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

96 lines
4.0 KiB
C++

// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
#include <gtest/gtest.h>
#include <string>
#include <utility>
#include "opentelemetry/common/macros.h"
#include "opentelemetry/nostd/function_ref.h"
#include "opentelemetry/nostd/string_view.h"
#include "opentelemetry/nostd/unique_ptr.h"
#include "opentelemetry/sdk/instrumentationscope/instrumentation_scope.h"
#include "opentelemetry/sdk/metrics/instruments.h"
#include "opentelemetry/sdk/metrics/view/instrument_selector.h"
#include "opentelemetry/sdk/metrics/view/meter_selector.h"
#include "opentelemetry/sdk/metrics/view/view.h"
#include "opentelemetry/sdk/metrics/view/view_registry.h"
using namespace opentelemetry::sdk::metrics;
using namespace opentelemetry::sdk::instrumentationscope;
TEST(ViewRegistry, FindViewsEmptyRegistry)
{
InstrumentDescriptor default_instrument_descriptor = {
"test_name", // name
"test_descr", // description
"1", // unit
InstrumentType::kCounter, // instrument type
InstrumentValueType::kLong};
auto default_instrumentation_scope =
InstrumentationScope::Create("default", "1.0.0", "https://opentelemetry.io/schemas/1.7.0");
int count = 0;
ViewRegistry registry;
auto status =
registry.FindViews(default_instrument_descriptor, *default_instrumentation_scope.get(),
[&count](const View &view) {
count++;
#if OPENTELEMETRY_HAVE_WORKING_REGEX
EXPECT_EQ(view.GetName(), "");
EXPECT_EQ(view.GetDescription(), "");
#endif
EXPECT_EQ(view.GetAggregationType(), AggregationType::kDefault);
return true;
});
#if OPENTELEMETRY_HAVE_WORKING_REGEX
EXPECT_EQ(count, 1);
EXPECT_EQ(status, true);
#endif
}
TEST(ViewRegistry, FindNonExistingView)
{
// Add view
const std::string view_name = "test_view";
const std::string view_description = "test description";
const std::string instrumentation_name = "name1";
const std::string instrumentation_version = "version1";
const std::string instrumentation_schema = "schema1";
const std::string instrument_name = "testname";
const InstrumentType instrument_type = InstrumentType::kCounter;
const std::string instrument_unit = "ms";
std::unique_ptr<InstrumentSelector> instrument_selector{
new InstrumentSelector(instrument_type, instrument_name, instrument_unit)};
std::unique_ptr<MeterSelector> meter_selector{
new MeterSelector(instrumentation_name, instrumentation_version, instrumentation_schema)};
std::unique_ptr<View> view = std::unique_ptr<View>(new View(view_name, view_description));
ViewRegistry registry;
registry.AddView(std::move(instrument_selector), std::move(meter_selector), std::move(view));
InstrumentDescriptor default_instrument_descriptor = {instrument_name, // name
"test_descr", // description
instrument_unit, // unit
instrument_type, // instrument type
InstrumentValueType::kLong};
auto default_instrumentation_scope = InstrumentationScope::Create(
instrumentation_name, instrumentation_version, instrumentation_schema);
int count = 0;
auto status =
registry.FindViews(default_instrument_descriptor, *default_instrumentation_scope.get(),
[&count, &view_name, &view_description](const View &view) {
count++;
#if OPENTELEMETRY_HAVE_WORKING_REGEX
EXPECT_EQ(view.GetName(), view_name);
EXPECT_EQ(view.GetDescription(), view_description);
#endif
return true;
});
#if OPENTELEMETRY_HAVE_WORKING_REGEX
EXPECT_EQ(count, 1);
EXPECT_EQ(status, true);
#endif
}