"""Test the loading and saving of static parameters for pedestrians in XML format."""
# Copyright 2025 Institute of Light and Matter, CNRS UMR 5306, University Claude Bernard Lyon 1
# Contributors: Oscar DUFOUR, Maxime STAPELLE, Alexandre NICOLAS
# This software is a computer program designed to generate a realistic crowd from anthropometric data and
# simulate the mechanical interactions that occur within it and with obstacles.
# This software is governed by the CeCILL-B license under French law and abiding by the rules of distribution
# of free software. You can use, modify and/ or redistribute the software under the terms of the CeCILL-B
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from pathlib import Path
import pytest
from _pytest.fixtures import SubRequest
import configuration.backup.dict_to_xml_and_reverse as fun_xml
from configuration.utils.typing_custom import StaticCrowdDataType
[docs]
@pytest.fixture
def crowd_static_dict() -> StaticCrowdDataType:
"""
Fixture to provide static parameters for pedestrians.
Returns
-------
StaticCrowdDataType
A dictionary containing static parameters for two pedestrians.
"""
return {
"Agents": {
"Agent0": {
"Type": "pedestrian",
"Id": 0,
"Mass": 81.9,
"Height": 1.8,
"MomentOfInertia": 1.57,
"FloorDamping": 2.0,
"AngularDamping": 5.0,
"Shapes": {
"disk0": {"Type": "disk", "Radius": 0.08, "MaterialId": "human_clothes", "Position": (-0.09, 0.13)},
"disk1": {"Type": "disk", "Radius": 0.11, "MaterialId": "human_clothes", "Position": (-0.02, 0.06)},
"disk2": {"Type": "disk", "Radius": 0.11, "MaterialId": "human_clothes", "Position": (0.01, 0.00)},
"disk3": {"Type": "disk", "Radius": 0.11, "MaterialId": "human_clothes", "Position": (0.04, -0.05)},
"disk4": {"Type": "disk", "Radius": 0.08, "MaterialId": "human_clothes", "Position": (0.06, -0.14)},
},
},
"Agent1": {
"Type": "pedestrian",
"Id": 1,
"Mass": 66.8,
"Height": 1.8,
"MomentOfInertia": 1.07,
"FloorDamping": 2.0,
"AngularDamping": 5.0,
"Shapes": {
"disk0": {"Type": "disk", "Radius": 0.07, "MaterialId": "human_naked", "Position": (0.02, 0.15)},
"disk1": {"Type": "disk", "Radius": 0.09, "MaterialId": "human_naked", "Position": (0.02, 0.06)},
"disk2": {"Type": "disk", "Radius": 0.10, "MaterialId": "human_naked", "Position": (0.01, -0.00)},
"disk3": {"Type": "disk", "Radius": 0.09, "MaterialId": "human_naked", "Position": (-0.00, -0.06)},
"disk4": {"Type": "disk", "Radius": 0.07, "MaterialId": "human_naked", "Position": (-0.04, -0.14)},
},
},
}
}
[docs]
@pytest.mark.parametrize(
"crowd_static_dict_fixture",
["crowd_static_dict"],
)
def test_static_parameters_pedestrians_dict_to_xml_and_back(
crowd_static_dict_fixture: StaticCrowdDataType, tmp_path: Path, request: SubRequest
) -> None:
"""
Test the loading and saving of static parameters for pedestrians in XML format.
This test converts a dictionary to XML format, saves it to a temporary file,
reads it back from the file, and ensures that the parsed dictionary matches the original.
Parameters
----------
crowd_static_dict_fixture : StaticCrowdDataType
A fixture providing static parameters for pedestrians.
tmp_path : Path
A pytest fixture providing a temporary directory for file operations.
request : SubRequest
The pytest request object used to access fixtures.
"""
# Get the fixture data
crowd_static_dict_fixture = request.getfixturevalue(crowd_static_dict_fixture)
# Convert the dictionary to XML format
xml_data = fun_xml.static_dict_to_xml(crowd_static_dict_fixture)
# Save XML to a temporary file
temp_file_path = tmp_path / "output_static_crowd.xml"
with open(temp_file_path, "wb") as file:
file.write(xml_data)
# Read back the XML file and convert it back to a dictionary
with open(temp_file_path, "r", encoding="utf-8") as file:
loaded_xml_data = file.read()
# Parse the XML string back into a dictionary
parsed_data = fun_xml.static_xml_to_dict(loaded_xml_data)
# Assert that the parsed dictionary matches the original one
assert parsed_data == crowd_static_dict_fixture, (
f"Parsed data does not match original data.\nExpected: {crowd_static_dict_fixture}\nGot: {parsed_data}"
)