Node / meshtastic / Meshtastic-Android / files / core / ui / src / commonTest / kotlin / org / meshtastic / core / ui / component / AutoLinkTextRenderTest.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.ui.component

Tff7b72import T7ee787androidx.compose.ui.text.AnnotatedString

Tff7b72import T7ee787androidx.compose.ui.text.LinkAnnotation

Tff7b72import T7ee787androidx.compose.ui.text.SpanStyle

Tff7b72import T7ee787androidx.compose.ui.text.TextLinkStyles

Tff7b72import T7ee787androidx.compose.ui.text.font.FontStyle

Tff7b72import T7ee787androidx.compose.ui.text.font.FontWeight

Tff7b72import T7ee787kotlin.test.Test

Tff7b72import T7ee787kotlin.test.assertEquals

Tff7b72import T7ee787kotlin.test.assertNull

Tff7b72import T7ee787kotlin.test.assertTrue

T8b949e/**

* Contract tests for the render extension in [buildAnnotatedStringWithLinks] (see contracts/autolinktext-render.md,

* rows A-1…A-8). These assert on the produced [AnnotatedString] directly — the builder is a pure function, so no

* Compose UI harness is required.

*/

Tff7b72class T56d364AutoLinkTextRenderTest Tb4b4b4{

Tff7b72private Tff7b72val Te6edf3linkStyles Tff7b72= Te6edf3TextLinkStylesTb4b4b4(Te6edf3style Tff7b72= Te6edf3SpanStyleTb4b4b4(Tb4b4b4)Tb4b4b4)

Tff7b72private Tff7b72fun Td2a8ffbuildTb4b4b4(Te6edf3textTb4b4b4: Tffa657StringTb4b4b4, Te6edf3mentionNameTb4b4b4: Tb4b4b4(Tb4b4b4(Tffa657StringTb4b4b4) Tff7b72-Tff7b72> Tffa657String?Tb4b4b4)Tff7b72? Tff7b72= Tff7b72nullTb4b4b4)Tb4b4b4: Te6edf3AnnotatedString Tff7b72=

Te6edf3buildAnnotatedStringWithLinksTb4b4b4(Te6edf3textTb4b4b4, Te6edf3linkStylesTb4b4b4, Te6edf3mentionNameTb4b4b4) Tb4b4b4{Tb4b4b4}

Tff7b72private Tff7b72fun Te6edf3AnnotatedStringTb4b4b4.Td2a8ffurlLinksTb4b4b4(Tb4b4b4)Tb4b4b4: Te6edf3ListTff7b72<Te6edf3TripleTff7b72<Tffa657StringTb4b4b4, Tffa657IntTb4b4b4, Tffa657IntTff7b72>Tff7b72> Tff7b72=

Te6edf3getLinkAnnotationsTb4b4b4(T79c0ff0Tb4b4b4, Te6edf3lengthTb4b4b4)Tb4b4b4.Te6edf3mapNotNull Tb4b4b4{ Te6edf3range Tff7b72-Tff7b72>

Tb4b4b4(Te6edf3rangeTb4b4b4.Te6edf3item Tff7b72as? Te6edf3LinkAnnotationTb4b4b4.Te6edf3UrlTb4b4b4)Tff7b72?.Te6edf3let Tb4b4b4{ Te6edf3TripleTb4b4b4(Tffa657itTb4b4b4.Te6edf3urlTb4b4b4, Te6edf3rangeTb4b4b4.Te6edf3startTb4b4b4, Te6edf3rangeTb4b4b4.Te6edf3endTb4b4b4) Tb4b4b4}

Tb4b4b4}

Tff7b72private Tff7b72fun Te6edf3AnnotatedStringTb4b4b4.Td2a8ffclickableTagsTb4b4b4(Tb4b4b4)Tb4b4b4: Te6edf3ListTff7b72<Te6edf3AnnotatedStringTb4b4b4.Te6edf3RangeTff7b72<Te6edf3LinkAnnotationTb4b4b4.Te6edf3ClickableTff7b72>Tff7b72> Tff7b72=

Te6edf3getLinkAnnotationsTb4b4b4(T79c0ff0Tb4b4b4, Te6edf3lengthTb4b4b4)Tb4b4b4.Te6edf3mapNotNull Tb4b4b4{ Te6edf3range Tff7b72-Tff7b72>

Tb4b4b4(Te6edf3rangeTb4b4b4.Te6edf3item Tff7b72as? Te6edf3LinkAnnotationTb4b4b4.Te6edf3ClickableTb4b4b4)Tff7b72?.Te6edf3let Tb4b4b4{ Te6edf3AnnotatedStringTb4b4b4.Te6edf3RangeTb4b4b4(Tffa657itTb4b4b4, Te6edf3rangeTb4b4b4.Te6edf3startTb4b4b4, Te6edf3rangeTb4b4b4.Te6edf3endTb4b4b4) Tb4b4b4}

