Adding upstream version 18.2.2.upstream/18.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 22 insertions, 0 deletions

diff --git a/src/jaegertracing/opentelemetry-cpp/sdk/test/metrics/exemplar/no_exemplar_reservoir_test.cc b/src/jaegertracing/opentelemetry-cpp/sdk/test/metrics/exemplar/no_exemplar_reservoir_test.cc
new file mode 100644
index 000000000..3e16940ff
--- /dev/null
+++ b/src/jaegertracing/opentelemetry-cpp/sdk/test/metrics/exemplar/no_exemplar_reservoir_test.cc
@@ -0,0 +1,22 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+#ifndef ENABLE_METRICS_PREVIEW
+#  include "opentelemetry/sdk/metrics/exemplar/no_exemplar_reservoir.h"
+#  include <gtest/gtest.h>
+
+using namespace opentelemetry::sdk::metrics;
+
+TEST(NoExemplarReservoir, OfferMeasurement)
+{
+  auto reservoir = opentelemetry::sdk::metrics::NoExemplarReservoir::GetNoExemplarReservoir();
+  EXPECT_NO_THROW(reservoir->OfferMeasurement(1.0, MetricAttributes{},
+                                              opentelemetry::context::Context{},
+                                              std::chrono::system_clock::now()));
+  EXPECT_NO_THROW(reservoir->OfferMeasurement(
+      1l, MetricAttributes{}, opentelemetry::context::Context{}, std::chrono::system_clock::now()));
+  auto exemplar_data = reservoir->CollectAndReset(MetricAttributes{});
+  ASSERT_TRUE(exemplar_data.empty());
+}
+
+#endif