Node / meshtastic / Meshtastic-Android / files / core / takserver / src / commonTest / kotlin / org / meshtastic / core / takserver / CoTXmlTest.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.takserver

Tff7b72import T7ee787kotlin.test.Test

Tff7b72import T7ee787kotlin.test.assertEquals

Tff7b72import T7ee787kotlin.test.assertNotNull

Tff7b72import T7ee787kotlin.test.assertTrue

T8b949e/** Round-trip and structure tests for [CoTMessage.toXml]. */

Tff7b72class T56d364CoTXmlTest Tb4b4b4{

T8b949e// ── PLI round-trip ────────────────────────────────────────────────────────

Tf0883e@Test

Tff7b72fun Td2a8ff`toXml produces parseable XML for a PLI message`Tb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3original Tff7b72=

Te6edf3CoTMessageTb4b4b4.Te6edf3pliTb4b4b4(

Te6edf3uid Tff7b72= Ta5d6ff"Ta5d6ff!1234abcdTa5d6ff"Tb4b4b4,

Te6edf3callsign Tff7b72= Ta5d6ff"Ta5d6ffTestUserTa5d6ff"Tb4b4b4,

Te6edf3latitude Tff7b72= T79c0ff3T79c0ff7.7749Tb4b4b4,

Te6edf3longitude Tff7b72= Tff7b72-T79c0ff1T79c0ff2T79c0ff2.4194Tb4b4b4,

Te6edf3altitude Tff7b72= T79c0ff1T79c0ff5.0Tb4b4b4,

Te6edf3speed Tff7b72= T79c0ff5.0Tb4b4b4,

Te6edf3course Tff7b72= T79c0ff1T79c0ff8T79c0ff0.0Tb4b4b4,

Te6edf3team Tff7b72= Ta5d6ff"Ta5d6ffCyanTa5d6ff"Tb4b4b4,

Te6edf3role Tff7b72= Ta5d6ff"Ta5d6ffTeam MemberTa5d6ff"Tb4b4b4,

Te6edf3battery Tff7b72= T79c0ff8T79c0ff5Tb4b4b4,

Tb4b4b4)

Tff7b72val Te6edf3xml Tff7b72= Te6edf3originalTb4b4b4.Te6edf3toXmlTb4b4b4(Tb4b4b4)

Tff7b72val Te6edf3parsed Tff7b72= Te6edf3CoTXmlParserTb4b4b4(Te6edf3xmlTb4b4b4)Tb4b4b4.Te6edf3parseTb4b4b4(Tb4b4b4)

Te6edf3assertTrueTb4b4b4(Te6edf3parsedTb4b4b4.Te6edf3isSuccessTb4b4b4, Ta5d6ff"Ta5d6ffParsed result should be success; error=Tffd700${Te6edf3parsedTb4b4b4.Te6edf3exceptionOrNullTb4b4b4(Tb4b4b4)Tffd700}Ta5d6ff"Tb4b4b4)

Tff7b72val Te6edf3roundTripped Tff7b72= Te6edf3parsedTb4b4b4.Te6edf3getOrThrowTb4b4b4(Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(Te6edf3originalTb4b4b4.Te6edf3uidTb4b4b4, Te6edf3roundTrippedTb4b4b4.Te6edf3uidTb4b4b4)

Te6edf3assertEqualsTb4b4b4(Te6edf3originalTb4b4b4.Te6edf3typeTb4b4b4, Te6edf3roundTrippedTb4b4b4.Te6edf3typeTb4b4b4)

Te6edf3assertEqualsTb4b4b4(Te6edf3originalTb4b4b4.Te6edf3latitudeTb4b4b4, Te6edf3roundTrippedTb4b4b4.Te6edf3latitudeTb4b4b4, T79c0ff1e-4Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(Te6edf3originalTb4b4b4.Te6edf3longitudeTb4b4b4, Te6edf3roundTrippedTb4b4b4.Te6edf3longitudeTb4b4b4, T79c0ff1e-4Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(Te6edf3originalTb4b4b4.Te6edf3haeTb4b4b4, Te6edf3roundTrippedTb4b4b4.Te6edf3haeTb4b4b4, T79c0ff1e-4Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(Te6edf3originalTb4b4b4.Te6edf3contactTff7b72?.Te6edf3callsignTb4b4b4, Te6edf3roundTrippedTb4b4b4.Te6edf3contactTff7b72?.Te6edf3callsignTb4b4b4)

