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Léo-Paul Géneau
wendelin
Commits
cfd3e9c6
Commit
cfd3e9c6
authored
Jun 08, 2022
by
Levin Zimmermann
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erp5_wendelin: Add test for numpy <> wendelin conversion
parent
da3981df
Changes
1
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33 additions
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1 deletion
+33
-1
bt5/erp5_wendelin/TestTemplateItem/portal_components/test.erp5.testWendelin.py
...tTemplateItem/portal_components/test.erp5.testWendelin.py
+33
-1
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bt5/erp5_wendelin/TestTemplateItem/portal_components/test.erp5.testWendelin.py
View file @
cfd3e9c6
...
...
@@ -28,10 +28,12 @@
from
Products.ERP5Type.tests.ERP5TypeTestCase
import
ERP5TypeTestCase
from
wendelin.bigarray.array_zodb
import
ZBigArray
from
cStringIO
import
StringIO
import
binascii
import
msgpack
import
numpy
as
np
import
string
import
random
import
struct
import
urllib
...
...
@@ -523,4 +525,34 @@ class Test(ERP5TypeTestCase):
)
zbigarray
=
temporary_data_array
.
initArray
(
shape
=
ndarray
.
shape
,
dtype
=
ndarray
.
dtype
)
zbigarray
.
append
(
ndarray
)
self
.
assertTrue
(
np
.
array_equal
(
zbigarray
[
2
:],
ndarray
))
\ No newline at end of file
self
.
assertTrue
(
np
.
array_equal
(
zbigarray
[
2
:],
ndarray
))
def
test_12_numpyWendelinConversion
(
self
):
"""
Test if conversion from numpy arrays to wendelin data works.
"""
portal
=
self
.
portal
ndarray
=
np
.
array
([[
0
,
1
],
[
2
,
3
]])
wendelin_data
=
portal
.
Base_numpyToWendelinData
(
ndarray
)
reconverted_ndarray
=
portal
.
Base_wendelinDataToNumpy
(
wendelin_data
)
self
.
assertIsInstance
(
wendelin_data
,
bytes
)
# Check for header
self
.
assertEqual
(
wendelin_data
[:
4
],
b'
\
x92
WEN'
)
# Test checksum
checksum
=
struct
.
unpack
(
'<i'
,
wendelin_data
[
6
:
10
])[
0
]
self
.
assertEqual
(
checksum
,
binascii
.
crc32
(
wendelin_data
[
10
:]))
# Test inverse conversion works
self
.
assertTrue
(
np
.
array_equal
(
ndarray
,
reconverted_ndarray
))
self
.
assertTrue
(
np
.
array_equal
(
portal
.
Base_wendelinTextToNumpy
(
"kldFTgABq96QqZNOVU1QWQEARgB7J2Rlc2NyJzogJzxmOCcsICdmb3J0cmFuX29yZGVyJzogRmFsc2UsICdzaGFwZSc6ICgwLCksIH0gICAgICAgICAgICAK="
),
np
.
array
([]),
)
)
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