# Copyright 2024 The kauldron Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
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"""Test utils."""

import jax


def assert_trees_all_same_type(a, b) -> None:
  """Asserts that all leafs from `a` and `b` are of the same type."""

  def _assert_same_type(a, b):
    assert type(a) == type(b)  # pylint: disable=unidiomatic-typecheck

  jax.tree.map(_assert_same_type, a, b)