Te6edf3assertEqualsTb4b4b4(Te6edf3originalTb4b4b4.Te6edf3groupTff7b72?.Te6edf3nameTb4b4b4, Te6edf3roundTrippedTb4b4b4.Te6edf3groupTff7b72?.Te6edf3nameTb4b4b4)

Te6edf3assertEqualsTb4b4b4(Te6edf3originalTb4b4b4.Te6edf3groupTff7b72?.Te6edf3roleTb4b4b4, Te6edf3roundTrippedTb4b4b4.Te6edf3groupTff7b72?.Te6edf3roleTb4b4b4)

Te6edf3assertEqualsTb4b4b4(Te6edf3originalTb4b4b4.Te6edf3statusTff7b72?.Te6edf3batteryTb4b4b4, Te6edf3roundTrippedTb4b4b4.Te6edf3statusTff7b72?.Te6edf3batteryTb4b4b4)

Te6edf3assertEqualsTb4b4b4(Te6edf3originalTb4b4b4.Te6edf3trackTff7b72?.Te6edf3speedTb4b4b4, Te6edf3roundTrippedTb4b4b4.Te6edf3trackTff7b72?.Te6edf3speedTb4b4b4)

Te6edf3assertEqualsTb4b4b4(Te6edf3originalTb4b4b4.Te6edf3trackTff7b72?.Te6edf3courseTb4b4b4, Te6edf3roundTrippedTb4b4b4.Te6edf3trackTff7b72?.Te6edf3courseTb4b4b4)

Tb4b4b4}

T8b949e// ── Chat round-trip ───────────────────────────────────────────────────────

Tf0883e@Test

Tff7b72fun Td2a8ff`toXml produces parseable XML for a chat message`Tb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3original Tff7b72=

Te6edf3CoTMessageTb4b4b4.Te6edf3chatTb4b4b4(

Te6edf3senderUid Tff7b72= Ta5d6ff"Ta5d6ff!aabbccddTa5d6ff"Tb4b4b4,

Te6edf3senderCallsign Tff7b72= Ta5d6ff"Ta5d6ffAliceTa5d6ff"Tb4b4b4,

Te6edf3message Tff7b72= Ta5d6ff"Ta5d6ffHello WorldTa5d6ff"Tb4b4b4,

Te6edf3chatroom Tff7b72= Ta5d6ff"Ta5d6ffAll Chat RoomsTa5d6ff"Tb4b4b4,

Tb4b4b4)

Tff7b72val Te6edf3xml Tff7b72= Te6edf3originalTb4b4b4.Te6edf3toXmlTb4b4b4(Tb4b4b4)

Tff7b72val Te6edf3parsed Tff7b72= Te6edf3CoTXmlParserTb4b4b4(Te6edf3xmlTb4b4b4)Tb4b4b4.Te6edf3parseTb4b4b4(Tb4b4b4)

Te6edf3assertTrueTb4b4b4(Te6edf3parsedTb4b4b4.Te6edf3isSuccessTb4b4b4, Ta5d6ff"Ta5d6ffParsed result should be success; error=Tffd700${Te6edf3parsedTb4b4b4.Te6edf3exceptionOrNullTb4b4b4(Tb4b4b4)Tffd700}Ta5d6ff"Tb4b4b4)

Tff7b72val Te6edf3roundTripped Tff7b72= Te6edf3parsedTb4b4b4.Te6edf3getOrThrowTb4b4b4(Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6ffb-t-fTa5d6ff"Tb4b4b4, Te6edf3roundTrippedTb4b4b4.Te6edf3typeTb4b4b4)

Te6edf3assertNotNullTb4b4b4(Te6edf3roundTrippedTb4b4b4.Te6edf3chatTb4b4b4)

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6ffHello WorldTa5d6ff"Tb4b4b4, Te6edf3roundTrippedTb4b4b4.Te6edf3chatTb4b4b4.Te6edf3messageTb4b4b4)

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6ffAliceTa5d6ff"Tb4b4b4, Te6edf3roundTrippedTb4b4b4.Te6edf3chatTb4b4b4.Te6edf3senderCallsignTb4b4b4)

Tb4b4b4}

T8b949e// ── XML escaping ─────────────────────────────────────────────────────────

