120 lines
4.7 KiB
Go
120 lines
4.7 KiB
Go
package mesos
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import (
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"encoding/json"
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"math/rand"
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"net/http"
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"net/http/httptest"
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"os"
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"testing"
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"github.com/influxdata/telegraf/testutil"
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)
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var mesosMetrics map[string]interface{}
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var ts *httptest.Server
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func generateMetrics() {
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mesosMetrics = make(map[string]interface{})
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metricNames := []string{"master/cpus_percent", "master/cpus_used", "master/cpus_total",
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"master/cpus_revocable_percent", "master/cpus_revocable_total", "master/cpus_revocable_used",
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"master/disk_percent", "master/disk_used", "master/disk_total", "master/disk_revocable_percent",
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"master/disk_revocable_total", "master/disk_revocable_used", "master/mem_percent",
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"master/mem_used", "master/mem_total", "master/mem_revocable_percent", "master/mem_revocable_total",
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"master/mem_revocable_used", "master/elected", "master/uptime_secs", "system/cpus_total",
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"system/load_15min", "system/load_5min", "system/load_1min", "system/mem_free_bytes",
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"system/mem_total_bytes", "master/slave_registrations", "master/slave_removals",
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"master/slave_reregistrations", "master/slave_shutdowns_scheduled", "master/slave_shutdowns_canceled",
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"master/slave_shutdowns_completed", "master/slaves_active", "master/slaves_connected",
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"master/slaves_disconnected", "master/slaves_inactive", "master/frameworks_active",
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"master/frameworks_connected", "master/frameworks_disconnected", "master/frameworks_inactive",
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"master/outstanding_offers", "master/tasks_error", "master/tasks_failed", "master/tasks_finished",
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"master/tasks_killed", "master/tasks_lost", "master/tasks_running", "master/tasks_staging",
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"master/tasks_starting", "master/invalid_executor_to_framework_messages", "master/invalid_framework_to_executor_messages",
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"master/invalid_status_update_acknowledgements", "master/invalid_status_updates",
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"master/dropped_messages", "master/messages_authenticate", "master/messages_deactivate_framework",
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"master/messages_decline_offers", "master/messages_executor_to_framework", "master/messages_exited_executor",
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"master/messages_framework_to_executor", "master/messages_kill_task", "master/messages_launch_tasks",
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"master/messages_reconcile_tasks", "master/messages_register_framework", "master/messages_register_slave",
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"master/messages_reregister_framework", "master/messages_reregister_slave", "master/messages_resource_request",
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"master/messages_revive_offers", "master/messages_status_update", "master/messages_status_update_acknowledgement",
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"master/messages_unregister_framework", "master/messages_unregister_slave", "master/messages_update_slave",
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"master/recovery_slave_removals", "master/slave_removals/reason_registered", "master/slave_removals/reason_unhealthy",
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"master/slave_removals/reason_unregistered", "master/valid_framework_to_executor_messages", "master/valid_status_update_acknowledgements",
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"master/valid_status_updates", "master/task_lost/source_master/reason_invalid_offers",
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"master/task_lost/source_master/reason_slave_removed", "master/task_lost/source_slave/reason_executor_terminated",
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"master/valid_executor_to_framework_messages", "master/event_queue_dispatches",
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"master/event_queue_http_requests", "master/event_queue_messages", "registrar/state_fetch_ms",
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"registrar/state_store_ms", "registrar/state_store_ms/max", "registrar/state_store_ms/min",
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"registrar/state_store_ms/p50", "registrar/state_store_ms/p90", "registrar/state_store_ms/p95",
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"registrar/state_store_ms/p99", "registrar/state_store_ms/p999", "registrar/state_store_ms/p9999"}
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for _, k := range metricNames {
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mesosMetrics[k] = rand.Float64()
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}
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}
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func TestMain(m *testing.M) {
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generateMetrics()
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r := http.NewServeMux()
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r.HandleFunc("/metrics/snapshot", func(w http.ResponseWriter, r *http.Request) {
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w.WriteHeader(http.StatusOK)
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w.Header().Set("Content-Type", "application/json")
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json.NewEncoder(w).Encode(mesosMetrics)
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})
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ts = httptest.NewServer(r)
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rc := m.Run()
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ts.Close()
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os.Exit(rc)
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}
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func TestMesosMaster(t *testing.T) {
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var acc testutil.Accumulator
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m := Mesos{
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Servers: []string{ts.Listener.Addr().String()},
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}
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err := m.Gather(&acc)
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if err != nil {
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t.Errorf(err.Error())
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}
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acc.AssertContainsFields(t, "mesos", mesosMetrics)
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}
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func TestRemoveGroup(t *testing.T) {
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j := []string{
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"resources", "master",
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"system", "slaves", "frameworks",
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"tasks", "messages", "evqueue",
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"messages", "registrar",
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}
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generateMetrics()
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for _, v := range j {
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m := Mesos{
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Blacklist: []string{v},
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}
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err := m.removeGroup(&mesosMetrics)
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if err != nil {
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t.Errorf("Error removing non-exiting key: %s.", v)
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}
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}
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if len(mesosMetrics) > 0 {
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t.Error("Keys were left at slice sample")
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}
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m := Mesos{
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Blacklist: []string{"fail"},
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}
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if err := m.removeGroup(&mesosMetrics); err == nil {
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t.Errorf("Key %s should have returned error.", m.Blacklist[0])
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}
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}
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