Vasiliy Tolstov
06136312bb
* regen files with never protoc * rewrite import path Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
113 lines
2.5 KiB
Go
113 lines
2.5 KiB
Go
package env
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import (
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"encoding/json"
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"os"
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"testing"
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"time"
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"github.com/unistack-org/micro/v3/config/source"
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)
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func TestEnv_Read(t *testing.T) {
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expected := map[string]map[string]string{
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"database": {
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"host": "localhost",
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"password": "password",
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"datasource": "user:password@tcp(localhost:port)/db?charset=utf8mb4&parseTime=True&loc=Local",
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},
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}
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os.Setenv("DATABASE_HOST", "localhost")
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os.Setenv("DATABASE_PASSWORD", "password")
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os.Setenv("DATABASE_DATASOURCE", "user:password@tcp(localhost:port)/db?charset=utf8mb4&parseTime=True&loc=Local")
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source := NewSource()
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c, err := source.Read()
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if err != nil {
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t.Error(err)
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}
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var actual map[string]interface{}
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if err := json.Unmarshal(c.Data, &actual); err != nil {
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t.Error(err)
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}
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actualDB := actual["database"].(map[string]interface{})
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for k, v := range expected["database"] {
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a := actualDB[k]
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if a != v {
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t.Errorf("expected %v got %v", v, a)
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}
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}
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}
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func TestEnvvar_Prefixes(t *testing.T) {
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os.Setenv("APP_DATABASE_HOST", "localhost")
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os.Setenv("APP_DATABASE_PASSWORD", "password")
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os.Setenv("VAULT_ADDR", "vault:1337")
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os.Setenv("MICRO_REGISTRY", "mdns")
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var prefixtests = []struct {
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prefixOpts []source.Option
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expectedKeys []string
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}{
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{[]source.Option{WithPrefix("APP", "MICRO")}, []string{"app", "micro"}},
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{[]source.Option{WithPrefix("MICRO"), WithStrippedPrefix("APP")}, []string{"database", "micro"}},
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{[]source.Option{WithPrefix("MICRO"), WithStrippedPrefix("APP")}, []string{"database", "micro"}},
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}
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for _, pt := range prefixtests {
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source := NewSource(pt.prefixOpts...)
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c, err := source.Read()
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if err != nil {
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t.Error(err)
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}
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var actual map[string]interface{}
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if err := json.Unmarshal(c.Data, &actual); err != nil {
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t.Error(err)
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}
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// assert other prefixes ignored
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if l := len(actual); l != len(pt.expectedKeys) {
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t.Errorf("expected %v top keys, got %v", len(pt.expectedKeys), l)
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}
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for _, k := range pt.expectedKeys {
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if !containsKey(actual, k) {
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t.Errorf("expected key %v, not found", k)
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}
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}
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}
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}
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func TestEnvvar_WatchNextNoOpsUntilStop(t *testing.T) {
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src := NewSource(WithStrippedPrefix("GOMICRO_"))
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w, err := src.Watch()
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if err != nil {
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t.Error(err)
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}
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go func() {
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time.Sleep(50 * time.Millisecond)
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w.Stop()
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}()
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if _, err := w.Next(); err != source.ErrWatcherStopped {
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t.Errorf("expected watcher stopped error, got %v", err)
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}
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}
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func containsKey(m map[string]interface{}, s string) bool {
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for k := range m {
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if k == s {
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return true
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}
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}
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return false
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}
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