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testMqttVersionDetection() — netty Function Reference

Architecture documentation for the testMqttVersionDetection() function in MqttCodecTest.java from the netty codebase.

Function java Buffer Allocators calls 3

Entity Profile

Dependency Diagram

graph TD
  ce2c779c_184d_f128_61d3_9c333dc798c5["testMqttVersionDetection()"]
  f4aba1d9_6b30_ec96_9eaa_4c5557b5796d["MqttCodecTest"]
  ce2c779c_184d_f128_61d3_9c333dc798c5 -->|defined in| f4aba1d9_6b30_ec96_9eaa_4c5557b5796d
  25a0f3b3_7f7d_acef_16ff_03dee5be358c["validateFixedHeaders()"]
  ce2c779c_184d_f128_61d3_9c333dc798c5 -->|calls| 25a0f3b3_7f7d_acef_16ff_03dee5be358c
  3b8b583e_35ac_f4ee_d446_29da62cdbbcf["validateConnectVariableHeader()"]
  ce2c779c_184d_f128_61d3_9c333dc798c5 -->|calls| 3b8b583e_35ac_f4ee_d446_29da62cdbbcf
  32fa17b8_69d9_efd6_8543_e737158930be["validateConnectPayload()"]
  ce2c779c_184d_f128_61d3_9c333dc798c5 -->|calls| 32fa17b8_69d9_efd6_8543_e737158930be
  style ce2c779c_184d_f128_61d3_9c333dc798c5 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

codec-mqtt/src/test/java/io/netty/handler/codec/mqtt/MqttCodecTest.java lines 835–858

    @Test
    public void testMqttVersionDetection() throws Exception {
        clearInvocations(versionAttrMock);
        //Encode CONNECT message so that encoder would initialize its version
        final MqttConnectMessage connectMessage = createConnectMessage(MqttVersion.MQTT_5);
        ByteBuf connectByteBuf = MqttEncoder.doEncode(ctx, connectMessage);

        verify(versionAttrMock, times(1)).set(MqttVersion.MQTT_5);
        clearInvocations(versionAttrMock);

        mqttDecoder.channelRead(ctx, connectByteBuf);

        verify(versionAttrMock, times(1)).set(MqttVersion.MQTT_5);

        assertEquals(out.size(), 1, out.size());

        final MqttConnectMessage decodedConnectMessage = (MqttConnectMessage) out.get(0);

        validateFixedHeaders(connectMessage.fixedHeader(), decodedConnectMessage.fixedHeader());
        validateConnectVariableHeader(connectMessage.variableHeader(), decodedConnectMessage.variableHeader());
        validateConnectPayload(connectMessage.payload(), decodedConnectMessage.payload());

        verifyNoMoreInteractions(versionAttrMock);
    }

Domain

Subdomains

Defined In

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Source

Frequently Asked Questions

What does testMqttVersionDetection() do?
testMqttVersionDetection() is a function in the netty codebase, defined in codec-mqtt/src/test/java/io/netty/handler/codec/mqtt/MqttCodecTest.java.
Where is testMqttVersionDetection() defined?
testMqttVersionDetection() is defined in codec-mqtt/src/test/java/io/netty/handler/codec/mqtt/MqttCodecTest.java at line 835.
What does testMqttVersionDetection() call?
testMqttVersionDetection() calls 3 function(s): validateConnectPayload, validateConnectVariableHeader, validateFixedHeaders.

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