Author: mattip <[email protected]>
Branch: cpyext-ext
Changeset: r83821:8ad9620faa9e
Date: 2016-04-22 10:53 +0300
http://bitbucket.org/pypy/pypy/changeset/8ad9620faa9e/
Log: add tests for bytearray, pass on cpython with -A
diff --git a/pypy/module/cpyext/api.py b/pypy/module/cpyext/api.py
--- a/pypy/module/cpyext/api.py
+++ b/pypy/module/cpyext/api.py
@@ -1287,7 +1287,7 @@
prefix=prefix)
code = "#include <Python.h>\n"
if use_micronumpy:
- code += "#include <pypy_numpy.h> /* api.py line 1290 */"
+ code += "#include <pypy_numpy.h> /* api.py line 1290 */\n"
code += "\n".join(functions)
eci = build_eci(False, export_symbols, code, use_micronumpy)
diff --git a/pypy/module/cpyext/test/test_bytearrayobject.py
b/pypy/module/cpyext/test/test_bytearrayobject.py
new file mode 100644
--- /dev/null
+++ b/pypy/module/cpyext/test/test_bytearrayobject.py
@@ -0,0 +1,170 @@
+from pypy.module.cpyext.test.test_cpyext import AppTestCpythonExtensionBase
+
+class AppTestStringObject(AppTestCpythonExtensionBase):
+ def test_basic(self):
+ module = self.import_extension('foo', [
+ ("get_hello1", "METH_NOARGS",
+ """
+ return PyByteArray_FromStringAndSize(
+ "Hello world<should not be included>", 11);
+ """),
+ ("get_hello2", "METH_NOARGS",
+ """
+ return PyByteArray_FromStringAndSize("Hello world", 12);
+ """),
+ ("test_Size", "METH_NOARGS",
+ """
+ PyObject* s = PyByteArray_FromStringAndSize("Hello world",
12);
+ int result = 0;
+ size_t expected_size;
+
+ if(PyByteArray_Size(s) == 12) {
+ result = 1;
+ }
+ #ifdef PYPY_VERSION
+ expected_size = sizeof(void*)*7;
+ #elif defined Py_DEBUG
+ expected_size = 64;
+ #else
+ expected_size = 48;
+ #endif
+ if(s->ob_type->tp_basicsize != expected_size)
+ {
+ printf("tp_basicsize==%ld\\n", s->ob_type->tp_basicsize);
+ result = 0;
+ }
+ Py_DECREF(s);
+ return PyBool_FromLong(result);
+ """),
+ ("test_is_bytearray", "METH_VARARGS",
+ """
+ return PyBool_FromLong(PyByteArray_Check(PyTuple_GetItem(args,
0)));
+ """)], prologue='#include <stdlib.h>')
+ assert module.get_hello1() == 'Hello world'
+ assert module.get_hello2() == 'Hello world\x00'
+ assert module.test_Size()
+ assert module.test_is_bytearray(bytearray(""))
+ assert not module.test_is_bytearray(())
+
+ def test_bytearray_buffer_init(self):
+ module = self.import_extension('foo', [
+ ("getbytearray", "METH_NOARGS",
+ """
+ PyObject *s, *t;
+ char* c;
+ Py_ssize_t len;
+
+ s = PyByteArray_FromStringAndSize(NULL, 4);
+ if (s == NULL)
+ return NULL;
+ t = PyByteArray_FromStringAndSize(NULL, 3);
+ if (t == NULL)
+ return NULL;
+ Py_DECREF(t);
+ c = PyByteArray_AsString(s);
+ c[0] = 'a';
+ c[1] = 'b';
+ c[2] = 0;
+ c[3] = 'c';
+ return s;
+ """),
+ ])
+ s = module.getbytearray()
+ assert len(s) == 4
+ assert s == 'ab\x00c'
+
+ def test_bytearray_mutable(self):
+ module = self.import_extension('foo', [
+ ("mutable", "METH_NOARGS",
+ """
+ PyObject *base;
+ PyByteArrayObject *obj;
+ char * p_str;
+ base = PyByteArray_FromStringAndSize("test", 10);
+ if (PyByteArray_GET_SIZE(base) != 10)
+ return PyLong_FromLong(-PyByteArray_GET_SIZE(base));
+ obj = (PyByteArrayObject*)base;
+ memcpy(PyByteArray_AS_STRING(obj), "works", 6);
+ Py_INCREF(base);
+ return base;
+ """),
+ ])
+ s = module.mutable()
+ if s == '\x00' * 10:
+ assert False, "no RW access to bytearray"
+ assert s[:6] == 'works\x00'
+
+ def test_AsByteArray(self):
+ module = self.import_extension('foo', [
+ ("getbytearray", "METH_NOARGS",
+ """
+ PyObject* s1 = PyByteArray_FromStringAndSize("test", 4);
+ char* c = PyByteArray_AsString(s1);
+ PyObject* s2 = PyByteArray_FromStringAndSize(c, 4);
+ Py_DECREF(s1);
+ return s2;
+ """),
+ ])
+ s = module.getbytearray()
+ assert s == 'test'
+
+ def test_manipulations(self):
+ module = self.import_extension('foo', [
+ ("bytearray_from_string", "METH_VARARGS",
+ '''
+ return PyByteArray_FromStringAndSize(PyString_AsString(
+ PyTuple_GetItem(args, 0)), 4);
+ '''
+ ),
+ ("concat", "METH_VARARGS",
+ """
+ PyObject * ret, *right, *left;
+ PyObject *ba1, *ba2;
+ if (!PyArg_ParseTuple(args, "OO", &left, &right)) {
+ return PyString_FromString("parse failed");
+ }
+ ba1 = PyByteArray_FromObject(left);
+ ba2 = PyByteArray_FromObject(right);
+ if (ba1 == NULL || ba2 == NULL)
+ {
+ /* exception should be set */
+ return NULL;
+ }
+ ret = PyByteArray_Concat(ba1, ba2);
+ return ret;
+ """)])
+ assert module.bytearray_from_string("huheduwe") == "huhe"
+ ret = module.concat('abc', 'def')
+ assert ret == 'abcdef'
+ assert not isinstance(ret, str)
+ assert isinstance(ret, bytearray)
+ raises(TypeError, module.concat, 'abc', u'def')
+
+ def test_bytearray_resize(self):
+ module = self.import_extension('foo', [
+ ("bytearray_resize", "METH_VARARGS",
+ '''
+ PyObject *obj, *ba;
+ int newsize, oldsize, ret;
+ if (!PyArg_ParseTuple(args, "Oi", &obj, &newsize)) {
+ return PyString_FromString("parse failed");
+ }
+
+ ba = PyByteArray_FromObject(obj);
+ oldsize = PyByteArray_Size(ba);
+ if (oldsize == 0)
+ {
+ return PyString_FromString("oldsize is 0");
+ }
+ ret = PyByteArray_Resize(ba, newsize);
+ if (ret != 0)
+ {
+ printf("ret, oldsize, newsize= %d, %d, %d\\n", ret, oldsize,
newsize);
+ return PyString_FromString("ret != 0");
+ }
+ return ba;
+ '''
+ )])
+ ret = module.bytearray_resize('abc', 6)
+ assert len(ret) == 6,"%s, len=%d" % (ret, len(ret))
+
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