diablo2-web/tests/wilderness-borders.test.ts

427 lines
22 KiB
TypeScript

import { describe, expect, test } from "vitest"
import {
classifyBorderPiece,
getCellOrientation,
selectBorderPiece,
selectBorderVariant,
isClosedBorder,
getPerimeterOpenings,
DRLGOUTPLACE_PlaceAct1245OutdoorBorders,
layBorder,
generateWilderness,
type WildernessPiece,
type WildernessStats,
type BorderOrientation,
} from "../src/game/wilderness.ts"
import { createCanvas } from "../src/game/wilderness.ts"
import { Rng } from "../src/game/rng.ts"
import type { Ds1, Ds1Cell } from "../src/formats/ds1.ts"
function makeMockBorderDs1(width: number, height: number, orientation: BorderOrientation, isOpen: boolean): Ds1 {
const cells: Ds1Cell[][] = []
for (let y = 0; y < height; y += 1) {
const row: Ds1Cell[] = []
for (let x = 0; x < width; x += 1) {
let isWall: boolean
if (isOpen) {
// Open variant: gap in the middle of the border edge
if (orientation === "south" || orientation === "north") {
isWall = x !== Math.floor(width / 2)
} else if (orientation === "west" || orientation === "east") {
isWall = y !== Math.floor(height / 2)
} else {
isWall = true
}
} else {
// Closed variant: continuous wall along the border
isWall = true
}
row.push({
walls: isWall ? [{ prop1: 129, sequence: 0, style: 1, type: 0, unknown1: 0, unknown2: 0, hidden: false }] : [],
floors: [{ prop1: 2, sequence: 0, style: 1, unknown1: 0, unknown2: 0, hidden: false }],
shadows: [],
substitutions: [],
})
}
cells.push(row)
}
return {
version: 18,
width,
height,
act: 1,
substitutionType: 0,
wallLayers: 1,
floorLayers: 1,
cells,
objects: [],
npcPathOffset: null,
}
}
function createEmptyStats(): WildernessStats {
return {
substitutions: [],
borderPieces: {},
unresolved: [],
notes: [],
borderStamped: 0,
groundCells: 0,
groundTile: null,
sizeSource: "test",
roadCells: 0,
roadSegments: 0,
anchors: 0,
specialPresets: [],
entrances: [],
proceduralRoadCells: 0,
proceduralDividerCells: 0,
proceduralWaterCells: 0,
proceduralWallCells: 0,
}
}
describe("Issue #67: DRLGOUTPLACE_PlaceAct1245OutdoorBorders & Multi-Act Border Classification", () => {
describe("Task 1A: classifyBorderPiece across Acts 1, 2, 3, 4, 5", () => {
test("Act 1: Wild Border 1..12 and Wild Cliff Border 2..10 (including 6A-C and corner 10)", () => {
// Edges: 1=S, 2=W, 3=N, 4=E
expect(classifyBorderPiece("Act 1 - Wild Border 1")).toEqual({ orientation: "south", isCliff: false })
expect(classifyBorderPiece("Act 1 - Wild Border 2")).toEqual({ orientation: "west", isCliff: false })
expect(classifyBorderPiece("Act 1 - Wild Border 3")).toEqual({ orientation: "north", isCliff: false })
expect(classifyBorderPiece("Act 1 - Wild Border 4")).toEqual({ orientation: "east", isCliff: false })
// Corners: 5/9=SW, 6/10=NW, 7/11=NE, 8/12=SE
expect(classifyBorderPiece("Act 1 - Wild Border 5")).toEqual({ orientation: "corner-sw", isCliff: false })
expect(classifyBorderPiece("Act 1 - Wild Border 6")).toEqual({ orientation: "corner-nw", isCliff: false })
expect(classifyBorderPiece("Act 1 - Wild Border 7")).toEqual({ orientation: "corner-ne", isCliff: false })
expect(classifyBorderPiece("Act 1 - Wild Border 8")).toEqual({ orientation: "corner-se", isCliff: false })
expect(classifyBorderPiece("Act 1 - Wild Border 9")).toEqual({ orientation: "corner-sw", isCliff: false })
expect(classifyBorderPiece("Act 1 - Wild Border 10")).toEqual({ orientation: "corner-nw", isCliff: false })
expect(classifyBorderPiece("Act 1 - Wild Border 11")).toEqual({ orientation: "corner-ne", isCliff: false })
expect(classifyBorderPiece("Act 1 - Wild Border 12")).toEqual({ orientation: "corner-se", isCliff: false })
// Wild Cliff borders: isCliff: true
expect(classifyBorderPiece("Act 1 - Wild Cliff Border 2")).toEqual({ orientation: "west", isCliff: true })
expect(classifyBorderPiece("Act 1 - Wild Cliff Border 3")).toEqual({ orientation: "north", isCliff: true })
expect(classifyBorderPiece("Act 1 - Wild Cliff Border 5")).toEqual({ orientation: "corner-sw", isCliff: true })
expect(classifyBorderPiece("Act 1 - Wild Cliff Border 6A")).toEqual({ orientation: "corner-nw", isCliff: true })
expect(classifyBorderPiece("Act 1 - Wild Cliff Border 6B")).toEqual({ orientation: "corner-nw", isCliff: true })
expect(classifyBorderPiece("Act 1 - Wild Cliff Border 6C")).toEqual({ orientation: "corner-nw", isCliff: true })
expect(classifyBorderPiece("Act 1 - Wild Cliff Border 7")).toEqual({ orientation: "corner-ne", isCliff: true })
