opentelemetry-cpp/sdk/test/metrics/observer_result_test.cc

43 lines
1.4 KiB
C++

// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
#include <gtest/gtest.h>
#include <cstdint>
#include <map>
#include <string>
#include <unordered_map>
#include <utility>
#include "opentelemetry/common/key_value_iterable_view.h"
#include "opentelemetry/sdk/metrics/observer_result.h"
#include "opentelemetry/sdk/metrics/state/attributes_hashmap.h"
#include "opentelemetry/sdk/metrics/view/attributes_processor.h"
using namespace opentelemetry::sdk::metrics;
TEST(ObserverResult, BasicTests)
{
const AttributesProcessor *attributes_processor = new DefaultAttributesProcessor();
ObserverResultT<int64_t> observer_result(attributes_processor);
observer_result.Observe(10);
observer_result.Observe(20);
EXPECT_EQ(observer_result.GetMeasurements().size(), 1);
std::map<std::string, int64_t> m1 = {{"k2", 12}};
observer_result.Observe(
30, opentelemetry::common::KeyValueIterableView<std::map<std::string, int64_t>>(m1));
EXPECT_EQ(observer_result.GetMeasurements().size(), 2);
observer_result.Observe(
40, opentelemetry::common::KeyValueIterableView<std::map<std::string, int64_t>>(m1));
EXPECT_EQ(observer_result.GetMeasurements().size(), 2);
std::map<std::string, int64_t> m2 = {{"k2", 12}, {"k4", 12}};
observer_result.Observe(
40, opentelemetry::common::KeyValueIterableView<std::map<std::string, int64_t>>(m2));
EXPECT_EQ(observer_result.GetMeasurements().size(), 3);
delete attributes_processor;
}