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"""
This program is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
Foundation, either version 3 of the License, or (at your option) any later
version.
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
this program. If not, see <https://www.gnu.org/licenses/>.
"""
__author__ = "Théo de la Hogue"
__credits__ = []
__copyright__ = "Copyright 2023, Ecole Nationale de l'Aviation Civile (ENAC)"
__license__ = "GPLv3"
import unittest
from dataclasses import dataclass, field
import os
from argaze import DataFeatures
import pandas
import numpy
class BasicDataClass(DataFeatures.TimestampedObject):
"""Define a basic dataclass for testing purpose."""
def __init__(self, value: tuple = (), message: str = None, **kwargs):
DataFeatures.TimestampedObject.__init__(self, **kwargs)
self.__value = value
self.__message = message
@property
def value(self):
return self.__value
@property
def message(self):
return self.__message
def random_data_list(size):
""" Generate a random TimestampedObjectsList for testing purpose.
Timestamps are current time.
Values are tuples containing an expected value and a random value.
"""
import random
import time
data_list = []
for i in range(0, size):
# Edit data
random_data = BasicDataClass((i, random.random()), f'test_{i}')
# Timestamp data
random_data.timestamp = time.time()
# Store data
data_list.append(random_data)
time.sleep(0.0001)
return DataFeatures.TimestampedObjectsList(BasicDataClass, data_list)
# DEBUG
'''
print('test_as_dataframe: export ts_data_file.json')
current_directory = os.path.dirname(os.path.abspath(__file__))
json_filepath = os.path.join(current_directory, 'utils/ts_data_file.json')
random_data_list(10).to_json(json_filepath)
'''
class TestTimestampedObjectsListClass(unittest.TestCase):
"""Test TimestampedObjectsList class."""
def test_new(self):
"""Test TimestampedObjectsList creation."""
# Check TimestampedObjectsList length after creation
self.assertEqual(len(DataFeatures.TimestampedObjectsList(BasicDataClass)), 0)
# Check TimestampedObjectsList timestamps after creation
self.assertEqual(DataFeatures.TimestampedObjectsList(BasicDataClass).timestamps(), [])
# Check TimestampedObjectsList items after creation
self.assertEqual(DataFeatures.TimestampedObjectsList(BasicDataClass), [])
# Check that TimestampedObjectsList creation fails when data are not timestamped
with self.assertRaises(ValueError):
data_list = [BasicDataClass((0, 0))]
DataFeatures.TimestampedObjectsList(BasicDataClass, data_list)
def test_as_dataframe(self):
"""Test TimestampedObjectsList as_dataframe method."""
data_frame = random_data_list(10).as_dataframe()
# Check dataframe conversion
self.assertEqual(data_frame.index.name, "timestamp")
self.assertEqual(data_frame.index.size, 10)
self.assertEqual(data_frame.columns.size, 2)
self.assertEqual(data_frame.index.dtype, 'float64')
self.assertEqual(data_frame["value"].dtype, 'object')
self.assertEqual(data_frame["message"].dtype, 'object')
# Check data exclusion option
data_frame = random_data_list(10).as_dataframe(exclude=["value"])
self.assertEqual(data_frame.index.name, "timestamp")
self.assertEqual(data_frame.index.size, 10)
self.assertEqual(data_frame.columns.size, 1)
# Check dataframe split option
data_frame = random_data_list(10).as_dataframe(split={"value": ["value_0", "value_1"]})
self.assertEqual(data_frame.index.name, "timestamp")
self.assertEqual(data_frame.index.size, 10)
self.assertEqual(data_frame.columns.size, 3)
self.assertEqual(data_frame["value_0"].dtype, 'int64')
self.assertEqual(data_frame["value_1"].dtype, 'float64')
def test_from_dataframe(self):
"""Test TimestampedObjectsList creation from pandas dataframe."""
data_frame = random_data_list(10).as_dataframe()
# Check dataframe conversion
data_list = DataFeatures.TimestampedObjectsList.from_dataframe(BasicDataClass, data_frame)
self.assertEqual(len(data_list), 10)
def test_from_json(self):
"""Test TimestampedObjectsList creation from json file."""
