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Add unit tests
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# -*- coding: utf-8 -*- | ||
"""QGIS Unit tests for QgsRangeSlider | ||
.. note:: 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 2 of the License, or | ||
(at your option) any later version. | ||
""" | ||
__author__ = 'Nyall Dawson' | ||
__date__ = '2020-11-25' | ||
__copyright__ = 'Copyright 2020, The QGIS Project' | ||
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import qgis # NOQA | ||
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from qgis.gui import QgsRangeSlider | ||
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from qgis.PyQt.QtCore import Qt | ||
from qgis.PyQt.QtWidgets import QSlider | ||
from qgis.PyQt.QtTest import QSignalSpy | ||
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from qgis.testing import start_app, unittest | ||
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start_app() | ||
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class TestQgsRangeSlider(unittest.TestCase): | ||
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def testSettersGetters(self): | ||
w = QgsRangeSlider() | ||
w.setOrientation(Qt.Horizontal) | ||
self.assertEqual(w.orientation(), Qt.Horizontal) | ||
w.setOrientation(Qt.Vertical) | ||
self.assertEqual(w.orientation(), Qt.Vertical) | ||
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w.setTickPosition(QSlider.TicksAbove) | ||
self.assertEqual(w.tickPosition(), QSlider.TicksAbove) | ||
w.setTickInterval(5) | ||
self.assertEqual(w.tickInterval(), 5) | ||
w.setFlippedDirection(True) | ||
self.assertTrue(w.flippedDirection()) | ||
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def testLimits(self): | ||
w = QgsRangeSlider() | ||
spy = QSignalSpy(w.rangeLimitsChanged) | ||
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w.setMaximum(50) | ||
self.assertEqual(w.minimum(), 0) | ||
self.assertEqual(w.maximum(), 50) | ||
self.assertEqual(len(spy), 1) | ||
self.assertEqual(spy[-1], [0, 50]) | ||
w.setMaximum(50) | ||
self.assertEqual(len(spy), 1) | ||
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w.setMinimum(40) | ||
self.assertEqual(w.minimum(), 40) | ||
self.assertEqual(w.maximum(), 50) | ||
self.assertEqual(len(spy), 2) | ||
self.assertEqual(spy[-1], [40, 50]) | ||
w.setMinimum(40) | ||
self.assertEqual(len(spy), 2) | ||
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w.setRangeLimits(40, 50) | ||
self.assertEqual(w.minimum(), 40) | ||
self.assertEqual(w.maximum(), 50) | ||
self.assertEqual(len(spy), 2) | ||
w.setRangeLimits(40, 60) | ||
self.assertEqual(w.minimum(), 40) | ||
self.assertEqual(w.maximum(), 60) | ||
self.assertEqual(len(spy), 3) | ||
self.assertEqual(spy[-1], [40, 60]) | ||
w.setRangeLimits(45, 60) | ||
self.assertEqual(w.minimum(), 45) | ||
self.assertEqual(w.maximum(), 60) | ||
self.assertEqual(len(spy), 4) | ||
self.assertEqual(spy[-1], [45, 60]) | ||
w.setRangeLimits(30, 70) | ||
self.assertEqual(w.minimum(), 30) | ||
self.assertEqual(w.maximum(), 70) | ||
self.assertEqual(len(spy), 5) | ||
self.assertEqual(spy[-1], [30, 70]) | ||
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# inconsistent ranges | ||
w.setMinimum(80) | ||
self.assertEqual(w.minimum(), 80) | ||
self.assertEqual(w.maximum(), 80) | ||
self.assertEqual(len(spy), 6) | ||
self.assertEqual(spy[-1], [80, 80]) | ||
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w.setRangeLimits(10, 20) | ||
self.assertEqual(len(spy), 7) | ||
w.setMaximum(8) | ||
self.assertEqual(w.minimum(), 8) | ||
self.assertEqual(w.maximum(), 8) | ||
self.assertEqual(len(spy), 8) | ||
self.assertEqual(spy[-1], [8, 8]) | ||
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w.setRangeLimits(20, 10) | ||
self.assertEqual(w.minimum(), 10) | ||
self.assertEqual(w.maximum(), 20) | ||
self.assertEqual(len(spy), 9) | ||
self.assertEqual(spy[-1], [10, 20]) | ||
w.setRangeLimits(20, 10) | ||
self.assertEqual(w.minimum(), 10) | ||
self.assertEqual(w.maximum(), 20) | ||
self.assertEqual(len(spy), 9) | ||
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def testValues(self): | ||
w = QgsRangeSlider() | ||
w.setRangeLimits(0, 10) | ||
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w.setUpperValue(7) | ||
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spy = QSignalSpy(w.rangeChanged) | ||
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w.setLowerValue(5) | ||
self.assertEqual(w.lowerValue(), 5) | ||
self.assertEqual(len(spy), 1) | ||
self.assertEqual(spy[-1], [5, 7]) | ||
w.setLowerValue(5) | ||
self.assertEqual(w.lowerValue(), 5) | ||
self.assertEqual(len(spy), 1) | ||
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w.setUpperValue(8) | ||
self.assertEqual(w.lowerValue(), 5) | ||
self.assertEqual(w.upperValue(), 8) | ||
self.assertEqual(len(spy), 2) | ||
self.assertEqual(spy[-1], [5, 8]) | ||
w.setUpperValue(8) | ||
self.assertEqual(w.lowerValue(), 5) | ||
self.assertEqual(w.upperValue(), 8) | ||
self.assertEqual(len(spy), 2) | ||
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w.setRange(3, 7) | ||
self.assertEqual(w.lowerValue(), 3) | ||
self.assertEqual(w.upperValue(), 7) | ||
