implement test coverage for game layer

webclient/src/store/game/__mocks__/fixtures.ts

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+import { ArrowInfo, CardInfo, CounterInfo, PlayerProperties } from 'types';
+import { GameEntry, GamesState, PlayerEntry, ZoneEntry } from '../game.interfaces';
+
+export function makeCard(overrides: Partial<CardInfo> = {}): CardInfo {
+  return {
+    id: 1,
+    name: 'Test Card',
+    x: 0,
+    y: 0,
+    faceDown: false,
+    tapped: false,
+    attacking: false,
+    color: '',
+    pt: '',
+    annotation: '',
+    destroyOnZoneChange: false,
+    doesntUntap: false,
+    counterList: [],
+    attachPlayerId: -1,
+    attachZone: '',
+    attachCardId: -1,
+    providerId: '',
+    ...overrides,
+  };
+}
+
+export function makeCounter(overrides: Partial<CounterInfo> = {}): CounterInfo {
+  return {
+    id: 1,
+    name: 'Life',
+    counterColor: { r: 0, g: 0, b: 0, a: 255 },
+    radius: 1,
+    count: 20,
+    ...overrides,
+  };
+}
+
+export function makeArrow(overrides: Partial<ArrowInfo> = {}): ArrowInfo {
+  return {
+    id: 1,
+    startPlayerId: 1,
+    startZone: 'table',
+    startCardId: 1,
+    targetPlayerId: 1,
+    targetZone: 'table',
+    targetCardId: 2,
+    arrowColor: { r: 255, g: 0, b: 0, a: 255 },
+    ...overrides,
+  };
+}
+
+export function makeZoneEntry(overrides: Partial<ZoneEntry> = {}): ZoneEntry {
+  return {
+    name: 'hand',
+    type: 1,
+    withCoords: false,
+    cardCount: 0,
+    cards: [],
+    alwaysRevealTopCard: false,
+    alwaysLookAtTopCard: false,
+    ...overrides,
+  };
+}
+
+export function makePlayerProperties(overrides: Partial<PlayerProperties> = {}): PlayerProperties {
+  return {
+    playerId: 1,
+    userInfo: null,
+    spectator: false,
+    conceded: false,
+    readyStart: false,
+    deckHash: '',
+    pingSeconds: 0,
+    sideboardLocked: false,
+    judge: false,
+    ...overrides,
+  };
+}
+
+export function makePlayerEntry(overrides: Partial<PlayerEntry> = {}): PlayerEntry {
+  return {
+    properties: makePlayerProperties(),
+    deckList: '',
+    zones: {
+      hand: makeZoneEntry({ name: 'hand' }),
+      deck: makeZoneEntry({ name: 'deck' }),
+    },
+    counters: {},
+    arrows: {},
+    ...overrides,
+  };
+}
+
+export function makeGameEntry(overrides: Partial<GameEntry> = {}): GameEntry {
+  return {
+    gameId: 1,
+    roomId: 1,
+    description: 'Test Game',
+    hostId: 1,
+    localPlayerId: 1,
+    spectator: false,
+    judge: false,
+    started: false,
+    activePlayerId: 0,
+    activePhase: 0,
+    secondsElapsed: 0,
+    reversed: false,
+    players: {
+      1: makePlayerEntry(),
+    },
+    messages: [],
+    ...overrides,
+  };
+}
+
+export function makeState(overrides: Partial<GamesState> = {}): GamesState {
+  return {
+    games: {
+      1: makeGameEntry(),
+    },
+    ...overrides,
+  };
+}

webclient/src/store/game/game.actions.spec.ts

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+import { Actions } from './game.actions';
+import { Types } from './game.types';
+import {
+  makeArrow,
+  makeCard,
+  makeCounter,
+  makeGameEntry,
+  makePlayerProperties,
+  makeZoneEntry,
+} from './__mocks__/fixtures';
+
+describe('Actions', () => {
+  it('clearStore', () => {
+    expect(Actions.clearStore()).toEqual({ type: Types.CLEAR_STORE });
+  });
+
+  it('gameJoined', () => {
+    const entry = makeGameEntry();
+    expect(Actions.gameJoined(1, entry)).toEqual({ type: Types.GAME_JOINED, gameId: 1, gameEntry: entry });
+  });
+
+  it('gameLeft', () => {
+    expect(Actions.gameLeft(2)).toEqual({ type: Types.GAME_LEFT, gameId: 2 });
+  });
+
+  it('gameClosed', () => {
+    expect(Actions.gameClosed(3)).toEqual({ type: Types.GAME_CLOSED, gameId: 3 });
+  });
+
+  it('gameHostChanged', () => {
