From 19fcec84d8d7d21e796c7624e521b60d28ee21ed Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 20:45:59 +0200
Subject: Adding upstream version 16.2.11+ds.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../opentracing-cpp/test/util_test.cpp             | 26 ++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 src/jaegertracing/opentracing-cpp/test/util_test.cpp

(limited to 'src/jaegertracing/opentracing-cpp/test/util_test.cpp')

diff --git a/src/jaegertracing/opentracing-cpp/test/util_test.cpp b/src/jaegertracing/opentracing-cpp/test/util_test.cpp
new file mode 100644
index 000000000..9c1e30d02
--- /dev/null
+++ b/src/jaegertracing/opentracing-cpp/test/util_test.cpp
@@ -0,0 +1,26 @@
+#include <opentracing/util.h>
+#include <cmath>
+#include <cstdlib>  // Work around to https://stackoverflow.com/a/30084734.
+using namespace opentracing;
+
+#define CATCH_CONFIG_MAIN
+#include <opentracing/catch2/catch.hpp>
+
+TEST_CASE("convert_time_point") {
+  SECTION("We can convert between time points of different clocks") {
+    // Check that converting from a system_clock time_point to a steady_clock
+    // time point and then back again produces approximately the same
+    // system_clock time_point.
+    auto t1 = SystemClock::now();
+    auto t2 = convert_time_point<SteadyClock>(t1);
+    auto t3 = convert_time_point<SystemClock>(t2);
+    auto difference = std::abs(
+        std::chrono::duration_cast<std::chrono::microseconds>(t3 - t1).count());
+    CHECK(difference < 100);
+  }
+
+  SECTION("Converting times from the same clock gives the identity") {
+    auto t = SystemClock::now();
+    CHECK(t == convert_time_point<SystemClock>(t));
+  }
+}
-- 
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