Add basic cloudfoundry integration tests (#19018) (#19160)

(cherry picked from commit 600f5a8)

x-pack/filebeat/input/cloudfoundry/input_integration_test.go

@@ -0,0 +1,75 @@
+// Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+// or more contributor license agreements. Licensed under the Elastic License;
+// you may not use this file except in compliance with the Elastic License.
+
+// +build integration
+// +build cloudfoundry
+
+package cloudfoundry
+
+import (
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/require"
+
+	"github.com/elastic/beats/v7/filebeat/channel"
+	"github.com/elastic/beats/v7/filebeat/input"
+	"github.com/elastic/beats/v7/libbeat/beat"
+	"github.com/elastic/beats/v7/libbeat/common"
+	cftest "github.com/elastic/beats/v7/x-pack/libbeat/common/cloudfoundry/test"
+)
+
+func TestInput(t *testing.T) {
+	config := common.MustNewConfigFrom(cftest.GetConfigFromEnv(t))
+
+	events := make(chan beat.Event)
+	connector := channel.ConnectorFunc(func(*common.Config, beat.ClientConfig) (channel.Outleter, error) {
+		return newOutleter(events), nil
+	})
+
+	inputCtx := input.Context{Done: make(chan struct{})}
+
+	input, err := NewInput(config, connector, inputCtx)
+	require.NoError(t, err)
+
+	go input.Run()
+	defer input.Stop()
+
+	select {
+	case e := <-events:
+		t.Logf("Event received: %+v", e)
+	case <-time.After(10 * time.Second):
+		t.Fatal("timeout waiting for events")
+	}
+}
+
+type outleter struct {
+	events chan<- beat.Event
+	done   chan struct{}
+}
+
+func newOutleter(events chan<- beat.Event) *outleter {
+	return &outleter{
+		events: events,
+		done:   make(chan struct{}),
+	}
+}
+
+func (o *outleter) Close() error {
+	close(o.done)
+	return nil
+}
+
+func (o *outleter) Done() <-chan struct{} {
+	return o.done
+}
+
+func (o *outleter) OnEvent(e beat.Event) bool {
+	select {
+	case o.events <- e:
+		return true
+	default:
+		return false
+	}
+}

x-pack/libbeat/common/cloudfoundry/test/config.go

@@ -0,0 +1,46 @@
+// Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+// or more contributor license agreements. Licensed under the Elastic License;
+// you may not use this file except in compliance with the Elastic License.
+
+package test
+
+import (
+	"os"
+	"testing"
+)
+
+func GetConfigFromEnv(t *testing.T) map[string]interface{} {
+	t.Helper()
+
+	config := map[string]interface{}{
+		"api_address":   lookupEnv(t, "CLOUDFOUNDRY_API_ADDRESS"),
+		"client_id":     lookupEnv(t, "CLOUDFOUNDRY_CLIENT_ID"),
+		"client_secret": lookupEnv(t, "CLOUDFOUNDRY_CLIENT_SECRET"),
+
+		"ssl.verification_mode": "none",
+	}
+
+	optionalConfig(config, "uaa_address", "CLOUDFOUNDRY_UAA_ADDRESS")
+	optionalConfig(config, "rlp_address", "CLOUDFOUNDRY_RLP_ADDRESS")
+	optionalConfig(config, "doppler_address", "CLOUDFOUNDRY_DOPPLER_ADDRESS")
+
+	if t.Failed() {
+		t.FailNow()
+	}
+
+	return config
+}
+
+func lookupEnv(t *testing.T, name string) string {
+	value, ok := os.LookupEnv(name)
+	if !ok {
+		t.Errorf("Environment variable %s is not set", name)
+	}
+	return value
+}
+
+func optionalConfig(config map[string]interface{}, key string, envVar string) {
+	if value, ok := os.LookupEnv(envVar); ok {
+		config[key] = value
+	}
+}

