static void try_modify(xorn_revision_t rev, xorn_object_t existing_ob,
bool expected_result)
{
xorn_object_t ob0, ob1;
xorn_selection_t sel0, sel1;
xorn_error_t err;
xorn_error_t expected_err = expected_result
? NO_ERROR : xorn_error_revision_not_transient;
err = NO_ERROR;
ob0 = xornsch_add_line(rev, &line_data, &err);
assert((ob0 != NULL) == expected_result);
assert(err == expected_err);
err = NO_ERROR;
assert((xornsch_set_box_data(rev, existing_ob, &box_data, &err) == 0)
== expected_result);
assert(err == expected_err);
err = NO_ERROR;
ob1 = xorn_copy_object(rev, rev, existing_ob, &err);
assert((ob1 != NULL) == expected_result);
assert(err == expected_err);
xorn_object_t del_ob = expected_result ? ob1 : existing_ob;
err = NO_ERROR;
assert((xorn_delete_object(rev, del_ob, &err) == 0)
== expected_result);
assert(err == expected_err);
assert(xorn_object_exists_in_revision(rev, del_ob)
== !expected_result);
sel0 = xorn_select_all(rev);
assert(sel0 != NULL);
err = NO_ERROR;
sel1 = xorn_copy_objects(rev, rev, sel0, &err);
assert((sel1 != NULL) == expected_result);
assert(err == expected_err);
xorn_free_selection(sel1);
err = NO_ERROR;
assert((xorn_delete_selected_objects(rev, sel0, &err) == 0)
== expected_result);
assert(err == expected_err);
assert(xorn_object_exists_in_revision(rev, existing_ob)
== !expected_result);
xorn_free_selection(sel0);
}
static PyObject *Revision_delete_object(
Revision *self, PyObject *args, PyObject *kwds)
{
PyObject *ob_arg = NULL;
static char *kwlist[] = { "ob", NULL };
if (!PyArg_ParseTupleAndKeywords(
args, kwds, "O!:Revision.delete_object", kwlist,
&ObjectType, &ob_arg))
return NULL;
if (!xorn_revision_is_transient(self->rev))
return not_transient();
if (!xorn_object_exists_in_revision(self->rev,
((Object *)ob_arg)->ob)) {
PyErr_SetString(PyExc_KeyError, "Object does not exist");
return NULL;
}
xorn_delete_object(self->rev, ((Object *)ob_arg)->ob);
Py_INCREF(Py_None);
return Py_None;
}
PyObject *Revision_copy_object(
Revision *self, PyObject *args, PyObject *kwds)
{
PyObject *rev_arg = NULL, *ob_arg = NULL;
static char *kwlist[] = { "rev", "ob", NULL };
if (!PyArg_ParseTupleAndKeywords(
args, kwds, "O!O!:Revision.copy_object", kwlist,
&RevisionType, &rev_arg, &ObjectType, &ob_arg))
return NULL;
if (!xorn_revision_is_transient(self->rev))
return not_transient();
if (!xorn_object_exists_in_revision(((Revision *)rev_arg)->rev,
((Object *)ob_arg)->ob)) {
PyErr_SetString(PyExc_KeyError,
"Object does not exist in source revision");
return NULL;
}
xorn_object_t ob = xorn_copy_object(
self->rev, ((Revision *)rev_arg)->rev,
((Object *)ob_arg)->ob);
return ob ? build_object(ob) : PyErr_NoMemory();
}
static PyObject *select_attached_to(
PyObject *self, PyObject *args, PyObject *kwds)
{
PyObject *rev_arg = NULL, *ob_arg = NULL;
static char *kwlist[] = { "rev", "ob", NULL };
if (!PyArg_ParseTupleAndKeywords(
args, kwds, "O!O:select_attached_to", kwlist,
&RevisionType, &rev_arg, &ob_arg))
return NULL;
if (ob_arg != Py_None &&
!PyObject_TypeCheck(ob_arg, &ObjectType)) {
char buf[BUFSIZ];
snprintf(buf, BUFSIZ, "select_attached_to() argument 2 "
"must be %.50s or None, not %.50s",
ObjectType.tp_name,
ob_arg->ob_type->tp_name);
PyErr_SetString(PyExc_TypeError, buf);
return NULL;
}
if (ob_arg != Py_None &&
!xorn_object_exists_in_revision(((Revision *)rev_arg)->rev,
((Object *)ob_arg)->ob)) {
PyErr_SetString(PyExc_KeyError, "Object does not exist");
return NULL;
}
xorn_selection_t sel = xorn_select_attached_to(
((Revision *)rev_arg)->rev,
ob_arg == Py_None ? NULL : ((Object *)ob_arg)->ob);
return sel ? build_selection(sel) : PyErr_NoMemory();
}
static PyObject *Revision_object_exists(
Revision *self, PyObject *args, PyObject *kwds)
{
PyObject *ob_arg = NULL;
static char *kwlist[] = { "ob", NULL };
if (!PyArg_ParseTupleAndKeywords(
args, kwds, "O!:Revision.object_exists", kwlist,
&ObjectType, &ob_arg))
return NULL;
PyObject *result = xorn_object_exists_in_revision(
self->rev, ((Object *)ob_arg)->ob) ? Py_True
: Py_False;
Py_INCREF(result);
return result;
}
