL(reporter_, UnhandledInterCUReference(_, _)).Times(0);
// By default, expect the line program reader not to be invoked. We
// may override this in StartCU.
EXPECT_CALL(line_reader_, StartCompilationUnit(_)).Times(0);
EXPECT_CALL(line_reader_, ReadProgram(_,_,_,_,_,_,_,_,_)).Times(0);
// The handler will consult this section map to decide what to
// pass to our line reader.
file_context_.AddSectionToSectionMap(".debug_line",
dummy_line_program_,
dummy_line_size_);
}
// Add a line with the given address, size, filename, and line
// number to the end of the statement list the handler will receive
// when it invokes its LineToModuleHandler. Call this before calling
// StartCU.
void PushLine(Module::Address address, Module::Address size,
const string& filename, int line_number);
// Use LANGUAGE for the compilation unit. More precisely, arrange
// for StartCU to pass the compilation unit's root DIE a
// DW_AT_language attribute whose value is LANGUAGE.
void SetLanguage(google_breakpad::DwarfLanguage language) {
language_ = language;
}
// If SIGNED true, have StartCU report DW_AT_language as a signed
// attribute; if false, have it report it as unsigned.
void SetLanguageSigned(bool is_signed) { language_signed_ = is_signed; }
// Call the handler this.root_handler_'s StartCompilationUnit and
// StartRootDIE member functions, passing it appropriate attributes as
// determined by prior calls to PushLine and SetLanguage. Leave
// this.root_handler_ ready to hear about children: call
// this.root_handler_.EndAttributes, but not this.root_handler_.Finish.
void StartCU();
// Have HANDLER process some strange attribute/form/value triples.
void ProcessStrangeAttributes(google_breakpad::DIEHandler* handler);
// Start a child DIE of PARENT with the given tag and name. Leave
// the handler ready to hear about children: call EndAttributes, but
// not Finish.
DIEHandler* StartNamedDIE(DIEHandler* parent, DwarfTag tag,
const string& name);
// Start a child DIE of PARENT with the given tag and a
// DW_AT_specification attribute whose value is SPECIFICATION. Leave
// the handler ready to hear about children: call EndAttributes, but
// not Finish. If NAME is non-zero, use it as the DW_AT_name
// attribute.
DIEHandler* StartSpecifiedDIE(DIEHandler* parent, DwarfTag tag,
uint64_t specification, const char* name = NULL);
// Define a function as a child of PARENT with the given name, address, and
// size. If high_pc_form is DW_FORM_addr then the DW_AT_high_pc attribute
// will be written as an address; otherwise it will be written as the
// function's size. Call EndAttributes and Finish; one cannot define
// children of the defined function's DIE.
void DefineFunction(DIEHandler* parent, const string& name,
Module::Address address, Module::Address size,
const char* mangled_name,
DwarfForm high_pc_form = google_breakpad::DW_FORM_addr);
// Create a declaration DIE as a child of PARENT with the given
// offset, tag and name. If NAME is the empty string, don't provide
// a DW_AT_name attribute. Call EndAttributes and Finish.
void DeclarationDIE(DIEHandler* parent, uint64_t offset,
DwarfTag tag, const string& name,
const string& mangled_name);
// Create a definition DIE as a child of PARENT with the given tag
// that refers to the declaration DIE at offset SPECIFICATION as its
// specification. If NAME is non-empty, pass it as the DW_AT_name
// attribute. If SIZE is non-zero, record ADDRESS and SIZE as
// low_pc/high_pc attributes.
void DefinitionDIE(DIEHandler* parent, DwarfTag tag,
uint64_t specification, const string& name,
Module::Address address = 0, Module::Address size = 0);
// Create an inline DW_TAG_subprogram DIE as a child of PARENT. If
// SPECIFICATION is non-zero, then the DIE refers to the declaration DIE at
// offset SPECIFICATION as its specification. If Name is non-empty, pass it
// as the DW_AT_name attribute.
void AbstractInstanceDIE(DIEHandler* parent, uint64_t offset,
DwarfInline type, uint64_t specification,
const string& name,
DwarfForm form = google_breakpad::DW_FORM_data1);
// Create a DW_TAG_subprogram DIE as a child of PARENT that refers to
// ORIGIN in its DW_AT_abstract_origin attribute. If NAME is the empty
// string, don't provide a DW_AT_name attribute.
void DefineInlineInstanceDIE(DIEHandler* parent, const string& name,
uint64_t origin, Module::Address address,
Module::Address size);
// The following Test* functions should be called after calling
// this.root_handler_.Finish. After that point, no further calls
// should be made on the handler.
// Test that the number of functions defined in the module this.module_ is
// equal to EXPECTED.
void TestFunctionCount(size_t expected);
// Test that the I'th function (ordered by address) in the module
// this.module_ has the given name, address, and size, and that its
// parameter size is zero.
void TestFunction(int i, const string& name,
Module::Address address, Module::Address size);
// Test that the number of source lines owned by the I'th function
// in the module this.module_ is equal to EXPECTED.
void TestLineCount(int i, size_t expected);
// Test that the J'th line (ordered by address) of the I'th function
// (again, by address) has the given address, size, filename, and
// line number.
void TestLine(int i, int j, Module::Address address, Module::Address size,
const string& filename, int number);
// Actual objects under test.
Module module_;
DwarfCUToModule::FileContext file_context_;
// If this is not DW_LANG_none, we'll pass it as a DW_AT_language
// attribute to the compilation unit. This defaults to DW_LANG_none.
google_breakpad::DwarfLanguage language_;
// If this is true, report DW_AT_language as a signed value; if false,
// report it as an unsigned value.
bool language_signed_;
// If this is not empty, we'll give the CU a DW_AT_comp_dir attribute that
// indicates the path that this compilation unit was compiled in.
string compilation_dir_;
// If this is not empty, we'll give the CU a DW_AT_stmt_list
// attribute that, when passed to line_reader_, adds these lines to the
// provided lines array.
vector<Module::Line> lines_;
// Mock line program reader.
MockLineToModuleHandler line_reader_;
AppendLinesFunctor appender_;
static const uint8_t dummy_line_program_[];
static const size_t dummy_line_size_;
MockWarningReporter reporter_;
DwarfCUToModule root_handler_;
private:
// Fill functions_, if we haven't already.
void FillFunctions();
// If functions_filled_ is true, this is a table of functions we've
// extracted from module_, sorted by address.
vector<Module::Function*> functions_;
// True if we have filled the above vector with this.module_'s function list.
bool functions_filled_;
};
const uint8_t CUFixtureBase::dummy_line_program_[] = "lots of fun data";
const size_t CUFixtureBase::dummy_line_size_ =
sizeof(CUFixtureBase::dummy_line_program_);
void CUFixtureBase::PushLine(Module::Address address, Module::Address size,
const string& filename, int line_number) {
Module::Line l;
l.address = address;
l.size = size;
l.file = module_.FindFile(filename);
l.number = line_number;
lines_.push_back(l);
}
void CUFixtureBase::StartCU() {
if (!compilation_dir_.empty())
EXPECT_CALL(line_reader_,
StartCompilationUnit(compilation_dir_)).Times(1);
// If we have lines, make the line reader expect to be invoked at
// most once. (Hey, if the handler can pass its tests without
// bothering to read the line number data, that's great.)
