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#include <vector>
#include <gtest/gtest.h>
#include <gtest/gtest-matchers.h>
#include <gmock/gmock.h>
#include <gmock/gmock-matchers.h>
#include "common.hpp"
#ifdef TEST_MODULE
import cpptrace;
#else
#include <cpptrace/cpptrace.hpp>
#endif
#ifdef _MSC_VER
#define CPPTRACE_FORCE_INLINE [[msvc::flatten]]
#else
#define CPPTRACE_FORCE_INLINE [[gnu::always_inline]] static
#endif
TEST(Stacktrace, Empty) {
cpptrace::stacktrace empty;
EXPECT_TRUE(empty.empty());
EXPECT_EQ(empty.to_string(), "Stack trace (most recent call first):\n<empty trace>");
}
CPPTRACE_FORCE_NO_INLINE void stacktrace_basic() {
static volatile int lto_guard; lto_guard = lto_guard + 1;
auto line = __LINE__ + 1;
auto trace = cpptrace::generate_trace();
ASSERT_GE(trace.frames.size(), 1);
EXPECT_FILE(trace.frames[0].filename, "stacktrace.cpp");
EXPECT_LINE(trace.frames[0].line.value(), line);
EXPECT_THAT(trace.frames[0].symbol, testing::HasSubstr("stacktrace_basic"));
}
TEST(Stacktrace, Basic) {
stacktrace_basic();
}
// NOTE: returning something and then return stacktrace_multi_3(line_numbers) * rand(); is done to prevent TCO even
// under LTO https://github.com/jeremy-rifkin/cpptrace/issues/179#issuecomment-2467302052
CPPTRACE_FORCE_NO_INLINE int stacktrace_multi_3(std::vector<int>& line_numbers) {
static volatile int lto_guard; lto_guard = lto_guard + 1;
line_numbers.insert(line_numbers.begin(), __LINE__ + 1);
auto trace = cpptrace::generate_trace();
if(trace.frames.size() < 4) {
ADD_FAILURE() << "trace.frames.size() >= 4";
return 2;
}
int i = 0;
EXPECT_FILE(trace.frames[i].filename, "stacktrace.cpp");
EXPECT_LINE(trace.frames[i].line.value(), line_numbers[i]);
EXPECT_THAT(trace.frames[i].symbol, testing::HasSubstr("stacktrace_multi_3"));
i++;
EXPECT_FILE(trace.frames[i].filename, "stacktrace.cpp");
EXPECT_LINE(trace.frames[i].line.value(), line_numbers[i]);
EXPECT_THAT(trace.frames[i].symbol, testing::HasSubstr("stacktrace_multi_2"));
i++;
EXPECT_FILE(trace.frames[i].filename, "stacktrace.cpp");
EXPECT_LINE(trace.frames[i].line.value(), line_numbers[i]);
EXPECT_THAT(trace.frames[i].symbol, testing::HasSubstr("stacktrace_multi_1"));
i++;
EXPECT_FILE(trace.frames[i].filename, "stacktrace.cpp");
EXPECT_LINE(trace.frames[i].line.value(), line_numbers[i]);
EXPECT_THAT(trace.frames[i].symbol, testing::HasSubstr("Stacktrace_MultipleFrames_Test::TestBody"));
return 2;
}
CPPTRACE_FORCE_NO_INLINE int stacktrace_multi_2(std::vector<int>& line_numbers) {
static volatile int lto_guard; lto_guard = lto_guard + 1;
line_numbers.insert(line_numbers.begin(), __LINE__ + 1);
return stacktrace_multi_3(line_numbers) * rand();
}
CPPTRACE_FORCE_NO_INLINE int stacktrace_multi_1(std::vector<int>& line_numbers) {
static volatile int lto_guard; lto_guard = lto_guard + 1;
line_numbers.insert(line_numbers.begin(), __LINE__ + 1);
return stacktrace_multi_2(line_numbers) * rand();
}
TEST(Stacktrace, MultipleFrames) {
std::vector<int> line_numbers;
line_numbers.insert(line_numbers.begin(), __LINE__ + 1);
stacktrace_multi_1(line_numbers);
}
CPPTRACE_FORCE_NO_INLINE cpptrace::raw_trace stacktrace_raw_resolve_3(std::vector<int>& line_numbers) {
static volatile int lto_guard; lto_guard = lto_guard + 1;
line_numbers.insert(line_numbers.begin(), __LINE__ + 1);
return cpptrace::generate_raw_trace();
}
CPPTRACE_FORCE_NO_INLINE cpptrace::raw_trace stacktrace_raw_resolve_2(std::vector<int>& line_numbers) {
static volatile int lto_guard; lto_guard = lto_guard + 1;
line_numbers.insert(line_numbers.begin(), __LINE__ + 1);
return stacktrace_raw_resolve_3(line_numbers);
}
CPPTRACE_FORCE_NO_INLINE cpptrace::raw_trace stacktrace_raw_resolve_1(std::vector<int>& line_numbers) {
static volatile int lto_guard; lto_guard = lto_guard + 1;
