Node / meshtastic / Meshtastic-Android / files / feature / car / src / test / kotlin / org / meshtastic / feature / car / util / MessageFilterTest.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.feature.car.util

Tff7b72import T7ee787kotlin.test.Test

Tff7b72import T7ee787kotlin.test.assertEquals

Tff7b72import T7ee787kotlin.test.assertFalse

Tff7b72import T7ee787kotlin.test.assertIs

Tff7b72import T7ee787kotlin.test.assertTrue

Tff7b72class T56d364MessageFilterTest Tb4b4b4{

Tff7b72private Tff7b72val Te6edf3filter Tff7b72= Te6edf3MessageFilterTb4b4b4(Tb4b4b4)

Tf0883e@Test

Tff7b72fun Td2a8ff`shouldDisplay returns true for normal text`Tb4b4b4(Tb4b4b4) Tb4b4b4{

Te6edf3assertTrueTb4b4b4(Te6edf3filterTb4b4b4.Te6edf3shouldDisplayTb4b4b4(Ta5d6ff"Ta5d6ffHello worldTa5d6ff"Tb4b4b4, Te6edf3DATA_TYPE_TEXTTb4b4b4)Tb4b4b4)

Tb4b4b4}

Tf0883e@Test

Tff7b72fun Td2a8ff`shouldDisplay returns false for blank messages`Tb4b4b4(Tb4b4b4) Tb4b4b4{

Te6edf3assertFalseTb4b4b4(Te6edf3filterTb4b4b4.Te6edf3shouldDisplayTb4b4b4(Ta5d6ff"Ta5d6ff"Tb4b4b4, Te6edf3DATA_TYPE_TEXTTb4b4b4)Tb4b4b4)

Te6edf3assertFalseTb4b4b4(Te6edf3filterTb4b4b4.Te6edf3shouldDisplayTb4b4b4(Ta5d6ff"Ta5d6ff Ta5d6ff"Tb4b4b4, Te6edf3DATA_TYPE_TEXTTb4b4b4)Tb4b4b4)

Tb4b4b4}

Tf0883e@Test

Tff7b72fun Td2a8ff`shouldDisplay returns false for non-text data types`Tb4b4b4(Tb4b4b4) Tb4b4b4{

Te6edf3assertFalseTb4b4b4(Te6edf3filterTb4b4b4.Te6edf3shouldDisplayTb4b4b4(Ta5d6ff"Ta5d6ffHelloTa5d6ff"Tb4b4b4, T79c0ff0Tb4b4b4)Tb4b4b4)

Te6edf3assertFalseTb4b4b4(Te6edf3filterTb4b4b4.Te6edf3shouldDisplayTb4b4b4(Ta5d6ff"Ta5d6ffHelloTa5d6ff"Tb4b4b4, T79c0ff2Tb4b4b4)Tb4b4b4)

Tb4b4b4}

Tf0883e@Test

Tff7b72fun Td2a8ff`shouldDisplay returns false for emoji-only messages`Tb4b4b4(Tb4b4b4) Tb4b4b4{

Te6edf3assertFalseTb4b4b4(Te6edf3filterTb4b4b4.Te6edf3shouldDisplayTb4b4b4(Ta5d6ff"Ta5d6ff👍Ta5d6ff"Tb4b4b4, Te6edf3DATA_TYPE_TEXTTb4b4b4)Tb4b4b4)

Te6edf3assertFalseTb4b4b4(Te6edf3filterTb4b4b4.Te6edf3shouldDisplayTb4b4b4(Ta5d6ff"Ta5d6ff🎉🎊Ta5d6ff"Tb4b4b4, Te6edf3DATA_TYPE_TEXTTb4b4b4)Tb4b4b4)

Tb4b4b4}

Tf0883e@Test

Tff7b72fun Td2a8ff`shouldDisplay returns true for text with emoji`Tb4b4b4(Tb4b4b4) Tb4b4b4{

Te6edf3assertTrueTb4b4b4(Te6edf3filterTb4b4b4.Te6edf3shouldDisplayTb4b4b4(Ta5d6ff"Ta5d6ffHello 👋Ta5d6ff"Tb4b4b4, Te6edf3DATA_TYPE_TEXTTb4b4b4)Tb4b4b4)

Tb4b4b4}

Tf0883e@Test

Tff7b72fun Td2a8ff`validateOutgoing returns Valid for short messages`Tb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3result Tff7b72= Te6edf3filterTb4b4b4.Te6edf3validateOutgoingTb4b4b4(Ta5d6ff"Ta5d6ffHelloTa5d6ff"Tb4b4b4)

Te6edf3assertIsTff7b72<Te6edf3MessageFilterTb4b4b4.Te6edf3ValidationResultTb4b4b4.Te6edf3ValidTff7b72>Tb4b4b4(Te6edf3resultTb4b4b4)

Tb4b4b4}

Tf0883e@Test

Tff7b72fun Td2a8ff`validateOutgoing returns TooLong for oversized messages`Tb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3longMessage Tff7b72= Ta5d6ff"Ta5d6ffaTa5d6ff"Tb4b4b4.Te6edf3repeatTb4b4b4(T79c0ff2T79c0ff3T79c0ff8Tb4b4b4)

Tff7b72val Te6edf3result Tff7b72= Te6edf3filterTb4b4b4.Te6edf3validateOutgoingTb4b4b4(Te6edf3longMessageTb4b4b4)

Te6edf3assertIsTff7b72<Te6edf3MessageFilterTb4b4b4.Te6edf3ValidationResultTb4b4b4.Te6edf3TooLongTff7b72>Tb4b4b4(Te6edf3resultTb4b4b4)

Te6edf3assertEqualsTb4b4b4(T79c0ff2T79c0ff3T79c0ff8Tb4b4b4, Te6edf3resultTb4b4b4.Te6edf3actualBytesTb4b4b4)

Te6edf3assertEqualsTb4b4b4(T79c0ff2T79c0ff3T79c0ff7Tb4b4b4, Te6edf3resultTb4b4b4.Te6edf3maxBytesTb4b4b4)

Tb4b4b4}

Tf0883e@Test

Tff7b72fun Td2a8ff`validateOutgoing accounts for multi-byte UTF-8`Tb4b4b4(Tb4b4b4) Tb4b4b4{

T8b949e// Each emoji is 4 bytes in UTF-8

Tff7b72val Te6edf3emojiMessage Tff7b72= Ta5d6ff"Ta5d6ff🎉Ta5d6ff"Tb4b4b4.Te6edf3repeatTb4b4b4(T79c0ff6T79c0ff0Tb4b4b4) T8b949e// 240 bytes

Tff7b72val Te6edf3result Tff7b72= Te6edf3filterTb4b4b4.Te6edf3validateOutgoingTb4b4b4(Te6edf3emojiMessageTb4b4b4)

Te6edf3assertIsTff7b72<Te6edf3MessageFilterTb4b4b4.Te6edf3ValidationResultTb4b4b4.Te6edf3TooLongTff7b72>Tb4b4b4(Te6edf3resultTb4b4b4)

Tb4b4b4}

Tff7b72companion Tff7b72object Tb4b4b4{

Tff7b72private Tff7b72const Tff7b72val Te6edf3DATA_TYPE_TEXT Tff7b72= T79c0ff1

Tb4b4b4}

Tb4b4b4}