// Have it add the lines passed to PushLine. Otherwise, leave the
// initial expectation (no calls) in force.
if (!lines_.empty())
EXPECT_CALL(line_reader_,
ReadProgram(&dummy_line_program_[0], dummy_line_size_,
_,_,_,_,
&module_, _,_))
.Times(AtMost(1))
.WillOnce(DoAll(Invoke(appender_), Return()));
ASSERT_TRUE(root_handler_
.StartCompilationUnit(0x51182ec307610b51ULL, 0x81, 0x44,
0x4241b4f33720dd5cULL, 3));
{
ASSERT_TRUE(root_handler_.StartRootDIE(0x02e56bfbda9e7337ULL,
google_breakpad::DW_TAG_compile_unit));
}
root_handler_.ProcessAttributeString(google_breakpad::DW_AT_name,
google_breakpad::DW_FORM_strp,
"compilation-unit-name");
if (!compilation_dir_.empty())
root_handler_.ProcessAttributeString(google_breakpad::DW_AT_comp_dir,
google_breakpad::DW_FORM_strp,
compilation_dir_);
if (!lines_.empty())
root_handler_.ProcessAttributeUnsigned(google_breakpad::DW_AT_stmt_list,
google_breakpad::DW_FORM_ref4,
0);
if (language_ != google_breakpad::DW_LANG_none) {
if (language_signed_)
root_handler_.ProcessAttributeSigned(google_breakpad::DW_AT_language,
google_breakpad::DW_FORM_sdata,
language_);
else
root_handler_.ProcessAttributeUnsigned(google_breakpad::DW_AT_language,
google_breakpad::DW_FORM_udata,
language_);
}
ASSERT_TRUE(root_handler_.EndAttributes());
}
void CUFixtureBase::ProcessStrangeAttributes(
google_breakpad::DIEHandler* handler) {
handler->ProcessAttributeUnsigned((DwarfAttribute) 0xf560dead,
(DwarfForm) 0x4106e4db,
0xa592571997facda1ULL);
handler->ProcessAttributeSigned((DwarfAttribute) 0x85380095,
(DwarfForm) 0x0f16fe87,
0x12602a4e3bf1f446LL);
handler->ProcessAttributeReference((DwarfAttribute) 0xf7f7480f,
(DwarfForm) 0x829e038a,
0x50fddef44734fdecULL);
static const uint8_t buffer[10] = "frobynode";
handler->ProcessAttributeBuffer((DwarfAttribute) 0xa55ffb51,
(DwarfForm) 0x2f43b041,
buffer, sizeof(buffer));
handler->ProcessAttributeString((DwarfAttribute) 0x2f43b041,
(DwarfForm) 0x895ffa23,
"strange string");
}
DIEHandler* CUFixtureBase::StartNamedDIE(DIEHandler* parent,
DwarfTag tag,
const string& name) {
google_breakpad::DIEHandler* handler
= parent->FindChildHandler(0x8f4c783c0467c989ULL, tag);
if (!handler)
return NULL;
handler->ProcessAttributeString(google_breakpad::DW_AT_name,
google_breakpad::DW_FORM_strp,
name);
ProcessStrangeAttributes(handler);
if (!handler->EndAttributes()) {
handler->Finish();
delete handler;
return NULL;
}
return handler;
}
DIEHandler* CUFixtureBase::StartSpecifiedDIE(DIEHandler* parent,
DwarfTag tag,
uint64_t specification,
const char* name) {
google_breakpad::DIEHandler* handler
= parent->FindChildHandler(0x8f4c783c0467c989ULL, tag);
if (!handler)
return NULL;
if (name)
handler->ProcessAttributeString(google_breakpad::DW_AT_name,
google_breakpad::DW_FORM_strp,
name);
handler->ProcessAttributeReference(google_breakpad::DW_AT_specification,
google_breakpad::DW_FORM_ref4,
specification);
if (!handler->EndAttributes()) {
handler->Finish();
delete handler;
return NULL;
}
return handler;
}
void CUFixtureBase::DefineFunction(google_breakpad::DIEHandler* parent,
const string& name, Module::Address address,
Module::Address size,
const char* mangled_name,
DwarfForm high_pc_form) {
google_breakpad::DIEHandler* func
= parent->FindChildHandler(0xe34797c7e68590a8LL,
google_breakpad::DW_TAG_subprogram);
ASSERT_TRUE(func != NULL);
func->ProcessAttributeString(google_breakpad::DW_AT_name,
google_breakpad::DW_FORM_strp,
name);
func->ProcessAttributeUnsigned(google_breakpad::DW_AT_low_pc,
google_breakpad::DW_FORM_addr,
address);
Module::Address high_pc = size;
if (high_pc_form == google_breakpad::DW_FORM_addr) {
high_pc += address;
}
func->ProcessAttributeUnsigned(google_breakpad::DW_AT_high_pc,
high_pc_form,
high_pc);
if (mangled_name)
func->ProcessAttributeString(google_breakpad::DW_AT_MIPS_linkage_name,
google_breakpad::DW_FORM_strp,
mangled_name);
ProcessStrangeAttributes(func);
EXPECT_TRUE(func->EndAttributes());
func->Finish();
delete func;
}
void CUFixtureBase::DeclarationDIE(DIEHandler* parent, uint64_t offset,
DwarfTag tag,
const string& name,
const string& mangled_name) {
google_breakpad::DIEHandler* die = parent->FindChildHandler(offset, tag);
ASSERT_TRUE(die != NULL);
if (!name.empty())
die->ProcessAttributeString(google_breakpad::DW_AT_name,
google_breakpad::DW_FORM_strp,
name);
if (!mangled_name.empty())
die->ProcessAttributeString(google_breakpad::DW_AT_MIPS_linkage_name,
google_breakpad::DW_FORM_strp,
mangled_name);
die->ProcessAttributeUnsigned(google_breakpad::DW_AT_declaration,
google_breakpad::DW_FORM_flag,
1);
EXPECT_TRUE(die->EndAttributes());
die->Finish();
delete die;
}
void CUFixtureBase::DefinitionDIE(DIEHandler* parent,
DwarfTag tag,
uint64_t specification,
const string& name,
Module::Address address,
Module::Address size) {
google_breakpad::DIEHandler* die
= parent->FindChildHandler(0x6ccfea031a9e6cc9ULL, tag);
ASSERT_TRUE(die != NULL);
die->ProcessAttributeReference(google_breakpad::DW_AT_specification,
google_breakpad::DW_FORM_ref4,
specification);
if (!name.empty())
die->ProcessAttributeString(google_breakpad::DW_AT_name,
google_breakpad::DW_FORM_strp,
name);
if (size) {
die->ProcessAttributeUnsigned(google_breakpad::DW_AT_low_pc,
google_breakpad::DW_FORM_addr,
address);
die->ProcessAttributeUnsigned(google_breakpad::DW_AT_high_pc,
google_breakpad::DW_FORM_addr,
address + size);
}
EXPECT_TRUE(die->EndAttributes());
die->Finish();
delete die;
}
void CUFixtureBase::AbstractInstanceDIE(DIEHandler* parent,
uint64_t offset,
DwarfInline type,
uint64_t specification,
const string& name,
DwarfForm form) {
google_breakpad::DIEHandler* die
= parent->FindChildHandler(offset, google_breakpad::DW_TAG_subprogram);
ASSERT_TRUE(die != NULL);
if (specification != 0ULL)
die->ProcessAttributeReference(google_breakpad::DW_AT_specification,
google_breakpad::DW_FORM_ref4,
specification);
if (form == google_breakpad::DW_FORM_sdata) {
die->ProcessAttributeSigned(google_breakpad::DW_AT_inline, form, type);
} else {
die->ProcessAttributeUnsigned(google_breakpad::DW_AT_inline, form, type);
}
if (!name.empty())
die->ProcessAttributeString(google_breakpad::DW_AT_name,
google_breakpad::DW_FORM_strp,
name);
EXPECT_TRUE(die->EndAttributes());
die->Finish();
delete die;
}
void CUFixtureBase::DefineInlineInstanceDIE(DIEHandler* parent,
const string& name,
uint64_t origin,
Module::Address address,
Module::Address size) {
google_breakpad::DIEHandler* func
= parent->FindChildHandler(0x11c70f94c6e87ccdLL,
google_breakpad::DW_TAG_subprogram);
ASSERT_TRUE(func != NULL);
if (!name.empty()) {
func->ProcessAttributeString(google_breakpad::DW_AT_name,
google_breakpad::DW_FORM_strp,
name);
}
func->ProcessAttributeUnsigned(google_breakpad::DW_AT_low_pc,
google_breakpad::DW_FORM_addr,
address);
func->ProcessAttributeUnsigned(google_breakpad::DW_AT_high_pc,
google_breakpad::DW_FORM_addr,
address + size);
func->ProcessAttributeReference(google_breakpad::DW_AT_abstract_origin,
google_breakpad::DW_FORM_ref4,
origin);
ProcessStrangeAttributes(func);
EXPECT_TRUE(func->EndAttributes());
func->Finish();
delete func;
}
void CUFixtureBase::FillFunctions() {
if (functions_filled_)
return;
module_.GetFunctions(&functions_, functions_.end());
sort(functions_.begin(), functions_.end(),
Module::Function::CompareByAddress);
functions_filled_ = true;
}
void CUFixtureBase::TestFunctionCount(size_t expected) {
FillFunctions();
ASSERT_EQ(expected, functions_.size());
}
void CUFixtureBase::TestFunction(int i, const string& name,
Module::Address address,
Module::Address size) {
FillFunctions();
ASSERT_LT((size_t) i, functions_.size());
Module::Function* function = functions_[i];
EXPECT_EQ(name, function->name);
EXPECT_EQ(address, function->address);
EXPECT_EQ(size, function->ranges[0].size);
EXPECT_EQ(0U, function->parameter_size);
}
void CUFixtureBase::TestLineCount(int i, size_t expected) {
FillFunctions();
ASSERT_LT((size_t) i, functions_.size());
ASSERT_EQ(expected, functions_[i]->lines.size());
}
void CUFixtureBase::TestLine(int i, int j,
Module::Address address, Module::Address size,
const string& filename, int number) {
FillFunctions();
ASSERT_LT((size_t) i, functions_.size());
ASSERT_LT((size_t) j, functions_[i]->lines.size());
Module::Line* line = &functions_[i]->lines[j];
EXPECT_EQ(address, line->address);
EXPECT_EQ(size, line->size);
EXPECT_EQ(filename, line->file->name.c_str());
EXPECT_EQ(number, line->number);
}
// Include caller locations for our test subroutines.