# Edit dataframe csv file path
current_directory = os.path.dirname(os.path.abspath(__file__))
json_filepath = os.path.join(current_directory, 'utils/ts_data_file.json')
# Load TimestampedObjectsList from json file
data_list = DataFeatures.TimestampedObjectsList.from_json(BasicDataClass, json_filepath)
self.assertEqual(len(data_list), 10)
self.assertEqual(type(data_list[0]), BasicDataClass)
def test___repr__(self):
"""Test TimestampedObjectsList string representation."""
self.assertEqual(repr(DataFeatures.TimestampedObjectsList(BasicDataClass)), "[]")
data_list = [BasicDataClass((0, 0), 'test', timestamp=0)]
self.assertEqual(repr(DataFeatures.TimestampedObjectsList(BasicDataClass, data_list)), "[{\"value\": [0, 0], \"message\": \"test\", \"timestamp\": 0}]")
def test___str__(self):
"""Test TimestampedObjectsList string representation."""
self.assertEqual(str(DataFeatures.TimestampedObjectsList(BasicDataClass)), "[]")
data_list = [BasicDataClass((0, 0), 'test', timestamp=0)]
self.assertEqual(str(DataFeatures.TimestampedObjectsList(BasicDataClass, data_list)), "[{\"value\": [0, 0], \"message\": \"test\", \"timestamp\": 0}]")
def test_append(self):
"""Test TimestampedObjectsList append method."""
data_list = DataFeatures.TimestampedObjectsList(BasicDataClass)
next_data = BasicDataClass((0, 0), 'test', timestamp=0)
data_list.append(next_data)
self.assertEqual(len(data_list), 1)
self.assertEqual(data_list.timestamps(), [0])
def test_pop_first(self):
"""Test TimestampedObjectsList pop_first method."""
data_list = DataFeatures.TimestampedObjectsList(BasicDataClass, \
[
BasicDataClass(message="A", timestamp=0),
BasicDataClass(message="B", timestamp=1)
])
first = data_list.pop(0)
self.assertEqual(len(data_list), 1)
self.assertEqual(first.message, "A")
self.assertEqual(first.timestamp, 0)
self.assertEqual(data_list[0].message, "B")
self.assertEqual(data_list[0].timestamp, 1)
def test_pop_last_until(self):
"""Test TimestampedObjectsList pop_last_until method."""
data_list = DataFeatures.TimestampedObjectsList(BasicDataClass, \
[
BasicDataClass(message="A", timestamp=0),
BasicDataClass(message="B", timestamp=1),
BasicDataClass(message="C", timestamp=2),
BasicDataClass(message="D", timestamp=3)
])
# Check pop until an existing timestamp
pop_last_until_2 = data_list.pop_last_until(2)
self.assertEqual(pop_last_until_2.message, "C")
self.assertEqual(pop_last_until_2.timestamp, 2)
self.assertEqual(len(data_list), 2)
self.assertEqual(data_list[0].message, "C")
self.assertEqual(data_list[0].timestamp, 2)
# Check first until an none existing timestamp
data_list = DataFeatures.TimestampedObjectsList(BasicDataClass, \
[
BasicDataClass(message="A", timestamp=0),
BasicDataClass(message="B", timestamp=1),
BasicDataClass(message="C", timestamp=2),
BasicDataClass(message="D", timestamp=3)
])
pop_last_until_1dot5 = data_list.pop_last_until(1.5)
self.assertEqual(pop_last_until_1dot5.message, "B")
self.assertEqual(pop_last_until_1dot5.timestamp, 1)
self.assertEqual(len(data_list), 3)
self.assertEqual(data_list[0].message, "B")
self.assertEqual(data_list[0].timestamp, 1)
def test_pop_last_before(self):
"""Test TimestampedObjectsList pop_last_before method."""
data_list = DataFeatures.TimestampedObjectsList(BasicDataClass, \
[
BasicDataClass(message="A", timestamp=0),
BasicDataClass(message="B", timestamp=1),
BasicDataClass(message="C", timestamp=2),
BasicDataClass(message="D", timestamp=3)
])
# Check pop until an existing timestamp
last_before_2 = data_list.pop_last_before(2)
self.assertEqual(last_before_2.message, "B")
self.assertEqual(last_before_2.timestamp, 1)
self.assertEqual(len(data_list), 2)
self.assertEqual(data_list[0].message, "C")
self.assertEqual(data_list[0].timestamp, 2)
# Check pop until an none existing timestamp
data_list = DataFeatures.TimestampedObjectsList(BasicDataClass, \
[
BasicDataClass(message="A", timestamp=0),
BasicDataClass(message="B", timestamp=1),
BasicDataClass(message="C", timestamp=2),
BasicDataClass(message="D", timestamp=3)
])
first_until_1dot5 = data_list.pop_last_before(1.5)
self.assertEqual(first_until_1dot5.message, "B")
self.assertEqual(first_until_1dot5.timestamp, 1)
self.assertEqual(len(data_list), 2)
self.assertEqual(data_list[0].message, "C")
self.assertEqual(data_list[0].timestamp, 2)
def test_pop_last(self):
"""Test TimestampedObjectsList pop_last method."""