line_numbers.insert(line_numbers.begin(), __LINE__ + 1);
return stacktrace_raw_resolve_2(line_numbers);
}
TEST(Stacktrace, RawTraceResolution) {
std::vector<int> line_numbers;
line_numbers.insert(line_numbers.begin(), __LINE__ + 1);
auto raw = stacktrace_raw_resolve_1(line_numbers);
auto trace = raw.resolve();
ASSERT_GE(trace.frames.size(), 4);
int i = 0;
EXPECT_FILE(trace.frames[i].filename, "stacktrace.cpp");
EXPECT_LINE(trace.frames[i].line.value(), line_numbers[i]);
EXPECT_THAT(trace.frames[i].symbol, testing::HasSubstr("stacktrace_raw_resolve_3"));
i++;
EXPECT_FILE(trace.frames[i].filename, "stacktrace.cpp");
EXPECT_LINE(trace.frames[i].line.value(), line_numbers[i]);
EXPECT_THAT(trace.frames[i].symbol, testing::HasSubstr("stacktrace_raw_resolve_2"));
i++;
EXPECT_FILE(trace.frames[i].filename, "stacktrace.cpp");
EXPECT_LINE(trace.frames[i].line.value(), line_numbers[i]);
EXPECT_THAT(trace.frames[i].symbol, testing::HasSubstr("stacktrace_raw_resolve_1"));
i++;
EXPECT_FILE(trace.frames[i].filename, "stacktrace.cpp");
EXPECT_LINE(trace.frames[i].line.value(), line_numbers[i]);
EXPECT_THAT(trace.frames[i].symbol, testing::HasSubstr("Stacktrace_RawTraceResolution_Test::TestBody"));
}
#if defined(CPPTRACE_GET_SYMBOLS_WITH_LIBDWARF) && !defined(CPPTRACE_BUILD_NO_SYMBOLS)
CPPTRACE_FORCE_NO_INLINE int stacktrace_inline_resolution_3(std::vector<int>& line_numbers) {
static volatile int lto_guard; lto_guard = lto_guard + 1;
line_numbers.insert(line_numbers.begin(), __LINE__ + 1);
auto trace = cpptrace::generate_trace();
if(trace.frames.size() < 4) {
ADD_FAILURE() << "trace.frames.size() >= 4";
return 2;
}
int i = 0;
EXPECT_FILE(trace.frames[i].filename, "stacktrace.cpp");
EXPECT_LINE(trace.frames[i].line.value(), line_numbers[i]);
EXPECT_THAT(trace.frames[i].symbol, testing::HasSubstr("stacktrace_inline_resolution_3"));
EXPECT_FALSE(trace.frames[i].is_inline);
EXPECT_NE(trace.frames[i].raw_address, 0);
EXPECT_NE(trace.frames[i].object_address, 0);
i++;
EXPECT_FILE(trace.frames[i].filename, "stacktrace.cpp");
EXPECT_LINE(trace.frames[i].line.value(), line_numbers[i]);
EXPECT_THAT(trace.frames[i].symbol, testing::HasSubstr("stacktrace_inline_resolution_2"));
EXPECT_TRUE(trace.frames[i].is_inline);
EXPECT_EQ(trace.frames[i].raw_address, 0);
EXPECT_EQ(trace.frames[i].object_address, 0);
i++;
EXPECT_FILE(trace.frames[i].filename, "stacktrace.cpp");
EXPECT_LINE(trace.frames[i].line.value(), line_numbers[i]);
EXPECT_THAT(trace.frames[i].symbol, testing::HasSubstr("stacktrace_inline_resolution_1"));
EXPECT_FALSE(trace.frames[i].is_inline);
EXPECT_NE(trace.frames[i].raw_address, 0);
EXPECT_NE(trace.frames[i].object_address, 0);
i++;
EXPECT_FILE(trace.frames[i].filename, "stacktrace.cpp");
EXPECT_LINE(trace.frames[i].line.value(), line_numbers[i]);
EXPECT_THAT(trace.frames[i].symbol, testing::HasSubstr("Stacktrace_InlineResolution_Test::TestBody"));
EXPECT_FALSE(trace.frames[i].is_inline);
EXPECT_NE(trace.frames[i].raw_address, 0);
EXPECT_NE(trace.frames[i].object_address, 0);
return 2;
}
CPPTRACE_FORCE_INLINE int stacktrace_inline_resolution_2(std::vector<int>& line_numbers) {
static volatile int lto_guard; lto_guard = lto_guard + 1;
line_numbers.insert(line_numbers.begin(), __LINE__ + 1);
return stacktrace_inline_resolution_3(line_numbers) * rand();
}
CPPTRACE_FORCE_NO_INLINE int stacktrace_inline_resolution_1(std::vector<int>& line_numbers) {
static volatile int lto_guard; lto_guard = lto_guard + 1;
line_numbers.insert(line_numbers.begin(), __LINE__ + 1);
return stacktrace_inline_resolution_2(line_numbers) * rand();
}
TEST(Stacktrace, InlineResolution) {
std::vector<int> line_numbers;
line_numbers.insert(line_numbers.begin(), __LINE__ + 1);
stacktrace_inline_resolution_1(line_numbers);
}
#endif
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