Katan: playable screen, setup options, dev-preview catalogue gate
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Adds the Katan screen on top of the WALA-119 engine, built in separable layers
so the look, wording, layout and interaction can each be changed alone:

- CatanStyle: every colour and proportion (light/dark), via LocalCatanStyle
- CatanText: every word on screen (pure functions of state)
- CatanGeometry: lattice -> pixels and tap hit-testing (pure, unit-tested)
- CatanInteraction: what is tappable and what a tap means, derived only from the
  engine's legal-move list (pure, unit-tested)
- CatanBoardView / CatanPanels / CatanDialogs: stateless composables
- CatanScreen: wiring to MatchController, portrait and landscape layouts
- CatanPreviews: Android Studio previews of real positions
- docs/UI-catan.md: how to adapt each layer, rules of the road, known gaps

Wiring: PlayScreen branch, GameSetupScreen options (3-4 players, game to
5/8/10/12), and a GameDescriptor.devPreview flag so dev builds can open Katan
while production still hides it until two-device play is verified.

Tests: CatanGeometryTest, CatanInteractionTest, CatanTextTest, CatalogTest.

Co-Authored-By: Claude Sonnet 5.5 <[email protected]>
Claude-Session: https://claude.ai/code/session_01JdMNbY5hLR7FjtfEE712xG
This commit is contained in:
Claude
2026-10-14 22:24:45 +00:00
parent a778e4732f
commit 30dcf026bd
21 changed files with 3366 additions and 18 deletions
@@ -121,6 +121,20 @@ class CatalogTest {
assertEquals(listOf(GameCatalog.byId(GameCatalog.CATAN)!!), hiddenFromProduction)
}
@Test
fun `a preview game opens on a dev build and nowhere else`() {
val preview = GameCatalog.all.filter { it.devPreview }
assertTrue("Katan is the preview game", preview.map { it.id } == listOf(GameCatalog.CATAN))
preview.forEach { game ->
assertFalse("${game.id}: preview is for games that are not yet available", game.available)
assertTrue("${game.id} should open on a dev build", game.playableIn(devBuild = true))
assertFalse("${game.id} must not open in production", game.playableIn(devBuild = false))
}
// An ordinary finished game opens everywhere.
val chess = GameCatalog.byId(GameCatalog.CHESS)!!
assertTrue(chess.playableIn(devBuild = true) && chess.playableIn(devBuild = false))
}
@Test
fun `hiding unfinished games still leaves something to play in every menu`() {
// A menu filtered down to nothing would leave a stranded heading, and a
@@ -0,0 +1,53 @@
package org.prolibertate.games.ui.game.catan
import kotlinx.serialization.encodeToString
import kotlinx.serialization.json.Json
import org.prolibertate.games.game.GameCatalog
import org.prolibertate.games.game.catan.BuildingType
import org.prolibertate.games.game.catan.CatanBuilding
import org.prolibertate.games.game.catan.CatanOptions
import org.prolibertate.games.game.catan.CatanPhase
import org.prolibertate.games.game.catan.CatanRules
import org.prolibertate.games.game.catan.CatanState
import org.prolibertate.games.game.catan.Resource
import org.prolibertate.games.game.engine.PlayerKind
import org.prolibertate.games.game.engine.PlayerSlot
import org.prolibertate.games.game.engine.TableConfig
/** Shared fixtures for the Katan UI-logic tests: real islands, bent to taste. */
internal object CatanFixtures {
private val json = Json { encodeDefaults = true }
fun config(players: Int = 3, seed: Long = 7L) = TableConfig(
gameId = GameCatalog.CATAN,
seats = (0 until players).map { PlayerSlot(seat = it, name = "P$it", kind = PlayerKind.AI, team = it) },
optionsJson = json.encodeToString(CatanOptions(playerCount = players)),
seed = seed,
)
/** A fresh table, on the first setup placement. */