data_list = DataFeatures.TimestampedObjectsList(BasicDataClass, \
[
BasicDataClass(message="A", timestamp=0),
BasicDataClass(message="B", timestamp=1)
])
last = data_list.pop(-1)
self.assertEqual(len(data_list), 1)
self.assertEqual(last.message, "B")
self.assertEqual(last.timestamp, 1)
self.assertEqual(data_list[0].message, "A")
self.assertEqual(data_list[0].timestamp, 0)
def test_get_first_from(self):
"""Test TimestampedObjectsList get_first_from method."""
data_list = DataFeatures.TimestampedObjectsList(BasicDataClass, \
[
BasicDataClass(message="A", timestamp=0),
BasicDataClass(message="B", timestamp=1),
BasicDataClass(message="C", timestamp=2),
BasicDataClass(message="D", timestamp=3)
])
get_first_from_1 = data_list.get_first_from(1)
self.assertEqual(get_first_from_1.message, "B")
self.assertEqual(get_first_from_1.timestamp, 1)
self.assertEqual(len(data_list), 4)
get_first_from_1dot5 = data_list.get_first_from(1.5)
self.assertEqual(get_first_from_1dot5.message, "C")
self.assertEqual(get_first_from_1dot5.timestamp, 2)
get_first_from_0 = data_list.get_first_from(0)
self.assertEqual(get_first_from_0.message, "A")
self.assertEqual(get_first_from_0.timestamp, 0)
# Check that accessing to lately timestamp fails
with self.assertRaises(KeyError):
data_list.get_first_from(4)
def test_get_last_before(self):
"""Test TimestampedObjectsList get_last_before method."""
data_list = DataFeatures.TimestampedObjectsList(BasicDataClass, \
[
BasicDataClass(message="A", timestamp=0),
BasicDataClass(message="B", timestamp=1),
BasicDataClass(message="C", timestamp=2),
BasicDataClass(message="D", timestamp=3)
])
get_last_before_2 = data_list.get_last_before(2)
self.assertEqual(get_last_before_2.message, "B")
self.assertEqual(get_last_before_2.timestamp, 1)
self.assertEqual(len(data_list), 4)
get_last_before_1dot5 = data_list.get_last_before(1.5)
self.assertEqual(get_last_before_1dot5.message,"B")
self.assertEqual(get_last_before_1dot5.timestamp, 1)
get_last_before_4 = data_list.get_last_before(4)
self.assertEqual(get_last_before_4.message, "D")
self.assertEqual(get_last_before_4.timestamp, 3)
# Check that accessing to early timestamp fails
with self.assertRaises(KeyError):
data_list.get_last_before(-1)
def test_get_last_until(self):
"""Test TimestampedObjectsList get_last_until method."""
data_list = DataFeatures.TimestampedObjectsList(BasicDataClass, \
[
BasicDataClass(message="A", timestamp=0),
BasicDataClass(message="B", timestamp=1),
BasicDataClass(message="C", timestamp=2),
BasicDataClass(message="D", timestamp=3)
])
get_last_until_2 = data_list.get_last_until(2)
self.assertEqual(get_last_until_2.message, "C")
self.assertEqual(get_last_until_2.timestamp, 2)
self.assertEqual(len(data_list), 4)
get_last_until_1dot5 = data_list.get_last_until(1.5)
self.assertEqual(get_last_until_1dot5.message, "B")
self.assertEqual(get_last_until_1dot5.timestamp, 1)
get_last_until_4 = data_list.get_last_until(4)
self.assertEqual(get_last_until_4.message, "D")
self.assertEqual(get_last_until_4.timestamp, 3)
# Check that accessing to early timestamp fails
with self.assertRaises(KeyError):
data_list.get_last_until(-1)
if __name__ == '__main__':
unittest.main()
|
