4 * CTF IR visitor interface test
6 * Copyright 2016 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; under version 2 of the License.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
23 #include <babeltrace/ref.h>
24 #include <babeltrace/ctf-ir/event-class.h>
25 #include <babeltrace/ctf-ir/field-types.h>
26 #include <babeltrace/ctf-ir/stream-class.h>
27 #include <babeltrace/ctf-ir/trace.h>
28 #include <babeltrace/ctf-ir/visitor.h>
36 struct visitor_state
{
40 struct expected_result
{
41 const char *object_name
;
42 enum bt_visitor_object_type object_type
;
45 struct expected_result expected_results
[] = {
46 { NULL
, BT_VISITOR_OBJECT_TYPE_TRACE
},
47 { "sc1", BT_VISITOR_OBJECT_TYPE_STREAM_CLASS
},
48 { "ec1", BT_VISITOR_OBJECT_TYPE_EVENT_CLASS
},
49 { "sc2", BT_VISITOR_OBJECT_TYPE_STREAM_CLASS
},
50 { "ec2", BT_VISITOR_OBJECT_TYPE_EVENT_CLASS
},
51 { "ec3", BT_VISITOR_OBJECT_TYPE_EVENT_CLASS
},
54 const char *object_type_str(enum bt_visitor_object_type type
)
57 case BT_VISITOR_OBJECT_TYPE_TRACE
:
59 case BT_VISITOR_OBJECT_TYPE_STREAM_CLASS
:
60 return "stream class";
61 case BT_VISITOR_OBJECT_TYPE_STREAM
:
63 case BT_VISITOR_OBJECT_TYPE_EVENT_CLASS
:
65 case BT_VISITOR_OBJECT_TYPE_EVENT
:
72 struct bt_event_class
*init_event_class(const char *name
)
75 struct bt_event_class
*ec
= bt_event_class_create(name
);
76 struct bt_field_type
*payload_ft
= NULL
;;
77 struct bt_field_type
*int_field
=
78 bt_field_type_integer_create(8);
80 if (!ec
|| !int_field
) {
84 payload_ft
= bt_event_class_get_payload_field_type(ec
);
85 ret
= bt_field_type_structure_add_field(payload_ft
,
86 int_field
, "an_int_field");
101 static void set_stream_class_field_types(
102 struct bt_stream_class
*stream_class
)
104 struct bt_field_type
*packet_context_type
;
105 struct bt_field_type
*event_header_type
;
106 struct bt_field_type
*ft
;
109 packet_context_type
= bt_field_type_structure_create();
110 assert(packet_context_type
);
111 ft
= bt_field_type_integer_create(32);
113 ret
= bt_field_type_structure_add_field(packet_context_type
,
117 ft
= bt_field_type_integer_create(32);
119 ret
= bt_field_type_structure_add_field(packet_context_type
,
124 event_header_type
= bt_field_type_structure_create();
125 assert(event_header_type
);
126 ft
= bt_field_type_integer_create(32);
128 ret
= bt_field_type_structure_add_field(event_header_type
,
133 ret
= bt_stream_class_set_packet_context_field_type(stream_class
,
134 packet_context_type
);
136 ret
= bt_stream_class_set_event_header_field_type(stream_class
,
140 bt_put(packet_context_type
);
141 bt_put(event_header_type
);
144 static void set_trace_packet_header(struct bt_trace
*trace
)
146 struct bt_field_type
*packet_header_type
;
147 struct bt_field_type
*ft
;
150 packet_header_type
= bt_field_type_structure_create();
151 assert(packet_header_type
);
152 ft
= bt_field_type_integer_create(32);
154 ret
= bt_field_type_structure_add_field(packet_header_type
,
159 ret
= bt_trace_set_packet_header_field_type(trace
,
163 bt_put(packet_header_type
);
166 struct bt_trace
*init_trace(void)
169 struct bt_trace
*trace
= bt_trace_create();
170 struct bt_stream_class
*sc1
= bt_stream_class_create("sc1");
171 struct bt_stream_class
*sc2
= bt_stream_class_create("sc2");
172 struct bt_event_class
*ec1
= init_event_class("ec1");
173 struct bt_event_class
*ec2
= init_event_class("ec2");
174 struct bt_event_class
*ec3
= init_event_class("ec3");
176 if (!trace
|| !sc1
|| !sc2
|| !ec1
|| !ec2
|| !ec3
) {
180 set_trace_packet_header(trace
);
181 set_stream_class_field_types(sc1
);
182 set_stream_class_field_types(sc2
);
183 ret
= bt_stream_class_add_event_class(sc1
, ec1
);
188 ret
= bt_stream_class_add_event_class(sc2
, ec2
);
193 ret
= bt_stream_class_add_event_class(sc2
, ec3
);
198 ret
= bt_trace_add_stream_class(trace
, sc1
);
203 ret
= bt_trace_add_stream_class(trace
, sc2
);
219 int visitor(struct bt_visitor_object
*object
, void *data
)
223 const char *object_name
;
224 struct visitor_state
*state
= data
;
225 struct expected_result
*expected
= &expected_results
[state
->i
++];
227 switch (bt_visitor_object_get_type(object
)) {
228 case BT_VISITOR_OBJECT_TYPE_TRACE
:
230 names_match
= expected
->object_name
== NULL
;
232 case BT_VISITOR_OBJECT_TYPE_STREAM_CLASS
:
233 object_name
= bt_stream_class_get_name(
234 bt_visitor_object_get_object(object
));
240 names_match
= !strcmp(object_name
, expected
->object_name
);
242 case BT_VISITOR_OBJECT_TYPE_EVENT_CLASS
:
243 object_name
= bt_event_class_get_name(
244 bt_visitor_object_get_object(object
));
250 names_match
= !strcmp(object_name
, expected
->object_name
);
253 diag("Encountered an unexpected type while visiting trace");
258 ok(expected
->object_type
== bt_visitor_object_get_type(object
),
259 "Encoutered object type %s, expected %s",
260 object_type_str(expected
->object_type
),
261 object_type_str(bt_visitor_object_get_type(object
)));
262 ok(names_match
, "Element name is %s, expected %s",
263 object_name
? : "NULL",
264 expected
->object_name
? : "NULL");
269 int main(int argc
, char **argv
)
272 struct bt_trace
*trace
;
273 struct visitor_state state
= { 0 };
275 plan_tests(NR_TESTS
);
278 * Initialize a reference trace which we'll walk using the
279 * bt_*_visit() interface.
281 trace
= init_trace();
283 diag("Failed to initialize reference trace, aborting.");
287 ret
= bt_trace_visit(trace
, visitor
, &state
);
288 ok(!ret
, "bt_trace_visit returned success");
291 return exit_status();