Function TestDecoderDictDelete

zstd/decoder_test.go:2270–2312

(t *testing.T)

}

func TestDecoderDictDelete(t *testing.T) {
	dictContent := []byte("test dictionary content for decompression testing purposes")

	dec, err := NewReader(nil, WithDecoderDictRaw(100, dictContent), WithDecoderDictRaw(200, dictContent))
	if err != nil {
		t.Fatal(err)
	}
	defer dec.Close()

	if len(dec.o.dicts) != 2 {
		t.Fatalf("expected 2 dicts, got %d", len(dec.o.dicts))
	}

	// Delete specific dict
	err = dec.ResetWithOptions(nil, WithDecoderDictDelete(100))
	if err != nil {
		t.Fatal(err)
	}
	if len(dec.o.dicts) != 1 {
		t.Errorf("expected 1 dict after delete, got %d", len(dec.o.dicts))
	}
	if _, ok := dec.o.dicts[200]; !ok {
		t.Error("dict 200 should still exist")
	}

	// Add another dict
	err = dec.ResetWithOptions(nil, WithDecoderDictRaw(300, dictContent))
	if err != nil {
		t.Fatal(err)
	}
	if len(dec.o.dicts) != 2 {
		t.Errorf("expected 2 dicts after add, got %d", len(dec.o.dicts))
	}

	// Delete all dicts with no arguments
	err = dec.ResetWithOptions(nil, WithDecoderDictDelete())
	if err != nil {
		t.Fatal(err)
	}
	if len(dec.o.dicts) != 0 {
		t.Errorf("expected 0 dicts after delete all, got %d", len(dec.o.dicts))
	}
}

func TestDecoderDictDeleteMultiple(t *testing.T) {
	dictContent := []byte("test dictionary content")