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Fix type annotations in test_flow_core #570

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Fix type annotations in test_flow_core #570

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31 changes: 16 additions & 15 deletions tests/test_flow_core.py
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
from __future__ import annotations

from dataclasses import fields
from dataclasses import dataclass, fields
from typing import TYPE_CHECKING, NamedTuple

import networkx as nx
Expand Down Expand Up @@ -238,12 +238,17 @@ def generate_pauli_flow_1() -> PauliFlow[Measurement]:
)


class XZCorrectionsTestCase(NamedTuple):
@dataclass(frozen=True)
class XZCorrectionsTestCase:
flow: CausalFlow[AbstractPlanarMeasurement] | GFlow[AbstractPlanarMeasurement] | PauliFlow[AbstractMeasurement]
x_corr: Mapping[int, set[int]]
z_corr: Mapping[int, set[int]]
pattern: Pattern | None
# Patterns can only be extracted from `Measurement`-type objects. If `flow` is of parametric type, we set `pattern = None`.


@dataclass(frozen=True)
class PatternTestCase(XZCorrectionsTestCase):
flow: CausalFlow[BlochMeasurement] | GFlow[BlochMeasurement] | PauliFlow[Measurement]
pattern: Pattern


def prepare_test_xzcorrections() -> list[XZCorrectionsTestCase]:
Expand All @@ -252,9 +257,9 @@ def prepare_test_xzcorrections() -> list[XZCorrectionsTestCase]:
test_cases.extend(
(
XZCorrectionsTestCase(
flow=generate_causal_flow_0(), x_corr={0: {1}, 1: {2}, 2: {3}}, z_corr={0: {2}, 1: {3}}, pattern=None
flow=generate_causal_flow_0(), x_corr={0: {1}, 1: {2}, 2: {3}}, z_corr={0: {2}, 1: {3}}
),
XZCorrectionsTestCase(
PatternTestCase(
flow=generate_causal_flow_1(),
x_corr={0: {2}, 1: {3}, 2: {4}, 3: {5}},
z_corr={0: {3, 4}, 1: {2, 5}},
Expand Down Expand Up @@ -286,7 +291,7 @@ def prepare_test_xzcorrections() -> list[XZCorrectionsTestCase]:
output_nodes=[4, 5],
),
),
XZCorrectionsTestCase(
PatternTestCase(
flow=generate_gflow_0(),
x_corr={0: {2, 5}, 1: {3, 4}, 2: {4}, 3: {5}},
z_corr={0: {4}, 1: {5}},
Expand Down Expand Up @@ -322,18 +327,14 @@ def prepare_test_xzcorrections() -> list[XZCorrectionsTestCase]:
flow=generate_gflow_1(),
x_corr={0: {3}, 2: {3, 4}},
z_corr={1: {4}, 2: {1, 4}},
pattern=None,
),
XZCorrectionsTestCase(
flow=generate_gflow_2(), x_corr={0: {4, 5}, 1: {3, 4, 5}, 2: {3, 4}}, z_corr={}, pattern=None
),
XZCorrectionsTestCase(flow=generate_gflow_2(), x_corr={0: {4, 5}, 1: {3, 4, 5}, 2: {3, 4}}, z_corr={}),
XZCorrectionsTestCase(
flow=generate_pauli_flow_0(),
x_corr={0: {3}, 2: {3}},
z_corr={1: {3}},
pattern=None,
),
XZCorrectionsTestCase(
PatternTestCase(
flow=generate_pauli_flow_1(),
x_corr={0: {7}, 1: {3}, 2: {7}, 3: {6, 7}, 4: {6}, 5: {7}},
z_corr={0: {7}, 1: {6}, 2: {6}, 3: {7}},
Expand Down Expand Up @@ -401,8 +402,8 @@ def test_flow_to_corrections(self, test_case: XZCorrectionsTestCase) -> None:

@pytest.mark.parametrize("test_case", prepare_test_xzcorrections())
def test_corrections_to_pattern(self, test_case: XZCorrectionsTestCase, fx_rng: Generator) -> None:
if test_case.pattern is not None:
pattern = test_case.flow.to_corrections().to_pattern() # type: ignore[misc]
if isinstance(test_case, PatternTestCase):
pattern = test_case.flow.to_corrections().to_pattern()
n_shots = 2

for plane in {Plane.XY, Plane.XZ, Plane.YZ}:
Expand Down
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