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import pytest
import pyqtgraph as pg
pg.mkQApp()
def test_SpinBox_defaults():
sb = pg.SpinBox()
assert sb.opts['decimals'] == 6
assert sb.opts['int'] is False
@pytest.mark.parametrize("value,expected_text,opts", [
(0, '0', dict(suffix='', siPrefix=False, dec=False, int=False)),
(100, '100', dict()),
(1000000, '1e+06', dict()),
(1000, '1e+03', dict(decimals=2)),
(1000000, '1000000 V', dict(int=True, suffix='V')),
(12345678955, '12345678955', dict(int=True, decimals=100)),
(1.45e-9, '1.45e-09 A', dict(int=False, decimals=6, suffix='A', siPrefix=False)),
(1.45e-9, '1.45 nA', dict(int=False, decimals=6, suffix='A', siPrefix=True)),
(1.45, '1.45 PSI', dict(int=False, decimals=6, suffix='PSI', siPrefix=True)),
(1.45e-3, '1.45 mPSI', dict(int=False, decimals=6, suffix='PSI', siPrefix=True)),
(-2500.3427, '$-2500.34', dict(int=False, format='${value:0.02f}')),
(1000, '1 k', dict(siPrefix=True, suffix="")),
(1.45e-9, 'i = 1.45e-09 A', dict(int=False, decimals=6, suffix='A', siPrefix=False, prefix='i =')),
(0, '0 mV', dict(suffix='V', siPrefix=True, scaleAtZero=1e-3)),
(0, '0 mV', dict(suffix='V', siPrefix=True, minStep=5e-6, scaleAtZero=1e-3)),
(0, '0 mV', dict(suffix='V', siPrefix=True, step=1e-3)),
(0, '0 mV', dict(suffix='V', dec=True, siPrefix=True, minStep=15e-3)),
])
def test_SpinBox_formatting(value, expected_text, opts):
sb = pg.SpinBox(**opts)
sb.setValue(value)
assert sb.value() == value
assert sb.text() == expected_text
def test_evalFunc():
sb = pg.SpinBox(evalFunc=lambda s: 100)
sb.lineEdit().setText('3')
sb.editingFinishedEvent()
assert sb.value() == 100
sb.lineEdit().setText('0')
sb.editingFinishedEvent()
assert sb.value() == 100
@pytest.mark.parametrize("suffix", ["", "V"])
def test_SpinBox_gui_set_value(suffix):
sb = pg.SpinBox(suffix=suffix)
sb.lineEdit().setText(f'0.1{suffix}')
sb.editingFinishedEvent()
assert sb.value() == 0.1
sb.lineEdit().setText(f'0.1 m{suffix}')
sb.editingFinishedEvent()
assert sb.value() == 0.1e-3
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