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#
# Licensed under the Apache License, Version 2.0 (the "License");
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#
#     http://www.apache.org/licenses/LICENSE-2.0
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"""Tests for orbit.actions.conditional_action."""

from orbit import actions

import tensorflow as tf, tf_keras


class ConditionalActionTest(tf.test.TestCase):

  def test_conditional_action(self):
    # Define a function to raise an AssertionError, since we can't in a lambda.
    def raise_assertion(arg):
      raise AssertionError(str(arg))

    conditional_action = actions.ConditionalAction(
        condition=lambda x: x['value'], action=raise_assertion)

    conditional_action({'value': False})  # Nothing is raised.
    with self.assertRaises(AssertionError) as ctx:
      conditional_action({'value': True})
      self.assertEqual(ctx.exception.message, "{'value': True}")


if __name__ == '__main__':
  tf.test.main()
