Stacktraces add line numbers

1 files changed, 55 insertions, 0 deletions

diff --git a/library/cpp/dwarf_backtrace/ut/backtrace_ut.cpp b/library/cpp/dwarf_backtrace/ut/backtrace_ut.cpp
new file mode 100644
index 0000000000..dc271ad513
--- /dev/null
+++ b/library/cpp/dwarf_backtrace/ut/backtrace_ut.cpp
@@ -0,0 +1,55 @@
+#include <library/cpp/testing/gtest/gtest.h>
+#include <util/system/compiler.h>
+#include <util/system/backtrace.h>
+#include <util/stream/str.h>
+
+Y_FORCE_INLINE
+TString InlinedFunction_866a4407b28483588033f95add111d() {
+    TStringStream out;
+    FormatBackTrace(&out);
+    return out.Str();
+}
+
+Y_NO_INLINE
+TString Function_3e15a2d04c8613ae64833c5407dd98() {
+    return InlinedFunction_866a4407b28483588033f95add111d();
+}
+
+Y_NO_INLINE
+TString NotInlinedFunction_3c7dbf1e3b2b71819241cb5ad2b142() {
+    return Function_3e15a2d04c8613ae64833c5407dd98();
+}
+
+namespace NTestNamespace {
+    Y_NO_INLINE
+    TString NamespacedFunction() {
+        return InlinedFunction_866a4407b28483588033f95add111d();
+    }
+}
+
+using namespace ::testing;
+TEST(dwarf_backtrace_should, handle_inlines) {
+    const TString backtrace = NotInlinedFunction_3c7dbf1e3b2b71819241cb5ad2b142();
+
+    EXPECT_THAT(
+        backtrace,
+        HasSubstr("InlinedFunction_866a4407b28483588033f95add111d")
+    );
+
+    EXPECT_THAT(
+        backtrace,
+        HasSubstr("backtrace_ut.cpp:9:0 in InlinedFunction")
+    );
+
+    EXPECT_THAT(
+        backtrace,
+        HasSubstr("Function_3e15a2d04c8613ae64833c5407dd98")
+    );
+}
+
+TEST(dwarf_backtrace_should, handle_namespaces) {
+    EXPECT_THAT(
+        NTestNamespace::NamespacedFunction(),
+        HasSubstr("NTestNamespace::NamespacedFunction")
+    );
+}