#define TRACE(call) do { SCOPED_TRACE("called from here"); call; } while (0)
#define PushLine(a,b,c,d) TRACE(PushLine((a),(b),(c),(d)))
#define SetLanguage(a) TRACE(SetLanguage(a))
#define StartCU() TRACE(StartCU())
#define DefineFunction(a,b,c,d,e) TRACE(DefineFunction((a),(b),(c),(d),(e)))
// (DefineFunction) instead of DefineFunction to avoid macro expansion.
#define DefineFunction6(a,b,c,d,e,f) \
TRACE((DefineFunction)((a),(b),(c),(d),(e),(f)))
#define DeclarationDIE(a,b,c,d,e) TRACE(DeclarationDIE((a),(b),(c),(d),(e)))
#define DefinitionDIE(a,b,c,d,e,f) \
TRACE(DefinitionDIE((a),(b),(c),(d),(e),(f)))
#define TestFunctionCount(a) TRACE(TestFunctionCount(a))
#define TestFunction(a,b,c,d) TRACE(TestFunction((a),(b),(c),(d)))
#define TestLineCount(a,b) TRACE(TestLineCount((a),(b)))
#define TestLine(a,b,c,d,e,f) TRACE(TestLine((a),(b),(c),(d),(e),(f)))
class SimpleCU: public CUFixtureBase, public Test {
};
TEST_F(SimpleCU, CompilationDir) {
compilation_dir_ = "/src/build/";
StartCU();
root_handler_.Finish();
}
TEST_F(SimpleCU, OneFunc) {
PushLine(0x938cf8c07def4d34ULL, 0x55592d727f6cd01fLL, "line-file", 246571772);
StartCU();
DefineFunction(&root_handler_, "function1",
0x938cf8c07def4d34ULL, 0x55592d727f6cd01fLL, NULL);
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "function1", 0x938cf8c07def4d34ULL, 0x55592d727f6cd01fLL);
TestLineCount(0, 1);
TestLine(0, 0, 0x938cf8c07def4d34ULL, 0x55592d727f6cd01fLL, "line-file",
246571772);
}
// As above, only DW_AT_high_pc is a length rather than an address.
TEST_F(SimpleCU, OneFuncHighPcIsLength) {
PushLine(0x938cf8c07def4d34ULL, 0x55592d727f6cd01fLL, "line-file", 246571772);
StartCU();
DefineFunction6(&root_handler_, "function1",
0x938cf8c07def4d34ULL, 0x55592d727f6cd01fLL, NULL,
google_breakpad::DW_FORM_udata);
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "function1", 0x938cf8c07def4d34ULL, 0x55592d727f6cd01fLL);
TestLineCount(0, 1);
TestLine(0, 0, 0x938cf8c07def4d34ULL, 0x55592d727f6cd01fLL, "line-file",
246571772);
}
TEST_F(SimpleCU, MangledName) {
PushLine(0x938cf8c07def4d34ULL, 0x55592d727f6cd01fLL, "line-file", 246571772);
StartCU();
DefineFunction(&root_handler_, "function1",
0x938cf8c07def4d34ULL, 0x55592d727f6cd01fLL, "_ZN1n1fEi");
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "n::f(int)", 0x938cf8c07def4d34ULL, 0x55592d727f6cd01fLL);
}
TEST_F(SimpleCU, IrrelevantRootChildren) {
StartCU();
EXPECT_FALSE(root_handler_
.FindChildHandler(0x7db32bff4e2dcfb1ULL,
google_breakpad::DW_TAG_lexical_block));
}
TEST_F(SimpleCU, IrrelevantNamedScopeChildren) {
StartCU();
DIEHandler* class_A_handler
= StartNamedDIE(&root_handler_, google_breakpad::DW_TAG_class_type, "class_A");
EXPECT_TRUE(class_A_handler != NULL);
EXPECT_FALSE(class_A_handler
->FindChildHandler(0x02e55999b865e4e9ULL,
google_breakpad::DW_TAG_lexical_block));
delete class_A_handler;
}
// Verify that FileContexts can safely be deleted unused.
TEST_F(SimpleCU, UnusedFileContext) {
Module m("module-name", "module-os", "module-arch", "module-id");
DwarfCUToModule::FileContext fc("dwarf-filename", &m, true);
// Kludge: satisfy reporter_'s expectation.
reporter_.SetCUName("compilation-unit-name");
}
TEST_F(SimpleCU, InlineFunction) {
PushLine(0x1758a0f941b71efbULL, 0x1cf154f1f545e146ULL, "line-file", 75173118);
StartCU();
AbstractInstanceDIE(&root_handler_, 0x1e8dac5d507ed7abULL,
google_breakpad::DW_INL_inlined, 0, "inline-name");
DefineInlineInstanceDIE(&root_handler_, "", 0x1e8dac5d507ed7abULL,
0x1758a0f941b71efbULL, 0x1cf154f1f545e146ULL);
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "inline-name",
0x1758a0f941b71efbULL, 0x1cf154f1f545e146ULL);
}
TEST_F(SimpleCU, InlineFunctionSignedAttribute) {
PushLine(0x1758a0f941b71efbULL, 0x1cf154f1f545e146ULL, "line-file", 75173118);
StartCU();
AbstractInstanceDIE(&root_handler_, 0x1e8dac5d507ed7abULL,
google_breakpad::DW_INL_inlined, 0, "inline-name",
google_breakpad::DW_FORM_sdata);
DefineInlineInstanceDIE(&root_handler_, "", 0x1e8dac5d507ed7abULL,
0x1758a0f941b71efbULL, 0x1cf154f1f545e146ULL);
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "inline-name",
0x1758a0f941b71efbULL, 0x1cf154f1f545e146ULL);
}
// Any DIE with an DW_AT_inline attribute can be cited by
// DW_AT_abstract_origin attributes --- even if the value of the
// DW_AT_inline attribute is DW_INL_not_inlined.
TEST_F(SimpleCU, AbstractOriginNotInlined) {
PushLine(0x2805c4531be6ca0eULL, 0x686b52155a8d4d2cULL, "line-file", 6111581);
StartCU();
AbstractInstanceDIE(&root_handler_, 0x93e9cdad52826b39ULL,
google_breakpad::DW_INL_not_inlined, 0, "abstract-instance");
DefineInlineInstanceDIE(&root_handler_, "", 0x93e9cdad52826b39ULL,
0x2805c4531be6ca0eULL, 0x686b52155a8d4d2cULL);
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "abstract-instance",
0x2805c4531be6ca0eULL, 0x686b52155a8d4d2cULL);
}
TEST_F(SimpleCU, UnknownAbstractOrigin) {
PushLine(0x1758a0f941b71efbULL, 0x1cf154f1f545e146ULL, "line-file", 75173118);
StartCU();
AbstractInstanceDIE(&root_handler_, 0x1e8dac5d507ed7abULL,
google_breakpad::DW_INL_inlined, 0, "inline-name");
DefineInlineInstanceDIE(&root_handler_, "", 1ULL,
0x1758a0f941b71efbULL, 0x1cf154f1f545e146ULL);
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "<name omitted>",
0x1758a0f941b71efbULL, 0x1cf154f1f545e146ULL);
}
TEST_F(SimpleCU, UnnamedFunction) {
PushLine(0x72b80e41a0ac1d40ULL, 0x537174f231ee181cULL, "line-file", 14044850);
StartCU();
DefineFunction(&root_handler_, "",
0x72b80e41a0ac1d40ULL, 0x537174f231ee181cULL, NULL);
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "<name omitted>",
0x72b80e41a0ac1d40ULL, 0x537174f231ee181cULL);
}
// An address range.
struct Range {
Module::Address start, end;
};
// Test data for pairing functions and lines.
struct Situation {
// Two function intervals, and two line intervals.