expect(classifyBorderPiece("Act 1 - Wild Cliff Border 10")).toEqual({ orientation: "corner-nw", isCliff: true })
// Caves are excluded from generic borders
expect(classifyBorderPiece("Act 1 - Wild Cliff Cave Right")).toEqual({ orientation: null, isCliff: false })
expect(classifyBorderPiece("Act 1 - Wild Cliff Cave Left")).toEqual({ orientation: null, isCliff: false })
})
test("Act 2: Desert Border 1..12 and Desert Cliff Left/Right/Top/Tomb variants", () => {
// Desert Border 1..12
expect(classifyBorderPiece("Act 2 - Desert Border 1")).toEqual({ orientation: "south", isCliff: false })
expect(classifyBorderPiece("Act 2 - Desert Border 2")).toEqual({ orientation: "west", isCliff: false })
expect(classifyBorderPiece("Act 2 - Desert Border 3")).toEqual({ orientation: "north", isCliff: false })
expect(classifyBorderPiece("Act 2 - Desert Border 4")).toEqual({ orientation: "east", isCliff: false })
expect(classifyBorderPiece("Act 2 - Desert Border 5")).toEqual({ orientation: "corner-sw", isCliff: false })
expect(classifyBorderPiece("Act 2 - Desert Border 6")).toEqual({ orientation: "corner-nw", isCliff: false })
expect(classifyBorderPiece("Act 2 - Desert Border 7")).toEqual({ orientation: "corner-ne", isCliff: false })
expect(classifyBorderPiece("Act 2 - Desert Border 8")).toEqual({ orientation: "corner-se", isCliff: false })
expect(classifyBorderPiece("Act 2 - Desert Border 9")).toEqual({ orientation: "corner-sw", isCliff: false })
expect(classifyBorderPiece("Act 2 - Desert Border 10")).toEqual({ orientation: "corner-nw", isCliff: false })
expect(classifyBorderPiece("Act 2 - Desert Border 11")).toEqual({ orientation: "corner-ne", isCliff: false })
expect(classifyBorderPiece("Act 2 - Desert Border 12")).toEqual({ orientation: "corner-se", isCliff: false })
// Desert Cliff Left / Right / Top variants
expect(classifyBorderPiece("Act 2 - Desert Cliff Left Wall")).toEqual({ orientation: "west", isCliff: true })
expect(classifyBorderPiece("Act 2 - Desert Cliff Left Path")).toEqual({ orientation: "west", isCliff: true })
expect(classifyBorderPiece("Act 2 - Desert Cliff Left Ends")).toEqual({ orientation: "west", isCliff: true })
expect(classifyBorderPiece("Act 2 - Desert Cliff Left King Tomb")).toEqual({ orientation: "west", isCliff: true })
expect(classifyBorderPiece("Act 2 - Desert Cliff Right Wall")).toEqual({ orientation: "east", isCliff: true })
expect(classifyBorderPiece("Act 2 - Desert Cliff Right Path")).toEqual({ orientation: "east", isCliff: true })
expect(classifyBorderPiece("Act 2 - Desert Cliff Right Ends")).toEqual({ orientation: "east", isCliff: true })
expect(classifyBorderPiece("Act 2 - Desert Cliff Right King Tomb")).toEqual({ orientation: "east", isCliff: true })
expect(classifyBorderPiece("Act 2 - Desert Cliff Top")).toEqual({ orientation: "north", isCliff: true })
expect(classifyBorderPiece("Act 2 - Desert Cliff Top King Tomb")).toEqual({ orientation: "north", isCliff: true })
})
test("Act 3: Slums/Burbs/Metro Border cardinal directions (N, S, E, W, NE, NW, SE, SW)", () => {
expect(classifyBorderPiece("Act 3 - Slums Border N")).toEqual({ orientation: "north", isCliff: false })
expect(classifyBorderPiece("Act 3 - Slums Border S")).toEqual({ orientation: "south", isCliff: false })
expect(classifyBorderPiece("Act 3 - Slums Border E")).toEqual({ orientation: "east", isCliff: false })
expect(classifyBorderPiece("Act 3 - Slums Border W")).toEqual({ orientation: "west", isCliff: false })
expect(classifyBorderPiece("Act 3 - Slums Border NE")).toEqual({ orientation: "corner-ne", isCliff: false })
expect(classifyBorderPiece("Act 3 - Slums Border NW")).toEqual({ orientation: "corner-nw", isCliff: false })
expect(classifyBorderPiece("Act 3 - Slums Border SE")).toEqual({ orientation: "corner-se", isCliff: false })
expect(classifyBorderPiece("Act 3 - Slums Border SW")).toEqual({ orientation: "corner-sw", isCliff: false })
expect(classifyBorderPiece("Act 3 - Burbs Border N")).toEqual({ orientation: "north", isCliff: false })
expect(classifyBorderPiece("Act 3 - Burbs Border SW")).toEqual({ orientation: "corner-sw", isCliff: false })
expect(classifyBorderPiece("Act 3 - Metro Border E")).toEqual({ orientation: "east", isCliff: false })
expect(classifyBorderPiece("Act 3 - Metro Border SE")).toEqual({ orientation: "corner-se", isCliff: false })
})
test("Act 4: Mesa Border 1..12", () => {
expect(classifyBorderPiece("Act 4 - