ceph/src/jaegertracing/opentelemetry-cpp/sdk/test/metrics/observer_result_test.cc

   1 // Copyright The OpenTelemetry Authors
   2 // SPDX-License-Identifier: Apache-2.0
   3
   4 #ifndef ENABLE_METRICS_PREVIEW
   5 #  include "opentelemetry/sdk/metrics/observer_result.h"
   6 #  include "opentelemetry/sdk/metrics/view/attributes_processor.h"
   7
   8 #  include <gtest/gtest.h>
   9
  10 using namespace opentelemetry::sdk::metrics;
  11 TEST(ObserverResult, BasicTests)
  12 {
  13   const AttributesProcessor *attributes_processor = new DefaultAttributesProcessor();
  14
  15   ObserverResult<long> observer_result(attributes_processor);
  16
  17   observer_result.Observe(10l);
  18   observer_result.Observe(20l);
  19   EXPECT_EQ(observer_result.GetMeasurements().size(), 1);
  20
  21   std::map<std::string, int64_t> m1 = {{"k2", 12}};
  22   observer_result.Observe(
  23       30l, opentelemetry::common::KeyValueIterableView<std::map<std::string, int64_t>>(m1));
  24   EXPECT_EQ(observer_result.GetMeasurements().size(), 2);
  25
  26   observer_result.Observe(
  27       40l, opentelemetry::common::KeyValueIterableView<std::map<std::string, int64_t>>(m1));
  28   EXPECT_EQ(observer_result.GetMeasurements().size(), 2);
  29
  30   std::map<std::string, int64_t> m2 = {{"k2", 12}, {"k4", 12}};
  31   observer_result.Observe(
  32       40l, opentelemetry::common::KeyValueIterableView<std::map<std::string, int64_t>>(m2));
  33   EXPECT_EQ(observer_result.GetMeasurements().size(), 3);
  34
  35   delete attributes_processor;
  36 }
  37
  38 #endif