119 lines
4.0 KiB
C++
119 lines
4.0 KiB
C++
#include <algorithm>
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#include <iomanip>
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#include <sstream>
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#include <string_view>
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#include <string>
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#include <gtest/gtest.h>
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#include <gtest/gtest-matchers.h>
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#include <gmock/gmock.h>
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#include <gmock/gmock-matchers.h>
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#include <cpptrace/cpptrace.hpp>
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using namespace std::literals;
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// Raw trace tests
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// This is fickle, however, it's the only way to do it really. It's reasonably reliable test in practice.
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CPPTRACE_FORCE_NO_INLINE void raw_trace_basic() {
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auto raw_trace = cpptrace::generate_raw_trace();
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// look for within 90 bytes of the start of the function
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EXPECT_GE(raw_trace.frames[0], reinterpret_cast<uintptr_t>(raw_trace_basic));
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EXPECT_LE(raw_trace.frames[0], reinterpret_cast<uintptr_t>(raw_trace_basic) + 90);
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}
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#ifndef _MSC_VER
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CPPTRACE_FORCE_NO_INLINE void raw_trace_basic_precise() {
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a:
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auto raw_trace = cpptrace::generate_raw_trace();
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b:
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// look for within 30 bytes of the start of the function
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EXPECT_GE(raw_trace.frames[0], reinterpret_cast<uintptr_t>(&&a));
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EXPECT_LE(raw_trace.frames[0], reinterpret_cast<uintptr_t>(&&b));
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}
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#endif
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TEST(RawTrace, Basic) {
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raw_trace_basic();
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#ifndef _MSC_VER
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raw_trace_basic_precise();
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#endif
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}
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CPPTRACE_FORCE_NO_INLINE void raw_trace_multi_2(
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cpptrace::frame_ptr parent_low_bound,
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cpptrace::frame_ptr parent_high_bound
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) {
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auto raw_trace = cpptrace::generate_raw_trace();
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EXPECT_GE(raw_trace.frames[0], reinterpret_cast<uintptr_t>(raw_trace_multi_2));
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EXPECT_LE(raw_trace.frames[0], reinterpret_cast<uintptr_t>(raw_trace_multi_2) + 90);
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EXPECT_GE(raw_trace.frames[1], parent_low_bound);
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EXPECT_LE(raw_trace.frames[1], parent_high_bound);
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}
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CPPTRACE_FORCE_NO_INLINE void raw_trace_multi_1() {
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auto raw_trace = cpptrace::generate_raw_trace();
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raw_trace_multi_2(reinterpret_cast<uintptr_t>(raw_trace_multi_1), reinterpret_cast<uintptr_t>(raw_trace_multi_1) + 300);
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EXPECT_GE(raw_trace.frames[0], reinterpret_cast<uintptr_t>(raw_trace_multi_1));
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EXPECT_LE(raw_trace.frames[0], reinterpret_cast<uintptr_t>(raw_trace_multi_1) + 90);
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}
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std::vector<std::pair<cpptrace::frame_ptr, cpptrace::frame_ptr>> parents;
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CPPTRACE_FORCE_NO_INLINE void record_parent(cpptrace::frame_ptr low_bound, cpptrace::frame_ptr high_bound) {
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parents.insert(parents.begin(), {reinterpret_cast<uintptr_t>(low_bound), reinterpret_cast<uintptr_t>(high_bound)});
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}
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#ifndef _MSC_VER
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CPPTRACE_FORCE_NO_INLINE void raw_trace_multi_precise_3() {
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a:
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auto raw_trace = cpptrace::generate_raw_trace();
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b:
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EXPECT_GE(raw_trace.frames[0], reinterpret_cast<uintptr_t>(&&a)); // this frame
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EXPECT_LE(raw_trace.frames[0], reinterpret_cast<uintptr_t>(&&b));
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for(size_t i = 0; i < parents.size(); i++) { // parent frames
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EXPECT_GE(raw_trace.frames[i + 1], parents[i].first);
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EXPECT_LE(raw_trace.frames[i + 1], parents[i].second);
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}
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}
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CPPTRACE_FORCE_NO_INLINE void raw_trace_multi_precise_2() {
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a:
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auto raw_trace = cpptrace::generate_raw_trace();
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b:
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EXPECT_GE(raw_trace.frames[0], reinterpret_cast<uintptr_t>(&&a)); // this frame
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EXPECT_LE(raw_trace.frames[0], reinterpret_cast<uintptr_t>(&&b));
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for(size_t i = 0; i < parents.size(); i++) { // parent frames
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EXPECT_GE(raw_trace.frames[i + 1], parents[i].first);
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EXPECT_LE(raw_trace.frames[i + 1], parents[i].second);
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}
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record_parent(reinterpret_cast<uintptr_t>(&&c), reinterpret_cast<uintptr_t>(&&d));
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c:
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raw_trace_multi_precise_3();
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d:;
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}
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CPPTRACE_FORCE_NO_INLINE void raw_trace_multi_precise_1() {
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a:
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auto raw_trace = cpptrace::generate_raw_trace();
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b:
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EXPECT_GE(raw_trace.frames[0], reinterpret_cast<uintptr_t>(&&a));
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EXPECT_LE(raw_trace.frames[0], reinterpret_cast<uintptr_t>(&&b));
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record_parent(reinterpret_cast<uintptr_t>(&&c), reinterpret_cast<uintptr_t>(&&d));
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c:
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raw_trace_multi_precise_2();
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d:;
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}
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#endif
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TEST(RawTrace, MultipleCalls) {
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parents.clear();
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raw_trace_multi_1();
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#ifndef _MSC_VER
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raw_trace_multi_precise_1();
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#endif
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}
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