Node / meshtastic / Meshtastic-Android / files / core / ui / src / commonTest / kotlin / org / meshtastic / core / ui / component / StatusSurfaceTest.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.graphics.Color

Tff7b72import T7ee787androidx.compose.ui.graphics.compositeOver

Tff7b72import T7ee787androidx.compose.ui.graphics.lerp

Tff7b72import T7ee787org.meshtastic.core.ui.theme.MIN_GRAPHICAL_CONTRAST

Tff7b72import T7ee787org.meshtastic.core.ui.theme.MIN_TEXT_CONTRAST

Tff7b72import T7ee787org.meshtastic.core.ui.theme.contrastRatio

Tff7b72import T7ee787org.meshtastic.core.ui.theme.surfaceContainerHighestLight

Tff7b72import T7ee787kotlin.test.Test

Tff7b72import T7ee787kotlin.test.assertTrue

Tff7b72class T56d364StatusSurfaceTest Tb4b4b4{

T8b949e// The actual StatusColors token values (kept in sync with CustomColors.StatusColors).

Tff7b72private Tff7b72val Te6edf3green Tff7b72= Te6edf3ColorTb4b4b4(T79c0ff0Te6edf3xFF3FB86DTb4b4b4)

Tff7b72private Tff7b72val Te6edf3statusColors Tff7b72=

Te6edf3mapOfTb4b4b4(

Ta5d6ff"Ta5d6ffgreenTa5d6ff" Te6edf3to Te6edf3greenTb4b4b4,

Ta5d6ff"Ta5d6ffyellowTa5d6ff" Te6edf3to Te6edf3ColorTb4b4b4(T79c0ff0Te6edf3xFFE8A33ETb4b4b4)Tb4b4b4,

Ta5d6ff"Ta5d6fforangeTa5d6ff" Te6edf3to Te6edf3ColorTb4b4b4(T79c0ff0Te6edf3xFFFF8800Tb4b4b4)Tb4b4b4,

Ta5d6ff"Ta5d6ffredTa5d6ff" Te6edf3to Te6edf3ColorTb4b4b4(T79c0ff0Te6edf3xFFE05252Tb4b4b4)Tb4b4b4,

Tb4b4b4)

T8b949e// StatusScrim is translucent, so test the effective color over the lightest surface it can REALISTICALLY sit on:

T8b949e// the light card surface (chip base) tinted toward the lightest possible node color (white) at max emphasis.

Tff7b72private Tff7b72val Te6edf3lightestBackdrop Tff7b72= Te6edf3lerpTb4b4b4(Te6edf3surfaceContainerHighestLightTb4b4b4, Te6edf3ColorTb4b4b4.Te6edf3WhiteTb4b4b4, Te6edf3NODE_TINT_EMPHASIZEDTb4b4b4)

Tff7b72private Tff7b72val Te6edf3effectiveScrim Tff7b72= Te6edf3StatusScrimTb4b4b4.Te6edf3compositeOverTb4b4b4(Te6edf3lightestBackdropTb4b4b4)

Tf0883e@Test

Tff7b72fun Td2a8ffgoodGreenMeetsTextContrastTb4b4b4(Tb4b4b4) Tb4b4b4{

T8b949e// Green carries the common cases (signed shield, good signal) and must clear AA text contrast.

Te6edf3assertTrueTb4b4b4(

Te6edf3contrastRatioTb4b4b4(Te6edf3greenTb4b4b4, Te6edf3effectiveScrimTb4b4b4) Tff7b72>Tff7b72= Te6edf3MIN_TEXT_CONTRASTTb4b4b4,

Ta5d6ff"Ta5d6ffgreen must meet AA text on the scrim (got Tffd700${Te6edf3contrastRatioTb4b4b4(Te6edf3greenTb4b4b4, Te6edf3effectiveScrimTb4b4b4)Tffd700}Ta5d6ff)Ta5d6ff"Tb4b4b4,

Tb4b4b4)

Tb4b4b4}

Tf0883e@Test

Tff7b72fun Td2a8ffeveryStatusColorClearsGraphicalContrastTb4b4b4(Tb4b4b4) Tb4b4b4{

T8b949e// Translucency trades some headroom: the darkest token (red) holds the 3:1 graphical floor, not full text AA.

Tff7b72for Tb4b4b4(Tb4b4b4(Te6edf3nameTb4b4b4, Te6edf3colorTb4b4b4) Tff7b72in Te6edf3statusColorsTb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3ratio Tff7b72= Te6edf3contrastRatioTb4b4b4(Te6edf3colorTb4b4b4, Te6edf3effectiveScrimTb4b4b4)

Te6edf3assertTrueTb4b4b4(Te6edf3ratio Tff7b72>Tff7b72= Te6edf3MIN_GRAPHICAL_CONTRASTTb4b4b4, Ta5d6ff"Ta5d6ffstatus 'Tffd700$Te6edf3nameTa5d6ff' must clear 3:1 on the scrim (got Tffd700$Te6edf3ratioTa5d6ff)Ta5d6ff"Tb4b4b4)

Tb4b4b4}

Tb4b4b4}

Tb4b4b4}