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package _generated
import (
"bytes"
"testing"
)
func TestOmitZero(t *testing.T) {
t.Run("OmitZeroExt_not_empty", func(t *testing.T) {
z := OmitZero0{AExt: OmitZeroExt{a: 1}}
b, err := z.MarshalMsg(nil)
if err != nil {
t.Fatal(err)
}
if !bytes.Contains(b, []byte("aext")) {
t.Errorf("expected to find aext in bytes %X", b)
}
z = OmitZero0{}
_, err = z.UnmarshalMsg(b)
if err != nil {
t.Fatal(err)
}
if z.AExt.a != 1 {
t.Errorf("z.AExt.a expected 1 but got %d", z.AExt.a)
}
})
t.Run("OmitZeroExt_negative", func(t *testing.T) {
z := OmitZero0{AExt: OmitZeroExt{a: -1}} // negative value should act as empty, via IsEmpty() call
b, err := z.MarshalMsg(nil)
if err != nil {
t.Fatal(err)
}
if bytes.Contains(b, []byte("aext")) {
t.Errorf("expected to not find aext in bytes %X", b)
}
z = OmitZero0{}
_, err = z.UnmarshalMsg(b)
if err != nil {
t.Fatal(err)
}
if z.AExt.a != 0 {
t.Errorf("z.AExt.a expected 0 but got %d", z.AExt.a)
}
})
t.Run("OmitZeroTuple", func(t *testing.T) {
// make sure tuple encoding isn't affected by omitempty or omitzero
z := OmitZero0{OmitZeroTuple: OmitZeroTuple{FieldA: "", FieldB: "", FieldC: "fcval"}}
b, err := z.MarshalMsg(nil)
if err != nil {
t.Fatal(err)
}
// verify the exact binary encoding, that the values follow each other without field names
if !bytes.Contains(b, []byte{0xA0, 0xA0, 0xA5, 'f', 'c', 'v', 'a', 'l'}) {
t.Errorf("failed to find expected bytes in %X", b)
}
z = OmitZero0{}
_, err = z.UnmarshalMsg(b)
if err != nil {
t.Fatal(err)
}
if z.OmitZeroTuple.FieldA != "" ||
z.OmitZeroTuple.FieldB != "" ||
z.OmitZeroTuple.FieldC != "fcval" {
t.Errorf("z.OmitZeroTuple unexpected value: %#v", z.OmitZeroTuple)
}
})
}
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