fun start(players: Int = 3, seed: Long = 7L): CatanState =
CatanRules.initialState(config(players, seed))
/** A mid-game state on [turn]'s turn, then adjusted by [adjust]. */
fun playing(
turn: Int = 0,
players: Int = 3,
adjust: CatanState.() -> CatanState = { this },
): CatanState = start(players)
.copy(phase = CatanPhase.PLAYING, turn = turn, turnNumber = 1)
.adjust()
fun hand(vararg cards: Pair<Resource, Int>): Map<Resource, Int> =
Resource.entries.associateWith { cards.toMap()[it] ?: 0 }
fun CatanState.withHand(seat: Int, hand: Map<Resource, Int>): CatanState =
copy(resources = resources.toMutableList().also { it[seat] = hand })
fun CatanState.withBuilding(vertex: Int, type: BuildingType, owner: Int): CatanState =
copy(buildings = buildings.toMutableList().also { it[vertex] = CatanBuilding(type, owner) })
fun CatanState.withRoad(edge: Int, owner: Int): CatanState =
copy(roads = roads.toMutableList().also { it[edge] = owner })
}
@@ -0,0 +1,117 @@
package org.prolibertate.games.ui.game.catan
import org.junit.Assert.assertEquals
import org.junit.Assert.assertNull
import org.junit.Assert.assertTrue
import org.junit.Test
import org.prolibertate.games.game.catan.CatanBoard
import kotlin.math.abs
import kotlin.math.sqrt
class CatanGeometryTest {
private val sizes = listOf(360f to 800f, 800f to 360f, 500f to 500f, 1000f to 1000f / CatanGeometry.ASPECT)
private fun dist(a: Pt, b: Pt): Float = sqrt((a.x - b.x) * (a.x - b.x) + (a.y - b.y) * (a.y - b.y))
@Test
fun `the whole island fits inside the box at every shape`() {
for ((w, h) in sizes) {
val layout = CatanGeometry.fit(w, h)
for (v in 0 until CatanBoard.VERTEX_COUNT) {
val p = layout.vertex(v)
assertTrue("vertex $v x=${p.x} outside 0..$w", p.x in 0f..w)
assertTrue("vertex $v y=${p.y} outside 0..$h", p.y in 0f..h)
}
for (e in CatanBoard.PORT_POSITIONS) {
val p = layout.portAnchor(e)
assertTrue("harbour marker x=${p.x} outside 0..$w at ${w}x$h", p.x in 0f..w)
assertTrue("harbour marker y=${p.y} outside 0..$h at ${w}x$h", p.y in 0f..h)
}
}
}
@Test
fun `the layout is as large as the box allows`() {
// Tall and narrow is limited by width, short and wide by height; either
// way the island should use most of the limiting side.
val tall = CatanGeometry.fit(360f, 800f)
val wide = CatanGeometry.fit(800f, 360f)
assertTrue(tall.radius > 20f)
assertTrue(wide.radius > 20f)
val xs = (0 until CatanBoard.VERTEX_COUNT).map { tall.vertex(it).x }
assertTrue("island should span most of the width", xs.max() - xs.min() > 360f * 0.7f)
}
@Test
fun `every edge is one hex radius long and every hex corner is one radius from its centre`() {
val layout = CatanGeometry.fit(500f, 500f)
for (e in 0 until CatanBoard.EDGE_COUNT) {
val (a, b) = layout.edgeEnds(e)
assertEquals("edge $e length", layout.radius, dist(a, b), layout.radius * 0.01f)
}
for (h in 0 until CatanBoard.HEX_COUNT) {
val centre = layout.hexCenter(h)
for (corner in layout.hexCorners(h)) {
assertEquals("hex $h corner", layout.radius, dist(centre, corner), layout.radius * 0.01f)
}
}
}
@Test
fun `all fifty-four vertices sit at distinct places`() {
val layout = CatanGeometry.fit(500f, 500f)
val places = (0 until CatanBoard.VERTEX_COUNT).map {
val p = layout.vertex(it)
Math.round(p.x) to Math.round(p.y)
}.toSet()
assertEquals(CatanBoard.VERTEX_COUNT, places.size)
}
@Test
fun `a tap on a vertex finds that vertex, and a tap far away finds nothing`() {
val layout = CatanGeometry.fit(500f, 500f)
val all = (0 until CatanBoard.VERTEX_COUNT).toList()
for (v in all) {
val p = layout.vertex(v)
assertEquals(v, layout.nearestVertex(p, layout.radius * 0.5f, all))
// A slightly clumsy tap still lands on it.
