cimport __cython__
-__doc__ = u"""
+
+cimport stdlib
+# Add all test_X function docstrings as unit tests
+
+__test__ = {}
+setup_string = """
>>> A = IntMockBuffer("A", range(6))
>>> B = IntMockBuffer("B", range(6))
+ >>> C = IntMockBuffer("C", range(6), (2,3))
>>> E = ErrorBuffer("E")
+
+"""
+def testcase(func):
+ __test__[func.__name__] = setup_string + func.__doc__
+ return func
+
+@testcase
+def acquire_release(o1, o2):
+ """
>>> acquire_release(A, B)
acquired A
released A
acquired B
released B
+ """
+ cdef object[int] buf
+ buf = o1
+ buf = o2
-Apparently, doctest won't handle mixed exceptions and print
-stats, so need to circumvent this.
- >>> #A.resetlog()
- >>> #acquire_raise(A)
+#@testcase
+def acquire_raise(o):
+ """
+ Apparently, doctest won't handle mixed exceptions and print
+ stats, so need to circumvent this.
+
+ >>> A.resetlog()
+ >>> acquire_raise(A)
Traceback (most recent call last):
...
Exception: on purpose
- >>> #A.printlog()
+ >>> A.printlog()
acquired A
released A
+ """
+ cdef object[int] buf
+ buf = o
+ o.printlog()
+ raise Exception("on purpose")
+
+@testcase
+def as_argument(object[int] bufarg, int n):
+ """
>>> as_argument(A, 6)
acquired A
0 1 2 3 4 5
released A
+ """
+ cdef int i
+ for i in range(n):
+ print bufarg[i],
+ print
+
+@testcase
+def as_argument_defval(object[int] bufarg=IntMockBuffer('default', range(6)), int n=6):
+ """
>>> as_argument_defval()
acquired default
0 1 2 3 4 5
acquired A
0 1 2 3 4 5
released A
+ """
+ cdef int i
+ for i in range(n):
+ print bufarg[i],
+ print
+@testcase
+def cdef_assignment(obj, n):
+ """
>>> cdef_assignment(A, 6)
acquired A
0 1 2 3 4 5
released A
+
+ """
+ cdef object[int] buf = obj
+ cdef int i
+ for i in range(n):
+ print buf[i],
+ print
- >>> #forin_assignment([A, B, A], 3)
+@testcase
+def forin_assignment(objs, int pick):
+ """
+ >>> as_argument_defval()
+ acquired default
+ 0 1 2 3 4 5
+ released default
+ >>> as_argument_defval(A, 6)
acquired A
- 3
+ 0 1 2 3 4 5
released A
+ """
+ cdef object[int] buf
+ for buf in objs:
+ print buf[pick]
+
+@testcase
+def cascaded_buffer_assignment(obj):
+ """
+ >>> cascaded_buffer_assignment(A)
+ acquired A
+ acquired A
+ released A
+ released A
+ """
+ cdef object[int] a, b
+ a = b = obj
+
+@testcase
+def tuple_buffer_assignment1(a, b):
+ """
+ >>> tuple_buffer_assignment1(A, B)
+ acquired A
acquired B
- 3
+ released A
released B
- acquired A
- 3
- released A
-
- >>> printbuf_float(FloatMockBuffer("F", [1.0, 1.25, 0.75, 1.0]), (4,))
- acquired F
- 1.0 1.25 0.75 1.0
- released F
+ """
+ cdef object[int] x, y
+ x, y = a, b
- >>> C = IntMockBuffer("C", range(6), (2,3))
+@testcase
+def tuple_buffer_assignment2(tup):
+ """
+ >>> tuple_buffer_assignment2((A, B))
+ acquired A
+ acquired B
+ released A
+ released B
+ """
+ cdef object[int] x, y
+ x, y = tup
+
+@testcase
+def printbuf_int_2d(o, shape):
+ """
>>> printbuf_int_2d(C, (2,3))
acquired C
0 1 2
3 4 5
released C
+ """
+ # should make shape builtin
+ cdef object[int, 2] buf
+ buf = o
+ cdef int i, j
+ for i in range(shape[0]):
+ for j in range(shape[1]):
+ print buf[i, j],
+ print
-Check negative indexing:
+@testcase
+def get_int_2d(object[int, 2] buf, int i, int j):
+ """
+ Check negative indexing:
>>> get_int_2d(C, 1, 1)
acquired C
released C
released C
0
-Out-of-bounds errors:
+ Out-of-bounds errors:
>>> get_int_2d(C, 2, 0)
Traceback (most recent call last):
...