+    expect(Actions.gameHostChanged(1, 7)).toEqual({ type: Types.GAME_HOST_CHANGED, gameId: 1, hostId: 7 });
+  });
+
+  it('gameStateChanged', () => {
+    const data = { playerList: [], gameStarted: true, activePlayerId: 1, activePhase: 0, secondsElapsed: 0 };
+    expect(Actions.gameStateChanged(1, data)).toEqual({ type: Types.GAME_STATE_CHANGED, gameId: 1, data });
+  });
+
+  it('playerJoined', () => {
+    const props = makePlayerProperties();
+    expect(Actions.playerJoined(1, props)).toEqual({ type: Types.PLAYER_JOINED, gameId: 1, playerProperties: props });
+  });
+
+  it('playerLeft', () => {
+    expect(Actions.playerLeft(1, 2, 3)).toEqual({ type: Types.PLAYER_LEFT, gameId: 1, playerId: 2, reason: 3 });
+  });
+
+  it('playerPropertiesChanged', () => {
+    const props = makePlayerProperties();
+    expect(Actions.playerPropertiesChanged(1, 2, props)).toEqual({
+      type: Types.PLAYER_PROPERTIES_CHANGED,
+      gameId: 1,
+      playerId: 2,
+      properties: props,
+    });
+  });
+
+  it('kicked', () => {
+    expect(Actions.kicked(1)).toEqual({ type: Types.KICKED, gameId: 1 });
+  });
+
+  it('cardMoved', () => {
+    const data = { cardId: 1 } as any;
+    expect(Actions.cardMoved(1, 2, data)).toEqual({ type: Types.CARD_MOVED, gameId: 1, playerId: 2, data });
+  });
+
+  it('cardFlipped', () => {
+    const data = { cardId: 1 } as any;
+    expect(Actions.cardFlipped(1, 2, data)).toEqual({ type: Types.CARD_FLIPPED, gameId: 1, playerId: 2, data });
+  });
+
+  it('cardDestroyed', () => {
+    const data = { cardId: 1 } as any;
+    expect(Actions.cardDestroyed(1, 2, data)).toEqual({ type: Types.CARD_DESTROYED, gameId: 1, playerId: 2, data });
+  });
+
+  it('cardAttached', () => {
+    const data = { cardId: 1 } as any;
+    expect(Actions.cardAttached(1, 2, data)).toEqual({ type: Types.CARD_ATTACHED, gameId: 1, playerId: 2, data });
+  });
+
+  it('tokenCreated', () => {
+    const data = { cardId: 1 } as any;
+    expect(Actions.tokenCreated(1, 2, data)).toEqual({ type: Types.TOKEN_CREATED, gameId: 1, playerId: 2, data });
+  });
+
+  it('cardAttrChanged', () => {
+    const data = { cardId: 1 } as any;
+    expect(Actions.cardAttrChanged(1, 2, data)).toEqual({ type: Types.CARD_ATTR_CHANGED, gameId: 1, playerId: 2, data });
+  });
+
+  it('cardCounterChanged', () => {
+    const data = { cardId: 1 } as any;
+    expect(Actions.cardCounterChanged(1, 2, data)).toEqual({ type: Types.CARD_COUNTER_CHANGED, gameId: 1, playerId: 2, data });
+  });
+
+  it('arrowCreated', () => {
+    const arrow = makeArrow();
+    const data = { arrowInfo: arrow };
+    expect(Actions.arrowCreated(1, 2, data)).toEqual({ type: Types.ARROW_CREATED, gameId: 1, playerId: 2, data });
+  });
+
+  it('arrowDeleted', () => {
+    const data = { arrowId: 3 };
+    expect(Actions.arrowDeleted(1, 2, data)).toEqual({ type: Types.ARROW_DELETED, gameId: 1, playerId: 2, data });
+  });
+
+  it('counterCreated', () => {
+    const counter = makeCounter();
+    const data = { counterInfo: counter };
+    expect(Actions.counterCreated(1, 2, data)).toEqual({ type: Types.COUNTER_CREATED, gameId: 1, playerId: 2, data });
+  });
+
+  it('counterSet', () => {
+    const data = { counterId: 1, value: 10 };
+    expect(Actions.counterSet(1, 2, data)).toEqual({ type: Types.COUNTER_SET, gameId: 1, playerId: 2, data });
+  });
+
+  it('counterDeleted', () => {
+    const data = { counterId: 1 };
+    expect(Actions.counterDeleted(1, 2, data)).toEqual({ type: Types.COUNTER_DELETED, gameId: 1, playerId: 2, data });
+  });
+
+  it('cardsDrawn', () => {
+    const card = makeCard();
+    const data = { number: 2, cards: [card] };
+    expect(Actions.cardsDrawn(1, 2, data)).toEqual({ type: Types.CARDS_DRAWN, gameId: 1, playerId: 2, data });
+  });
+
+  it('cardsRevealed', () => {
+    const data = { zoneName: 'hand', cards: [] } as any;