Tf0883e@Test

Tff7b72fun Td2a8ff`toXml escapes special characters in UID`Tb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3message Tff7b72= Te6edf3CoTMessageTb4b4b4.Te6edf3pliTb4b4b4(Te6edf3uid Tff7b72= Ta5d6ff"Ta5d6ffuid&with<special>charsTa5d6ff"Tb4b4b4, Te6edf3callsign Tff7b72= Ta5d6ff"Ta5d6ffUserTa5d6ff"Tb4b4b4, Te6edf3latitude Tff7b72= T79c0ff0.0Tb4b4b4, Te6edf3longitude Tff7b72= T79c0ff0.0Tb4b4b4)

Tff7b72val Te6edf3xml Tff7b72= Te6edf3messageTb4b4b4.Te6edf3toXmlTb4b4b4(Tb4b4b4)

Te6edf3assertTrueTb4b4b4(Te6edf3xmlTb4b4b4.Te6edf3containsTb4b4b4(Ta5d6ff"Ta5d6ffuid&amp;with&lt;special&gt;charsTa5d6ff"Tb4b4b4)Tb4b4b4, Ta5d6ff"Ta5d6ffExpected escaped UID in XML; got: Tffd700$Te6edf3xmlTa5d6ff"Tb4b4b4)

Tb4b4b4}

Tf0883e@Test

Tff7b72fun Td2a8ff`toXml escapes special characters in callsign`Tb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3message Tff7b72= Te6edf3CoTMessageTb4b4b4.Te6edf3pliTb4b4b4(Te6edf3uid Tff7b72= Ta5d6ff"Ta5d6ff!1234Ta5d6ff"Tb4b4b4, Te6edf3callsign Tff7b72= Ta5d6ff"Ta5d6ffA&B<C>DTa5d6ff"Tb4b4b4, Te6edf3latitude Tff7b72= T79c0ff0.0Tb4b4b4, Te6edf3longitude Tff7b72= T79c0ff0.0Tb4b4b4)

Tff7b72val Te6edf3xml Tff7b72= Te6edf3messageTb4b4b4.Te6edf3toXmlTb4b4b4(Tb4b4b4)

Te6edf3assertTrueTb4b4b4(Te6edf3xmlTb4b4b4.Te6edf3containsTb4b4b4(Ta5d6ff"Ta5d6ffA&amp;B&lt;C&gt;DTa5d6ff"Tb4b4b4)Tb4b4b4, Ta5d6ff"Ta5d6ffExpected escaped callsign in XML; got: Tffd700$Te6edf3xmlTa5d6ff"Tb4b4b4)

Tb4b4b4}

T8b949e// ── Structure ─────────────────────────────────────────────────────────────

Tf0883e@Test

Tff7b72fun Td2a8ff`toXml does not include XML declaration - CoT stream protocol`Tb4b4b4(Tb4b4b4) Tb4b4b4{

T8b949e// The CoT TCP streaming protocol requires a concatenated sequence of <event> elements

T8b949e// with NO XML declaration. A mid-stream <?xml ... ?> tag breaks ATAK's parser and

T8b949e// causes the client to disconnect as soon as the first real event arrives.

Tff7b72val Te6edf3message Tff7b72= Te6edf3CoTMessageTb4b4b4.Te6edf3pliTb4b4b4(Te6edf3uid Tff7b72= Ta5d6ff"Ta5d6ff!1234Ta5d6ff"Tb4b4b4, Te6edf3callsign Tff7b72= Ta5d6ff"Ta5d6ffXTa5d6ff"Tb4b4b4, Te6edf3latitude Tff7b72= T79c0ff0.0Tb4b4b4, Te6edf3longitude Tff7b72= T79c0ff0.0Tb4b4b4)

Tff7b72val Te6edf3xml Tff7b72= Te6edf3messageTb4b4b4.Te6edf3toXmlTb4b4b4(Tb4b4b4)

Te6edf3assertTrueTb4b4b4(Te6edf3xmlTb4b4b4.Te6edf3startsWithTb4b4b4(Ta5d6ff"Ta5d6ff<eventTa5d6ff"Tb4b4b4)Tb4b4b4, Ta5d6ff"Ta5d6ffXML should start with <event, not a declaration; got: Tffd700$Te6edf3xmlTa5d6ff"Tb4b4b4)

Te6edf3assertTrueTb4b4b4(Tff7b72!Te6edf3xmlTb4b4b4.Te6edf3containsTb4b4b4(Ta5d6ff"Ta5d6ff<?xmlTa5d6ff"Tb4b4b4)Tb4b4b4, Ta5d6ff"Ta5d6ffXML should NOT contain a declaration; got: Tffd700$Te6edf3xmlTa5d6ff"Tb4b4b4)