Range functions[2], lines[2];
// The number of lines we expect to be assigned to each of the
// functions, and the address ranges.
int paired_count[2];
Range paired[2][2];
// The number of functions that are not entirely covered by lines,
// and vice versa.
int uncovered_functions, uncovered_lines;
};
#define PAIRING(func1_start, func1_end, func2_start, func2_end, \
line1_start, line1_end, line2_start, line2_end, \
func1_num_lines, func2_num_lines, \
func1_line1_start, func1_line1_end, \
func1_line2_start, func1_line2_end, \
func2_line1_start, func2_line1_end, \
func2_line2_start, func2_line2_end, \
uncovered_functions, uncovered_lines) \
{ { { func1_start, func1_end }, { func2_start, func2_end } }, \
{ { line1_start, line1_end }, { line2_start, line2_end } }, \
{ func1_num_lines, func2_num_lines }, \
{ { { func1_line1_start, func1_line1_end }, \
{ func1_line2_start, func1_line2_end } }, \
{ { func2_line1_start, func2_line1_end }, \
{ func2_line2_start, func2_line2_end } } }, \
uncovered_functions, uncovered_lines },
Situation situations[] = {
#include "common/testdata/func-line-pairing.h"
};
#undef PAIRING
class FuncLinePairing: public CUFixtureBase,
public TestWithParam<Situation> { };
INSTANTIATE_TEST_SUITE_P(AllSituations, FuncLinePairing,
ValuesIn(situations));
TEST_P(FuncLinePairing, Pairing) {
const Situation& s = GetParam();
PushLine(s.lines[0].start,
s.lines[0].end - s.lines[0].start,
"line-file", 67636963);
PushLine(s.lines[1].start,
s.lines[1].end - s.lines[1].start,
"line-file", 67636963);
if (s.uncovered_functions)
EXPECT_CALL(reporter_, UncoveredFunction(_))
.Times(s.uncovered_functions)
.WillRepeatedly(Return());
if (s.uncovered_lines)
EXPECT_CALL(reporter_, UncoveredLine(_))
.Times(s.uncovered_lines)
.WillRepeatedly(Return());
StartCU();
DefineFunction(&root_handler_, "function1",
s.functions[0].start,
s.functions[0].end - s.functions[0].start, NULL);
DefineFunction(&root_handler_, "function2",
s.functions[1].start,
s.functions[1].end - s.functions[1].start, NULL);
root_handler_.Finish();
TestFunctionCount(2);
TestFunction(0, "function1",
s.functions[0].start,
s.functions[0].end - s.functions[0].start);
TestLineCount(0, s.paired_count[0]);
for (int i = 0; i < s.paired_count[0]; i++)
TestLine(0, i, s.paired[0][i].start,
s.paired[0][i].end - s.paired[0][i].start,
"line-file", 67636963);
TestFunction(1, "function2",
s.functions[1].start,
s.functions[1].end - s.functions[1].start);
TestLineCount(1, s.paired_count[1]);
for (int i = 0; i < s.paired_count[1]; i++)
TestLine(1, i, s.paired[1][i].start,
s.paired[1][i].end - s.paired[1][i].start,
"line-file", 67636963);
}
TEST_F(FuncLinePairing, EmptyCU) {
StartCU();
root_handler_.Finish();
TestFunctionCount(0);
}
TEST_F(FuncLinePairing, LinesNoFuncs) {
PushLine(40, 2, "line-file", 82485646);
EXPECT_CALL(reporter_, UncoveredLine(_)).WillOnce(Return());
StartCU();
root_handler_.Finish();
TestFunctionCount(0);
}
TEST_F(FuncLinePairing, FuncsNoLines) {
EXPECT_CALL(reporter_, UncoveredFunction(_)).WillOnce(Return());
StartCU();
DefineFunction(&root_handler_, "function1", 0x127da12ffcf5c51fULL, 0x1000U,
NULL);
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "function1", 0x127da12ffcf5c51fULL, 0x1000U);
}
TEST_F(FuncLinePairing, GapThenFunction) {
PushLine(20, 2, "line-file-2", 174314698);
PushLine(10, 2, "line-file-1", 263008005);
StartCU();
DefineFunction(&root_handler_, "function1", 10, 2, NULL);
DefineFunction(&root_handler_, "function2", 20, 2, NULL);
root_handler_.Finish();
TestFunctionCount(2);
TestFunction(0, "function1", 10, 2);
TestLineCount(0, 1);
TestLine(0, 0, 10, 2, "line-file-1", 263008005);
TestFunction(1, "function2", 20, 2);
TestLineCount(1, 1);
TestLine(1, 0, 20, 2, "line-file-2", 174314698);
}
// If GCC emits padding after one function to align the start of
// the next, then it will attribute the padding instructions to
// the last source line of function (to reduce the size of the
// line number info), but omit it from the DW_AT_{low,high}_pc
// range given in .debug_info (since it costs nothing to be
// precise there). If we did use at least some of the line
// we're about to skip, then assume this is what happened, and
// don't warn.
TEST_F(FuncLinePairing, GCCAlignmentStretch) {
PushLine(10, 10, "line-file", 63351048);
PushLine(20, 10, "line-file", 61661044);
StartCU();
DefineFunction(&root_handler_, "function1", 10, 5, NULL);
// five-byte gap between functions, covered by line 63351048.
// This should not elicit a warning.
DefineFunction(&root_handler_, "function2", 20, 10, NULL);
root_handler_.Finish();
TestFunctionCount(2);
TestFunction(0, "function1", 10, 5);
TestLineCount(0, 1);
TestLine(0, 0, 10, 5, "line-file", 63351048);
TestFunction(1, "function2", 20, 10);
TestLineCount(1, 1);
TestLine(1, 0, 20, 10, "line-file", 61661044);
}
// Unfortunately, neither the DWARF parser's handler interface nor the
// DIEHandler interface is capable of expressing a function that abuts
// the end of the address space: the high_pc value looks like zero.
TEST_F(FuncLinePairing, LineAtEndOfAddressSpace) {
PushLine(0xfffffffffffffff0ULL, 16, "line-file", 63351048);
EXPECT_CALL(reporter_, UncoveredLine(_)).WillOnce(Return());
StartCU();
DefineFunction(&root_handler_, "function1", 0xfffffffffffffff0ULL, 6, NULL);
DefineFunction(&root_handler_, "function2", 0xfffffffffffffffaULL, 5, NULL);
root_handler_.Finish();
TestFunctionCount(2);
TestFunction(0, "function1", 0xfffffffffffffff0ULL, 6);
TestLineCount(0, 1);
TestLine(0, 0, 0xfffffffffffffff0ULL, 6, "line-file", 63351048);
TestFunction(1, "function2", 0xfffffffffffffffaULL, 5);
TestLineCount(1, 1);
TestLine(1, 0, 0xfffffffffffffffaULL, 5, "line-file", 63351048);
}
// A function with more than one uncovered area should only be warned
// about once.
TEST_F(FuncLinePairing, WarnOnceFunc) {
PushLine(20, 1, "line-file-2", 262951329);
PushLine(11, 1, "line-file-1", 219964021);
EXPECT_CALL(reporter_, UncoveredFunction(_)).WillOnce(Return());
StartCU();
DefineFunction(&root_handler_, "function", 10, 11, NULL);
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "function", 10, 11);
TestLineCount(0, 2);
TestLine(0, 0, 11, 1, "line-file-1", 219964021);
TestLine(0, 1, 20, 1, "line-file-2", 262951329);
}
// A line with more than one uncovered area should only be warned
// about once.
