opentelemetry-cpp/api/test/trace/provider_test.cc

37 lines
982 B
C++

// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
#include "opentelemetry/trace/provider.h"
#include "opentelemetry/nostd/shared_ptr.h"
#include <gtest/gtest.h>
using opentelemetry::trace::Provider;
using opentelemetry::trace::Tracer;
using opentelemetry::trace::TracerProvider;
namespace nostd = opentelemetry::nostd;
class TestProvider : public TracerProvider
{
nostd::shared_ptr<Tracer> GetTracer(nostd::string_view library_name,
nostd::string_view library_version,
nostd::string_view schema_url) override
{
return nostd::shared_ptr<Tracer>(nullptr);
}
};
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());
}