Tb4b4b4}

Tf0883e@Test

Tff7b72fun Td2a8ff`toXml omits optional elements when null`Tb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3message Tff7b72=

Te6edf3CoTMessageTb4b4b4.Te6edf3pliTb4b4b4(Te6edf3uid Tff7b72= Ta5d6ff"Ta5d6ff!1234Ta5d6ff"Tb4b4b4, Te6edf3callsign Tff7b72= Ta5d6ff"Ta5d6ffXTa5d6ff"Tb4b4b4, Te6edf3latitude Tff7b72= T79c0ff0.0Tb4b4b4, Te6edf3longitude Tff7b72= T79c0ff0.0Tb4b4b4)

Tb4b4b4.Te6edf3copyTb4b4b4(Te6edf3track Tff7b72= Tff7b72nullTb4b4b4, Te6edf3status Tff7b72= Tff7b72nullTb4b4b4, Te6edf3group Tff7b72= Tff7b72nullTb4b4b4, Te6edf3contact Tff7b72= Tff7b72nullTb4b4b4)

Tff7b72val Te6edf3xml Tff7b72= Te6edf3messageTb4b4b4.Te6edf3toXmlTb4b4b4(Tb4b4b4)

Te6edf3assertTrueTb4b4b4(Tff7b72!Te6edf3xmlTb4b4b4.Te6edf3containsTb4b4b4(Ta5d6ff"Ta5d6ff<trackTa5d6ff"Tb4b4b4)Tb4b4b4, Ta5d6ff"Ta5d6fftrack element should be absent when nullTa5d6ff"Tb4b4b4)

Te6edf3assertTrueTb4b4b4(Tff7b72!Te6edf3xmlTb4b4b4.Te6edf3containsTb4b4b4(Ta5d6ff"Ta5d6ff<statusTa5d6ff"Tb4b4b4)Tb4b4b4, Ta5d6ff"Ta5d6ffstatus element should be absent when nullTa5d6ff"Tb4b4b4)

Te6edf3assertTrueTb4b4b4(Tff7b72!Te6edf3xmlTb4b4b4.Te6edf3containsTb4b4b4(Ta5d6ff"Ta5d6ff<__groupTa5d6ff"Tb4b4b4)Tb4b4b4, Ta5d6ff"Ta5d6ff__group element should be absent when nullTa5d6ff"Tb4b4b4)

Te6edf3assertTrueTb4b4b4(Tff7b72!Te6edf3xmlTb4b4b4.Te6edf3containsTb4b4b4(Ta5d6ff"Ta5d6ff<contactTa5d6ff"Tb4b4b4)Tb4b4b4, Ta5d6ff"Ta5d6ffcontact element should be absent when nullTa5d6ff"Tb4b4b4)

Tb4b4b4}

Tf0883e@Test

Tff7b72fun Td2a8ff`toXml includes remarks when present`Tb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3message Tff7b72=

Te6edf3CoTMessageTb4b4b4.Te6edf3pliTb4b4b4(Te6edf3uid Tff7b72= Ta5d6ff"Ta5d6ff!1234Ta5d6ff"Tb4b4b4, Te6edf3callsign Tff7b72= Ta5d6ff"Ta5d6ffXTa5d6ff"Tb4b4b4, Te6edf3latitude Tff7b72= T79c0ff0.0Tb4b4b4, Te6edf3longitude Tff7b72= T79c0ff0.0Tb4b4b4)Tb4b4b4.Te6edf3copyTb4b4b4(Te6edf3remarks Tff7b72= Ta5d6ff"Ta5d6ffA remarkTa5d6ff"Tb4b4b4)

Tff7b72val Te6edf3xml Tff7b72= Te6edf3messageTb4b4b4.Te6edf3toXmlTb4b4b4(Tb4b4b4)

Te6edf3assertTrueTb4b4b4(Te6edf3xmlTb4b4b4.Te6edf3containsTb4b4b4(Ta5d6ff"Ta5d6ff<remarks>A remark</remarks>Ta5d6ff"Tb4b4b4)Tb4b4b4, Ta5d6ff"Ta5d6ffExpected remarks in XML; got: Tffd700$Te6edf3xmlTa5d6ff"Tb4b4b4)

Tb4b4b4}

Tb4b4b4}