TEST_F(FuncLinePairing, WarnOnceLine) {
PushLine(10, 20, "filename1", 118581871);
EXPECT_CALL(reporter_, UncoveredLine(_)).WillOnce(Return());
StartCU();
DefineFunction(&root_handler_, "function1", 11, 1, NULL);
DefineFunction(&root_handler_, "function2", 13, 1, NULL);
root_handler_.Finish();
TestFunctionCount(2);
TestFunction(0, "function1", 11, 1);
TestLineCount(0, 1);
TestLine(0, 0, 11, 1, "filename1", 118581871);
TestFunction(1, "function2", 13, 1);
TestLineCount(1, 1);
TestLine(1, 0, 13, 1, "filename1", 118581871);
}
class CXXQualifiedNames: public CUFixtureBase,
public TestWithParam<DwarfTag> { };
INSTANTIATE_TEST_SUITE_P(VersusEnclosures, CXXQualifiedNames,
Values(google_breakpad::DW_TAG_class_type,
google_breakpad::DW_TAG_structure_type,
google_breakpad::DW_TAG_union_type,
google_breakpad::DW_TAG_namespace));
TEST_P(CXXQualifiedNames, TwoFunctions) {
DwarfTag tag = GetParam();
SetLanguage(google_breakpad::DW_LANG_C_plus_plus);
PushLine(10, 1, "filename1", 69819327);
PushLine(20, 1, "filename2", 95115701);
StartCU();
DIEHandler* enclosure_handler = StartNamedDIE(&root_handler_, tag,
"Enclosure");
EXPECT_TRUE(enclosure_handler != NULL);
DefineFunction(enclosure_handler, "func_B", 10, 1, NULL);
DefineFunction(enclosure_handler, "func_C", 20, 1, NULL);
enclosure_handler->Finish();
delete enclosure_handler;
root_handler_.Finish();
TestFunctionCount(2);
TestFunction(0, "Enclosure::func_B", 10, 1);
TestFunction(1, "Enclosure::func_C", 20, 1);
}
TEST_P(CXXQualifiedNames, FuncInEnclosureInNamespace) {
DwarfTag tag = GetParam();
SetLanguage(google_breakpad::DW_LANG_C_plus_plus);
PushLine(10, 1, "line-file", 69819327);
StartCU();
DIEHandler* namespace_handler
= StartNamedDIE(&root_handler_, google_breakpad::DW_TAG_namespace,
"Namespace");
EXPECT_TRUE(namespace_handler != NULL);
DIEHandler* enclosure_handler = StartNamedDIE(namespace_handler, tag,
"Enclosure");
EXPECT_TRUE(enclosure_handler != NULL);
DefineFunction(enclosure_handler, "function", 10, 1, NULL);
enclosure_handler->Finish();
delete enclosure_handler;
namespace_handler->Finish();
delete namespace_handler;
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "Namespace::Enclosure::function", 10, 1);
}
TEST_F(CXXQualifiedNames, FunctionInClassInStructInNamespace) {
SetLanguage(google_breakpad::DW_LANG_C_plus_plus);
PushLine(10, 1, "filename1", 69819327);
StartCU();
DIEHandler* namespace_handler
= StartNamedDIE(&root_handler_, google_breakpad::DW_TAG_namespace,
"namespace_A");
EXPECT_TRUE(namespace_handler != NULL);
DIEHandler* struct_handler
= StartNamedDIE(namespace_handler, google_breakpad::DW_TAG_structure_type,
"struct_B");
EXPECT_TRUE(struct_handler != NULL);
DIEHandler* class_handler
= StartNamedDIE(struct_handler, google_breakpad::DW_TAG_class_type,
"class_C");
DefineFunction(class_handler, "function_D", 10, 1, NULL);
class_handler->Finish();
delete class_handler;
struct_handler->Finish();
delete struct_handler;
namespace_handler->Finish();
delete namespace_handler;
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "namespace_A::struct_B::class_C::function_D", 10, 1);
}
struct LanguageAndQualifiedName {
google_breakpad::DwarfLanguage language;
const char* name;
};
const LanguageAndQualifiedName LanguageAndQualifiedNameCases[] = {
{ google_breakpad::DW_LANG_none, "class_A::function_B" },
{ google_breakpad::DW_LANG_C, "class_A::function_B" },
{ google_breakpad::DW_LANG_C89, "class_A::function_B" },
{ google_breakpad::DW_LANG_C99, "class_A::function_B" },
{ google_breakpad::DW_LANG_C_plus_plus, "class_A::function_B" },
{ google_breakpad::DW_LANG_Java, "class_A.function_B" },
{ google_breakpad::DW_LANG_Cobol74, "class_A::function_B" },
{ google_breakpad::DW_LANG_Mips_Assembler, NULL }
};
class QualifiedForLanguage
: public CUFixtureBase,
public TestWithParam<LanguageAndQualifiedName> { };
INSTANTIATE_TEST_SUITE_P(LanguageAndQualifiedName, QualifiedForLanguage,
ValuesIn(LanguageAndQualifiedNameCases));
TEST_P(QualifiedForLanguage, MemberFunction) {
const LanguageAndQualifiedName& param = GetParam();
PushLine(10, 1, "line-file", 212966758);
SetLanguage(param.language);
StartCU();
DIEHandler* class_handler
= StartNamedDIE(&root_handler_, google_breakpad::DW_TAG_class_type,
"class_A");
DefineFunction(class_handler, "function_B", 10, 1, NULL);
class_handler->Finish();
delete class_handler;
root_handler_.Finish();
if (param.name) {
TestFunctionCount(1);
TestFunction(0, param.name, 10, 1);
} else {
TestFunctionCount(0);
}
}
TEST_P(QualifiedForLanguage, MemberFunctionSignedLanguage) {
const LanguageAndQualifiedName& param = GetParam();
PushLine(10, 1, "line-file", 212966758);
SetLanguage(param.language);
SetLanguageSigned(true);
StartCU();
DIEHandler* class_handler
= StartNamedDIE(&root_handler_, google_breakpad::DW_TAG_class_type,
"class_A");
DefineFunction(class_handler, "function_B", 10, 1, NULL);
class_handler->Finish();
delete class_handler;
root_handler_.Finish();
if (param.name) {
TestFunctionCount(1);
TestFunction(0, param.name, 10, 1);
} else {
TestFunctionCount(0);
}
}
class Specifications: public CUFixtureBase, public Test { };
TEST_F(Specifications, Function) {
PushLine(0x93cd3dfc1aa10097ULL, 0x0397d47a0b4ca0d4ULL, "line-file", 54883661);
StartCU();
DeclarationDIE(&root_handler_, 0xcd3c51b946fb1eeeLL,
google_breakpad::DW_TAG_subprogram, "declaration-name", "");
DefinitionDIE(&root_handler_, google_breakpad::DW_TAG_subprogram,
0xcd3c51b946fb1eeeLL, "",
0x93cd3dfc1aa10097ULL, 0x0397d47a0b4ca0d4ULL);
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "declaration-name",
0x93cd3dfc1aa10097ULL, 0x0397d47a0b4ca0d4ULL);
}
TEST_F(Specifications, MangledName) {
// Language defaults to C++, so no need to set it here.
PushLine(0x93cd3dfc1aa10097ULL, 0x0397d47a0b4ca0d4ULL, "line-file", 54883661);
StartCU();
DeclarationDIE(&root_handler_, 0xcd3c51b946fb1eeeLL,
google_breakpad::DW_TAG_subprogram, "declaration-name",
"_ZN1C1fEi");
DefinitionDIE(&root_handler_, google_breakpad::DW_TAG_subprogram,
0xcd3c51b946fb1eeeLL, "",
0x93cd3dfc1aa10097ULL, 0x0397d47a0b4ca0d4ULL);
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "C::f(int)",
0x93cd3dfc1aa10097ULL, 0x0397d47a0b4ca0d4ULL);
}
TEST_F(Specifications, MangledNameSwift) {
// Swift mangled names should pass through untouched.
