Examples with Component zipkin2.Component used on opensource projects

Example 21 with Component

use of zipkin2.Component in project spring-cloud-gcp by spring-cloud.

the class LabelExtractorTests method testRpcClientBasicsTraceKeys.

@Test
public void testRpcClientBasicsTraceKeys() {
    LabelExtractor extractor = new LabelExtractor(new TraceKeys());
    String instanceId = "localhost";
    long begin = 1238912378081L;
    long end = 1238912378123L;
    Span span = Span.newBuilder().traceId("123").id("9999").timestamp(begin).duration(end - begin).putTag("http.host", "localhost").putTag("custom-tag", "hello").localEndpoint(Endpoint.newBuilder().serviceName("hello-service").build()).build();
    Map<String, String> labels = extractor.extract(span);
    Assert.assertNotNull("span shouldn't be null", span);
    Assert.assertEquals("localhost", labels.get("/http/host"));
    Assert.assertEquals("spring-cloud-gcp-trace", labels.get("/agent"));
    Assert.assertEquals("hello-service", labels.get("/component"));
    Assert.assertEquals("hello", labels.get("cloud.spring.io/custom-tag"));
}