assertEquals(v, layout.nearestVertex(Pt(p.x + layout.radius * 0.2f, p.y - layout.radius * 0.15f), layout.radius * 0.55f, all))
}
assertNull(layout.nearestVertex(Pt(-100f, -100f), layout.radius * 0.5f, all))
}
@Test
fun `hit testing only considers the candidates it is given`() {
val layout = CatanGeometry.fit(500f, 500f)
val at = layout.vertex(5)
assertNull(layout.nearestVertex(at, layout.radius * 0.3f, listOf(6)))
assertEquals(6, layout.nearestVertex(layout.vertex(6), layout.radius * 0.3f, listOf(6)))
assertEquals(3, layout.nearestEdge(layout.edgeMidpoint(3), 5f, listOf(3, 4)))
assertEquals(7, layout.nearestHex(layout.hexCenter(7), 5f, listOf(7, 8)))
}
@Test
fun `the nearest candidate wins when several are in reach`() {
val layout = CatanGeometry.fit(500f, 500f)
val a = 10
val b = CatanBoard.VERTEX_NEIGHBORS[a].first()
val pa = layout.vertex(a)
val pb = layout.vertex(b)
// A point two-thirds of the way toward b is nearer b, though both are in reach.
val at = Pt(pa.x + (pb.x - pa.x) * 0.66f, pa.y + (pb.y - pa.y) * 0.66f)
assertEquals(b, layout.nearestVertex(at, layout.radius * 2f, listOf(a, b)))
}
@Test
fun `harbour markers sit outside the coast`() {
val layout = CatanGeometry.fit(500f, 500f)
val centre = Pt(500f / 2f, 500f / 2f)
for (e in CatanBoard.PORT_POSITIONS) {
val anchor = layout.portAnchor(e)
val mid = layout.edgeMidpoint(e)
assertTrue("harbour on edge $e should be past the coast", dist(anchor, centre) > dist(mid, centre))
assertTrue("and not floating far from it", abs(dist(anchor, mid) - layout.radius * 0.62f) < 1f)
}
}
}
@@ -0,0 +1,325 @@
package org.prolibertate.games.ui.game.catan
import org.junit.Assert.assertEquals
import org.junit.Assert.assertFalse
import org.junit.Assert.assertNotNull
import org.junit.Assert.assertNull
import org.junit.Assert.assertTrue
import org.junit.Test
import org.prolibertate.games.game.catan.BuildCity
import org.prolibertate.games.game.catan.BuildRoad
import org.prolibertate.games.game.catan.BuildSettlement
import org.prolibertate.games.game.catan.BuildingType
import org.prolibertate.games.game.catan.CatanBoard
import org.prolibertate.games.game.catan.CatanPhase
import org.prolibertate.games.game.catan.CatanRules
import org.prolibertate.games.game.catan.DevCard
import org.prolibertate.games.game.catan.DevCardType
import org.prolibertate.games.game.catan.Discard
import org.prolibertate.games.game.catan.MaritimeTrade
import org.prolibertate.games.game.catan.MoveRobber
import org.prolibertate.games.game.catan.PlayKnight
import org.prolibertate.games.game.catan.PlayMonopoly
import org.prolibertate.games.game.catan.PlayYearOfPlenty
import org.prolibertate.games.game.catan.Resource
import org.prolibertate.games.game.catan.SetupPlace
import org.prolibertate.games.ui.game.catan.CatanFixtures.hand
import org.prolibertate.games.ui.game.catan.CatanFixtures.playing
import org.prolibertate.games.ui.game.catan.CatanFixtures.start
import org.prolibertate.games.ui.game.catan.CatanFixtures.withBuilding
import org.prolibertate.games.ui.game.catan.CatanFixtures.withHand
import org.prolibertate.games.ui.game.catan.CatanFixtures.withRoad
class CatanInteractionTest {
private val rich = hand(
Resource.LUMBER to 5, Resource.BRICK to 5, Resource.WOOL to 5,
Resource.GRAIN to 5, Resource.ORE to 5,
)
// --- Setup ---------------------------------------------------------------
@Test
fun `setup first offers every settlement spot, then only the roads beside the chosen one`() {
val state = start()
val legal = CatanRules.legalMoves(state, 0)