Traceback (most recent call last):
...
IndexError: Out of bounds on buffer access (axis 1)
+
+ """
+ return buf[i, j]
-Unsigned indexing:
+@testcase
+def get_int_2d_uintindex(object[int, 2] buf, unsigned int i, unsigned int j):
+ """
+ Unsigned indexing:
>>> get_int_2d_uintindex(C, 0, 0)
acquired C
released C
acquired C
released C
5
-
-"""
-
-cimport stdlib
+ """
+ # This is most interesting with regards to the C code
+ # generated.
+ return buf[i, j]
-def acquire_release(o1, o2):
- cdef object[int] buf
- buf = o1
- buf = o2
-def acquire_raise(o):
- cdef object[int] buf
- buf = o
- o.printlog()
- raise Exception("on purpose")
-
-def as_argument(object[int] bufarg, int n):
- cdef int i
- for i in range(n):
- print bufarg[i],
- print
+#
+# Buffer type mismatch examples. Varying the type and access
+# method simultaneously, the odds of an interaction is virtually
+# zero.
+#
+@testcase
+def fmtst1(buf):
+ """
+ >>> fmtst1(IntMockBuffer("A", range(3)))
+ Traceback (most recent call last):
+ ...
+ TypeError: Buffer datatype mismatch (rejecting on 'i')
+ """
+ cdef object[float] a = buf
-def as_argument_defval(object[int] bufarg=IntMockBuffer('default', range(6)), int n=6):
- cdef int i
- for i in range(n):
- print bufarg[i],
- print
+@testcase
+def fmtst2(object[int] buf):
+ """
+ >>> fmtst1(FloatMockBuffer("A", range(3)))
+ Traceback (most recent call last):
+ ...
+ TypeError: Buffer datatype mismatch (rejecting on 'f')
+ """
-def cdef_assignment(obj, n):
- cdef object[int] buf = obj
- cdef int i
- for i in range(n):
- print buf[i],
- print
+@testcase
+def ndim1(object[int, 2] buf):
+ """
+ >>> ndim1(IntMockBuffer("A", range(3)))
+ Traceback (most recent call last):
+ ...
+ TypeError: Buffer datatype mismatch (rejecting on 'f')
+ """
-def forin_assignment(objs, int pick):
- cdef object[int] buf
- for buf in objs:
- print buf[pick]
+@testcase
def printbuf_float(o, shape):
+ """
+ >>> printbuf_float(FloatMockBuffer("F", [1.0, 1.25, 0.75, 1.0]), (4,))
+ acquired F
+ 1.0 1.25 0.75 1.0
+ released F
+ """
+
# should make shape builtin
cdef object[float] buf
buf = o
for i in range(shape[0]):
print buf[i],
print
-
-
-def printbuf_int_2d(o, shape):
- # should make shape builtin
- cdef object[int, 2] buf
- buf = o
- cdef int i, j
- for i in range(shape[0]):
- for j in range(shape[1]):
- print buf[i, j],
- print
-
-def get_int_2d(object[int, 2] buf, int i, int j):
- return buf[i, j]
-def get_int_2d_uintindex(object[int, 2] buf, unsigned int i, unsigned int j):
- # This is most interesting with regards to the C code
- # generated.
- return buf[i, j]
-
cdef class MockBuffer:
cdef object format
cdef char* buffer
def __releasebuffer__(MockBuffer self, Py_buffer* buffer):
raise Exception("releasing %s" % self.label)
+
projects / cython.git / commitdiff