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telegraf/plugins/inputs/openweathermap/openweathermap_test.go

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package openweathermap
import (
"fmt"
"net/http"
"net/http/httptest"
"testing"
"time"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
const sampleNoContent = `
{
}
`
const sampleStatusResponse = `
{
"city": {
"coord": {
"lat": 48.8534,
"lon": 2.3488
},
"country": "FR",
"id": 2988507,
"name": "Paris"
},
"cnt": 40,
"cod": "200",
"list": [
{
"clouds": {
"all": 88
},
"dt": 1543622400,
"dt_txt": "2018-12-01 00:00:00",
"main": {
"grnd_level": 1018.65,
"humidity": 91,
"pressure": 1018.65,
"sea_level": 1030.99,
"temp": 6.71,
"temp_kf": -2.14
},
"rain": {
"3h": 0.035
},
"sys": {
"pod": "n"
},
"weather": [
{
"description": "light rain",
"icon": "10n",
"id": 500,
"main": "Rain"
}
],
"wind": {
"deg": 228.501,
"speed": 3.76
}
},
{
"clouds": {
"all": 92
},
"dt": 1544043600,
"dt_txt": "2018-12-05 21:00:00",
"main": {
"grnd_level": 1032.18,
"humidity": 98,
"pressure": 1032.18,
"sea_level": 1044.78,
"temp": 6.38,
"temp_kf": 0
},
"rain": {
"3h": 0.049999999999997
},
"sys": {
"pod": "n"
},
"weather": [
{
"description": "light rain",
"icon": "10n",
"id": 500,
"main": "Rain"
}
],
"wind": {
"deg": 335.005,
"speed": 2.66
}
}
],
"message": 0.0025
}
`
const groupWeatherResponse = `
{
"cnt": 1,
"list": [{
"clouds": {
"all": 0
},
"coord": {
"lat": 48.85,
"lon": 2.35
},
"dt": 1544194800,
"id": 2988507,
"main": {
"humidity": 87,
"pressure": 1007,
"temp": 9.25
},
"name": "Paris",
"sys": {
"country": "FR",
"id": 6550,
"message": 0.002,
"sunrise": 1544167818,
"sunset": 1544198047,
"type": 1
},
"visibility": 10000,
"weather": [
{
"description": "light intensity drizzle",
"icon": "09d",
"id": 300,
"main": "Drizzle"
}
],
"wind": {
"deg": 290,
"speed": 8.7
}
}]
}
`
const batchWeatherResponse = `
{
"cnt": 3,
"list": [{
"coord": {
"lon": 37.62,
"lat": 55.75
},
"sys": {
"type": 1,
"id": 9029,
"message": 0.0061,
"country": "RU",
"sunrise": 1556416455,
"sunset": 1556470779
},
"weather": [{
"id": 802,
"main": "Clouds",
"description": "scattered clouds",
"icon": "03d"
}],
"main": {
"temp": 9.57,
"pressure": 1014,
"humidity": 46
},
"visibility": 10000,
"wind": {
"speed": 5,
"deg": 60
},
"clouds": {
"all": 40
},
"dt": 1556444155,
"id": 524901,
"name": "Moscow"
}, {
"coord": {
"lon": 30.52,
"lat": 50.43
},
"sys": {
"type": 1,
"id": 8903,
"message": 0.0076,
"country": "UA",
"sunrise": 1556419155,
"sunset": 1556471486
},
"weather": [{
"id": 520,
"main": "Rain",
"description": "light intensity shower rain",
"icon": "09d"
}],
"main": {
"temp": 19.29,
"pressure": 1009,
"humidity": 63
},
"visibility": 10000,
"wind": {
"speed": 1
},
"clouds": {
"all": 0
},
"dt": 1556444155,
"id": 703448,
"name": "Kiev"
}, {
"coord": {
"lon": -0.13,
"lat": 51.51
},
"sys": {
"type": 1,
"id": 1414,
"message": 0.0088,
"country": "GB",
"sunrise": 1556426319,
"sunset": 1556479032
},
"weather": [{
"id": 803,
"main": "Clouds",
"description": "broken clouds",
"icon": "04d"
}],
"main": {
"temp": 10.62,
"pressure": 1019,
"humidity": 66
},
"visibility": 10000,
"wind": {
"speed": 6.2,
"deg": 290
},
"rain": {
"3h": 0.072
},
"clouds": {
"all": 75
},
"dt": 1556444155,
"id": 2643743,
"name": "London"
}]
}
`
func TestForecastGeneratesMetrics(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
var rsp string
if r.URL.Path == "/data/2.5/forecast" {
rsp = sampleStatusResponse
w.Header()["Content-Type"] = []string{"application/json"}
} else if r.URL.Path == "/data/2.5/group" {
rsp = sampleNoContent
} else {
panic("Cannot handle request")
}
fmt.Fprintln(w, rsp)
}))
defer ts.Close()
n := &OpenWeatherMap{
BaseUrl: ts.URL,
AppId: "noappid",
CityId: []string{"2988507"},
Fetch: []string{"weather", "forecast"},
Units: "metric",
}
n.Init()
var acc testutil.Accumulator
err := n.Gather(&acc)
require.NoError(t, err)
expected := []telegraf.Metric{
testutil.MustMetric(
"weather",
map[string]string{
"city_id": "2988507",
"forecast": "3h",
"city": "Paris",
"country": "FR",
"condition_id": "500",
"condition_main": "Rain",
},
map[string]interface{}{
"cloudiness": int64(88),
"humidity": int64(91),
"pressure": 1018.65,
"temperature": 6.71,
"rain": 0.035,
"wind_degrees": 228.501,
"wind_speed": 3.76,
"condition_description": "light rain",
"condition_icon": "10n",
},
time.Unix(1543622400, 0),
),
testutil.MustMetric(
"weather",
map[string]string{
"city_id": "2988507",
"forecast": "6h",
"city": "Paris",
"country": "FR",
"condition_id": "500",
"condition_main": "Rain",
},
map[string]interface{}{
"cloudiness": int64(92),
"humidity": int64(98),
"pressure": 1032.18,
"temperature": 6.38,
"rain": 0.049999999999997,
"wind_degrees": 335.005,
"wind_speed": 2.66,
"condition_description": "light rain",
"condition_icon": "10n",
},
time.Unix(1544043600, 0),
),
}
testutil.RequireMetricsEqual(t,
expected, acc.GetTelegrafMetrics(),
testutil.SortMetrics())
}
func TestWeatherGeneratesMetrics(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
var rsp string
if r.URL.Path == "/data/2.5/group" {
rsp = groupWeatherResponse
w.Header()["Content-Type"] = []string{"application/json"}
} else if r.URL.Path == "/data/2.5/forecast" {
rsp = sampleNoContent
} else {
panic("Cannot handle request")
}
fmt.Fprintln(w, rsp)
}))
defer ts.Close()
n := &OpenWeatherMap{
BaseUrl: ts.URL,
AppId: "noappid",
CityId: []string{"2988507"},
Fetch: []string{"weather"},
Units: "metric",
}
n.Init()
var acc testutil.Accumulator
err := n.Gather(&acc)
require.NoError(t, err)
expected := []telegraf.Metric{
testutil.MustMetric(
"weather",
map[string]string{
"city_id": "2988507",
"forecast": "*",
"city": "Paris",
"country": "FR",
"condition_id": "300",
"condition_main": "Drizzle",
},
map[string]interface{}{
"cloudiness": int64(0),
"humidity": int64(87),
"pressure": 1007.0,
"temperature": 9.25,
"rain": 0.0,
"sunrise": int64(1544167818000000000),
"sunset": int64(1544198047000000000),
"wind_degrees": 290.0,
"wind_speed": 8.7,
"visibility": 10000,
"condition_description": "light intensity drizzle",
"condition_icon": "09d",
},
time.Unix(1544194800, 0),
),
}
testutil.RequireMetricsEqual(t, expected, acc.GetTelegrafMetrics())
}
func TestBatchWeatherGeneratesMetrics(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
var rsp string
if r.URL.Path == "/data/2.5/group" {
rsp = batchWeatherResponse
w.Header()["Content-Type"] = []string{"application/json"}
} else if r.URL.Path == "/data/2.5/forecast" {
rsp = sampleNoContent
} else {
panic("Cannot handle request")
}
fmt.Fprintln(w, rsp)
}))
defer ts.Close()
n := &OpenWeatherMap{
BaseUrl: ts.URL,
AppId: "noappid",
CityId: []string{"524901", "703448", "2643743"},
Fetch: []string{"weather"},
Units: "metric",
}
n.Init()
var acc testutil.Accumulator
err := n.Gather(&acc)
require.NoError(t, err)
expected := []telegraf.Metric{
testutil.MustMetric(
"weather",
map[string]string{
"city_id": "524901",
"forecast": "*",
"city": "Moscow",
"country": "RU",
"condition_id": "802",
"condition_main": "Clouds",
},
map[string]interface{}{
"cloudiness": 40,
"humidity": int64(46),
"pressure": 1014.0,
"temperature": 9.57,
"wind_degrees": 60.0,
"wind_speed": 5.0,
"rain": 0.0,
"sunrise": int64(1556416455000000000),
"sunset": int64(1556470779000000000),
"visibility": 10000,
"condition_description": "scattered clouds",
"condition_icon": "03d",
},
time.Unix(1556444155, 0),
),
testutil.MustMetric(
"weather",
map[string]string{
"city_id": "703448",
"forecast": "*",
"city": "Kiev",
"country": "UA",
"condition_id": "520",
"condition_main": "Rain",
},
map[string]interface{}{
"cloudiness": 0,
"humidity": int64(63),
"pressure": 1009.0,
"temperature": 19.29,
"wind_degrees": 0.0,
"wind_speed": 1.0,
"rain": 0.0,
"sunrise": int64(1556419155000000000),
"sunset": int64(1556471486000000000),
"visibility": 10000,
"condition_description": "light intensity shower rain",
"condition_icon": "09d",
},
time.Unix(1556444155, 0),
),
testutil.MustMetric(
"weather",
map[string]string{
"city_id": "2643743",
"forecast": "*",
"city": "London",
"country": "GB",
"condition_id": "803",
"condition_main": "Clouds",
},
map[string]interface{}{
"cloudiness": 75,
"humidity": int64(66),
"pressure": 1019.0,
"temperature": 10.62,
"wind_degrees": 290.0,
"wind_speed": 6.2,
"rain": 0.072,
"sunrise": int64(1556426319000000000),
"sunset": int64(1556479032000000000),
"visibility": 10000,
"condition_description": "broken clouds",
"condition_icon": "04d",
},
time.Unix(1556444155, 0),
),
}
testutil.RequireMetricsEqual(t,
expected, acc.GetTelegrafMetrics(),
testutil.SortMetrics())
}
func TestFormatURL(t *testing.T) {
n := &OpenWeatherMap{
AppId: "appid",
Units: "units",
Lang: "lang",
BaseUrl: "http://foo.com",
}
n.Init()
require.Equal(t,
"http://foo.com/data/2.5/forecast?APPID=appid&id=12345&lang=lang&units=units",
n.formatURL("/data/2.5/forecast", "12345"))
}
func TestDefaultUnits(t *testing.T) {
n := &OpenWeatherMap{}
n.Init()
require.Equal(t, "metric", n.Units)
}
func TestDefaultLang(t *testing.T) {
n := &OpenWeatherMap{}
n.Init()
require.Equal(t, "en", n.Lang)
}
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