Tb4b4b4}

Tf0883e@Test T8b949e// A-1

Tff7b72fun Td2a8ffbold_renders_without_delimitersTb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3result Tff7b72= Te6edf3buildTb4b4b4(Ta5d6ff"Ta5d6ff**bold**Ta5d6ff"Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6ffboldTa5d6ff"Tb4b4b4, Te6edf3resultTb4b4b4.Te6edf3textTb4b4b4)

Tff7b72val Te6edf3bold Tff7b72= Te6edf3resultTb4b4b4.Te6edf3spanStylesTb4b4b4.Te6edf3single Tb4b4b4{ Tffa657itTb4b4b4.Te6edf3itemTb4b4b4.Te6edf3fontWeight Tff7b72=Tff7b72= Te6edf3FontWeightTb4b4b4.Te6edf3Bold Tb4b4b4}

Te6edf3assertEqualsTb4b4b4(T79c0ff0Tb4b4b4, Te6edf3boldTb4b4b4.Te6edf3startTb4b4b4)

Te6edf3assertEqualsTb4b4b4(T79c0ff4Tb4b4b4, Te6edf3boldTb4b4b4.Te6edf3endTb4b4b4)

Te6edf3assertTrueTb4b4b4(Te6edf3resultTb4b4b4.Te6edf3urlLinksTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3isEmptyTb4b4b4(Tb4b4b4)Tb4b4b4)

Tb4b4b4}

Tf0883e@Test T8b949e// A-2

Tff7b72fun Td2a8ffmarkdown_link_is_tappable_and_syntax_removedTb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3result Tff7b72= Te6edf3buildTb4b4b4(Ta5d6ff"Ta5d6ff[label](https://e.com)Ta5d6ff"Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6fflabelTa5d6ff"Tb4b4b4, Te6edf3resultTb4b4b4.Te6edf3textTb4b4b4)

Tff7b72val Te6edf3link Tff7b72= Te6edf3resultTb4b4b4.Te6edf3urlLinksTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3singleTb4b4b4(Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6ffhttps://e.comTa5d6ff"Tb4b4b4, Te6edf3linkTb4b4b4.Te6edf3firstTb4b4b4)

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6fflabelTa5d6ff"Tb4b4b4, Te6edf3resultTb4b4b4.Te6edf3textTb4b4b4.Te6edf3substringTb4b4b4(Te6edf3linkTb4b4b4.Te6edf3secondTb4b4b4, Te6edf3linkTb4b4b4.Te6edf3thirdTb4b4b4)Tb4b4b4)

Tb4b4b4}

Tf0883e@Test T8b949e// A-3

Tff7b72fun Td2a8ffbare_url_is_autolinkedTb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3result Tff7b72= Te6edf3buildTb4b4b4(Ta5d6ff"Ta5d6ffsee https://e.comTa5d6ff"Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6ffsee https://e.comTa5d6ff"Tb4b4b4, Te6edf3resultTb4b4b4.Te6edf3textTb4b4b4)

Tff7b72val Te6edf3link Tff7b72= Te6edf3resultTb4b4b4.Te6edf3urlLinksTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3singleTb4b4b4(Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6ffhttps://e.comTa5d6ff"Tb4b4b4, Te6edf3linkTb4b4b4.Te6edf3firstTb4b4b4)

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6ffhttps://e.comTa5d6ff"Tb4b4b4, Te6edf3resultTb4b4b4.Te6edf3textTb4b4b4.Te6edf3substringTb4b4b4(Te6edf3linkTb4b4b4.Te6edf3secondTb4b4b4, Te6edf3linkTb4b4b4.Te6edf3thirdTb4b4b4)Tb4b4b4)

Tb4b4b4}

Tf0883e@Test T8b949e// A-4

Tff7b72fun Td2a8ffmarkdown_link_and_bare_url_both_link_without_double_linkingTb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3result Tff7b72= Te6edf3buildTb4b4b4(Ta5d6ff"Ta5d6ff[x](https://e.com) and https://e.comTa5d6ff"Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6ffx and https://e.comTa5d6ff"Tb4b4b4, Te6edf3resultTb4b4b4.Te6edf3textTb4b4b4)

Tff7b72val Te6edf3links Tff7b72= Te6edf3resultTb4b4b4.Te6edf3urlLinksTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sortedBy Tb4b4b4{ Tffa657itTb4b4b4.Te6edf3second Tb4b4b4}

Te6edf3assertEqualsTb4b4b4(T79c0ff2Tb4b4b4, Te6edf3linksTb4b4b4.Te6edf3sizeTb4b4b4)

T8b949e// Markdown link on "x".

