86 lines
2.4 KiB
Go
86 lines
2.4 KiB
Go
package runtimeconfig
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import (
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"encoding/json"
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"testing"
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"time"
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)
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func TestStoreSetDeleteAndSubscribe(t *testing.T) {
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store := NewStore()
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updates := make(chan Config, 2)
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stop := store.Subscribe("mq", "rabbitmq", func(config Config) { updates <- config })
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defer stop()
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store.Set(Config{Kind: "MQ", Provider: "RabbitMQ", Enabled: true, Values: json.RawMessage(`{"host":"localhost"}`)})
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loaded, ok := store.Get("mq", "rabbitmq")
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if !ok || !loaded.Enabled || string(loaded.Values) != `{"host":"localhost"}` {
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t.Fatalf("loaded config = %#v, ok=%v", loaded, ok)
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}
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if update := <-updates; !update.Enabled {
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t.Fatalf("set update = %#v", update)
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}
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store.Delete("mq", "rabbitmq")
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if _, ok = store.Get("mq", "rabbitmq"); ok {
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t.Fatal("deleted config remained in store")
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}
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if update := <-updates; update.Enabled {
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t.Fatalf("delete update = %#v", update)
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}
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}
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func TestStoreReplaceSkipsUnchangedValues(t *testing.T) {
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store := NewStore()
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updates := make(chan Config, 2)
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stop := store.Subscribe("mq", "rabbitmq", func(config Config) { updates <- config })
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defer stop()
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config := Config{Kind: "mq", Provider: "rabbitmq", Enabled: true, Values: json.RawMessage(`{"host":"localhost"}`)}
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store.Set(config)
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select {
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case <-updates:
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case <-time.After(time.Second):
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t.Fatal("initial set notification was not delivered")
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}
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store.Replace([]Config{config})
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select {
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case update := <-updates:
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t.Fatalf("unchanged replace emitted notification: %#v", update)
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case <-time.After(20 * time.Millisecond):
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}
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changed := config
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changed.Values = json.RawMessage(`{"host":"other"}`)
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store.Replace([]Config{changed})
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select {
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case update := <-updates:
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if string(update.Values) != string(changed.Values) {
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t.Fatalf("changed replace = %#v", update)
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}
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case <-time.After(time.Second):
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t.Fatal("changed replace notification was not delivered")
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}
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}
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func TestStoreSetSkipsUnchangedValues(t *testing.T) {
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var store Store
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updates := make(chan Config, 1)
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stop := store.Subscribe("mq", "rabbitmq", func(config Config) { updates <- config })
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defer stop()
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config := Config{Kind: "mq", Provider: "rabbitmq", Enabled: true, Values: json.RawMessage(`{"host":"localhost"}`)}
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store.Set(config)
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select {
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case <-updates:
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case <-time.After(time.Second):
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t.Fatal("initial set notification was not delivered")
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}
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store.Set(config)
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select {
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case update := <-updates:
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t.Fatalf("unchanged set emitted notification: %#v", update)
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case <-time.After(20 * time.Millisecond):
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}
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}
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