71 lines
1.6 KiB
Go
71 lines
1.6 KiB
Go
package config_test
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import (
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"context"
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"fmt"
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"testing"
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"github.com/unistack-org/micro/v3/config"
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)
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type Cfg struct {
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StringValue string `default:"string_value"`
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IntValue int `default:"99"`
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StructValue struct {
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StringValue string `default:"string_value"`
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}
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}
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func TestDefault(t *testing.T) {
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ctx := context.Background()
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conf := &Cfg{}
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blfn := func(ctx context.Context, cfg config.Config) error {
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conf, ok := cfg.Options().Struct.(*Cfg)
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if !ok {
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return fmt.Errorf("failed to get Struct from options: %v", cfg.Options())
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}
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conf.StringValue = "before_load"
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return nil
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}
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alfn := func(ctx context.Context, cfg config.Config) error {
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conf, ok := cfg.Options().Struct.(*Cfg)
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if !ok {
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return fmt.Errorf("failed to get Struct from options: %v", cfg.Options())
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}
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conf.StringValue = "after_load"
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return nil
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}
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cfg := config.NewConfig(config.Struct(conf), config.BeforeLoad(blfn), config.AfterLoad(alfn))
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if err := cfg.Init(); err != nil {
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t.Fatal(err)
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}
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for _, fn := range cfg.Options().BeforeLoad {
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if err := fn(ctx, cfg); err != nil {
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t.Fatal(err)
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}
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}
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if conf.StringValue != "before_load" {
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t.Fatal("BeforeLoad option not working")
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}
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if err := cfg.Load(ctx); err != nil {
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t.Fatal(err)
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}
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if conf.StringValue != "string_value" || conf.IntValue != 99 || conf.StructValue.StringValue != "string_value" {
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t.Fatalf("load failed: %#+v", conf)
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}
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for _, fn := range cfg.Options().AfterLoad {
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if err := fn(ctx, cfg); err != nil {
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t.Fatal(err)
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}
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}
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if conf.StringValue != "after_load" {
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t.Fatal("AfterLoad option not working")
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}
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t.Logf("%#+v\n", conf)
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}
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