tests: normalize names of files and more

[babeltrace.git] / tests / lib / test-fields-bin.cpp

diff --git a/tests/lib/test-fields-bin.cpp b/tests/lib/test-fields-bin.cpp
new file mode 100644 (file)
index 0000000..9899f86
--- /dev/null
+++ b/tests/lib/test-fields-bin.cpp
@@ -0,0 +1,72 @@
+/*
+ * SPDX-License-Identifier: GPL-2.0-only
+ *
+ * Copyright (C) 2023 EfficiOS Inc.
+ */
+
+#include "utils/run-in.hpp"
+#include "tap/tap.h"
+#include "common/assert.h"
+#include <cstring>
+
+static const int NR_TESTS = 2;
+
+static void test_string_clear()
+{
+    runInMsgIterClsInit([](bt_self_message_iterator * const self) {
+        /* Boilerplate to get a string field */
+        const auto traceCls =
+            bt_trace_class_create(bt_self_message_iterator_borrow_component(self));
+        const auto streamCls = bt_stream_class_create(traceCls);
+        const auto eventCls = bt_event_class_create(streamCls);
+        const auto payloadCls = bt_field_class_structure_create(traceCls);
+
+        {
+            const auto stringFieldCls = bt_field_class_string_create(traceCls);
+            const auto status =
+                bt_field_class_structure_append_member(payloadCls, "str", stringFieldCls);
+            BT_ASSERT(status == BT_FIELD_CLASS_STRUCTURE_APPEND_MEMBER_STATUS_OK);
+            bt_field_class_put_ref(stringFieldCls);
+        }
+
+        {
+            const auto status = bt_event_class_set_payload_field_class(eventCls, payloadCls);
+            BT_ASSERT(status == BT_EVENT_CLASS_SET_FIELD_CLASS_STATUS_OK);
+        }
+
+        const auto trace = bt_trace_create(traceCls);
+        const auto stream = bt_stream_create(streamCls, trace);
+        const auto msg = bt_message_event_create(self, eventCls, stream);
+        const auto field = bt_field_structure_borrow_member_field_by_name(
+            bt_event_borrow_payload_field(bt_message_event_borrow_event(msg)), "str");
+
+        /* Set the field to a known non-empty value */
+        {
+            const auto status = bt_field_string_set_value(field, "pomme");
+            BT_ASSERT(status == BT_FIELD_STRING_SET_VALUE_STATUS_OK);
+            BT_ASSERT(std::strcmp(bt_field_string_get_value(field), "pomme") == 0);
+        }
+
+        /* Clear the field, verify its value and length */
+        bt_field_string_clear(field);
+        ok(std::strcmp(bt_field_string_get_value(field), "") == 0, "string field is empty");
+        ok(bt_field_string_get_length(field) == 0, "string field length is 0");
+
+        bt_message_put_ref(msg);
+        bt_stream_put_ref(stream);
+        bt_trace_put_ref(trace);
+        bt_field_class_put_ref(payloadCls);
+        bt_event_class_put_ref(eventCls);
+        bt_stream_class_put_ref(streamCls);
+        bt_trace_class_put_ref(traceCls);
+    });
+}
+
+int main()
+{
+    plan_tests(NR_TESTS);
+
+    test_string_clear();
+
+    return exit_status();
+}