package org.skywalking.apm.toolkit.opentracing;
import io.opentracing.Span;
import io.opentracing.SpanContext;
import io.opentracing.Tracer;
import io.opentracing.propagation.TextMap;
import org.junit.Test;
import java.util.Iterator;
import java.util.Map;
/**
* Created by wusheng on 2016/12/21.
*/
public class SkyWalkingTracerTest {
@Test
public void testBuildSpan() {
Tracer tracer = SkyWalkingTracer.INSTANCE;
Tracer.SpanBuilder spanBuilder = tracer.buildSpan("/http/serviceName");
SpanContext context = new TextMapContext(new TextMap() {
@Override
public Iterator<Map.Entry<String, String>> iterator() {
throw new UnsupportedOperationException(
"TextMapInjectAdapter should only be used with Tracer.inject()");
}
@Override
public void put(String key, String value) {
}
});
spanBuilder.asChildOf(context).withTag("example.tag", "testtag");
Span span = spanBuilder.start();
span.finish();
}
}