SetLanguage(google_breakpad::DW_LANG_Swift);
PushLine(0x93cd3dfc1aa10097ULL, 0x0397d47a0b4ca0d4ULL, "line-file", 54883661);
StartCU();
const string kName = "_TFC9swifttest5Shape17simpleDescriptionfS0_FT_Si";
DeclarationDIE(&root_handler_, 0xcd3c51b946fb1eeeLL,
google_breakpad::DW_TAG_subprogram, "declaration-name",
kName);
DefinitionDIE(&root_handler_, google_breakpad::DW_TAG_subprogram,
0xcd3c51b946fb1eeeLL, "",
0x93cd3dfc1aa10097ULL, 0x0397d47a0b4ca0d4ULL);
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, kName,
0x93cd3dfc1aa10097ULL, 0x0397d47a0b4ca0d4ULL);
}
TEST_F(Specifications, MangledNameRust) {
SetLanguage(google_breakpad::DW_LANG_Rust);
PushLine(0x93cd3dfc1aa10097ULL, 0x0397d47a0b4ca0d4ULL, "line-file", 54883661);
StartCU();
const string kName = "_ZN14rustc_demangle8demangle17h373defa94bffacdeE";
DeclarationDIE(&root_handler_, 0xcd3c51b946fb1eeeLL,
google_breakpad::DW_TAG_subprogram, "declaration-name",
kName);
DefinitionDIE(&root_handler_, google_breakpad::DW_TAG_subprogram,
0xcd3c51b946fb1eeeLL, "",
0x93cd3dfc1aa10097ULL, 0x0397d47a0b4ca0d4ULL);
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0,
#ifndef HAVE_RUSTC_DEMANGLE
// Rust mangled names should pass through untouched if not
// using rustc-demangle.
kName,
#else
// If rustc-demangle is available this should be properly
// demangled.
"rustc_demangle::demangle",
#endif
0x93cd3dfc1aa10097ULL, 0x0397d47a0b4ca0d4ULL);
}
TEST_F(Specifications, MemberFunction) {
PushLine(0x3341a248634e7170ULL, 0x5f6938ee5553b953ULL, "line-file", 18116691);
StartCU();
DIEHandler* class_handler
= StartNamedDIE(&root_handler_, google_breakpad::DW_TAG_class_type, "class_A");
DeclarationDIE(class_handler, 0x7d83028c431406e8ULL,
google_breakpad::DW_TAG_subprogram, "declaration-name", "");
class_handler->Finish();
delete class_handler;
DefinitionDIE(&root_handler_, google_breakpad::DW_TAG_subprogram,
0x7d83028c431406e8ULL, "",
0x3341a248634e7170ULL, 0x5f6938ee5553b953ULL);
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "class_A::declaration-name",
0x3341a248634e7170ULL, 0x5f6938ee5553b953ULL);
}
// This case should gather the name from both the definition and the
// declaration's parent.
TEST_F(Specifications, FunctionDeclarationParent) {
PushLine(0x463c9ddf405be227ULL, 0x6a47774af5049680ULL, "line-file", 70254922);
StartCU();
{
DIEHandler* class_handler
= StartNamedDIE(&root_handler_, google_breakpad::DW_TAG_class_type,
"class_A");
ASSERT_TRUE(class_handler != NULL);
DeclarationDIE(class_handler, 0x0e0e877c8404544aULL,
google_breakpad::DW_TAG_subprogram, "declaration-name", "");
class_handler->Finish();
delete class_handler;
}
DefinitionDIE(&root_handler_, google_breakpad::DW_TAG_subprogram,
0x0e0e877c8404544aULL, "definition-name",
0x463c9ddf405be227ULL, 0x6a47774af5049680ULL);
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "class_A::definition-name",
0x463c9ddf405be227ULL, 0x6a47774af5049680ULL);
}
// Named scopes should also gather enclosing name components from
// their declarations.
TEST_F(Specifications, NamedScopeDeclarationParent) {
PushLine(0x5d13433d0df13d00ULL, 0x48ebebe5ade2cab4ULL, "line-file", 77392604);
StartCU();
{
DIEHandler* space_handler
= StartNamedDIE(&root_handler_, google_breakpad::DW_TAG_namespace,
"space_A");
ASSERT_TRUE(space_handler != NULL);
DeclarationDIE(space_handler, 0x419bb1d12f9a73a2ULL,
google_breakpad::DW_TAG_class_type, "class-declaration-name",
"");
space_handler->Finish();
delete space_handler;
}
{
DIEHandler* class_handler
= StartSpecifiedDIE(&root_handler_, google_breakpad::DW_TAG_class_type,
0x419bb1d12f9a73a2ULL, "class-definition-name");
ASSERT_TRUE(class_handler != NULL);
DefineFunction(class_handler, "function",
0x5d13433d0df13d00ULL, 0x48ebebe5ade2cab4ULL, NULL);
class_handler->Finish();
delete class_handler;
}
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "space_A::class-definition-name::function",
0x5d13433d0df13d00ULL, 0x48ebebe5ade2cab4ULL);
}
// This test recreates bug 364.
TEST_F(Specifications, InlineFunction) {
PushLine(0x1758a0f941b71efbULL, 0x1cf154f1f545e146ULL, "line-file", 75173118);
StartCU();
DeclarationDIE(&root_handler_, 0xcd3c51b946fb1eeeLL,
google_breakpad::DW_TAG_subprogram, "inline-name", "");
AbstractInstanceDIE(&root_handler_, 0x1e8dac5d507ed7abULL,
google_breakpad::DW_INL_inlined, 0xcd3c51b946fb1eeeLL, "");
DefineInlineInstanceDIE(&root_handler_, "", 0x1e8dac5d507ed7abULL,
0x1758a0f941b71efbULL, 0x1cf154f1f545e146ULL);
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "inline-name",
0x1758a0f941b71efbULL, 0x1cf154f1f545e146ULL);
}
// An inline function in a namespace should correctly derive its
// name from its abstract origin, and not just the namespace name.
TEST_F(Specifications, InlineFunctionInNamespace) {
PushLine(0x1758a0f941b71efbULL, 0x1cf154f1f545e146ULL, "line-file", 75173118);
StartCU();
DIEHandler* space_handler
= StartNamedDIE(&root_handler_, google_breakpad::DW_TAG_namespace,
"Namespace");
ASSERT_TRUE(space_handler != NULL);
AbstractInstanceDIE(space_handler, 0x1e8dac5d507ed7abULL,
google_breakpad::DW_INL_inlined, 0LL, "func-name");
DefineInlineInstanceDIE(space_handler, "", 0x1e8dac5d507ed7abULL,
0x1758a0f941b71efbULL, 0x1cf154f1f545e146ULL);
space_handler->Finish();
delete space_handler;
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "Namespace::func-name",
0x1758a0f941b71efbULL, 0x1cf154f1f545e146ULL);
}
// Check name construction for a long chain containing each combination of:
// - struct, union, class, namespace
// - direct and definition
TEST_F(Specifications, LongChain) {
PushLine(0x5a0dd6bb85db754cULL, 0x3bccb213d08c7fd3ULL, "line-file", 21192926);
SetLanguage(google_breakpad::DW_LANG_C_plus_plus);
StartCU();
// The structure we're building here is:
// space_A full definition
// space_B declaration
// space_B definition
// struct_C full definition
// struct_D declaration
// struct_D definition
// union_E full definition
// union_F declaration
// union_F definition
// class_G full definition
// class_H declaration
// class_H definition
// func_I declaration
// func_I definition
//
// So:
// - space_A, struct_C, union_E, and class_G don't use specifications;
// - space_B, struct_D, union_F, and class_H do.
// - func_I uses a specification.
