mirror of
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305 lines
8.8 KiB
Python
305 lines
8.8 KiB
Python
"""
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Tests of `Circuit` class.
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"""
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import tempfile
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from pathlib import Path
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import numpy as np
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import pytest
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from concrete.numpy import Client, ClientSpecs, EvaluationKeys, Server
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from concrete.numpy.compilation import compiler
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def test_circuit_str(helpers):
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"""
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Test `__str__` method of `Circuit` class.
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"""
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configuration = helpers.configuration()
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@compiler({"x": "encrypted", "y": "encrypted"})
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def f(x, y):
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return x + y
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inputset = [(np.random.randint(0, 2**4), np.random.randint(0, 2**5)) for _ in range(100)]
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circuit = f.compile(inputset, configuration)
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assert str(circuit) == (
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"""
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%0 = x # EncryptedScalar<uint4>
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%1 = y # EncryptedScalar<uint5>
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%2 = add(%0, %1) # EncryptedScalar<uint6>
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return %2
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""".strip()
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)
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def test_circuit_feedback(helpers):
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"""
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Test feedback properties of `Circuit` class.
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"""
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configuration = helpers.configuration()
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@compiler({"x": "encrypted", "y": "encrypted"})
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def f(x, y):
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return x + y
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inputset = [(np.random.randint(0, 2**4), np.random.randint(0, 2**5)) for _ in range(100)]
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circuit = f.compile(inputset, configuration)
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assert isinstance(circuit.complexity, float)
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assert isinstance(circuit.size_of_secret_keys, int)
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assert isinstance(circuit.size_of_bootstrap_keys, int)
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assert isinstance(circuit.size_of_keyswitch_keys, int)
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assert isinstance(circuit.size_of_inputs, int)
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assert isinstance(circuit.size_of_outputs, int)
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def test_circuit_bad_run(helpers):
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"""
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Test `run` method of `Circuit` class with bad parameters.
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"""
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configuration = helpers.configuration()
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@compiler({"x": "encrypted", "y": "encrypted"})
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def f(x, y):
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return x + y
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inputset = [(np.random.randint(0, 2**4), np.random.randint(0, 2**5)) for _ in range(100)]
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circuit = f.compile(inputset, configuration)
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# with 1 argument
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# ---------------
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with pytest.raises(ValueError) as excinfo:
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circuit.encrypt_run_decrypt(1)
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assert str(excinfo.value) == "Expected 2 inputs but got 1"
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# with 3 arguments
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# ----------------
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with pytest.raises(ValueError) as excinfo:
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circuit.encrypt_run_decrypt(1, 2, 3)
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assert str(excinfo.value) == "Expected 2 inputs but got 3"
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# with negative argument 0
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# ------------------------
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with pytest.raises(ValueError) as excinfo:
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circuit.encrypt_run_decrypt(-1, 11)
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assert str(excinfo.value) == (
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"Expected argument 0 to be EncryptedScalar<uint6> but it's EncryptedScalar<int1>"
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)
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# with negative argument 1
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# ------------------------
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with pytest.raises(ValueError) as excinfo:
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circuit.encrypt_run_decrypt(1, -11)
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assert str(excinfo.value) == (
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"Expected argument 1 to be EncryptedScalar<uint6> but it's EncryptedScalar<int5>"
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)
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# with large argument 0
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# ---------------------
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with pytest.raises(ValueError) as excinfo:
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circuit.encrypt_run_decrypt(100, 10)
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assert str(excinfo.value) == (
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"Expected argument 0 to be EncryptedScalar<uint6> but it's EncryptedScalar<uint7>"
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)
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# with large argument 1
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# ---------------------
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with pytest.raises(ValueError) as excinfo:
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circuit.encrypt_run_decrypt(1, 100)
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assert str(excinfo.value) == (
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"Expected argument 1 to be EncryptedScalar<uint6> but it's EncryptedScalar<uint7>"
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)
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def test_circuit_virtual_explicit_api(helpers):
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"""
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Test `keygen`, `encrypt`, `run`, and `decrypt` methods of `Circuit` class with virtual circuit.
