118 lines
2.7 KiB
Go
118 lines
2.7 KiB
Go
// Copyright 2020
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package etcd
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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/coreos/etcd/clientv3"
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"github.com/stretchr/testify/assert"
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)
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func TestEtcdConfigerProvider_Parse(t *testing.T) {
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provider := &EtcdConfigerProvider{}
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cfger, err := provider.Parse(readEtcdConfig())
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assert.Nil(t, err)
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assert.NotNil(t, cfger)
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}
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func TestEtcdConfiger(t *testing.T) {
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provider := &EtcdConfigerProvider{}
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cfger, _ := provider.Parse(readEtcdConfig())
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subCfger, err := cfger.Sub("sub.")
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assert.Nil(t, err)
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assert.NotNil(t, subCfger)
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subSubCfger, err := subCfger.Sub("sub.")
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assert.NotNil(t, subSubCfger)
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assert.Nil(t, err)
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str, err := subSubCfger.String("key1")
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assert.Nil(t, err)
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assert.Equal(t, "sub.sub.key", str)
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// we cannot test it
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subSubCfger.OnChange("watch", func(value string) {
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// do nothing
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})
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defStr := cfger.DefaultString("not_exit", "default value")
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assert.Equal(t, "default value", defStr)
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defInt64 := cfger.DefaultInt64("not_exit", -1)
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assert.Equal(t, int64(-1), defInt64)
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defInt := cfger.DefaultInt("not_exit", -2)
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assert.Equal(t, -2, defInt)
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defFlt := cfger.DefaultFloat("not_exit", 12.3)
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assert.Equal(t, 12.3, defFlt)
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defBl := cfger.DefaultBool("not_exit", true)
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assert.True(t, defBl)
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defStrs := cfger.DefaultStrings("not_exit", []string{"hello"})
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assert.Equal(t, []string{"hello"}, defStrs)
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fl, err := cfger.Float("current.float")
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assert.Nil(t, err)
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assert.Equal(t, 1.23, fl)
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bl, err := cfger.Bool("current.bool")
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assert.Nil(t, err)
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assert.True(t, bl)
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it, err := cfger.Int("current.int")
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assert.Nil(t, err)
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assert.Equal(t, 11, it)
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str, err = cfger.String("current.string")
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assert.Nil(t, err)
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assert.Equal(t, "hello", str)
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tn := &TestEntity{}
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err = cfger.Unmarshaler("current.serialize.", tn)
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assert.Nil(t, err)
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assert.Equal(t, "test", tn.Name)
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}
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type TestEntity struct {
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Name string `yaml:"name"`
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Sub SubEntity `yaml:"sub"`
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}
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type SubEntity struct {
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SubName string `yaml:"subName"`
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}
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func readEtcdConfig() string {
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addr := os.Getenv("ETCD_ADDR")
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if addr == "" {
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addr = "localhost:2379"
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}
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obj := clientv3.Config{
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Endpoints: []string{addr},
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DialTimeout: 3 * time.Second,
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}
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cfg, _ := json.Marshal(obj)
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return string(cfg)
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}
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