1 files changed, 19 insertions, 0 deletions
diff --git a/src/jaegertracing/opentelemetry-cpp/sdk/test/metrics/exemplar/always_sample_filter_test.cc b/src/jaegertracing/opentelemetry-cpp/sdk/test/metrics/exemplar/always_sample_filter_test.cc
new file mode 100644
index 000000000..cf4e44995
--- /dev/null
+++ b/src/jaegertracing/opentelemetry-cpp/sdk/test/metrics/exemplar/always_sample_filter_test.cc
@@ -0,0 +1,19 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+#ifndef ENABLE_METRICS_PREVIEW
+#  include "opentelemetry/sdk/metrics/exemplar/always_sample_filter.h"
+#  include <gtest/gtest.h>
+
+using namespace opentelemetry::sdk::metrics;
+
+TEST(AlwaysSampleFilter, SampleMeasurement)
+{
+  auto filter = opentelemetry::sdk::metrics::AlwaysSampleFilter::GetAlwaysSampleFilter();
+  ASSERT_TRUE(
+      filter->ShouldSampleMeasurement(1.0, MetricAttributes{}, opentelemetry::context::Context{}));
+  ASSERT_TRUE(
+      filter->ShouldSampleMeasurement(1l, MetricAttributes{}, opentelemetry::context::Context{}));
+}
+
+#endif