telegraf/plugins/inputs/kibana/kibana_test.go

88 lines
2.1 KiB
Go

package kibana
import (
"io/ioutil"
"net/http"
"strings"
"testing"
"github.com/influxdata/telegraf/testutil"
)
func defaultTags6_3() map[string]string {
return map[string]string{
"name": "my-kibana",
"source": "example.com:5601",
"version": "6.3.2",
"status": "green",
}
}
func defaultTags6_5() map[string]string {
return map[string]string{
"name": "my-kibana",
"source": "example.com:5601",
"version": "6.5.4",
"status": "green",
}
}
type transportMock struct {
statusCode int
body string
}
func newTransportMock(statusCode int, body string) http.RoundTripper {
return &transportMock{
statusCode: statusCode,
body: body,
}
}
func (t *transportMock) RoundTrip(r *http.Request) (*http.Response, error) {
res := &http.Response{
Header: make(http.Header),
Request: r,
StatusCode: t.statusCode,
}
res.Header.Set("Content-Type", "application/json")
res.Body = ioutil.NopCloser(strings.NewReader(t.body))
return res, nil
}
func checkKibanaStatusResult(version string, t *testing.T, acc *testutil.Accumulator) {
if version == "6.3.2" {
tags := defaultTags6_3()
acc.AssertContainsTaggedFields(t, "kibana", kibanaStatusExpected6_3, tags)
} else {
tags := defaultTags6_5()
acc.AssertContainsTaggedFields(t, "kibana", kibanaStatusExpected6_5, tags)
}
}
func TestGather(t *testing.T) {
ks := newKibanahWithClient()
ks.Servers = []string{"http://example.com:5601"}
// Unit test for Kibana version < 6.4
ks.client.Transport = newTransportMock(http.StatusOK, kibanaStatusResponse6_3)
var acc1 testutil.Accumulator
if err := acc1.GatherError(ks.Gather); err != nil {
t.Fatal(err)
}
checkKibanaStatusResult(defaultTags6_3()["version"], t, &acc1)
//Unit test for Kibana version >= 6.4
ks.client.Transport = newTransportMock(http.StatusOK, kibanaStatusResponse6_5)
var acc2 testutil.Accumulator
if err := acc2.GatherError(ks.Gather); err != nil {
t.Fatal(err)
}
checkKibanaStatusResult(defaultTags6_5()["version"], t, &acc2)
}
func newKibanahWithClient() *Kibana {
ks := NewKibana()
ks.client = &http.Client{}
return ks
}