x-pack/metricbeat/module/cloudfoundry/container/container_integration_test.go

@@ -0,0 +1,39 @@
+// Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+// or more contributor license agreements. Licensed under the Elastic License;
+// you may not use this file except in compliance with the Elastic License.
+
+// +build integration
+// +build cloudfoundry
+
+package container
+
+import (
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/require"
+
+	mbtest "github.com/elastic/beats/v7/metricbeat/mb/testing"
+	"github.com/elastic/beats/v7/x-pack/metricbeat/module/cloudfoundry/mtest"
+)
+
+func TestFetch(t *testing.T) {
+	config := mtest.GetConfig(t, "container")
+
+	ms := mbtest.NewPushMetricSetV2(t, config)
+	events := mbtest.RunPushMetricSetV2(60*time.Second, 1, ms)
+
+	require.NotEmpty(t, events)
+}
+
+func TestData(t *testing.T) {
+	config := mtest.GetConfig(t, "container")
+
+	ms := mbtest.NewPushMetricSetV2(t, config)
+	events := mbtest.RunPushMetricSetV2(60*time.Second, 1, ms)
+
+	require.NotEmpty(t, events)
+
+	beatEvent := mbtest.StandardizeEvent(ms, events[0])
+	mbtest.WriteEventToDataJSON(t, beatEvent, "")
+}

x-pack/metricbeat/module/cloudfoundry/counter/counter_integration_test.go

@@ -0,0 +1,39 @@
+// Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+// or more contributor license agreements. Licensed under the Elastic License;
+// you may not use this file except in compliance with the Elastic License.
+
+// +build integration
+// +build cloudfoundry
+
+package counter
+
+import (
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/require"
+
+	mbtest "github.com/elastic/beats/v7/metricbeat/mb/testing"
+	"github.com/elastic/beats/v7/x-pack/metricbeat/module/cloudfoundry/mtest"
+)
+
+func TestFetch(t *testing.T) {
+	config := mtest.GetConfig(t, "counter")
+
+	ms := mbtest.NewPushMetricSetV2(t, config)
+	events := mbtest.RunPushMetricSetV2(10*time.Second, 1, ms)
+
+	require.NotEmpty(t, events)
+}
+
+func TestData(t *testing.T) {
+	config := mtest.GetConfig(t, "counter")
+
+	ms := mbtest.NewPushMetricSetV2(t, config)
+	events := mbtest.RunPushMetricSetV2(10*time.Second, 1, ms)
+
+	require.NotEmpty(t, events)
+
+	beatEvent := mbtest.StandardizeEvent(ms, events[0])
+	mbtest.WriteEventToDataJSON(t, beatEvent, "")
+}

x-pack/metricbeat/module/cloudfoundry/mtest/config.go

@@ -0,0 +1,21 @@
+// Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+// or more contributor license agreements. Licensed under the Elastic License;
+// you may not use this file except in compliance with the Elastic License.
+
+package mtest
+
+import (
+	"testing"
+
+	cftest "github.com/elastic/beats/v7/x-pack/libbeat/common/cloudfoundry/test"
+)
+
+func GetConfig(t *testing.T, metricset string) map[string]interface{} {
+	t.Helper()
+
+	config := cftest.GetConfigFromEnv(t)
+	config["module"] = "cloudfoundry"
+	config["metricsets"] = []string{metricset}
+
+	return config
+}

x-pack/metricbeat/module/cloudfoundry/value/value_integration_test.go

@@ -0,0 +1,39 @@
+// Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+// or more contributor license agreements. Licensed under the Elastic License;
+// you may not use this file except in compliance with the Elastic License.
+
+// +build integration
+// +build cloudfoundry
+
+package value
+
+import (
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/require"
+
+	mbtest "github.com/elastic/beats/v7/metricbeat/mb/testing"
+	"github.com/elastic/beats/v7/x-pack/metricbeat/module/cloudfoundry/mtest"
+)
+
+func TestFetch(t *testing.T) {
+	config := mtest.GetConfig(t, "value")
+
+	ms := mbtest.NewPushMetricSetV2(t, config)
+	events := mbtest.RunPushMetricSetV2(10*time.Second, 1, ms)
+
+	require.NotEmpty(t, events)
+}
+
+func TestData(t *testing.T) {
+	config := mtest.GetConfig(t, "value")
+
+	ms := mbtest.NewPushMetricSetV2(t, config)
+	events := mbtest.RunPushMetricSetV2(10*time.Second, 1, ms)
+
+	require.NotEmpty(t, events)
+
+	beatEvent := mbtest.StandardizeEvent(ms, events[0])
+	mbtest.WriteEventToDataJSON(t, beatEvent, "")
+}