44 lines
1.6 KiB
Python
44 lines
1.6 KiB
Python
# (c) Juergen Riegel (juergen.riegel@web.de) 20010 LGPL
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import FreeCAD
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import unittest
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import math
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def tu(str):
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return FreeCAD.Units.Quantity(str).Value
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#---------------------------------------------------------------------------
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# define the functions to test the FreeCAD UnitApi code
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#---------------------------------------------------------------------------
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def compare(x, y):
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return math.fabs(x - y) < 0.00001
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class UnitBasicCases(unittest.TestCase):
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def testConversions(self):
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#tu = FreeCAD.Units.translateUnit
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self.failUnless(compare(tu('10 m'), 10000.0))
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self.failUnless(compare(tu('3/8 in'), 9.525))
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self.failUnless(compare(tu('100 km/h'), 27777.77777777))
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self.failUnless(compare(tu('m^2*kg*s^-3*A^-2'), 1000000.0))
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self.failUnless(compare(tu('(m^2*kg)/(A^2*s^3)'), 1000000.0))
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self.failUnless(compare(tu('2*pi rad'), 360.0))
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self.failUnless(compare(tu('2*pi rad') / tu('gon'), 400.0))
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self.failUnless(compare(tu('999 kg') / tu('1 m^3'), 0.000009999))
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def testImperial(self):
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#tu = FreeCAD.Units.translateUnit
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self.failUnless(compare(tu('3/8in'), 9.525))
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#self.failUnless(compare(tu('1fo(3+7/16)in'),392.112500))thisgivesaparsersyntaxerror!!!
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self.failUnless(compare(tu('1\'(3+7/16)"'), 392.112500))
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def testTrigonometric(self):
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#tu=FreeCAD.Units.translateUnit
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self.failUnless(compare(tu('sin(pi)'), math.sin(math.pi)))
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self.failUnless(compare(tu('cos(pi)'), math.cos(math.pi)))
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self.failUnless(compare(tu('tan(pi)'), math.tan(math.pi)))
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