1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
|
package http_test
import (
"net/http"
"testing"
zipkin "github.com/openzipkin/zipkin-go"
httpclient "github.com/openzipkin/zipkin-go/middleware/http"
"github.com/openzipkin/zipkin-go/reporter/recorder"
)
func TestHTTPClient(t *testing.T) {
t.Skip("skip test requiring internet access")
reporter := recorder.NewReporter()
defer reporter.Close()
ep, _ := zipkin.NewEndpoint("httpClient", "")
tracer, err := zipkin.NewTracer(reporter, zipkin.WithLocalEndpoint(ep))
if err != nil {
t.Fatalf("unable to create tracer: %+v", err)
}
clientTags := map[string]string{
"client": "testClient",
}
transportTags := map[string]string{
"conf.timeout": "default",
}
client, err := httpclient.NewClient(
tracer,
httpclient.WithClient(&http.Client{}),
httpclient.ClientTrace(true),
httpclient.ClientTags(clientTags),
httpclient.TransportOptions(httpclient.TransportTags(transportTags)),
)
if err != nil {
t.Fatalf("unable to create http client: %+v", err)
}
req, _ := http.NewRequest("GET", "https://www.google.com", nil)
res, err := client.DoWithAppSpan(req, "Get Google")
if err != nil {
t.Fatalf("unable to execute client request: %+v", err)
}
res.Body.Close()
spans := reporter.Flush()
if len(spans) < 2 {
t.Errorf("Span Count want 2+, have %d", len(spans))
}
req, _ = http.NewRequest("GET", "https://www.google.com", nil)
res, err = client.Do(req)
if err != nil {
t.Fatalf("unable to execute client request: %+v", err)
}
res.Body.Close()
spans = reporter.Flush()
if len(spans) == 0 {
t.Errorf("Span Count want 1+, have 0")
}
span := tracer.StartSpan("ParentSpan")
req, _ = http.NewRequest("GET", "http://www.google.com", nil)
ctx := zipkin.NewContext(req.Context(), span)
req = req.WithContext(ctx)
res, err = client.DoWithAppSpan(req, "ChildSpan")
if err != nil {
t.Fatalf("unable to execute client request: %+v", err)
}
res.Body.Close()
}
|
