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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
#include <gtest/gtest.h>
#include "opentelemetry/nostd/shared_ptr.h"
#include "opentelemetry/nostd/string_view.h"
#include "opentelemetry/trace/provider.h"
#include "opentelemetry/trace/tracer_provider.h"
#if OPENTELEMETRY_ABI_VERSION_NO >= 2
# include "opentelemetry/common/key_value_iterable.h"
#endif
using opentelemetry::trace::Provider;
using opentelemetry::trace::Tracer;
using opentelemetry::trace::TracerProvider;
namespace nostd = opentelemetry::nostd;
class TestProvider : public TracerProvider
{
#if OPENTELEMETRY_ABI_VERSION_NO >= 2
nostd::shared_ptr<Tracer> GetTracer(
nostd::string_view /* name */,
nostd::string_view /* version */,
nostd::string_view /* schema_url */,
const opentelemetry::common::KeyValueIterable * /* attributes */) noexcept override
{
return nostd::shared_ptr<Tracer>(nullptr);
}
#else
nostd::shared_ptr<Tracer> GetTracer(nostd::string_view /* name */,
nostd::string_view /* version */,
nostd::string_view /* schema_url */) noexcept override
{
return nostd::shared_ptr<Tracer>(nullptr);
}
#endif
};
TEST(Provider, GetTracerProviderDefault)
{
auto tf = Provider::GetTracerProvider();
EXPECT_NE(nullptr, tf);
}
TEST(Provider, SetTracerProvider)
{
auto tf = nostd::shared_ptr<TracerProvider>(new TestProvider());
Provider::SetTracerProvider(tf);
ASSERT_EQ(tf, Provider::GetTracerProvider());
}
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