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6ffxTa5d6ff"Tb4b4b4, Te6edf3resultTb4b4b4.Te6edf3textTb4b4b4.Te6edf3substringTb4b4b4(Te6edf3linksTff7b72[T79c0ff0Tff7b72]Tb4b4b4.Te6edf3secondTb4b4b4, Te6edf3linksTff7b72[T79c0ff0Tff7b72]Tb4b4b4.Te6edf3thirdTb4b4b4)Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6ffhttps://e.comTa5d6ff"Tb4b4b4, Te6edf3linksTff7b72[T79c0ff0Tff7b72]Tb4b4b4.Te6edf3firstTb4b4b4)

T8b949e// Bare URL is linked separately, no overlap with the markdown link range.

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6ffhttps://e.comTa5d6ff"Tb4b4b4, Te6edf3resultTb4b4b4.Te6edf3textTb4b4b4.Te6edf3substringTb4b4b4(Te6edf3linksTff7b72[T79c0ff1Tff7b72]Tb4b4b4.Te6edf3secondTb4b4b4, Te6edf3linksTff7b72[T79c0ff1Tff7b72]Tb4b4b4.Te6edf3thirdTb4b4b4)Tb4b4b4)

Te6edf3assertTrueTb4b4b4(Te6edf3linksTff7b72[T79c0ff0Tff7b72]Tb4b4b4.Te6edf3third Tff7b72<Tff7b72= Te6edf3linksTff7b72[T79c0ff1Tff7b72]Tb4b4b4.Te6edf3secondTb4b4b4, Ta5d6ff"Ta5d6fflink ranges must not overlapTa5d6ff"Tb4b4b4)

Tb4b4b4}

Tf0883e@Test T8b949e// A-5

Tff7b72fun Td2a8ffmention_inside_bold_resolves_and_keeps_offsetsTb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3result Tff7b72= Te6edf3buildTb4b4b4(Ta5d6ff"Ta5d6ff**@!abcd1234**Ta5d6ff"Tb4b4b4) Tb4b4b4{ Te6edf3id Tff7b72-Tff7b72> Tff7b72if Tb4b4b4(Te6edf3id Tff7b72=Tff7b72= Ta5d6ff"Ta5d6ff!abcd1234Ta5d6ff"Tb4b4b4) Ta5d6ff"Ta5d6ffAliceTa5d6ff" Tff7b72else Tff7b72null Tb4b4b4}

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6ff@AliceTa5d6ff"Tb4b4b4, Te6edf3resultTb4b4b4.Te6edf3textTb4b4b4)

T8b949e// The markdown bold must cover the whole substituted display name. The parser tokenizes punctuation (`@`, `!`)

T8b949e// into separate leaf nodes, so the bold can arrive as several adjacent fragments; they render additively, so

T8b949e// coverage — not span count — is the contract. Every index of "@Alice" must fall inside some bold span whose

T8b949e// offsets grew with the mention substitution.

Tff7b72val Te6edf3boldSpans Tff7b72= Te6edf3resultTb4b4b4.Te6edf3spanStylesTb4b4b4.Te6edf3filter Tb4b4b4{ Tffa657itTb4b4b4.Te6edf3itemTb4b4b4.Te6edf3fontWeight Tff7b72=Tff7b72= Te6edf3FontWeightTb4b4b4.Te6edf3Bold Tb4b4b4}

Te6edf3assertTrueTb4b4b4(

Ta5d6ff"Ta5d6ff@AliceTa5d6ff"Tb4b4b4.Te6edf3indicesTb4b4b4.Te6edf3all Tb4b4b4{ Te6edf3i Tff7b72-Tff7b72> Te6edf3boldSpansTb4b4b4.Te6edf3any Tb4b4b4{ Te6edf3i Tff7b72in Tffa657itTb4b4b4.Te6edf3start Te6edf3until Tffa657itTb4b4b4.Te6edf3end Tb4b4b4} Tb4b4b4}Tb4b4b4,

Ta5d6ff"Ta5d6ffexpected bold to cover the whole display name; text='Tffd700${Te6edf3resultTb4b4b4.Te6edf3textTffd700}Ta5d6ff' Ta5d6ff" Tff7b72+

Ta5d6ff"Ta5d6ffboldSpans=Tffd700${Te6edf3boldSpansTb4b4b4.Te6edf3map Tb4b4b4{ Tffa657itTb4b4b4.Te6edf3start Te6edf3to Tffa657itTb4b4b4.Te6edf3end Tb4b4b4}Tffd700}Ta5d6ff"Tb4b4b4,

Tb4b4b4)

T8b949e// Mention is a tappable clickable spanning the display name.