val setup = legal.filterIsInstance<SetupPlace>()
val first = CatanInteraction.targets(state, legal, null, null)
assertEquals(setup.map { it.vertex }.toSet(), first.vertices)
assertTrue(first.edges.isEmpty() && first.hexes.isEmpty())
val vertex = first.vertices.first()
val second = CatanInteraction.targets(state, legal, null, vertex)
assertTrue(second.vertices.isEmpty())
assertEquals(setup.filter { it.vertex == vertex }.map { it.edge }.toSet(), second.edges)
}
@Test
fun `a setup placement is two taps - the settlement, then its road`() {
val state = start()
val legal = CatanRules.legalMoves(state, 0)
val vertex = CatanInteraction.targets(state, legal, null, null).vertices.first()
val edge = CatanInteraction.targets(state, legal, null, vertex).edges.first()
assertEquals(TapOutcome.PickSetupVertex(vertex), CatanInteraction.onVertexTap(vertex, legal, null, null))
assertEquals(TapOutcome.Submit(SetupPlace(vertex, edge)), CatanInteraction.onEdgeTap(edge, legal, null, vertex))
// A road tapped before any settlement is chosen means nothing.
assertEquals(TapOutcome.Ignored, CatanInteraction.onEdgeTap(edge, legal, null, null))
}
@Test
fun `a road that does not touch the chosen settlement is refused`() {
val state = start()
val legal = CatanRules.legalMoves(state, 0)
val vertex = CatanInteraction.targets(state, legal, null, null).vertices.first()
val beside = CatanBoard.VERTEX_EDGES[vertex].toSet()
val far = (0 until CatanBoard.EDGE_COUNT).first { it !in beside }
assertEquals(TapOutcome.Ignored, CatanInteraction.onEdgeTap(far, legal, null, vertex))
}
// --- Building -------------------------------------------------------------
/** Seat 0 owns a settlement at vertex 0 and a road two edges long leading away from it. */
private fun established(): Triple<org.prolibertate.games.game.catan.CatanState, Int, Int> {
val e1 = CatanBoard.VERTEX_EDGES[0][0]
val w = CatanBoard.otherEnd(e1, 0)
val e2 = CatanBoard.VERTEX_EDGES[w].first { it != e1 }
val x = CatanBoard.otherEnd(e2, w)
val state = playing {
withHand(0, rich).withBuilding(0, BuildingType.SETTLEMENT, 0).withRoad(e1, 0).withRoad(e2, 0)
}
return Triple(state, x, e2)
}
@Test
fun `nothing on the board is tappable until a build mode is chosen`() {
val (state, _, _) = established()
val legal = CatanRules.legalMoves(state, 0)
assertTrue(CatanInteraction.targets(state, legal, null, null).isEmpty)
}
@Test
fun `build modes target exactly what the engine allows`() {
val (state, x, _) = established()
val legal = CatanRules.legalMoves(state, 0)
assertEquals(
legal.filterIsInstance<BuildRoad>().map { it.edge }.toSet(),
CatanInteraction.targets(state, legal, BuildKind.ROAD, null).edges,
)
assertTrue(x in CatanInteraction.targets(state, legal, BuildKind.SETTLEMENT, null).vertices)
assertEquals(setOf(0), CatanInteraction.targets(state, legal, BuildKind.CITY, null).vertices)
assertEquals(setOf(BuildKind.ROAD, BuildKind.SETTLEMENT, BuildKind.CITY), CatanInteraction.canBuild(legal))
}
@Test
fun `a tap builds only when the matching mode is armed and the spot is legal`() {
val (state, x, _) = established()
val legal = CatanRules.legalMoves(state, 0)
val road = legal.filterIsInstance<BuildRoad>().first().edge
assertEquals(TapOutcome.Submit(BuildSettlement(x)), CatanInteraction.onVertexTap(x, legal, BuildKind.SETTLEMENT, null))
assertEquals(TapOutcome.Submit(BuildCity(0)), CatanInteraction.onVertexTap(0, legal, BuildKind.CITY, null))
assertEquals(TapOutcome.Submit(BuildRoad(road)), CatanInteraction.onEdgeTap(road, legal, BuildKind.ROAD, null))
// No mode armed: nothing happens.
