| 1 | /* |
| 2 | * SPDX-License-Identifier: GPL-2.0-only |
| 3 | * |
| 4 | * Copyright (C) 2023 EfficiOS Inc. |
| 5 | */ |
| 6 | |
| 7 | #include "common/assert.h" |
| 8 | |
| 9 | #include "utils/run-in.hpp" |
| 10 | |
| 11 | #include "tap/tap.h" |
| 12 | |
| 13 | namespace { |
| 14 | |
| 15 | constexpr int NR_TESTS = 2; |
| 16 | |
| 17 | class TestStringClear final : public RunIn |
| 18 | { |
| 19 | public: |
| 20 | void onMsgIterInit(const bt2::SelfMessageIterator self) override |
| 21 | { |
| 22 | /* Boilerplate to get a string field */ |
| 23 | const auto traceCls = self.component().createTraceClass(); |
| 24 | const auto streamCls = traceCls->createStreamClass(); |
| 25 | const auto eventCls = streamCls->createEventClass(); |
| 26 | const auto payloadCls = traceCls->createStructureFieldClass(); |
| 27 | |
| 28 | payloadCls->appendMember("str", *traceCls->createStringFieldClass()); |
| 29 | eventCls->payloadFieldClass(*payloadCls); |
| 30 | |
| 31 | const auto trace = traceCls->instantiate(); |
| 32 | const auto stream = streamCls->instantiate(*trace); |
| 33 | const auto msg = self.createEventMessage(*eventCls, *stream); |
| 34 | const auto field = (*msg->event().payloadField())["str"]->asString(); |
| 35 | |
| 36 | /* Set the field to a known non-empty value */ |
| 37 | *field = "pomme"; |
| 38 | BT_ASSERT(field.value() == "pomme"); |
| 39 | |
| 40 | /* Clear the field, verify its value and length */ |
| 41 | field.clear(); |
| 42 | ok(field.value() == "", "string field is empty"); |
| 43 | ok(field.length() == 0, "string field length is 0"); |
| 44 | } |
| 45 | }; |
| 46 | |
| 47 | } /* namespace */ |
| 48 | |
| 49 | int main() |
| 50 | { |
| 51 | plan_tests(NR_TESTS); |
| 52 | |
| 53 | TestStringClear testStringClear; |
| 54 | runIn(testStringClear); |
| 55 | |
| 56 | return exit_status(); |
| 57 | } |