Author: Armin Rigo <ar...@tunes.org>
Branch:
Changeset: r511:dfa132331270
Date: 2012-06-25 18:29 +0200
http://bitbucket.org/cffi/cffi/changeset/dfa132331270/
Log: Extra test.
diff --git a/c/test_c.py b/c/test_c.py
--- a/c/test_c.py
+++ b/c/test_c.py
@@ -198,6 +198,27 @@
assert int(cast(p, 4.2)) == 4
py.test.raises(TypeError, newp, new_pointer_type(p), 4.2)
+def test_newp_integer_types():
+ for name in ['signed char', 'short', 'int', 'long', 'long long']:
+ p = new_primitive_type(name)
+ pp = new_pointer_type(p)
+ size = sizeof(p)
+ min = -(1 << (8*size-1))
+ max = (1 << (8*size-1)) - 1
+ assert newp(pp, min)[0] == min
+ assert newp(pp, max)[0] == max
+ py.test.raises(OverflowError, newp, pp, min - 1)
+ py.test.raises(OverflowError, newp, pp, max + 1)
+ for name in ['char', 'short', 'int', 'long', 'long long']:
+ p = new_primitive_type('unsigned ' + name)
+ pp = new_pointer_type(p)
+ size = sizeof(p)
+ max = (1 << (8*size)) - 1
+ assert newp(pp, 0)[0] == 0
+ assert newp(pp, max)[0] == max
+ py.test.raises(OverflowError, newp, pp, -1)
+ py.test.raises(OverflowError, newp, pp, max + 1)
+
def test_reading_pointer_to_char():
BChar = new_primitive_type("char")
py.test.raises(TypeError, newp, BChar, None)
_______________________________________________
pypy-commit mailing list
pypy-commit@python.org
http://mail.python.org/mailman/listinfo/pypy-commit