assertEquals(TapOutcome.Ignored, CatanInteraction.onVertexTap(x, legal, null, null))
assertEquals(TapOutcome.Ignored, CatanInteraction.onEdgeTap(road, legal, null, null))
// A settlement on an occupied crossing is not offered.
assertEquals(TapOutcome.Ignored, CatanInteraction.onVertexTap(0, legal, BuildKind.SETTLEMENT, null))
// The wrong mode for the spot.
assertEquals(TapOutcome.Ignored, CatanInteraction.onVertexTap(x, legal, BuildKind.CITY, null))
}
@Test
fun `without the cards, nothing can be built`() {
val (state, _, _) = established()
val broke = state.withHand(0, hand())
val legal = CatanRules.legalMoves(broke, 0)
assertTrue(CatanInteraction.canBuild(legal).isEmpty())
assertFalse(CatanInteraction.canBuyDevCard(legal))
assertTrue(CatanInteraction.canEndTurn(legal))
}
@Test
fun `free roads from a road building card need no build mode`() {
val (state, _, _) = established()
val free = state.copy(phase = CatanPhase.FREE_ROADS, pendingFreeRoads = 2)
val legal = CatanRules.legalMoves(free, 0)
val targets = CatanInteraction.targets(free, legal, null, null)
assertTrue(targets.edges.isNotEmpty())
val edge = targets.edges.first()
assertEquals(TapOutcome.Submit(BuildRoad(edge)), CatanInteraction.onEdgeTap(edge, legal, null, null))
assertTrue(CatanInteraction.canEndFreeRoads(legal))
}
// --- The robber ---------------------------------------------------------------
@Test
fun `the robber may go to any hex but the one it is on`() {
val state = playing { copy(phase = CatanPhase.ROBBER) }
val legal = CatanRules.legalMoves(state, 0)
val targets = CatanInteraction.targets(state, legal, null, null)
assertEquals((0 until CatanBoard.HEX_COUNT).filter { it != state.robber }.toSet(), targets.hexes)
val hex = targets.hexes.first()
// Nobody has built anything, so there is nobody to rob: the move goes straight through.
