def test_format_descriptors():
with pytest.raises(RuntimeError) as excinfo:
m.get_format_unbound()
assert re.match("^NumPy type info missing for .*UnboundStruct.*$",
str(excinfo.value))
ld = np.dtype("longdouble")
ldbl_fmt = ("4x" if ld.alignment > 4 else "") + ld.char
ss_fmt = "^T{?:bool_:3xI:uint_:f:float_:" + ldbl_fmt + ":ldbl_:}"
dbl = np.dtype("double")
end_padding = ld.itemsize % np.dtype("uint64").alignment
partial_fmt = ("^T{?:bool_:3xI:uint_:f:float_:" +
str(4 * (dbl.alignment > 4) + dbl.itemsize + 8 *
(ld.alignment > 8)) + "xg:ldbl_:" +
(str(end_padding) + "x}" if end_padding > 0 else "}"))
nested_extra = str(max(8, ld.alignment))
assert m.print_format_descriptors() == [
ss_fmt,
"^T{?:bool_:I:uint_:f:float_:g:ldbl_:}",
"^T{" + ss_fmt + ":a:^T{?:bool_:I:uint_:f:float_:g:ldbl_:}:b:}",
partial_fmt,
"^T{" + nested_extra + "x" + partial_fmt + ":a:" + nested_extra + "x}",
"^T{3s:a:3s:b:}",
"^T{(3)4s:a:(2)i:b:(3)B:c:1x(4, 2)f:d:}",
"^T{q:e1:B:e2:}",
"^T{Zf:cflt:Zd:cdbl:}",
]
def test_format_descriptors():
with pytest.raises(RuntimeError) as excinfo:
m.get_format_unbound()
assert re.match('^NumPy type info missing for .*UnboundStruct.*$', str(excinfo.value))
ld = np.dtype('longdouble')
ldbl_fmt = ('4x' if ld.alignment > 4 else '') + ld.char
ss_fmt = "^T{?:bool_:3xI:uint_:f:float_:" + ldbl_fmt + ":ldbl_:}"
dbl = np.dtype('double')
partial_fmt = ("^T{?:bool_:3xI:uint_:f:float_:" +
str(4 * (dbl.alignment > 4) + dbl.itemsize + 8 * (ld.alignment > 8)) +
"xg:ldbl_:}")
nested_extra = str(max(8, ld.alignment))
assert m.print_format_descriptors() == [
ss_fmt,
"^T{?:bool_:I:uint_:f:float_:g:ldbl_:}",
"^T{" + ss_fmt + ":a:^T{?:bool_:I:uint_:f:float_:g:ldbl_:}:b:}",
partial_fmt,
"^T{" + nested_extra + "x" + partial_fmt + ":a:" + nested_extra + "x}",
"^T{3s:a:3s:b:}",
"^T{(3)4s:a:(2)i:b:(3)B:c:1x(4, 2)f:d:}",
'^T{q:e1:B:e2:}',
'^T{Zf:cflt:Zd:cdbl:}'
]