Tff7b72val Te6edf3mention Tff7b72= Te6edf3resultTb4b4b4.Te6edf3clickableTagsTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3singleTb4b4b4(Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(T79c0ff0Tb4b4b4, Te6edf3mentionTb4b4b4.Te6edf3startTb4b4b4)

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6ff@AliceTa5d6ff"Tb4b4b4.Te6edf3lengthTb4b4b4, Te6edf3mentionTb4b4b4.Te6edf3endTb4b4b4)

T8b949e// The bold delimiters must not have produced a bare-URL autolink.

Te6edf3assertTrueTb4b4b4(Te6edf3resultTb4b4b4.Te6edf3urlLinksTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3isEmptyTb4b4b4(Tb4b4b4)Tb4b4b4)

Tb4b4b4}

Tf0883e@Test T8b949e// A-6

Tff7b72fun Td2a8ffplain_text_falls_back_to_autolinked_text_onlyTb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3result Tff7b72= Te6edf3buildTb4b4b4(Ta5d6ff"Ta5d6ffno markdown hereTa5d6ff"Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6ffno markdown hereTa5d6ff"Tb4b4b4, Te6edf3resultTb4b4b4.Te6edf3textTb4b4b4)

Te6edf3assertTrueTb4b4b4(Te6edf3resultTb4b4b4.Te6edf3spanStylesTb4b4b4.Te6edf3isEmptyTb4b4b4(Tb4b4b4)Tb4b4b4)

Te6edf3assertTrueTb4b4b4(Te6edf3resultTb4b4b4.Te6edf3urlLinksTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3isEmptyTb4b4b4(Tb4b4b4)Tb4b4b4)

Tb4b4b4}

Tf0883e@Test T8b949e// A-6 (unpaired delimiter degrades to literal, no crash)

Tff7b72fun Td2a8ffunpaired_delimiter_renders_literallyTb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3result Tff7b72= Te6edf3buildTb4b4b4(Ta5d6ff"Ta5d6ffprice is 3 * 4 = 12Ta5d6ff"Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6ffprice is 3 * 4 = 12Ta5d6ff"Tb4b4b4, Te6edf3resultTb4b4b4.Te6edf3textTb4b4b4)

Te6edf3assertTrueTb4b4b4(Te6edf3resultTb4b4b4.Te6edf3spanStylesTb4b4b4.Te6edf3none Tb4b4b4{ Tffa657itTb4b4b4.Te6edf3itemTb4b4b4.Te6edf3fontStyle Tff7b72=Tff7b72= Te6edf3FontStyleTb4b4b4.Te6edf3Italic Tb4b4b4}Tb4b4b4)

Tb4b4b4}

Tf0883e@Test T8b949e// A-8

Tff7b72fun Td2a8ffemoji_only_short_circuits_and_renders_unchangedTb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3result Tff7b72= Te6edf3buildTb4b4b4(Ta5d6ff"Ta5d6ff😀👍Ta5d6ff"Tb4b4b4)

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6ff😀👍Ta5d6ff"Tb4b4b4, Te6edf3resultTb4b4b4.Te6edf3textTb4b4b4)

Te6edf3assertTrueTb4b4b4(Te6edf3resultTb4b4b4.Te6edf3spanStylesTb4b4b4.Te6edf3isEmptyTb4b4b4(Tb4b4b4)Tb4b4b4)

Te6edf3assertTrueTb4b4b4(Te6edf3resultTb4b4b4.Te6edf3urlLinksTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3isEmptyTb4b4b4(Tb4b4b4)Tb4b4b4)

Tb4b4b4}

Tf0883e@Test T8b949e// A-5 supporting: mention without a resolver keeps the raw id token

Tff7b72fun Td2a8ffmention_without_resolver_is_left_untouchedTb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3result Tff7b72= Te6edf3buildTb4b4b4(Ta5d6ff"Ta5d6ffhi @!abcd1234Ta5d6ff"Tb4b4b4)

T8b949e// No mentionName callback → substituteMentions is a no-op, token stays literal, no clickable is added.

Te6edf3assertEqualsTb4b4b4(Ta5d6ff"Ta5d6ffhi @!abcd1234Ta5d6ff"Tb4b4b4, Te6edf3resultTb4b4b4.Te6edf3textTb4b4b4)

Te6edf3assertNullTb4b4b4(Te6edf3resultTb4b4b4.Te6edf3clickableTagsTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3singleOrNullTb4b4b4(Tb4b4b4)Tb4b4b4)

Tb4b4b4}

Tb4b4b4}