self.assertEqual(len(spy), 3) | ||
self.assertEqual(spy[-1], [3, 7]) | ||
w.setRange(3, 7) | ||
self.assertEqual(w.lowerValue(), 3) | ||
self.assertEqual(w.upperValue(), 7) | ||
self.assertEqual(len(spy), 3) | ||
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w.setRange(3, 8) | ||
self.assertEqual(w.lowerValue(), 3) | ||
self.assertEqual(w.upperValue(), 8) | ||
self.assertEqual(len(spy), 4) | ||
self.assertEqual(spy[-1], [3, 8]) | ||
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w.setRange(4, 8) | ||
self.assertEqual(w.lowerValue(), 4) | ||
self.assertEqual(w.upperValue(), 8) | ||
self.assertEqual(len(spy), 5) | ||
self.assertEqual(spy[-1], [4, 8]) | ||
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# set min > max, max should be raised | ||
w.setLowerValue(9) | ||
self.assertEqual(w.lowerValue(), 9) | ||
self.assertEqual(w.upperValue(), 9) | ||
self.assertEqual(len(spy), 6) | ||
self.assertEqual(spy[-1], [9, 9]) | ||
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w.setRange(4, 8) | ||
self.assertEqual(len(spy), 7) | ||
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# set max < min, min should be lowered | ||
w.setUpperValue(3) | ||
self.assertEqual(w.lowerValue(), 3) | ||
self.assertEqual(w.upperValue(), 3) | ||
self.assertEqual(len(spy), 8) | ||
self.assertEqual(spy[-1], [3, 3]) | ||
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# set to values outside limit, should be clamped | ||
w.setUpperValue(12) | ||
self.assertEqual(w.lowerValue(), 3) | ||
self.assertEqual(w.upperValue(), 10) | ||
self.assertEqual(len(spy), 9) | ||
self.assertEqual(spy[-1], [3, 10]) | ||
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w.setLowerValue(-2) | ||
self.assertEqual(w.lowerValue(), 0) | ||
self.assertEqual(w.upperValue(), 10) | ||
self.assertEqual(len(spy), 10) | ||
self.assertEqual(spy[-1], [0, 10]) | ||
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w.setUpperValue(-3) | ||
self.assertEqual(w.lowerValue(), 0) | ||
self.assertEqual(w.upperValue(), 0) | ||
self.assertEqual(len(spy), 11) | ||
self.assertEqual(spy[-1], [0, 0]) | ||
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w.setLowerValue(13) | ||
self.assertEqual(w.lowerValue(), 10) | ||
self.assertEqual(w.upperValue(), 10) | ||
self.assertEqual(len(spy), 12) | ||
self.assertEqual(spy[-1], [10, 10]) | ||
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w.setRange(-2, 3) | ||
self.assertEqual(w.lowerValue(), 0) | ||
self.assertEqual(w.upperValue(), 3) | ||
self.assertEqual(len(spy), 13) | ||
self.assertEqual(spy[-1], [0, 3]) | ||
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w.setRange(3, 13) | ||
self.assertEqual(w.lowerValue(), 3) | ||
self.assertEqual(w.upperValue(), 10) | ||
self.assertEqual(len(spy), 14) | ||
self.assertEqual(spy[-1], [3, 10]) | ||
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w.setRange(-3, -2) | ||
self.assertEqual(w.lowerValue(), 0) | ||
self.assertEqual(w.upperValue(), 0) | ||
self.assertEqual(len(spy), 15) | ||
self.assertEqual(spy[-1], [0, 0]) | ||
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w.setRange(12, 13) | ||
self.assertEqual(w.lowerValue(), 10) | ||
self.assertEqual(w.upperValue(), 10) | ||
self.assertEqual(len(spy), 16) | ||
self.assertEqual(spy[-1], [10, 10]) | ||
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# flipped ranges | ||
w.setRange(7, 4) | ||
self.assertEqual(w.lowerValue(), 4) | ||
self.assertEqual(w.upperValue(), 7) | ||
self.assertEqual(len(spy), 17) | ||
self.assertEqual(spy[-1], [4, 7]) | ||
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def testChangeLimitsOutsideValue(self): | ||
# force value changes via limit changes | ||
w = QgsRangeSlider() | ||
w.setRangeLimits(0, 10) | ||
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w.setUpperValue(7) | ||
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spy = QSignalSpy(w.rangeChanged) | ||
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w.setMaximum(5) | ||
self.assertEqual(w.lowerValue(), 0) | ||
self.assertEqual(w.upperValue(), 5) | ||
self.assertEqual(len(spy), 1) | ||
self.assertEqual(spy[-1], [0, 5]) | ||
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w.setMinimum(2) | ||
self.assertEqual(w.lowerValue(), 2) | ||
self.assertEqual(w.upperValue(), 5) | ||
self.assertEqual(len(spy), 2) | ||
self.assertEqual(spy[-1], [2, 5]) | ||
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w.setRangeLimits(0, 10) | ||
w.setRange(0, 10) | ||
self.assertEqual(len(spy), 3) | ||
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w.setRangeLimits(3, 7) | ||
self.assertEqual(w.lowerValue(), 3) | ||
self.assertEqual(w.upperValue(), 7) | ||
self.assertEqual(len(spy), 4) | ||
self.assertEqual(spy[-1], [3, 7]) | ||
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w.setRangeLimits(0, 10) | ||
w.setRange(0, 10) | ||
self.assertEqual(len(spy), 5) | ||
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w.setRangeLimits(7, 3) # flipped | ||
self.assertEqual(w.lowerValue(), 3) | ||
self.assertEqual(w.upperValue(), 7) | ||
self.assertEqual(len(spy), 6) | ||
self.assertEqual(spy[-1], [3, 7]) | ||
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if __name__ == '__main__': | ||
unittest.main() |