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"""
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configuration = helpers.configuration()
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@compiler({"x": "encrypted", "y": "encrypted"})
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def f(x, y):
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return x + y
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inputset = [(np.random.randint(0, 2**4), np.random.randint(0, 2**5)) for _ in range(100)]
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circuit = f.compile(inputset, configuration, virtual=True)
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with pytest.raises(RuntimeError) as excinfo:
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circuit.keygen()
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assert str(excinfo.value) == "Virtual circuits cannot use `keygen` method"
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with pytest.raises(RuntimeError) as excinfo:
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circuit.encrypt(1, 2)
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assert str(excinfo.value) == "Virtual circuits cannot use `encrypt` method"
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with pytest.raises(RuntimeError) as excinfo:
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circuit.run(None)
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assert str(excinfo.value) == "Virtual circuits cannot use `run` method"
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with pytest.raises(RuntimeError) as excinfo:
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circuit.decrypt(None)
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assert str(excinfo.value) == "Virtual circuits cannot use `decrypt` method"
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def test_client_server_api(helpers):
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"""
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Test client/server API.
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"""
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configuration = helpers.configuration()
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@compiler({"x": "encrypted"})
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def function(x):
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return x + 42
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inputset = [np.random.randint(0, 10, size=(3,)) for _ in range(10)]
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circuit = function.compile(inputset, configuration.fork(jit=False))
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# for coverage
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circuit.keygen()
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with tempfile.TemporaryDirectory() as tmp_dir:
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tmp_dir_path = Path(tmp_dir)
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server_path = tmp_dir_path / "server.zip"
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circuit.server.save(server_path)
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client_path = tmp_dir_path / "client.zip"
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circuit.client.save(client_path)
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circuit.cleanup()
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server = Server.load(server_path)
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serialized_client_specs = server.client_specs.serialize()
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client_specs = ClientSpecs.unserialize(serialized_client_specs)
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clients = [
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Client(client_specs, configuration.insecure_key_cache_location),
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Client.load(client_path, configuration.insecure_key_cache_location),
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]
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for client in clients:
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args = client.encrypt([3, 8, 1])
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serialized_args = client.specs.serialize_public_args(args)
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serialized_evaluation_keys = client.evaluation_keys.serialize()
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unserialized_args = server.client_specs.unserialize_public_args(serialized_args)
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unserialized_evaluation_keys = EvaluationKeys.unserialize(serialized_evaluation_keys)
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result = server.run(unserialized_args, unserialized_evaluation_keys)
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serialized_result = server.client_specs.serialize_public_result(result)
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unserialized_result = client.specs.unserialize_public_result(serialized_result)
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output = client.decrypt(unserialized_result)
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assert np.array_equal(output, [45, 50, 43])
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with pytest.raises(RuntimeError) as excinfo:
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server.save("UNUSED", via_mlir=True)
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assert str(excinfo.value) == "Loaded server objects cannot be saved again via MLIR"
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server.cleanup()
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def test_client_server_api_via_mlir(helpers):
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"""
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Test client/server API.
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"""
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configuration = helpers.configuration()
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@compiler({"x": "encrypted"})
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def function(x):
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return x + 42
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inputset = [np.random.randint(0, 10, size=(3,)) for _ in range(10)]
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circuit = function.compile(inputset, configuration.fork(jit=False))
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with tempfile.TemporaryDirectory() as tmp_dir:
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tmp_dir_path = Path(tmp_dir)
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server_path = tmp_dir_path / "server.zip"
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circuit.server.save(server_path, via_mlir=True)
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client_path = tmp_dir_path / "client.zip"
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circuit.client.save(client_path)
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circuit.cleanup()
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server = Server.load(server_path)
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serialized_client_specs = server.client_specs.serialize()
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client_specs = ClientSpecs.unserialize(serialized_client_specs)
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clients = [
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Client(client_specs, configuration.insecure_key_cache_location),
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Client.load(client_path, configuration.insecure_key_cache_location),
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]
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for client in clients:
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args = client.encrypt([3, 8, 1])
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serialized_args = client.specs.serialize_public_args(args)
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serialized_evaluation_keys = client.evaluation_keys.serialize()
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unserialized_args = server.client_specs.unserialize_public_args(serialized_args)
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unserialized_evaluation_keys = EvaluationKeys.unserialize(serialized_evaluation_keys)
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result = server.run(unserialized_args, unserialized_evaluation_keys)
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serialized_result = server.client_specs.serialize_public_result(result)
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unserialized_result = client.specs.unserialize_public_result(serialized_result)
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output = client.decrypt(unserialized_result)
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assert np.array_equal(output, [45, 50, 43])
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server.cleanup()
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def test_bad_server_save(helpers):
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"""
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Test `save` method of `Server` class with bad parameters.
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"""
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configuration = helpers.configuration()
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@compiler({"x": "encrypted"})
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def function(x):
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return x + 42
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inputset = range(10)
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circuit = function.compile(inputset, configuration)
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with pytest.raises(RuntimeError) as excinfo:
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circuit.server.save("test.zip")
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assert str(excinfo.value) == "Just-in-Time compilation cannot be saved"
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