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#!/usr/bin/env python3
# Copyright Jim Bosch & Ankit Daftery 2010-2012.
# Distributed under the Boost Software License, Version 1.0.
# (See accompanying file LICENSE_1_0.txt or copy at
# http://www.boost.org/LICENSE_1_0.txt)
import
dtype_ext
import
unittest
import
numpy
import
sys
if
(
sys
.
version_info
.
major
>=
3
):
long
=
int
class
DtypeTestCase
(
unittest
.
TestCase
):
def
assertEquivalent
(
self
,
a
,
b
):
return
self
.
assertTrue
(
dtype_ext
.
equivalent
(
a
,
b
),
"%r is not equivalent to %r"
)
def
testIntegers
(
self
):
for
bits
in
(
8
,
16
,
32
,
64
):
s
=
getattr
(
numpy
,
"int%d"
%
bits
)
u
=
getattr
(
numpy
,
"uint%d"
%
bits
)
fs
=
getattr
(
dtype_ext
,
"accept_int%d"
%
bits
)
fu
=
getattr
(
dtype_ext
,
"accept_uint%d"
%
bits
)
self
.
assertEquivalent
(
fs
(
s
(
1
)),
numpy
.
dtype
(
s
))
self
.
assertEquivalent
(
fu
(
u
(
1
)),
numpy
.
dtype
(
u
))
# these should just use the regular Boost.Python converters
self
.
assertEquivalent
(
fs
(
True
),
numpy
.
dtype
(
s
))
self
.
assertEquivalent
(
fu
(
True
),
numpy
.
dtype
(
u
))
self
.
assertEquivalent
(
fs
(
int
(
1
)),
numpy
.
dtype
(
s
))
self
.
assertEquivalent
(
fu
(
int
(
1
)),
numpy
.
dtype
(
u
))
self
.
assertEquivalent
(
fs
(
long
(
1
)),
numpy
.
dtype
(
s
))
self
.
assertEquivalent
(
fu
(
long
(
1
)),
numpy
.
dtype
(
u
))
for
name
in
(
"bool_"
,
"byte"
,
"ubyte"
,
"short"
,
"ushort"
,
"intc"
,
"uintc"
):
t
=
getattr
(
numpy
,
name
)
ft
=
getattr
(
dtype_ext
,
"accept_%s"
%
name
)
self
.
assertEquivalent
(
ft
(
t
(
1
)),
numpy
.
dtype
(
t
))
# these should just use the regular Boost.Python converters
self
.
assertEquivalent
(
ft
(
True
),
numpy
.
dtype
(
t
))
if
name
!=
"bool_"
:
self
.
assertEquivalent
(
ft
(
int
(
1
)),
numpy
.
dtype
(
t
))
self
.
assertEquivalent
(
ft
(
long
(
1
)),
numpy
.
dtype
(
t
))
def
testFloats
(
self
):
f
=
numpy
.
float32
c
=
numpy
.
complex64
self
.
assertEquivalent
(
dtype_ext
.
accept_float32
(
f
(
numpy
.
pi
)),
numpy
.
dtype
(
f
))
self
.
assertEquivalent
(
dtype_ext
.
accept_complex64
(
c
(
1
+
2j
)),
numpy
.
dtype
(
c
))
f
=
numpy
.
float64
c
=
numpy
.
complex128
self
.
assertEquivalent
(
dtype_ext
.
accept_float64
(
f
(
numpy
.
pi
)),
numpy
.
dtype
(
f
))
self
.
assertEquivalent
(
dtype_ext
.
accept_complex128
(
c
(
1
+
2j
)),
numpy
.
dtype
(
c
))
if
hasattr
(
numpy
,
"longdouble"
)
and
hasattr
(
dtype_ext
,
"accept_longdouble"
):
f
=
numpy
.
longdouble
c
=
numpy
.
clongdouble
self
.
assertEquivalent
(
dtype_ext
.
accept_longdouble
(
f
(
numpy
.
pi
)),
numpy
.
dtype
(
f
))
self
.
assertEquivalent
(
dtype_ext
.
accept_clongdouble
(
c
(
1
+
2j
)),
numpy
.
dtype
(
c
))
if
__name__
==
"__main__"
:
unittest
.
main
()
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