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Beego/core/config/etcd/config_test.go
2020-10-13 22:33:39 +08:00

118 lines
2.7 KiB
Go

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