43 lines
907 B
Go
43 lines
907 B
Go
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package playground
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import (
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"context"
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"log"
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"reflect"
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"testing"
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"github.com/go-playground/assert/v2"
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"github.com/go-playground/mold/v4"
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"github.com/go-playground/mold/v4/modifiers"
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"github.com/moznion/go-optional"
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)
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var tform *mold.Transformer
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type UpdateCustomerDTO struct {
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FirstName optional.Option[string] `mod:"trim"`
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}
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func TestMoldTrimOnOptional(t *testing.T) {
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tform = modifiers.New()
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tform.RegisterInterceptor(func(current reflect.Value) (inner reflect.Value) {
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opt, ok := current.Interface().(optional.Option[string])
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if !ok {
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return current
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} else if opt.IsNone() {
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return reflect.ValueOf(nil)
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}
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return current.Index(0)
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}, optional.Option[string]{})
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dto := UpdateCustomerDTO{FirstName: optional.Some(" RaviAnand ")}
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err := tform.Struct(context.Background(), &dto)
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if err != nil {
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log.Fatal(err)
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}
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assert.Equal(t, dto.FirstName.Unwrap(), "RaviAnand")
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}
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