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08b4db41 SM |
1 | /* |
2 | * SPDX-License-Identifier: GPL-2.0-only | |
3 | * | |
4 | * Copyright (C) 2023 EfficiOS Inc. | |
5 | */ | |
6 | ||
c802cacb SM |
7 | #include <cstring> |
8 | ||
9 | #include "common/assert.h" | |
10 | ||
08b4db41 | 11 | #include "utils/run-in.hpp" |
c802cacb | 12 | |
08b4db41 | 13 | #include "tap/tap.h" |
08b4db41 SM |
14 | |
15 | static const int NR_TESTS = 2; | |
16 | ||
17 | static void test_string_clear() | |
18 | { | |
19 | runInMsgIterClsInit([](bt_self_message_iterator * const self) { | |
20 | /* Boilerplate to get a string field */ | |
21 | const auto traceCls = | |
22 | bt_trace_class_create(bt_self_message_iterator_borrow_component(self)); | |
23 | const auto streamCls = bt_stream_class_create(traceCls); | |
24 | const auto eventCls = bt_event_class_create(streamCls); | |
25 | const auto payloadCls = bt_field_class_structure_create(traceCls); | |
26 | ||
27 | { | |
28 | const auto stringFieldCls = bt_field_class_string_create(traceCls); | |
29 | const auto status = | |
30 | bt_field_class_structure_append_member(payloadCls, "str", stringFieldCls); | |
31 | BT_ASSERT(status == BT_FIELD_CLASS_STRUCTURE_APPEND_MEMBER_STATUS_OK); | |
32 | bt_field_class_put_ref(stringFieldCls); | |
33 | } | |
34 | ||
35 | { | |
36 | const auto status = bt_event_class_set_payload_field_class(eventCls, payloadCls); | |
37 | BT_ASSERT(status == BT_EVENT_CLASS_SET_FIELD_CLASS_STATUS_OK); | |
38 | } | |
39 | ||
40 | const auto trace = bt_trace_create(traceCls); | |
41 | const auto stream = bt_stream_create(streamCls, trace); | |
42 | const auto msg = bt_message_event_create(self, eventCls, stream); | |
43 | const auto field = bt_field_structure_borrow_member_field_by_name( | |
44 | bt_event_borrow_payload_field(bt_message_event_borrow_event(msg)), "str"); | |
45 | ||
46 | /* Set the field to a known non-empty value */ | |
47 | { | |
48 | const auto status = bt_field_string_set_value(field, "pomme"); | |
49 | BT_ASSERT(status == BT_FIELD_STRING_SET_VALUE_STATUS_OK); | |
50 | BT_ASSERT(std::strcmp(bt_field_string_get_value(field), "pomme") == 0); | |
51 | } | |
52 | ||
53 | /* Clear the field, verify its value and length */ | |
54 | bt_field_string_clear(field); | |
55 | ok(std::strcmp(bt_field_string_get_value(field), "") == 0, "string field is empty"); | |
56 | ok(bt_field_string_get_length(field) == 0, "string field length is 0"); | |
57 | ||
58 | bt_message_put_ref(msg); | |
59 | bt_stream_put_ref(stream); | |
60 | bt_trace_put_ref(trace); | |
61 | bt_field_class_put_ref(payloadCls); | |
62 | bt_event_class_put_ref(eventCls); | |
63 | bt_stream_class_put_ref(streamCls); | |
64 | bt_trace_class_put_ref(traceCls); | |
65 | }); | |
66 | } | |
67 | ||
68 | int main() | |
69 | { | |
70 | plan_tests(NR_TESTS); | |
71 | ||
72 | test_string_clear(); | |
73 | ||
74 | return exit_status(); | |
75 | } |