assertEquals(
TapOutcome.Submit(MoveRobber(CatanBoard.HEXES[hex], null)),
CatanInteraction.onHexTap(hex, legal),
)
assertEquals(TapOutcome.Ignored, CatanInteraction.onHexTap(state.robber, legal))
}
@Test
fun `a hex with two possible victims asks which`() {
val base = playing { copy(phase = CatanPhase.ROBBER) }
val hex = (0 until CatanBoard.HEX_COUNT).first { it != base.robber }
val corners = CatanBoard.HEX_CORNERS[hex]
val state = base
.withBuilding(corners[0], BuildingType.SETTLEMENT, 1)
.withBuilding(corners[3], BuildingType.SETTLEMENT, 2)
.withHand(1, hand(Resource.ORE to 1))
.withHand(2, hand(Resource.GRAIN to 1))
val legal = CatanRules.legalMoves(state, 0)
val outcome = CatanInteraction.onHexTap(hex, legal)
assertTrue(outcome is TapOutcome.PickRobberVictim)
outcome as TapOutcome.PickRobberVictim
assertEquals(CatanBoard.HEXES[hex], outcome.hex)
assertEquals(setOf(1, 2), outcome.victims.toSet())
}
// --- Discarding -----------------------------------------------------------------
@Test
fun `a seven costs half the hand, rounded down`() {
assertEquals(4, CatanInteraction.discardQuota(9))
assertEquals(4, CatanInteraction.discardQuota(8))
assertEquals(3, CatanInteraction.discardQuota(7))
}
@Test
fun `a discard is found only when it names exactly an allowed set of cards`() {
val state = playing {
copy(phase = CatanPhase.DISCARDING, discardSeat = 0)
.withHand(0, hand(Resource.LUMBER to 3, Resource.BRICK to 3, Resource.WOOL to 3))
}
val legal = CatanRules.legalMoves(state, 0)
assertTrue(legal.all { it is Discard })
val good = listOf(Resource.LUMBER, Resource.LUMBER, Resource.BRICK, Resource.WOOL)
assertNotNull(CatanInteraction.discardMove(legal, good))
// Order does not matter.
assertNotNull(CatanInteraction.discardMove(legal, good.reversed()))
// Too few, and more than are held.
assertNull(CatanInteraction.discardMove(legal, good.take(3)))
assertNull(CatanInteraction.discardMove(legal, List(4) { Resource.LUMBER }))
}
// --- Trading ---------------------------------------------------------------------
@Test
fun `bank trades list what can be given and what it can buy`() {
val state = playing { withHand(0, hand(Resource.GRAIN to 4)) }
val legal = CatanRules.legalMoves(state, 0)
assertTrue(legal.any { it is MaritimeTrade })
val trades = CatanInteraction.bankTrades(legal)
assertEquals(setOf(Resource.GRAIN), trades.keys)
assertEquals(Resource.entries.filter { it != Resource.GRAIN }, trades.getValue(Resource.GRAIN))
assertEquals(4, CatanInteraction.bankRatio(state, 0, Resource.GRAIN))
}
@Test
fun `an offer is allowed only to another player, for something different, from cards held`() {
val state = playing { withHand(0, hand(Resource.LUMBER to 2)) }
val lumber = listOf(Resource.LUMBER)
val grain = listOf(Resource.GRAIN)
assertTrue(CatanInteraction.offerAllowed(state, 0, 1, lumber, grain))
assertFalse("to oneself", CatanInteraction.offerAllowed(state, 0, 0, lumber, grain))
assertFalse("nothing offered", CatanInteraction.offerAllowed(state, 0, 1, emptyList(), grain))
assertFalse("nothing asked", CatanInteraction.offerAllowed(state, 0, 1, lumber, emptyList()))
assertFalse("like for like", CatanInteraction.offerAllowed(state, 0, 1, lumber, lumber))
assertFalse("more than held", CatanInteraction.offerAllowed(state, 0, 1, List(3) { Resource.LUMBER }, grain))
assertFalse("not their turn", CatanInteraction.offerAllowed(state, 1, 0, lumber, grain))
}
// --- Development cards -------------------------------------------------------------
@Test
fun `a development card is playable unless it was bought this turn or is a victory point`() {
val state = playing {
copy(
devHands = listOf(
listOf(
DevCard(1, DevCardType.KNIGHT, boughtTurn = 0),
DevCard(2, DevCardType.VICTORY_POINT, boughtTurn = 0),
DevCard(3, DevCardType.KNIGHT, boughtTurn = 1),
),
emptyList(),
emptyList(),
),
)
}
val legal = CatanRules.legalMoves(state, 0)
val hand = CatanInteraction.devHand(state, 0, legal)
// Sorted by type then id: the two knights, then the victory point.
