telegraf/outputs/datadog/datadog_test.go

213 lines
4.7 KiB
Go

package datadog
import (
"encoding/json"
"fmt"
"net/http"
"net/http/httptest"
"reflect"
"testing"
"time"
"github.com/influxdb/telegraf/testutil"
"github.com/influxdb/influxdb/client/v2"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
var (
fakeUrl = "http://test.datadog.com"
fakeApiKey = "123456"
)
func fakeDatadog() *Datadog {
d := NewDatadog(fakeUrl)
d.Apikey = fakeApiKey
return d
}
func TestUriOverride(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
json.NewEncoder(w).Encode(`{"status":"ok"}`)
}))
defer ts.Close()
d := NewDatadog(ts.URL)
d.Apikey = "123456"
err := d.Connect()
require.NoError(t, err)
err = d.Write(testutil.MockBatchPoints().Points())
require.NoError(t, err)
}
func TestBadStatusCode(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusInternalServerError)
json.NewEncoder(w).Encode(`{ 'errors': [
'Something bad happened to the server.',
'Your query made the server very sad.'
]
}`)
}))
defer ts.Close()
d := NewDatadog(ts.URL)
d.Apikey = "123456"
err := d.Connect()
require.NoError(t, err)
err = d.Write(testutil.MockBatchPoints().Points())
if err == nil {
t.Errorf("error expected but none returned")
} else {
require.EqualError(t, fmt.Errorf("received bad status code, 500\n"), err.Error())
}
}
func TestAuthenticatedUrl(t *testing.T) {
d := fakeDatadog()
authUrl := d.authenticatedUrl()
assert.EqualValues(t, fmt.Sprintf("%s?api_key=%s", fakeUrl, fakeApiKey), authUrl)
}
func TestBuildTags(t *testing.T) {
var tagtests = []struct {
ptIn map[string]string
outTags []string
}{
{
map[string]string{"one": "two", "three": "four"},
[]string{"one:two", "three:four"},
},
{
map[string]string{"aaa": "bbb"},
[]string{"aaa:bbb"},
},
{
map[string]string{},
[]string{},
},
}
for _, tt := range tagtests {
tags := buildTags(tt.ptIn)
if !reflect.DeepEqual(tags, tt.outTags) {
t.Errorf("\nexpected %+v\ngot %+v\n", tt.outTags, tags)
}
}
}
func TestBuildPoint(t *testing.T) {
tags := make(map[string]string)
var tagtests = []struct {
ptIn *client.Point
outPt Point
err error
}{
{
client.NewPoint(
"test1",
tags,
map[string]interface{}{"value": 0.0},
time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC),
),
Point{
float64(time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC).Unix()),
0.0,
},
nil,
},
{
client.NewPoint(
"test2",
tags,
map[string]interface{}{"value": 1.0},
time.Date(2010, time.December, 10, 23, 0, 0, 0, time.UTC),
),
Point{
float64(time.Date(2010, time.December, 10, 23, 0, 0, 0, time.UTC).Unix()),
1.0,
},
nil,
},
{
client.NewPoint(
"test3",
tags,
map[string]interface{}{"value": 10},
time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC),
),
Point{
float64(time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC).Unix()),
10.0,
},
nil,
},
{
client.NewPoint(
"test4",
tags,
map[string]interface{}{"value": int32(112345)},
time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC),
),
Point{
float64(time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC).Unix()),
112345.0,
},
nil,
},
{
client.NewPoint(
"test5",
tags,
map[string]interface{}{"value": int64(112345)},
time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC),
),
Point{
float64(time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC).Unix()),
112345.0,
},
nil,
},
{
client.NewPoint(
"test6",
tags,
map[string]interface{}{"value": float32(11234.5)},
time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC),
),
Point{
float64(time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC).Unix()),
11234.5,
},
nil,
},
{
client.NewPoint(
"test7",
tags,
map[string]interface{}{"value": "11234.5"},
time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC),
),
Point{
float64(time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC).Unix()),
11234.5,
},
fmt.Errorf("unable to extract value from Fields, undeterminable type"),
},
}
for _, tt := range tagtests {
pt, err := buildPoint(tt.ptIn)
if err != nil && tt.err == nil {
t.Errorf("%s: unexpected error, %+v\n", tt.ptIn.Name(), err)
}
if tt.err != nil && err == nil {
t.Errorf("%s: expected an error (%s) but none returned", tt.ptIn.Name(), tt.err.Error())
}
if !reflect.DeepEqual(pt, tt.outPt) && tt.err == nil {
t.Errorf("%s: \nexpected %+v\ngot %+v\n", tt.ptIn.Name(), tt.outPt, pt)
}
}
}