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#!/usr/bin/python
# Copyright (C) 2023 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
'''Test cases for QCharts/numpy'''
import os
import sys
import unittest
try:
import numpy as np
HAVE_NUMPY = True
except ModuleNotFoundError:
HAVE_NUMPY = False
from pathlib import Path
sys.path.append(os.fspath(Path(__file__).resolve().parents[1]))
from init_paths import init_test_paths
init_test_paths(False)
from helper.usesqapplication import UsesQApplication
from PySide6.QtCore import QCoreApplication
from PySide6.QtCharts import QLineSeries
class QChartsNumpyTestCase(UsesQApplication):
'''Tests related to QCharts/numpy'''
@unittest.skipUnless(HAVE_NUMPY, "requires numpy")
def test(self):
"""PYSIDE-2313: Verify various types."""
line_series = QLineSeries()
data_types = [np.short, np.ushort, np.int32, np.uint32,
np.int64, np.uint64, np.float32, np.float64]
for dt in data_types:
print("Testing ", dt)
old_size = line_series.count()
x_arr = np.array([2], dtype=dt)
y_arr = np.array([3], dtype=dt)
line_series.appendNp(x_arr, y_arr)
size = line_series.count()
self.assertEqual(size, old_size + 1)
point = line_series.points()[size - 1]
self.assertEqual(point.x(), 2)
self.assertEqual(point.y(), 3)
if __name__ == '__main__':
unittest.main()
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