assertEquals(listOf(1, 3, 2), hand.map { it.card.id })
assertEquals(listOf(true, false, false), hand.map { it.playable })
assertEquals(listOf<Any>(PlayKnight(1)), hand.first().plays)
}
@Test
fun `monopoly offers one play per resource`() {
val plays = Resource.entries.map { PlayMonopoly(9, it) }
val choices = CatanInteraction.monopolyChoices(plays)
assertEquals(Resource.entries.toSet(), choices.keys)
assertEquals(PlayMonopoly(9, Resource.ORE), choices.getValue(Resource.ORE))
}
@Test
fun `year of plenty narrows to the cards that still complete a take`() {
val plays = listOf(
PlayYearOfPlenty(4, listOf(Resource.LUMBER, Resource.BRICK)),
PlayYearOfPlenty(4, listOf(Resource.LUMBER, Resource.LUMBER)),
PlayYearOfPlenty(4, listOf(Resource.ORE)),
)
assertEquals(
setOf(Resource.LUMBER, Resource.BRICK, Resource.ORE),
CatanInteraction.plentyAvailable(plays, emptyList()),
)
assertEquals(
setOf(Resource.LUMBER, Resource.BRICK),
CatanInteraction.plentyAvailable(plays, listOf(Resource.LUMBER)),
)
assertEquals(setOf(Resource.LUMBER), CatanInteraction.plentyAvailable(plays, listOf(Resource.BRICK)))
assertTrue(CatanInteraction.plentyAvailable(plays, listOf(Resource.LUMBER, Resource.LUMBER)).isEmpty())
assertEquals(plays[0], CatanInteraction.plentyMove(plays, listOf(Resource.BRICK, Resource.LUMBER)))
assertEquals(plays[2], CatanInteraction.plentyMove(plays, listOf(Resource.ORE)))
assertNull(CatanInteraction.plentyMove(plays, listOf(Resource.GRAIN)))
}
// --- Trade replies ------------------------------------------------------------------
@Test
fun `the addressee of an offer is given accept and decline`() {
val base = playing {
withHand(0, hand(Resource.LUMBER to 1)).withHand(1, hand(Resource.GRAIN to 1))
}
val offer = org.prolibertate.games.game.catan.TradeOffer(
by = 0, to = 1, give = listOf(Resource.LUMBER), get = listOf(Resource.GRAIN),
)
val pending = base.copy(phase = CatanPhase.TRADE_PENDING, pendingTrade = offer)
val legal = CatanRules.legalMoves(pending, 1)
assertEquals(true to true, CatanInteraction.tradeResponses(legal))
// If the addressee no longer holds what was asked, only decline remains.
val short = pending.withHand(1, hand())
assertEquals(false to true, CatanInteraction.tradeResponses(CatanRules.legalMoves(short, 1)))
}
}
@@ -0,0 +1,101 @@
package org.prolibertate.games.ui.game.catan
import org.junit.Assert.assertEquals
import org.junit.Assert.assertTrue
import org.junit.Test
import org.prolibertate.games.game.catan.CatanPhase
import org.prolibertate.games.game.catan.Port
import org.prolibertate.games.game.catan.Resource
import org.prolibertate.games.ui.game.catan.CatanFixtures.hand
import org.prolibertate.games.ui.game.catan.CatanFixtures.playing
import org.prolibertate.games.ui.game.catan.CatanFixtures.start
import org.prolibertate.games.ui.game.catan.CatanFixtures.withHand
class CatanTextTest {
private val names = listOf("Ann", "Bo", "Cy")
@Test
fun `seats are named, with You for the local player and a number when a name is unknown`() {
val seats = CatanSeats(me = 1, names = names)
assertEquals("You", seats.label(1))
assertEquals("Ann", seats.label(0))
assertEquals("you", seats.lower(1))
assertEquals("Seat 4", seats.label(3))
assertEquals("Seat 1", CatanSeats(me = 1).label(0))
