Add assemble_circuit benchmark.

test/benchmarks/assembler.py

@@ -0,0 +1,35 @@
+# -*- coding: utf-8 -*-
+
+# This code is part of Qiskit.
+#
+# (C) Copyright IBM 2019.
+#
+# This code is licensed under the Apache License, Version 2.0. You may
+# obtain a copy of this license in the LICENSE.txt file in the root directory
+# of this source tree or at http://www.apache.org/licenses/LICENSE-2.0.
+#
+# Any modifications or derivative works of this code must retain this
+# copyright notice, and modified files need to carry a notice indicating
+# that they have been altered from the originals.
+
+# pylint: disable=no-member,invalid-name,missing-docstring,no-name-in-module
+# pylint: disable=attribute-defined-outside-init,unsubscriptable-object
+
+from qiskit import assemble
+
+from .utils import random_circuit
+
+
+class AssemblerBenchmarks:
+    params = ([1, 2, 5, 8],
+              [8, 128, 1024, 2048, 4096])
+    param_names = ['n_qubits', 'depth']
+    timeout = 600
+
+    def setup(self, n_qubits, depth):
+        seed = 42
+        self.circuit = random_circuit(n_qubits, depth, measure=True,
+                                      conditional=True, seed=seed)
+
+    def time_assemble_circuit(self, _, __):
+        assemble(self.circuit)