Author: David Schneider <david.schnei...@picle.org>
Branch:
Changeset: r64939:0e209e181c89
Date: 2013-06-19 13:01 -0500
http://bitbucket.org/pypy/pypy/changeset/0e209e181c89/
Log: more tests for _rawffi structures using bitfields
diff --git a/pypy/module/_rawffi/test/test__rawffi.py
b/pypy/module/_rawffi/test/test__rawffi.py
--- a/pypy/module/_rawffi/test/test__rawffi.py
+++ b/pypy/module/_rawffi/test/test__rawffi.py
@@ -48,12 +48,12 @@
free(x1->next);
free(x1);
}
-
+
const char *static_str = "xxxxxx";
long static_int = 42;
double static_double = 42.42;
long double static_longdouble = 42.42;
-
+
unsigned short add_shorts(short one, short two)
{
return one + two;
@@ -175,7 +175,7 @@
inp.y = inp.x * 100;
return inp;
}
-
+
'''))
symbols = """get_char char_check get_raw_pointer
add_shorts
@@ -194,7 +194,7 @@
eci = ExternalCompilationInfo(export_symbols=symbols)
return str(platform.compile([c_file], eci, 'x', standalone=False))
prepare_c_example = staticmethod(prepare_c_example)
-
+
def setup_class(cls):
space = cls.space
from rpython.rlib.clibffi import get_libc_name
@@ -438,7 +438,7 @@
arg.free()
assert t.tm_year == 70
assert t.tm_sec == 1
- assert t.tm_min == 2
+ assert t.tm_min == 2
x.free()
def test_nested_structures(self):
@@ -464,6 +464,20 @@
free_double_struct = lib.ptr("free_double_struct", ['P'], None)
free_double_struct(res)
+ def test_structure_bitfields_char(self):
+ import _rawffi
+ X = _rawffi.Structure([('A', 'B', 1),
+ ('B', 'B', 6),
+ ('C', 'B', 1)])
+ x = X()
+ x.A = 0xf
+ x.B = 0xff
+ x.C = 0xf
+ assert x.A == 1
+ assert x.B == 63
+ assert x.C == 1
+ x.free()
+
def test_structure_bitfields(self):
import _rawffi
X = _rawffi.Structure([('A', 'I', 1),
@@ -486,6 +500,60 @@
assert (y.a, y.b, y.c) == (-1, -7, 0)
y.free()
+ def test_structure_bitfields_longlong(self):
+ import _rawffi
+ Z = _rawffi.Structure([('a', 'Q', 1),
+ ('b', 'Q', 62),
+ ('c', 'Q', 1)])
+ z = Z()
+ z.a, z.b, z.c = 7, 0x1000000000000001, 7
+ assert (z.a, z.b, z.c) == (1, 0x1000000000000001, 1)
+ z.free()
+
+ def test_structure_ulonglong_bitfields(self):
+ import _rawffi
+ X = _rawffi.Structure([('A', 'Q', 1),
+ ('B', 'Q', 62),
+ ('C', 'Q', 1)])
+ x = X()
+ x.A, x.B, x.C = 7, 0x1000000000000001, 7
+ assert x.A == 1
+ assert x.B == 0x1000000000000001
+ assert x.C == 1
+ x.free()
+
+ def test_structure_longlong_bitfields(self):
+ import _rawffi
+ Y = _rawffi.Structure([('a', 'q', 1),
+ ('b', 'q', 61),
+ ('c', 'q', 1)])
+ y = Y()
+ y.a, y.b, y.c = 0, -7, 0
+ assert (y.a, y.b, y.c) == (0, -7, 0)
+ y.free()
+
+ def test_structure_ulonglong_bitfields(self):
+ import _rawffi
+ X = _rawffi.Structure([('A', 'Q', 1),
+ ('B', 'Q', 62),
+ ('C', 'Q', 1)])
+ x = X()
+ x.A, x.B, x.C = 7, 0x1000000000000001, 7
+ assert x.A == 1
+ assert x.B == 0x1000000000000001
+ assert x.C == 1
+ x.free()
+
+ def test_structure_longlong_bitfields(self):
+ import _rawffi
+ Y = _rawffi.Structure([('a', 'q', 1),
+ ('b', 'q', 61),
+ ('c', 'q', 1)])
+ y = Y()
+ y.a, y.b, y.c = 0, -7, 0
+ assert (y.a, y.b, y.c) == (0, -7, 0)
+ y.free()
+
def test_invalid_bitfields(self):
import _rawffi
raises(TypeError, _rawffi.Structure, [('A', 'c', 1)])
@@ -571,7 +639,7 @@
res = pass_ll(arg1)
assert res[0] == 1<<42
arg1.free()
-
+
def test_callback(self):
import _rawffi
import struct
@@ -970,7 +1038,7 @@
assert res.y == 33
assert s2h.x == 7
assert s2h.y == 11
-
+
s2h.free()
def test_ret_struct_containing_array(self):
@@ -1029,7 +1097,7 @@
class AppTestAutoFree:
spaceconfig = dict(usemodules=['_rawffi', 'struct'])
-
+
def setup_class(cls):
cls.w_sizes_and_alignments = cls.space.wrap(dict(
[(k, (v.c_size, v.c_alignment)) for k,v in TYPEMAP.iteritems()]))
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