assertEquals("Seat 1", CatanSeats(me = 1, names = listOf(" ")).label(0))
}
@Test
fun `setup prompts say what to place next`() {
val state = start()
val mine = CatanSeats(0, names)
assertTrue(CatanText.prompt(state, mine, setupVertexChosen = false, building = null).contains("Place a settlement"))
assertTrue(CatanText.prompt(state, mine, setupVertexChosen = true, building = null).contains("road"))
assertTrue(CatanText.prompt(state, CatanSeats(1, names), false, null).startsWith("Ann is placing"))
val second = state.copy(phase = CatanPhase.SETUP_SECOND, setupIndex = 3)
assertTrue(CatanText.prompt(second, CatanSeats(2, names), false, null).contains("second settlement"))
}
@Test
fun `the turn prompts follow the phase`() {
val roll = playing().copy(phase = CatanPhase.AWAIT_ROLL)
assertTrue(CatanText.prompt(roll, CatanSeats(0, names), false, null).contains("Roll the dice"))
assertEquals("Ann is rolling…", CatanText.prompt(roll, CatanSeats(1, names), false, null))
val turn = playing()
assertTrue(CatanText.prompt(turn, CatanSeats(0, names), false, null).contains("Your turn"))
assertEquals("Tap an edge to build a road.", CatanText.prompt(turn, CatanSeats(0, names), false, BuildKind.ROAD))
assertEquals("Bo is playing…", CatanText.prompt(playing(turn = 1), CatanSeats(0, names), false, null))
val robber = playing().copy(phase = CatanPhase.ROBBER)
assertTrue(CatanText.prompt(robber, CatanSeats(0, names), false, null).contains("robber"))
}
@Test
fun `the discard prompt names the quota`() {
val state = playing {
copy(phase = CatanPhase.DISCARDING, discardSeat = 0)
.withHand(0, hand(Resource.LUMBER to 9))
}
assertTrue(CatanText.prompt(state, CatanSeats(0, names), false, null).contains("discard 4"))
assertTrue(CatanText.prompt(state, CatanSeats(1, names), false, null).contains("Ann must discard half"))
}
@Test
fun `road building counts down in the singular and the plural`() {
val two = playing().copy(phase = CatanPhase.FREE_ROADS, pendingFreeRoads = 2)
val one = two.copy(pendingFreeRoads = 1)
assertTrue(CatanText.prompt(two, CatanSeats(0, names), false, null).endsWith("2 more roads."))
assertTrue(CatanText.prompt(one, CatanSeats(0, names), false, null).endsWith("1 more road."))
}
@Test
fun `the end of the game names the winner`() {
val over = playing().copy(phase = CatanPhase.GAME_OVER, winner = 1)
assertEquals("Bo won the game.", CatanText.prompt(over, CatanSeats(0, names), false, null))
assertEquals("You won!", CatanText.winnerHeadline(over, CatanSeats(1, names)))
assertEquals("Bo won", CatanText.winnerHeadline(over, CatanSeats(0, names)))
}
@Test
fun `cards read as a sorted tally`() {
assertEquals(
"2 Lumber + 1 Grain",
CatanText.cards(listOf(Resource.GRAIN, Resource.LUMBER, Resource.LUMBER)),
)
assertEquals("nothing", CatanText.cards(emptyList()))
assertEquals(
"Ann offers 1 Lumber to you for 2 Ore",
CatanText.tradeSummary("Ann", "you", listOf(Resource.LUMBER), listOf(Resource.ORE, Resource.ORE)),
)
}
@Test
fun `costs and harbours read as the rules state them`() {
assertEquals("1 lumber + 1 brick", CatanText.ROAD_COST)
assertEquals("2 grain + 3 ore", CatanText.CITY_COST)
assertEquals("2:1 ore", CatanText.portName(Port(edge = 0, resource = Resource.ORE, ratio = 2)))
assertEquals("3:1 any", CatanText.portName(Port(edge = 0, resource = null, ratio = 3)))
}
}