Author: Armin Rigo <ar...@tunes.org>
Branch:
Changeset: r2359:ebcda8268d47
Date: 2015-10-22 09:31 +0200
http://bitbucket.org/cffi/cffi/changeset/ebcda8268d47/
Log: wchar_t can be signed or not, apparently, even on the same platform
(arm linux)
diff --git a/testing/cffi0/backend_tests.py b/testing/cffi0/backend_tests.py
--- a/testing/cffi0/backend_tests.py
+++ b/testing/cffi0/backend_tests.py
@@ -756,10 +756,11 @@
p = ffi.cast("long long", ffi.cast("wchar_t", -1))
if SIZE_OF_WCHAR == 2: # 2 bytes, unsigned
assert int(p) == 0xffff
- elif platform.machine().startswith(('arm', 'aarch64')):
- assert int(p) == 0xffffffff # 4 bytes, unsigned
- else: # 4 bytes, signed
+ elif (sys.platform.startswith('linux') and
+ platform.machine().startswith('x86')): # known to be signed
assert int(p) == -1
+ else: # in general, it can be either signed or not
+ assert int(p) in [-1, 0xffffffff] # e.g. on arm, both cases occur
p = ffi.cast("int", u+'\u1234')
assert int(p) == 0x1234
diff --git a/testing/cffi1/test_new_ffi_1.py b/testing/cffi1/test_new_ffi_1.py
--- a/testing/cffi1/test_new_ffi_1.py
+++ b/testing/cffi1/test_new_ffi_1.py
@@ -781,10 +781,11 @@
p = ffi.cast("long long", ffi.cast("wchar_t", -1))
if SIZE_OF_WCHAR == 2: # 2 bytes, unsigned
assert int(p) == 0xffff
- elif platform.machine().startswith(('arm', 'aarch64')):
- assert int(p) == 0xffffffff # 4 bytes, unsigned
- else: # 4 bytes, signed
+ elif (sys.platform.startswith('linux') and
+ platform.machine().startswith('x86')): # known to be signed
assert int(p) == -1
+ else: # in general, it can be either signed or not
+ assert int(p) in [-1, 0xffffffff] # e.g. on arm, both cases occur
p = ffi.cast("int", u+'\u1234')
assert int(p) == 0x1234
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