Node / meshtastic / Meshtastic-Android / files / core / network / src / commonTest / kotlin / org / meshtastic / core / network / repository / KermitMqttLoggerTest.kt

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T8b949e/*

* Copyright (c) 2026 Meshtastic LLC

*

* This program is free software: you can redistribute it and/or modify

* it under the terms of the GNU General Public License as published by

* the Free Software Foundation, either version 3 of the License, or

* (at your option) any later version.

*

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

* GNU General Public License for more details.

*

* You should have received a copy of the GNU General Public License

* along with this program. If not, see <https://www.gnu.org/licenses/>.

*/

Tff7b72package T7ee787org.meshtastic.core.network.repository

Tff7b72import T7ee787co.touchlab.kermit.LogWriter

Tff7b72import T7ee787co.touchlab.kermit.Logger

Tff7b72import T7ee787co.touchlab.kermit.Severity

Tff7b72import T7ee787co.touchlab.kermit.loggerConfigInit

Tff7b72import T7ee787kotlinx.io.IOException

Tff7b72import T7ee787org.meshtastic.mqtt.MqttLogLevel

Tff7b72import T7ee787kotlin.test.Test

Tff7b72import T7ee787kotlin.test.assertEquals

Tff7b72class T56d364KermitMqttLoggerTest Tb4b4b4{

Tff7b72private Tff7b72class T56d364CapturingWriter Tb4b4b4: Te6edf3LogWriterTb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3entries Tff7b72= Te6edf3mutableListOfTff7b72<Te6edf3TripleTff7b72<Te6edf3SeverityTb4b4b4, Tffa657StringTb4b4b4, Tffa657StringTff7b72>Tff7b72>Tb4b4b4(Tb4b4b4)

Tff7b72override Tff7b72fun Td2a8fflogTb4b4b4(Te6edf3severityTb4b4b4: Te6edf3SeverityTb4b4b4, Te6edf3messageTb4b4b4: Tffa657StringTb4b4b4, Te6edf3tagTb4b4b4: Tffa657StringTb4b4b4, Te6edf3throwableTb4b4b4: Te6edf3Throwable?Tb4b4b4) Tb4b4b4{

Te6edf3entries Tff7b72+Tff7b72= Te6edf3TripleTb4b4b4(Te6edf3severityTb4b4b4, Te6edf3tagTb4b4b4, Te6edf3messageTb4b4b4)

Tb4b4b4}

Tb4b4b4}

Tff7b72private Tff7b72val Te6edf3writer Tff7b72= Te6edf3CapturingWriterTb4b4b4(Tb4b4b4)

Tff7b72private Tff7b72val Te6edf3mqttLogger Tff7b72= Te6edf3KermitMqttLoggerTb4b4b4(Te6edf3LoggerTb4b4b4(Te6edf3loggerConfigInitTb4b4b4(Te6edf3writerTb4b4b4)Tb4b4b4, Te6edf3tag Tff7b72= Ta5d6ff"Ta5d6ffTestTa5d6ff"Tb4b4b4)Tb4b4b4)

Tf0883e@Test

Tff7b72fun Td2a8ff`an expected connection failure logged at ERROR is downgraded to WARN`Tb4b4b4(Tb4b4b4) Tb4b4b4{

T8b949e// The MQTT client reports a broker-side socket close this way; it reconnects on its own, so it must not be

T8b949e// counted as an application error.

Te6edf3mqttLoggerTb4b4b4.Te6edf3logTb4b4b4(

Te6edf3level Tff7b72= Te6edf3MqttLogLevelTb4b4b4.Te6edf3ERRORTb4b4b4,

Te6edf3tag Tff7b72= Ta5d6ff"Ta5d6ffMqttConnectionTa5d6ff"Tb4b4b4,

Te6edf3message Tff7b72= Ta5d6ff"Ta5d6ffRead loop error: Not enough data availableTa5d6ff"Tb4b4b4,

Te6edf3throwable Tff7b72= Te6edf3IOExceptionTb4b4b4(Ta5d6ff"Ta5d6ffNot enough data availableTa5d6ff"Tb4b4b4)Tb4b4b4,

Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(T79c0ff1Tb4b4b4, Te6edf3writerTb4b4b4.Te6edf3entriesTb4b4b4.Te6edf3sizeTb4b4b4)

Te6edf3assertEqualsTb4b4b4(Te6edf3SeverityTb4b4b4.Te6edf3WarnTb4b4b4, Te6edf3writerTb4b4b4.Te6edf3entriesTff7b72[T79c0ff0Tff7b72]Tb4b4b4.Te6edf3firstTb4b4b4)

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6ffMqttConnectionTa5d6ff"Tb4b4b4, Te6edf3writerTb4b4b4.Te6edf3entriesTff7b72[T79c0ff0Tff7b72]Tb4b4b4.Te6edf3secondTb4b4b4)

Tb4b4b4}

Tf0883e@Test

Tff7b72fun Td2a8ff`a genuine error logged at ERROR stays an error`Tb4b4b4(Tb4b4b4) Tb4b4b4{

Te6edf3mqttLoggerTb4b4b4.Te6edf3logTb4b4b4(

Te6edf3level Tff7b72= Te6edf3MqttLogLevelTb4b4b4.Te6edf3ERRORTb4b4b4,

Te6edf3tag Tff7b72= Ta5d6ff"Ta5d6ffMqttConnectionTa5d6ff"Tb4b4b4,

Te6edf3message Tff7b72= Ta5d6ff"Ta5d6ffMalformed packetTa5d6ff"Tb4b4b4,

Te6edf3throwable Tff7b72= Te6edf3IllegalStateExceptionTb4b4b4(Ta5d6ff"Ta5d6ffbad stateTa5d6ff"Tb4b4b4)Tb4b4b4,

Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(Te6edf3SeverityTb4b4b4.Te6edf3ErrorTb4b4b4, Te6edf3writerTb4b4b4.Te6edf3entriesTb4b4b4.Te6edf3singleTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3firstTb4b4b4)

Tb4b4b4}

Tf0883e@Test

Tff7b72fun Td2a8ff`an error with no throwable is downgraded to WARN`Tb4b4b4(Tb4b4b4) Tb4b4b4{

T8b949e// A bare message carries no stack or type to triage, so it must not count as an application error.

Te6edf3mqttLoggerTb4b4b4.Te6edf3logTb4b4b4(Te6edf3level Tff7b72= Te6edf3MqttLogLevelTb4b4b4.Te6edf3ERRORTb4b4b4, Te6edf3tag Tff7b72= Ta5d6ff"Ta5d6ffMqttClientTa5d6ff"Tb4b4b4, Te6edf3message Tff7b72= Ta5d6ff"Ta5d6ffboomTa5d6ff"Tb4b4b4, Te6edf3throwable Tff7b72= Tff7b72nullTb4b4b4)

Te6edf3assertEqualsTb4b4b4(Te6edf3SeverityTb4b4b4.Te6edf3WarnTb4b4b4, Te6edf3writerTb4b4b4.Te6edf3entriesTb4b4b4.Te6edf3singleTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3firstTb4b4b4)

Tb4b4b4}

Tf0883e@Test

Tff7b72fun Td2a8ff`a connection teardown log is not reported as an application error`Tb4b4b4(Tb4b4b4) Tb4b4b4{

Te6edf3mqttLoggerTb4b4b4.Te6edf3logTb4b4b4(

Te6edf3level Tff7b72= Te6edf3MqttLogLevelTb4b4b4.Te6edf3ERRORTb4b4b4,

Te6edf3tag Tff7b72= Ta5d6ff"Ta5d6ffMqttConnectionTa5d6ff"Tb4b4b4,

Te6edf3message Tff7b72= Ta5d6ff"Ta5d6ffFatal error — tearing down connectionTa5d6ff"Tb4b4b4,

Te6edf3throwable Tff7b72= Tff7b72nullTb4b4b4,

Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(Te6edf3SeverityTb4b4b4.Te6edf3WarnTb4b4b4, Te6edf3writerTb4b4b4.Te6edf3entriesTb4b4b4.Te6edf3singleTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3firstTb4b4b4)

Tb4b4b4}

Tf0883e@Test

Tff7b72fun Td2a8ff`a broker rejection is a user configuration problem rather than an application error`Tb4b4b4(Tb4b4b4) Tb4b4b4{

T8b949e// Surfaced to the user through MqttProbeStatus, so it is not an app defect.