//
// The full name for func_I is thus:
//
// space_A::space_B::struct_C::struct_D::union_E::union_F::
// class_G::class_H::func_I
{
DIEHandler* space_A_handler
= StartNamedDIE(&root_handler_, google_breakpad::DW_TAG_namespace,
"space_A");
DeclarationDIE(space_A_handler, 0x2e111126496596e2ULL,
google_breakpad::DW_TAG_namespace, "space_B", "");
space_A_handler->Finish();
delete space_A_handler;
}
{
DIEHandler* space_B_handler
= StartSpecifiedDIE(&root_handler_, google_breakpad::DW_TAG_namespace,
0x2e111126496596e2ULL);
DIEHandler* struct_C_handler
= StartNamedDIE(space_B_handler, google_breakpad::DW_TAG_structure_type,
"struct_C");
DeclarationDIE(struct_C_handler, 0x20cd423bf2a25a4cULL,
google_breakpad::DW_TAG_structure_type, "struct_D", "");
struct_C_handler->Finish();
delete struct_C_handler;
space_B_handler->Finish();
delete space_B_handler;
}
{
DIEHandler* struct_D_handler
= StartSpecifiedDIE(&root_handler_, google_breakpad::DW_TAG_structure_type,
0x20cd423bf2a25a4cULL);
DIEHandler* union_E_handler
= StartNamedDIE(struct_D_handler, google_breakpad::DW_TAG_union_type,
"union_E");
DeclarationDIE(union_E_handler, 0xe25c84805aa58c32ULL,
google_breakpad::DW_TAG_union_type, "union_F", "");
union_E_handler->Finish();
delete union_E_handler;
struct_D_handler->Finish();
delete struct_D_handler;
}
{
DIEHandler* union_F_handler
= StartSpecifiedDIE(&root_handler_, google_breakpad::DW_TAG_union_type,
0xe25c84805aa58c32ULL);
DIEHandler* class_G_handler
= StartNamedDIE(union_F_handler, google_breakpad::DW_TAG_class_type,
"class_G");
DeclarationDIE(class_G_handler, 0xb70d960dcc173b6eULL,
google_breakpad::DW_TAG_class_type, "class_H", "");
class_G_handler->Finish();
delete class_G_handler;
union_F_handler->Finish();
delete union_F_handler;
}
{
DIEHandler* class_H_handler
= StartSpecifiedDIE(&root_handler_, google_breakpad::DW_TAG_class_type,
0xb70d960dcc173b6eULL);
DeclarationDIE(class_H_handler, 0x27ff829e3bf69f37ULL,
google_breakpad::DW_TAG_subprogram, "func_I", "");
class_H_handler->Finish();
delete class_H_handler;
}
DefinitionDIE(&root_handler_, google_breakpad::DW_TAG_subprogram,
0x27ff829e3bf69f37ULL, "",
0x5a0dd6bb85db754cULL, 0x3bccb213d08c7fd3ULL);
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "space_A::space_B::struct_C::struct_D::union_E::union_F"
"::class_G::class_H::func_I",
0x5a0dd6bb85db754cULL, 0x3bccb213d08c7fd3ULL);
}
TEST_F(Specifications, InterCU) {
Module m("module-name", "module-os", "module-arch", "module-id");
DwarfCUToModule::FileContext fc("dwarf-filename", &m, true);
EXPECT_CALL(reporter_, UncoveredFunction(_)).WillOnce(Return());
MockLineToModuleHandler lr;
EXPECT_CALL(lr, ReadProgram(_,_,_,_,_,_,_,_,_)).Times(0);
// Kludge: satisfy reporter_'s expectation.
reporter_.SetCUName("compilation-unit-name");
// First CU. Declares class_A.
{
DwarfCUToModule root1_handler(&fc, &lr, nullptr, &reporter_);
ASSERT_TRUE(root1_handler.StartCompilationUnit(0, 1, 2, 3, 3));
ASSERT_TRUE(root1_handler.StartRootDIE(1,
google_breakpad::DW_TAG_compile_unit));
ProcessStrangeAttributes(&root1_handler);
ASSERT_TRUE(root1_handler.EndAttributes());
DeclarationDIE(&root1_handler, 0xb8fbfdd5f0b26fceULL,
google_breakpad::DW_TAG_class_type, "class_A", "");
root1_handler.Finish();
}
// Second CU. Defines class_A, declares member_func_B.
{
DwarfCUToModule root2_handler(&fc, &lr, nullptr, &reporter_);
ASSERT_TRUE(root2_handler.StartCompilationUnit(0, 1, 2, 3, 3));
ASSERT_TRUE(root2_handler.StartRootDIE(1,
google_breakpad::DW_TAG_compile_unit));
ASSERT_TRUE(root2_handler.EndAttributes());
DIEHandler* class_A_handler
= StartSpecifiedDIE(&root2_handler, google_breakpad::DW_TAG_class_type,
0xb8fbfdd5f0b26fceULL);
DeclarationDIE(class_A_handler, 0xb01fef8b380bd1a2ULL,
google_breakpad::DW_TAG_subprogram, "member_func_B", "");
class_A_handler->Finish();
delete class_A_handler;
root2_handler.Finish();
}
// Third CU. Defines member_func_B.
{
DwarfCUToModule root3_handler(&fc, &lr, nullptr, &reporter_);
ASSERT_TRUE(root3_handler.StartCompilationUnit(0, 1, 2, 3, 3));
ASSERT_TRUE(root3_handler.StartRootDIE(1,
google_breakpad::DW_TAG_compile_unit));
ASSERT_TRUE(root3_handler.EndAttributes());
DefinitionDIE(&root3_handler, google_breakpad::DW_TAG_subprogram,
0xb01fef8b380bd1a2ULL, "",
0x2618f00a1a711e53ULL, 0x4fd94b76d7c2caf5ULL);
root3_handler.Finish();
}
vector<Module::Function*> functions;
m.GetFunctions(&functions, functions.end());
EXPECT_EQ(1U, functions.size());
EXPECT_STREQ("class_A::member_func_B", functions[0]->name.str().c_str());
}
TEST_F(Specifications, UnhandledInterCU) {
Module m("module-name", "module-os", "module-arch", "module-id");
DwarfCUToModule::FileContext fc("dwarf-filename", &m, false);
EXPECT_CALL(reporter_, UncoveredFunction(_)).WillOnce(Return());
MockLineToModuleHandler lr;
EXPECT_CALL(lr, ReadProgram(_,_,_,_,_,_,_,_,_)).Times(0);
// Kludge: satisfy reporter_'s expectation.
reporter_.SetCUName("compilation-unit-name");
// First CU. Declares class_A.
{
DwarfCUToModule root1_handler(&fc, &lr, nullptr, &reporter_);
ASSERT_TRUE(root1_handler.StartCompilationUnit(0, 1, 2, 3, 3));
ASSERT_TRUE(root1_handler.StartRootDIE(1,
google_breakpad::DW_TAG_compile_unit));
ProcessStrangeAttributes(&root1_handler);
ASSERT_TRUE(root1_handler.EndAttributes());
DeclarationDIE(&root1_handler, 0xb8fbfdd5f0b26fceULL,
google_breakpad::DW_TAG_class_type, "class_A", "");
root1_handler.Finish();
}
// Second CU. Defines class_A, declares member_func_B.
{
DwarfCUToModule root2_handler(&fc, &lr, nullptr, &reporter_);
ASSERT_TRUE(root2_handler.StartCompilationUnit(0, 1, 2, 3, 3));
ASSERT_TRUE(root2_handler.StartRootDIE(1,
google_breakpad::DW_TAG_compile_unit));
ASSERT_TRUE(root2_handler.EndAttributes());
EXPECT_CALL(reporter_, UnhandledInterCUReference(_, _)).Times(1);
DIEHandler* class_A_handler
= StartSpecifiedDIE(&root2_handler, google_breakpad::DW_TAG_class_type,
0xb8fbfdd5f0b26fceULL);
DeclarationDIE(class_A_handler, 0xb01fef8b380bd1a2ULL,
google_breakpad::DW_TAG_subprogram, "member_func_B", "");
class_A_handler->Finish();
delete class_A_handler;
root2_handler.Finish();
}
// Third CU. Defines member_func_B.
{
DwarfCUToModule root3_handler(&fc, &lr, nullptr, &reporter_);
ASSERT_TRUE(root3_handler.StartCompilationUnit(0, 1, 2, 3, 3));
ASSERT_TRUE(root3_handler.StartRootDIE(1,
google_breakpad::DW_TAG_compile_unit));
ASSERT_TRUE(root3_handler.EndAttributes());
EXPECT_CALL(reporter_, UnhandledInterCUReference(_, _)).Times(1);
DefinitionDIE(&root3_handler, google_breakpad::DW_TAG_subprogram,
0xb01fef8b380bd1a2ULL, "",
0x2618f00a1a711e53ULL, 0x4fd94b76d7c2caf5ULL);
root3_handler.Finish();
}
}
TEST_F(Specifications, BadOffset) {
PushLine(0xa0277efd7ce83771ULL, 0x149554a184c730c1ULL, "line-file", 56636272);
StartCU();
DeclarationDIE(&root_handler_, 0xefd7f7752c27b7e4ULL,
google_breakpad::DW_TAG_subprogram, "", "");
DefinitionDIE(&root_handler_, google_breakpad::DW_TAG_subprogram,
0x2be953efa6f9a996ULL, "function",
0xa0277efd7ce83771ULL, 0x149554a184c730c1ULL);
root_handler_.Finish();
}
TEST_F(Specifications, FunctionDefinitionHasOwnName) {
PushLine(0xced50b3eea81022cULL, 0x08dd4d301cc7a7d2ULL, "line-file", 56792403);
StartCU();
DeclarationDIE(&root_handler_, 0xc34ff4786cae78bdULL,
google_breakpad::DW_TAG_subprogram, "declaration-name", "");
DefinitionDIE(&root_handler_, google_breakpad::DW_TAG_subprogram,
0xc34ff4786cae78bdULL, "definition-name",
0xced50b3eea81022cULL, 0x08dd4d301cc7a7d2ULL);
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "definition-name",
0xced50b3eea81022cULL, 0x08dd4d301cc7a7d2ULL);
}
TEST_F(Specifications, ClassDefinitionHasOwnName) {
PushLine(0x1d0f5e0f6ce309bdULL, 0x654e1852ec3599e7ULL, "line-file", 57119241);
StartCU();
DeclarationDIE(&root_handler_, 0xd0fe467ec2f1a58cULL,
google_breakpad::DW_TAG_class_type, "class-declaration-name", "");
google_breakpad::DIEHandler* class_definition
= StartSpecifiedDIE(&root_handler_, google_breakpad::DW_TAG_class_type,
0xd0fe467ec2f1a58cULL, "class-definition-name");
ASSERT_TRUE(class_definition);
DeclarationDIE(class_definition, 0x6d028229c15623dbULL,
google_breakpad::DW_TAG_subprogram,
"function-declaration-name", "");
class_definition->Finish();
delete class_definition;
DefinitionDIE(&root_handler_, google_breakpad::DW_TAG_subprogram,
0x6d028229c15623dbULL, "function-definition-name",
0x1d0f5e0f6ce309bdULL, 0x654e1852ec3599e7ULL);
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "class-definition-name::function-definition-name",
0x1d0f5e0f6ce309bdULL, 0x654e1852ec3599e7ULL);
}
// DIEs that cite a specification should prefer the specification's
// parents over their own when choosing qualified names. In this test,
// we take the name from our definition but the enclosing scope name
// from our declaration. I don't see why they'd ever be different, but
// we want to verify what DwarfCUToModule is looking at.
