},
		},
	}

	if !cmp.Equal(actual, expect, protocmp.Transform()) {
		t.Errorf("want %s, got %s", expect.String(), actual.String())
	}
}

func TestMetadataListMatcher(t *testing.T) {
	getWant := func(regex string) *matcher.MetadataMatcher {
		return &matcher.MetadataMatcher{
			Filter: "istio_authn",
			Path: []*matcher.MetadataMatcher_PathSegment{
				{
					Segment: &matcher.MetadataMatcher_PathSegment_Key{

  for (int i = 0; i < low_pads.size(); ++i) {
    new_low_pads[i] = low_pads[i].getInt() + parent_low_pads[i].getInt();
    new_high_pads[i] = high_pads[i].getInt() + parent_high_pads[i].getInt();
    new_interior_pads[i] =
        interior_pads[i].getInt() + parent_interior_pads[i].getInt();
  }

  // Replace pad_op with a new pad having new attributes, taking the

  const std::vector<int> kValidNumOfOutput = {1, 2, 3};
  if (input_type.getRank() >= kValidNumOfOutput.size()) {
    return func.emitError()
           << "Unrecognized input rank: " << input_type.getRank();
  }
  if (func.getNumResults() != kValidNumOfOutput[input_type.getRank()]) {
    return func.emitError()
           << "Expect " << kValidNumOfOutput[input_type.getRank()]
           << "output(s) when input has rank " << input_type.getRank();

    data_rank = then_tensor.getRank();
    if (then_tensor.getRank() > 0)
      data_first_dim = then_tensor.getShape().front();
    if (else_tensor.getRank() > 0)
      data_first_dim = std::max(else_tensor.getShape().front(), data_first_dim);
  } else if (then_has_rank) {
    data_rank = then_tensor.getRank();
    if (then_tensor.getRank() > 0)
      data_first_dim = then_tensor.getShape().front();

      const int64_t dilation = get_int(dilations[dim]);
      rhs_dilations.push_back(dilation);
      const int64_t stride = get_int(strides[dim]);
      window_strides.push_back(stride);

      Value pad_low, pad_high;
      if (padding == tensorflow::Padding::EXPLICIT) {
        pad_low = get_const(get_int(explicit_paddings[2 * dim]));
        pad_high = get_const(get_int(explicit_paddings[2 * dim + 1]));

  if (!output_ty) return success();

  int64_t expected_output_rank = std::max(x_ty.getRank(), y_ty.getRank());
  if (output_ty.getRank() != expected_output_rank) {
    return op.emitOpError()
           << "found invalid output rank, expected " << expected_output_rank
           << " but got " << output_ty.getRank();
  }

  // Check output batch dim with potential broadcasting.

      hlo::convertElementsAttr(group_assignment, builder.getIntegerType(64)));
  if (replica_groups.getType().getRank() != 2) {
    return op->emitOpError() << "group_assignment should have rank 2, got "
                             << replica_groups.getType().getRank();
  }
  return success();
}

ChannelHandleAttr ConvertChannel(OpBuilder& builder, int64_t channel_id,

  if (!image_type || !image_type.getElementType().isF32() ||
      image_type.getRank() != 4) {
    return func_.emitWarning() << "Image should be a 4D float tensor";
  }

  auto flow_type = mlir::dyn_cast_or_null<RankedTensorType>(
      func_.getFunctionType().getInput(1));
  if (!flow_type || !flow_type.getElementType().isF32() ||
      flow_type.getRank() != 4) {
    return func_.emitWarning() << "Flow should be a 4D float tensor";

  }

  const int64_t rank = input_type.getRank();

  IntegerAttr dim_int = ExtractSingleElementAsInteger(split_dim_attr);

  // "axis" operand could be a i64 tensor. Resolve it here.
  IntegerAttr dim_i32;
  if (failed(ConvertToI32Attr(dim_int, &dim_i32))) return failure();

  int dim = dim_i32.getInt();
  if (dim < 0) dim += rank;

  for (int i : llvm::seq<int>(1, num_dims - 1)) {
    Value input_size_i = GetDimValue(builder, loc, input_shape_value, i);
    const int stride_i = mlir::cast<IntegerAttr>(strides[i]).getInt();
    const int dilation_i = mlir::cast<IntegerAttr>(dilations[i]).getInt();
    const int filter_i = filter_shape.getDimSize(i - 1);
    Value pad_i_low, pad_i_high;
    GetSamePaddingValues(builder, loc, input_size_i, filter_i, dilation_i,