Te6edf3mqttLoggerTb4b4b4.Te6edf3logTb4b4b4(

Te6edf3level Tff7b72= Te6edf3MqttLogLevelTb4b4b4.Te6edf3ERRORTb4b4b4,

Te6edf3tag Tff7b72= Ta5d6ff"Ta5d6ffMqttConnectionTa5d6ff"Tb4b4b4,

Te6edf3message Tff7b72= Ta5d6ff"Ta5d6ffConnection refused: BAD_USER_NAME_OR_PASSWORDTa5d6ff"Tb4b4b4,

Te6edf3throwable Tff7b72= Tff7b72nullTb4b4b4,

Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(Te6edf3SeverityTb4b4b4.Te6edf3WarnTb4b4b4, Te6edf3writerTb4b4b4.Te6edf3entriesTb4b4b4.Te6edf3singleTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3firstTb4b4b4)

Tb4b4b4}

Tf0883e@Test

Tff7b72fun Td2a8ff`other levels map straight through and keep the library tag`Tb4b4b4(Tb4b4b4) Tb4b4b4{

Te6edf3mqttLoggerTb4b4b4.Te6edf3logTb4b4b4(Te6edf3MqttLogLevelTb4b4b4.Te6edf3WARNTb4b4b4, Ta5d6ff"Ta5d6ffMqttClientTa5d6ff"Tb4b4b4, Ta5d6ff"Ta5d6ffwarnTa5d6ff"Tb4b4b4, Tff7b72nullTb4b4b4)

Te6edf3mqttLoggerTb4b4b4.Te6edf3logTb4b4b4(Te6edf3MqttLogLevelTb4b4b4.Te6edf3INFOTb4b4b4, Ta5d6ff"Ta5d6ffMqttClientTa5d6ff"Tb4b4b4, Ta5d6ff"Ta5d6ffinfoTa5d6ff"Tb4b4b4, Tff7b72nullTb4b4b4)

Te6edf3mqttLoggerTb4b4b4.Te6edf3logTb4b4b4(Te6edf3MqttLogLevelTb4b4b4.Te6edf3DEBUGTb4b4b4, Ta5d6ff"Ta5d6ffMqttClientTa5d6ff"Tb4b4b4, Ta5d6ff"Ta5d6ffdebugTa5d6ff"Tb4b4b4, Tff7b72nullTb4b4b4)

Te6edf3assertEqualsTb4b4b4(Te6edf3listOfTb4b4b4(Te6edf3SeverityTb4b4b4.Te6edf3WarnTb4b4b4, Te6edf3SeverityTb4b4b4.Te6edf3InfoTb4b4b4, Te6edf3SeverityTb4b4b4.Te6edf3DebugTb4b4b4)Tb4b4b4, Te6edf3writerTb4b4b4.Te6edf3entriesTb4b4b4.Te6edf3map Tb4b4b4{ Tffa657itTb4b4b4.Te6edf3first Tb4b4b4}Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(Te6edf3listOfTb4b4b4(Ta5d6ff"Ta5d6ffMqttClientTa5d6ff"Tb4b4b4, Ta5d6ff"Ta5d6ffMqttClientTa5d6ff"Tb4b4b4, Ta5d6ff"Ta5d6ffMqttClientTa5d6ff"Tb4b4b4)Tb4b4b4, Te6edf3writerTb4b4b4.Te6edf3entriesTb4b4b4.Te6edf3map Tb4b4b4{ Tffa657itTb4b4b4.Te6edf3second Tb4b4b4}Tb4b4b4)

Tb4b4b4}

Tf0883e@Test

Tff7b72fun Td2a8ff`NONE is dropped`Tb4b4b4(Tb4b4b4) Tb4b4b4{

Te6edf3mqttLoggerTb4b4b4.Te6edf3logTb4b4b4(Te6edf3MqttLogLevelTb4b4b4.Te6edf3NONETb4b4b4, Ta5d6ff"Ta5d6ffMqttClientTa5d6ff"Tb4b4b4, Ta5d6ff"Ta5d6ffnothingTa5d6ff"Tb4b4b4, Tff7b72nullTb4b4b4)

Te6edf3assertEqualsTb4b4b4(T79c0ff0Tb4b4b4, Te6edf3writerTb4b4b4.Te6edf3entriesTb4b4b4.Te6edf3sizeTb4b4b4)

Tb4b4b4}

Tb4b4b4}