mirror of https://github.com/swig/swig
39 lines
622 B
Python
39 lines
622 B
Python
import virtual_poly
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d = virtual_poly.NDouble(3.5)
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i = virtual_poly.NInt(2)
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#
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# the copy methods return the right polymorphic types
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#
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dc = d.copy()
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ic = i.copy()
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if d.get() != dc.get():
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raise RuntimeError
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if i.get() != ic.get():
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raise RuntimeError
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virtual_poly.incr(ic)
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if (i.get() + 1) != ic.get():
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raise RuntimeError
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dr = d.ref_this()
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if d.get() != dr.get():
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raise RuntimeError
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#
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# 'narrowing' also works
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#
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ddc = virtual_poly.NDouble.narrow(d.nnumber())
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if d.get() != ddc.get():
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raise RuntimeError
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dic = virtual_poly.NInt.narrow(i.nnumber())
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if i.get() != dic.get():
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raise RuntimeError
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