)

// TestClientTracing exercises the trace generation features of Istio, based on the Envoy Trace driver for zipkin using
// client initiated tracing using envoy traceheader.
// The test verifies that all expected spans (a client span and a server span for each service call in the sample bookinfo app)
// are generated and that they are all a part of the same distributed trace with correct hierarchy and name.
func TestClientTracing(t *testing.T) {

            @Override
            public String toString() {
                return pattern.toString();
            }
        };
    }

    /**
     * Get the number of lines that the expected message spans.
     *
     * @return the number of lines in this message
     */
    public int getNumLines() {
        return numLines;
    }

    /**

            event.spans.size() == 1 && event.spans[0].text == toNative('task2\n')
        })
        1 * target.onOutput({ StyledTextOutputEvent event ->
            event.spans.size() == 3 &&
                event.spans[0].text == toNative('task1 ') &&
                event.spans[1].text == toNative('task1-done') &&
                event.spans[2].text == toNative('\n')
        })

        then:
        1 * listener.onOutput(!null) >> { args ->
            def event = args[0]
            assert event.spans.size() == 2
            assert event.spans[0].style == Header
            assert event.spans[0].text == 'header'
            assert event.spans[1].style == Normal
            assert event.spans[1].text == toNative('normal\n')
        }
        0 * listener._
    }

    def ignoresEmptySpans() {

 │                          │
 │  <span style="background-color:#272822"><font color="#FF4689">from</font></span><span style="background-color:#272822"><font color="#F8F8F2"> main </font></span><span style="background-color:#272822"><font color="#FF4689">import</font></span><span style="background-color:#272822"><font color="#F8F8F2"> app</font></span><span style="background-color:#272822">  </span>  │
 │                          │

				<span class="cov8">covered</span>
			{{else}}
				<span class="cov0">no coverage</span>
				<span class="cov1">low coverage</span>
				<span class="cov2">*</span>
				<span class="cov3">*</span>
				<span class="cov4">*</span>
				<span class="cov5">*</span>
				<span class="cov6">*</span>
				<span class="cov7">*</span>
				<span class="cov8">*</span>
				<span class="cov9">*</span>

						<span aria-hidden="true">&laquo;</span>
						<span class="sr-only"><la:message key="labels.prev_page" /></span>
					</la:link></li>
			</c:if>
			<c:if test="${!existPrevPage}">
				<li class="page-item disabled" aria-label="Previous"><a class="page-link" href="#">
						<span aria-hidden="true">&laquo;</span> <span class="sr-only"><la:message
								key="labels.prev_page" /></span>

          {{/* source line */ -}}
          <span class=line>{{printf " %6d" .Line}}</span>{{" " -}}
          <span class={{.HTMLClass}}>
            {{- printf "  %10s %10s %8s  %s " .Flat .Cumulative "" .SrcLine -}}
          </span>{{"" -}}

          {{if .Instructions -}}
            {{/* instructions for this source line */ -}}
            <span class=asm>{{"" -}}
            {{range .Instructions -}}

                </mxCell>

```console
$ uvicorn main:app --reload

<span style="color: green;">INFO</span>:     Uvicorn running on http://127.0.0.1:8000 (Press CTRL+C to quit)
<span style="color: green;">INFO</span>:     Started reloader process [28720]
<span style="color: green;">INFO</span>:     Started server process [28722]
<span style="color: green;">INFO</span>:     Waiting for application startup.
<span style="color: green;">INFO</span>:     Application startup complete.
```