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#include <opentracing/ext/tags.h>
#include <opentracing/noop.h>
#include <opentracing/tracer.h>
using namespace opentracing;
#define CATCH_CONFIG_MAIN
#include <opentracing/catch2/catch.hpp>
TEST_CASE("tracer") {
auto tracer = MakeNoopTracer();
auto span1 = tracer->StartSpan("a");
CHECK(span1);
SECTION("Spans provide references to the tracer that created them.") {
CHECK(&span1->tracer() == tracer.get());
}
SECTION("Ensure basic operations compile.") {
auto span2 = tracer->StartSpan("b", {ChildOf(&span1->context())});
CHECK(span2);
span2->SetOperationName("b1");
span2->SetTag("x", true);
span2->SetTag(opentracing::ext::span_kind,
opentracing::ext::span_kind_rpc_client);
CHECK(span2->BaggageItem("y").empty());
span2->Log({{"event", "xyz"}, {"abc", 123}});
span2->Finish();
}
SECTION("A reference to a null SpanContext is ignored.") {
StartSpanOptions options;
ChildOf(nullptr).Apply(options);
CHECK(options.references.size() == 0);
}
}
TEST_CASE("A tracer can be globally registered") {
CHECK(!Tracer::IsGlobalTracerRegistered());
auto tracer = MakeNoopTracer();
CHECK(Tracer::InitGlobal(tracer) != nullptr);
CHECK(Tracer::IsGlobalTracerRegistered());
}
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