TEST_F(Specifications, PreferSpecificationParents) {
PushLine(0xbbd9d54dce3b95b7ULL, 0x39188b7b52b0899fULL, "line-file", 79488694);
StartCU();
{
google_breakpad::DIEHandler* declaration_class_handler =
StartNamedDIE(&root_handler_, google_breakpad::DW_TAG_class_type,
"declaration-class");
DeclarationDIE(declaration_class_handler, 0x9ddb35517455ef7aULL,
google_breakpad::DW_TAG_subprogram, "function-declaration",
"");
declaration_class_handler->Finish();
delete declaration_class_handler;
}
{
google_breakpad::DIEHandler* definition_class_handler
= StartNamedDIE(&root_handler_, google_breakpad::DW_TAG_class_type,
"definition-class");
DefinitionDIE(definition_class_handler, google_breakpad::DW_TAG_subprogram,
0x9ddb35517455ef7aULL, "function-definition",
0xbbd9d54dce3b95b7ULL, 0x39188b7b52b0899fULL);
definition_class_handler->Finish();
delete definition_class_handler;
}
root_handler_.Finish();
TestFunctionCount(1);
TestFunction(0, "declaration-class::function-definition",
0xbbd9d54dce3b95b7ULL, 0x39188b7b52b0899fULL);
}
class CUErrors: public CUFixtureBase, public Test { };
TEST_F(CUErrors, BadStmtList) {
EXPECT_CALL(reporter_, BadLineInfoOffset(dummy_line_size_ + 10)).Times(1);
ASSERT_TRUE(root_handler_
.StartCompilationUnit(0xc591d5b037543d7cULL, 0x11, 0xcd,
0x2d7d19546cf6590cULL, 3));
ASSERT_TRUE(root_handler_.StartRootDIE(0xae789dc102cfca54ULL,
google_breakpad::DW_TAG_compile_unit));
root_handler_.ProcessAttributeString(google_breakpad::DW_AT_name,
google_breakpad::DW_FORM_strp,
"compilation-unit-name");
root_handler_.ProcessAttributeUnsigned(google_breakpad::DW_AT_stmt_list,
google_breakpad::DW_FORM_ref4,
dummy_line_size_ + 10);
root_handler_.EndAttributes();
root_handler_.Finish();
}
TEST_F(CUErrors, NoLineSection) {
EXPECT_CALL(reporter_, MissingSection(".debug_line")).Times(1);
PushLine(0x88507fb678052611ULL, 0x42c8e9de6bbaa0faULL, "line-file", 64472290);
// Delete the entry for .debug_line added by the fixture class's constructor.
file_context_.ClearSectionMapForTest();
StartCU();
root_handler_.Finish();
}
TEST_F(CUErrors, BadDwarfVersion1) {
// Kludge: satisfy reporter_'s expectation.
reporter_.SetCUName("compilation-unit-name");
ASSERT_FALSE(root_handler_
.StartCompilationUnit(0xadf6e0eb71e2b0d9ULL, 0x4d, 0x90,
0xc9de224ccb99ac3eULL, 1));
}
TEST_F(CUErrors, GoodDwarfVersion2) {
// Kludge: satisfy reporter_'s expectation.
reporter_.SetCUName("compilation-unit-name");
ASSERT_TRUE(root_handler_
.StartCompilationUnit(0xadf6e0eb71e2b0d9ULL, 0x4d, 0x90,
0xc9de224ccb99ac3eULL, 2));
}
TEST_F(CUErrors, GoodDwarfVersion3) {
// Kludge: satisfy reporter_'s expectation.
reporter_.SetCUName("compilation-unit-name");
ASSERT_TRUE(root_handler_
.StartCompilationUnit(0xadf6e0eb71e2b0d9ULL, 0x4d, 0x90,
0xc9de224ccb99ac3eULL, 3));
}
TEST_F(CUErrors, BadCURootDIETag) {
// Kludge: satisfy reporter_'s expectation.
reporter_.SetCUName("compilation-unit-name");
ASSERT_TRUE(root_handler_
.StartCompilationUnit(0xadf6e0eb71e2b0d9ULL, 0x4d, 0x90,
0xc9de224ccb99ac3eULL, 3));
ASSERT_FALSE(root_handler_.StartRootDIE(0x02e56bfbda9e7337ULL,
google_breakpad::DW_TAG_subprogram));
}
// Tests for DwarfCUToModule::Reporter. These just produce (or fail to
// produce) output, so their results need to be checked by hand.
struct Reporter: public Test {
Reporter()
: reporter("filename", 0x123456789abcdef0ULL),
function("function name", 0x19c45c30770c1eb0ULL),
file("source file name") {
reporter.SetCUName("compilation-unit-name");
Module::Range range(0x19c45c30770c1eb0ULL, 0x89808a5bdfa0a6a3ULL);
function.ranges.push_back(range);
function.parameter_size = 0x6a329f18683dcd51ULL;
line.address = 0x3606ac6267aebeccULL;
line.size = 0x5de482229f32556aULL;
line.file = &file;
line.number = 93400201;
}
DwarfCUToModule::WarningReporter reporter;
Module::Function function;
Module::File file;
Module::Line line;
};
TEST_F(Reporter, UnknownSpecification) {
reporter.UnknownSpecification(0x123456789abcdef1ULL, 0x323456789abcdef2ULL);
}
TEST_F(Reporter, UnknownAbstractOrigin) {
reporter.UnknownAbstractOrigin(0x123456789abcdef1ULL, 0x323456789abcdef2ULL);
}
TEST_F(Reporter, MissingSection) {
reporter.MissingSection("section name");
}
TEST_F(Reporter, BadLineInfoOffset) {
reporter.BadLineInfoOffset(0x123456789abcdef1ULL);
}
TEST_F(Reporter, UncoveredFunctionDisabled) {
reporter.UncoveredFunction(function);
EXPECT_FALSE(reporter.uncovered_warnings_enabled());
}
TEST_F(Reporter, UncoveredFunctionEnabled) {
reporter.set_uncovered_warnings_enabled(true);
reporter.UncoveredFunction(function);
EXPECT_TRUE(reporter.uncovered_warnings_enabled());
}
TEST_F(Reporter, UncoveredLineDisabled) {
reporter.UncoveredLine(line);
EXPECT_FALSE(reporter.uncovered_warnings_enabled());
}
TEST_F(Reporter, UncoveredLineEnabled) {
reporter.set_uncovered_warnings_enabled(true);
reporter.UncoveredLine(line);
EXPECT_TRUE(reporter.uncovered_warnings_enabled());
}
TEST_F(Reporter, UnnamedFunction) {
reporter.UnnamedFunction(0x90c0baff9dedb2d9ULL);
}
// Would be nice to also test:
// - overlapping lines, functions
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