// converted to an ElementsAttr and then those are packed together using
// tf.Pack op.
struct ConvertConst : public OpConversionPattern<TF::ConstOp> {
  using OpConversionPattern::OpConversionPattern;

  LogicalResult matchAndRewrite(
      TF::ConstOp op, OpAdaptor adaptor,
      ConversionPatternRewriter &rewriter) const override {
    // Verify that the tensor proto contains tensor of type variant and scalar

                                          /*allow_float=*/false, tensor_type_,
                                          output_buffer_);
  ASSERT_THAT(status, Eq(kTfLiteOk));

  // Verify ConstOp is quantized.
  const auto& subgraph = model_.subgraphs[0];
  auto op = subgraph->operators[0].get();
  ASSERT_THAT(GetBuiltinCode(model_.operator_codes[op->opcode_index].get()),
              Eq(BuiltinOperator_ADD));