+    expect(Actions.cardsRevealed(1, 2, data)).toEqual({ type: Types.CARDS_REVEALED, gameId: 1, playerId: 2, data });
+  });
+
+  it('zoneShuffled', () => {
+    const data = { zoneName: 'deck', start: 0, end: 39 };
+    expect(Actions.zoneShuffled(1, 2, data)).toEqual({ type: Types.ZONE_SHUFFLED, gameId: 1, playerId: 2, data });
+  });
+
+  it('dieRolled', () => {
+    const data = { sides: 6, value: 4, values: [4] };
+    expect(Actions.dieRolled(1, 2, data)).toEqual({ type: Types.DIE_ROLLED, gameId: 1, playerId: 2, data });
+  });
+
+  it('activePlayerSet', () => {
+    expect(Actions.activePlayerSet(1, 3)).toEqual({ type: Types.ACTIVE_PLAYER_SET, gameId: 1, activePlayerId: 3 });
+  });
+
+  it('activePhaseSet', () => {
+    expect(Actions.activePhaseSet(1, 2)).toEqual({ type: Types.ACTIVE_PHASE_SET, gameId: 1, phase: 2 });
+  });
+
+  it('turnReversed', () => {
+    expect(Actions.turnReversed(1, true)).toEqual({ type: Types.TURN_REVERSED, gameId: 1, reversed: true });
+  });
+
+  it('zoneDumped', () => {
+    const data = { zoneOwnerId: 1, zoneName: 'hand', numberCards: 3, isReversed: false };
+    expect(Actions.zoneDumped(1, 2, data)).toEqual({ type: Types.ZONE_DUMPED, gameId: 1, playerId: 2, data });
+  });
+
+  it('zonePropertiesChanged', () => {
+    const data = { zoneName: 'deck', alwaysRevealTopCard: true, alwaysLookAtTopCard: false };
+    expect(Actions.zonePropertiesChanged(1, 2, data)).toEqual({
+      type: Types.ZONE_PROPERTIES_CHANGED,
+      gameId: 1,
+      playerId: 2,
+      data,
+    });
+  });
+
+  it('gameSay', () => {
+    expect(Actions.gameSay(1, 2, 'hello')).toEqual({ type: Types.GAME_SAY, gameId: 1, playerId: 2, message: 'hello' });
+  });
+});

webclient/src/store/game/game.dispatch.spec.ts

@@ -0,0 +1,198 @@
+jest.mock('store/store', () => ({ store: { dispatch: jest.fn() } }));
+
+import { store } from 'store/store';
+import { Actions } from './game.actions';
+import { Dispatch } from './game.dispatch';
+import {
+  makeArrow,
+  makeCard,
+  makeCounter,
+  makeGameEntry,
+  makePlayerProperties,
+} from './__mocks__/fixtures';
+
+beforeEach(() => jest.clearAllMocks());
+
+describe('Dispatch', () => {
+  it('clearStore dispatches Actions.clearStore()', () => {
+    Dispatch.clearStore();
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.clearStore());
+  });
+
+  it('gameJoined dispatches Actions.gameJoined()', () => {
+    const entry = makeGameEntry();
+    Dispatch.gameJoined(1, entry);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.gameJoined(1, entry));
+  });
+
+  it('gameLeft dispatches Actions.gameLeft()', () => {
+    Dispatch.gameLeft(2);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.gameLeft(2));
+  });
+
+  it('gameClosed dispatches Actions.gameClosed()', () => {
+    Dispatch.gameClosed(3);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.gameClosed(3));
+  });
+
+  it('gameHostChanged dispatches Actions.gameHostChanged()', () => {
+    Dispatch.gameHostChanged(1, 7);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.gameHostChanged(1, 7));
+  });
+
+  it('gameStateChanged dispatches Actions.gameStateChanged()', () => {
+    const data = { playerList: [], gameStarted: false, activePlayerId: 0, activePhase: 0, secondsElapsed: 0 };
+    Dispatch.gameStateChanged(1, data);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.gameStateChanged(1, data));
+  });
+
+  it('playerJoined dispatches Actions.playerJoined()', () => {
+    const props = makePlayerProperties();
+    Dispatch.playerJoined(1, props);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.playerJoined(1, props));
+  });
+
+  it('playerLeft dispatches Actions.playerLeft()', () => {
+    Dispatch.playerLeft(1, 2, 3);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.playerLeft(1, 2, 3));
+  });
+
+  it('playerPropertiesChanged dispatches Actions.playerPropertiesChanged()', () => {
