faas/gateway/requests/prometheus_test.go
Ken Fukuyama e6a6aea422 Moved unit test files inside same directory as test target
The unit tests were inside the `gateway/tests` directory which had no
effect to the coverage for `go test`. Therefore, moved the tests inside
the same directory as the test target.

Signed-off-by: Ken Fukuyama <kenfdev@gmail.com>
2018-04-06 14:13:14 +01:00

89 lines
2.4 KiB
Go

// Copyright (c) Alex Ellis 2017. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
package requests
import (
"encoding/json"
"testing"
)
// TestUnmarshallAlert is an exploratory test from TDD'ing the struct to parse a Prometheus alert
func TestUnmarshallAlert(t *testing.T) {
file := []byte(`{
"receiver": "scale-up",
"status": "firing",
"alerts": [{
"status": "firing",
"labels": {
"alertname": "APIHighInvocationRate",
"code": "200",
"function_name": "func_nodeinfo",
"instance": "gateway:8080",
"job": "gateway",
"monitor": "faas-monitor",
"service": "gateway",
"severity": "major",
"value": "8.998200359928017"
},
"annotations": {
"description": "High invocation total on gateway:8080",
"summary": "High invocation total on gateway:8080"
},
"startsAt": "2017-03-15T15:52:57.805Z",
"endsAt": "0001-01-01T00:00:00Z",
"generatorURL": "http://4156cb797423:9090/graph?g0.expr=rate%28gateway_function_invocation_total%5B10s%5D%29+%3E+5\u0026g0.tab=0"
}],
"groupLabels": {
"alertname": "APIHighInvocationRate",
"service": "gateway"
},
"commonLabels": {
"alertname": "APIHighInvocationRate",
"code": "200",
"function_name": "func_nodeinfo",
"instance": "gateway:8080",
"job": "gateway",
"monitor": "faas-monitor",
"service": "gateway",
"severity": "major",
"value": "8.998200359928017"
},
"commonAnnotations": {
"description": "High invocation total on gateway:8080",
"summary": "High invocation total on gateway:8080"
},
"externalURL": "http://f054879d97db:9093",
"version": "3",
"groupKey": 18195285354214864953
}`)
var alert PrometheusAlert
err := json.Unmarshal(file, &alert)
if err != nil {
t.Fatal(err)
}
if (len(alert.Status)) == 0 {
t.Fatal("No status read")
}
if (len(alert.Receiver)) == 0 {
t.Fatal("No status read")
}
if (len(alert.Alerts)) == 0 {
t.Fatal("No alerts read")
}
if (len(alert.Alerts[0].Labels.AlertName)) == 0 {
t.Fatal("No alerts name")
}
if (len(alert.Alerts[0].Labels.FunctionName)) == 0 {
t.Fatal("No function name read")
}
}