Implementation of DataWriter::get_type() (eProsima#2101)

Signed-off-by: Eduardo Ponz Segrelles <eduardoponz@eprosima.com> Signed-off-by: Samuel Wilhelmsson <samuel@halodi.com>
SamuelWHalodi · Oct 4, 2021 · 3a831b2 · 3a831b2
1 parent 783a4ec
commit 3a831b2
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diff --git a/src/cpp/fastdds/publisher/DataWriter.cpp b/src/cpp/fastdds/publisher/DataWriter.cpp
@@ -177,6 +177,11 @@ InstanceHandle_t DataWriter::get_instance_handle() const
     return impl_->get_instance_handle();
 }
 
+TypeSupport DataWriter::get_type() const
+{
+    return impl_->get_type();
+}
+
 ReturnCode_t DataWriter::set_qos(
         const DataWriterQos& qos)
 {

diff --git a/test/unittest/dds/publisher/DataWriterTests.cpp b/test/unittest/dds/publisher/DataWriterTests.cpp
@@ -179,6 +179,27 @@ class BoundedTopicDataTypeMock : public TopicDataType
 
 };
 
+TEST(DataWriterTests, get_type)
+{
+    DomainParticipant* participant =
+            DomainParticipantFactory::get_instance()->create_participant(0, PARTICIPANT_QOS_DEFAULT);
+    ASSERT_NE(participant, nullptr);
+
+    Publisher* publisher = participant->create_publisher(PUBLISHER_QOS_DEFAULT);
+    ASSERT_NE(publisher, nullptr);
+
+    TypeSupport type(new TopicDataTypeMock());
+    type.register_type(participant);
+
+    Topic* topic = participant->create_topic("footopic", type.get_type_name(), TOPIC_QOS_DEFAULT);
+    ASSERT_NE(topic, nullptr);
+
+    DataWriter* datawriter = publisher->create_datawriter(topic, DATAWRITER_QOS_DEFAULT);
+    ASSERT_NE(datawriter, nullptr);
+
+    ASSERT_EQ(type, datawriter->get_type());
+}
+
 TEST(DataWriterTests, ChangeDataWriterQos)
 {
     DomainParticipant* participant =