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08b4db41 SM |
1 | /* |
2 | * SPDX-License-Identifier: GPL-2.0-only | |
3 | * | |
4 | * Copyright (C) 2023 EfficiOS Inc. | |
5 | */ | |
6 | ||
7 | #include "utils/run-in.hpp" | |
8 | #include "tap/tap.h" | |
9 | #include "common/assert.h" | |
10 | #include <cstring> | |
11 | ||
12 | static const int NR_TESTS = 2; | |
13 | ||
14 | static void test_string_clear() | |
15 | { | |
16 | runInMsgIterClsInit([](bt_self_message_iterator * const self) { | |
17 | /* Boilerplate to get a string field */ | |
18 | const auto traceCls = | |
19 | bt_trace_class_create(bt_self_message_iterator_borrow_component(self)); | |
20 | const auto streamCls = bt_stream_class_create(traceCls); | |
21 | const auto eventCls = bt_event_class_create(streamCls); | |
22 | const auto payloadCls = bt_field_class_structure_create(traceCls); | |
23 | ||
24 | { | |
25 | const auto stringFieldCls = bt_field_class_string_create(traceCls); | |
26 | const auto status = | |
27 | bt_field_class_structure_append_member(payloadCls, "str", stringFieldCls); | |
28 | BT_ASSERT(status == BT_FIELD_CLASS_STRUCTURE_APPEND_MEMBER_STATUS_OK); | |
29 | bt_field_class_put_ref(stringFieldCls); | |
30 | } | |
31 | ||
32 | { | |
33 | const auto status = bt_event_class_set_payload_field_class(eventCls, payloadCls); | |
34 | BT_ASSERT(status == BT_EVENT_CLASS_SET_FIELD_CLASS_STATUS_OK); | |
35 | } | |
36 | ||
37 | const auto trace = bt_trace_create(traceCls); | |
38 | const auto stream = bt_stream_create(streamCls, trace); | |
39 | const auto msg = bt_message_event_create(self, eventCls, stream); | |
40 | const auto field = bt_field_structure_borrow_member_field_by_name( | |
41 | bt_event_borrow_payload_field(bt_message_event_borrow_event(msg)), "str"); | |
42 | ||
43 | /* Set the field to a known non-empty value */ | |
44 | { | |
45 | const auto status = bt_field_string_set_value(field, "pomme"); | |
46 | BT_ASSERT(status == BT_FIELD_STRING_SET_VALUE_STATUS_OK); | |
47 | BT_ASSERT(std::strcmp(bt_field_string_get_value(field), "pomme") == 0); | |
48 | } | |
49 | ||
50 | /* Clear the field, verify its value and length */ | |
51 | bt_field_string_clear(field); | |
52 | ok(std::strcmp(bt_field_string_get_value(field), "") == 0, "string field is empty"); | |
53 | ok(bt_field_string_get_length(field) == 0, "string field length is 0"); | |
54 | ||
55 | bt_message_put_ref(msg); | |
56 | bt_stream_put_ref(stream); | |
57 | bt_trace_put_ref(trace); | |
58 | bt_field_class_put_ref(payloadCls); | |
59 | bt_event_class_put_ref(eventCls); | |
60 | bt_stream_class_put_ref(streamCls); | |
61 | bt_trace_class_put_ref(traceCls); | |
62 | }); | |
63 | } | |
64 | ||
65 | int main() | |
66 | { | |
67 | plan_tests(NR_TESTS); | |
68 | ||
69 | test_string_clear(); | |
70 | ||
71 | return exit_status(); | |
72 | } |