+    const props = makePlayerProperties();
+    Dispatch.playerPropertiesChanged(1, 2, props);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.playerPropertiesChanged(1, 2, props));
+  });
+
+  it('kicked dispatches Actions.kicked()', () => {
+    Dispatch.kicked(1);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.kicked(1));
+  });
+
+  it('cardMoved dispatches Actions.cardMoved()', () => {
+    const data = { cardId: 1 } as any;
+    Dispatch.cardMoved(1, 2, data);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.cardMoved(1, 2, data));
+  });
+
+  it('cardFlipped dispatches Actions.cardFlipped()', () => {
+    const data = { cardId: 1 } as any;
+    Dispatch.cardFlipped(1, 2, data);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.cardFlipped(1, 2, data));
+  });
+
+  it('cardDestroyed dispatches Actions.cardDestroyed()', () => {
+    const data = { cardId: 1 } as any;
+    Dispatch.cardDestroyed(1, 2, data);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.cardDestroyed(1, 2, data));
+  });
+
+  it('cardAttached dispatches Actions.cardAttached()', () => {
+    const data = { cardId: 1 } as any;
+    Dispatch.cardAttached(1, 2, data);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.cardAttached(1, 2, data));
+  });
+
+  it('tokenCreated dispatches Actions.tokenCreated()', () => {
+    const data = { cardId: 1 } as any;
+    Dispatch.tokenCreated(1, 2, data);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.tokenCreated(1, 2, data));
+  });
+
+  it('cardAttrChanged dispatches Actions.cardAttrChanged()', () => {
+    const data = { cardId: 1 } as any;
+    Dispatch.cardAttrChanged(1, 2, data);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.cardAttrChanged(1, 2, data));
+  });
+
+  it('cardCounterChanged dispatches Actions.cardCounterChanged()', () => {
+    const data = { cardId: 1 } as any;
+    Dispatch.cardCounterChanged(1, 2, data);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.cardCounterChanged(1, 2, data));
+  });
+
+  it('arrowCreated dispatches Actions.arrowCreated()', () => {
+    const data = { arrowInfo: makeArrow() };
+    Dispatch.arrowCreated(1, 2, data);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.arrowCreated(1, 2, data));
+  });
+
+  it('arrowDeleted dispatches Actions.arrowDeleted()', () => {
+    const data = { arrowId: 3 };
+    Dispatch.arrowDeleted(1, 2, data);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.arrowDeleted(1, 2, data));
+  });
+
+  it('counterCreated dispatches Actions.counterCreated()', () => {
+    const data = { counterInfo: makeCounter() };
+    Dispatch.counterCreated(1, 2, data);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.counterCreated(1, 2, data));
+  });
+
+  it('counterSet dispatches Actions.counterSet()', () => {
+    const data = { counterId: 1, value: 10 };
+    Dispatch.counterSet(1, 2, data);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.counterSet(1, 2, data));
+  });
+
+  it('counterDeleted dispatches Actions.counterDeleted()', () => {
+    const data = { counterId: 1 };
+    Dispatch.counterDeleted(1, 2, data);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.counterDeleted(1, 2, data));
+  });
+
+  it('cardsDrawn dispatches Actions.cardsDrawn()', () => {
+    const data = { number: 2, cards: [makeCard()] };
+    Dispatch.cardsDrawn(1, 2, data);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.cardsDrawn(1, 2, data));
+  });
+
+  it('cardsRevealed dispatches Actions.cardsRevealed()', () => {
+    const data = { zoneName: 'hand', cards: [] } as any;
+    Dispatch.cardsRevealed(1, 2, data);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.cardsRevealed(1, 2, data));
+  });
+
+  it('zoneShuffled dispatches Actions.zoneShuffled()', () => {
+    const data = { zoneName: 'deck', start: 0, end: 39 };
+    Dispatch.zoneShuffled(1, 2, data);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.zoneShuffled(1, 2, data));
