micro/config/default_test.go
Vasiliy Tolstov 7ecff8bb18
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util/id: add uuid v8
Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
2024-12-22 19:06:37 +03:00

147 lines
3.2 KiB
Go

package config_test
import (
"context"
"fmt"
"reflect"
"testing"
"time"
"go.unistack.org/micro/v3/config"
mtime "go.unistack.org/micro/v3/util/time"
)
type cfg struct {
MapValue map[string]bool `default:"key1=true,key2=false"`
StructValue *cfgStructValue
StringValue string `default:"string_value"`
IgnoreValue string `json:"-"`
UUIDValue string `default:"micro:generate uuid"`
IDValue string `default:"micro:generate id"`
DurationValue time.Duration `default:"10s"`
MDurationValue mtime.Duration `default:"10s"`
IntValue int `default:"99"`
}
type cfgStructValue struct {
StringValue string `default:"string_value"`
}
func (c *cfg) Validate() error {
if c.IntValue != 10 {
return fmt.Errorf("invalid IntValue %d != %d", 10, c.IntValue)
}
return nil
}
func (c *cfgStructValue) Validate() error {
if c.StringValue != "string_value" {
return fmt.Errorf("invalid StringValue %s != %s", "string_value", c.StringValue)
}
return nil
}
type testHook struct {
f bool
}
func (t *testHook) Load(fn config.FuncLoad) config.FuncLoad {
return func(ctx context.Context, opts ...config.LoadOption) error {
t.f = true
return fn(ctx, opts...)
}
}
func TestHook(t *testing.T) {
h := &testHook{}
c := config.NewConfig(config.Struct(h), config.Hooks(config.HookLoad(h.Load)))
if err := c.Init(); err != nil {
t.Fatal(err)
}
if err := c.Load(context.TODO()); err != nil {
t.Fatal(err)
}
if !h.f {
t.Fatal("hook not works")
}
}
func TestDefault(t *testing.T) {
ctx := context.Background()
conf := &cfg{IntValue: 10}
blfn := func(_ context.Context, c config.Config) error {
nconf, ok := c.Options().Struct.(*cfg)
if !ok {
return fmt.Errorf("failed to get Struct from options: %v", c.Options())
}
nconf.StringValue = "before_load"
return nil
}
alfn := func(_ context.Context, c config.Config) error {
nconf, ok := c.Options().Struct.(*cfg)
if !ok {
return fmt.Errorf("failed to get Struct from options: %v", c.Options())
}
nconf.StringValue = "after_load"
return nil
}
cfg := config.NewConfig(config.Struct(conf), config.BeforeLoad(blfn), config.AfterLoad(alfn))
if err := cfg.Init(); err != nil {
t.Fatal(err)
}
if err := cfg.Load(ctx); err != nil {
t.Fatal(err)
}
if conf.StringValue != "after_load" {
t.Fatal("AfterLoad option not working")
}
if len(conf.MapValue) != 2 {
t.Fatalf("map value invalid: %#+v\n", conf.MapValue)
}
if conf.UUIDValue == "" {
t.Fatalf("uuid value empty")
} else if len(conf.UUIDValue) != 36 {
t.Fatalf("uuid value invalid: %s", conf.UUIDValue)
}
if conf.IDValue == "" {
t.Fatalf("id value empty")
}
_ = conf
// t.Logf("%#+v\n", conf)
}
func TestValidate(t *testing.T) {
ctx := context.Background()
conf := &cfg{IntValue: 10}
cfg := config.NewConfig(config.Struct(conf))
if err := cfg.Init(); err != nil {
t.Fatal(err)
}
if err := cfg.Load(ctx); err != nil {
t.Fatal(err)
}
if err := config.Validate(ctx, conf); err != nil {
t.Fatal(err)
}
}
func Test_SizeOf(t *testing.T) {
st := cfg{}
tVal := reflect.TypeOf(st)
for i := 0; i < tVal.NumField(); i++ {
field := tVal.Field(i)
fmt.Printf("Field: %s, Offset: %d, Size: %d\n", field.Name, field.Offset, field.Type.Size())
}
}