42 lines
1.1 KiB
Python
42 lines
1.1 KiB
Python
from pyqtgraph.parametertree import Parameter
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def test_parameter_hasdefault():
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opts = {'name': 'param', 'type': int, 'value': 1}
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# default unspecified
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p = Parameter(**opts)
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assert p.hasDefault()
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assert p.defaultValue() == opts["value"]
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p.setDefault(2)
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assert p.hasDefault()
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assert p.defaultValue() == 2
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# default specified
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p = Parameter(default=0, **opts)
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assert p.hasDefault()
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assert p.defaultValue() == 0
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# default specified as None
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p = Parameter(default=None, **opts)
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assert not p.hasDefault()
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def test_unpack_parameter():
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# test that **unpacking correctly returns child name/value maps
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params = [
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dict(name='a', type='int', value=1),
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dict(name='b', type='str', value='2'),
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dict(name='c', type='float', value=3.0),
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]
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p = Parameter.create(name='params', type='group', children=params)
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result = dict(**p)
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assert 'a' in result
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assert result['a'] == 1
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assert 'b' in result
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assert result['b'] == '2'
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assert 'c' in result
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assert result['c'] == 3.0
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