+  });
+
+  it('dieRolled dispatches Actions.dieRolled()', () => {
+    const data = { sides: 6, value: 4, values: [4] };
+    Dispatch.dieRolled(1, 2, data);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.dieRolled(1, 2, data));
+  });
+
+  it('activePlayerSet dispatches Actions.activePlayerSet()', () => {
+    Dispatch.activePlayerSet(1, 3);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.activePlayerSet(1, 3));
+  });
+
+  it('activePhaseSet dispatches Actions.activePhaseSet()', () => {
+    Dispatch.activePhaseSet(1, 2);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.activePhaseSet(1, 2));
+  });
+
+  it('turnReversed dispatches Actions.turnReversed()', () => {
+    Dispatch.turnReversed(1, true);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.turnReversed(1, true));
+  });
+
+  it('zoneDumped dispatches Actions.zoneDumped()', () => {
+    const data = { zoneOwnerId: 1, zoneName: 'hand', numberCards: 3, isReversed: false };
+    Dispatch.zoneDumped(1, 2, data);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.zoneDumped(1, 2, data));
+  });
+
+  it('zonePropertiesChanged dispatches Actions.zonePropertiesChanged()', () => {
+    const data = { zoneName: 'deck', alwaysRevealTopCard: true, alwaysLookAtTopCard: false };
+    Dispatch.zonePropertiesChanged(1, 2, data);
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.zonePropertiesChanged(1, 2, data));
+  });
+
+  it('gameSay dispatches Actions.gameSay()', () => {
+    Dispatch.gameSay(1, 2, 'gg wp');
+    expect(store.dispatch).toHaveBeenCalledWith(Actions.gameSay(1, 2, 'gg wp'));
+  });
+});

webclient/src/store/game/game.selectors.spec.ts

@@ -0,0 +1,158 @@
+import { Selectors } from './game.selectors';
+import {
+  makeGameEntry, makePlayerEntry, makePlayerProperties, makeState,
+  makeZoneEntry, makeCard, makeCounter, makeArrow,
+} from './__mocks__/fixtures';
+import { GamesState } from './game.interfaces';
+
+function rootState(games: GamesState) {
+  return { games };
+}
+
+describe('Selectors', () => {
+  it('getGames → returns the games map', () => {
+    const state = makeState();
+    expect(Selectors.getGames(rootState(state))).toBe(state.games);
+  });
+
+  it('getGame → returns the game entry for a given gameId', () => {
+    const state = makeState();
+    expect(Selectors.getGame(rootState(state), 1)).toBe(state.games[1]);
+  });
+
+  it('getGame → returns undefined for unknown gameId', () => {
+    const state = makeState();
+    expect(Selectors.getGame(rootState(state), 999)).toBeUndefined();
+  });
+
+  it('getPlayers → returns players map for a game', () => {
+    const state = makeState();
+    expect(Selectors.getPlayers(rootState(state), 1)).toBe(state.games[1].players);
+  });
+
+  it('getPlayers → returns undefined for unknown gameId', () => {
+    const state = makeState();
+    expect(Selectors.getPlayers(rootState(state), 999)).toBeUndefined();
+  });
+
+  it('getPlayer → returns a specific player', () => {
+    const state = makeState();
+    expect(Selectors.getPlayer(rootState(state), 1, 1)).toBe(state.games[1].players[1]);
+  });
+
+  it('getLocalPlayerId → returns localPlayerId from game', () => {
+    const state = makeState({ games: { 1: makeGameEntry({ localPlayerId: 42 }) } });
+    expect(Selectors.getLocalPlayerId(rootState(state), 1)).toBe(42);
+  });
+
+  it('getLocalPlayer → returns the player matching localPlayerId', () => {
+    const state = makeState({ games: { 1: makeGameEntry({ localPlayerId: 1 }) } });
+    const result = Selectors.getLocalPlayer(rootState(state), 1);
+    expect(result).toBe(state.games[1].players[1]);
+  });
+
+  it('getLocalPlayer → returns undefined when game is not found', () => {
+    const state = makeState();
+    expect(Selectors.getLocalPlayer(rootState(state), 999)).toBeUndefined();
+  });
+
