Method test_cancel_batch

tests/test_solver.py:406–435

Submit batch of problems, then cancel them.

(self)

                    self.assertAlmostEqual(energy, evaluate_ising(linear, quad, state))

    def test_cancel_batch(self):
        """Submit batch of problems, then cancel them."""

        with Client(**config) as client:
            solver = client.get_solver()

            linear, quad = generate_random_ising_problem(solver)

            max_num_reads = max(solver.properties.get('num_reads_range', [1, 100]))
            num_reads = min(max_num_reads, 50)

            result_list = []
            for _ in range(100):
                results = solver.sample_ising(linear, quad, num_reads=num_reads)
                result_list.append([results, linear, quad])

            [r[0].cancel() for r in result_list]

            for results, linear, quad in result_list:
                # Responses must be canceled or correct
                try:
                    # Did we get the right number of samples?
                    self.assertEqual(num_reads, sum(results.num_occurrences))

                    # Make sure the number of occurrences and energies are all correct
                    for energy, state in zip(results.energies, results.samples):
                        self.assertAlmostEqual(energy, evaluate_ising(linear, quad, state))

                except CanceledFutureError:
                    pass

    def test_wait_many(self):
        """Submit a batch of problems then use `wait_multiple` to wait on all of them."""