+  it('getZones → returns zones map for a player', () => {
+    const state = makeState();
+    expect(Selectors.getZones(rootState(state), 1, 1)).toBe(state.games[1].players[1].zones);
+  });
+
+  it('getZone → returns a specific zone', () => {
+    const state = makeState();
+    expect(Selectors.getZone(rootState(state), 1, 1, 'hand')).toBe(state.games[1].players[1].zones['hand']);
+  });
+
+  it('getCards → returns cards array for a zone', () => {
+    const card = makeCard();
+    const state = makeState({
+      games: {
+        1: makeGameEntry({
+          players: {
+            1: makePlayerEntry({
+              zones: { hand: makeZoneEntry({ name: 'hand', cards: [card] }) },
+            }),
+          },
+        }),
+      },
+    });
+    expect(Selectors.getCards(rootState(state), 1, 1, 'hand')).toEqual([card]);
+  });
+
+  it('getCards → returns [] when zone not found', () => {
+    const state = makeState();
+    expect(Selectors.getCards(rootState(state), 1, 1, 'nonexistent')).toEqual([]);
+  });
+
+  it('getCounters → returns counters map for a player', () => {
+    const counter = makeCounter({ id: 2 });
+    const state = makeState({
+      games: { 1: makeGameEntry({ players: { 1: makePlayerEntry({ counters: { 2: counter } }) } }) },
+    });
+    expect(Selectors.getCounters(rootState(state), 1, 1)).toEqual({ 2: counter });
+  });
+
+  it('getArrows → returns arrows map for a player', () => {
+    const arrow = makeArrow({ id: 3 });
+    const state = makeState({
+      games: { 1: makeGameEntry({ players: { 1: makePlayerEntry({ arrows: { 3: arrow } }) } }) },
+    });
+    expect(Selectors.getArrows(rootState(state), 1, 1)).toEqual({ 3: arrow });
+  });
+
+  it('getActivePlayerId → returns activePlayerId from game', () => {
+    const state = makeState({ games: { 1: makeGameEntry({ activePlayerId: 7 }) } });
+    expect(Selectors.getActivePlayerId(rootState(state), 1)).toBe(7);
+  });
+
+  it('getActivePhase → returns activePhase from game', () => {
+    const state = makeState({ games: { 1: makeGameEntry({ activePhase: 3 }) } });
+    expect(Selectors.getActivePhase(rootState(state), 1)).toBe(3);
+  });
+
+  it('isStarted → returns true when game is started', () => {
+    const state = makeState({ games: { 1: makeGameEntry({ started: true }) } });
+    expect(Selectors.isStarted(rootState(state), 1)).toBe(true);
+  });
+
+  it('isStarted → returns false when game not found', () => {
+    const state = makeState();
+    expect(Selectors.isStarted(rootState(state), 999)).toBe(false);
+  });
+
+  it('isSpectator → returns spectator flag from game', () => {
+    const state = makeState({ games: { 1: makeGameEntry({ spectator: true }) } });
+    expect(Selectors.isSpectator(rootState(state), 1)).toBe(true);
+  });
+
+  it('isReversed → returns reversed flag from game', () => {
+    const state = makeState({ games: { 1: makeGameEntry({ reversed: true }) } });
+    expect(Selectors.isReversed(rootState(state), 1)).toBe(true);
+  });
+
+  it('getMessages → returns messages array from game', () => {
+    const messages = [{ playerId: 1, message: 'hi', timeReceived: 100 }];
+    const state = makeState({ games: { 1: makeGameEntry({ messages }) } });
+    expect(Selectors.getMessages(rootState(state), 1)).toBe(messages);
+  });
+
+  it('getMessages → returns [] when game not found', () => {
+    const state = makeState();
+    expect(Selectors.getMessages(rootState(state), 999)).toEqual([]);
+  });
+
+  it('getActiveGameIds → returns numeric array of gameIds', () => {
+    const state = makeState({
+      games: {
+        1: makeGameEntry({ gameId: 1 }),
+        2: makeGameEntry({ gameId: 2 }),
+      },
+    });
+    const ids = Selectors.getActiveGameIds(rootState(state));
+    expect(ids).toEqual(expect.arrayContaining([1, 2]));
+    expect(ids).toHaveLength(2);
+  });
+});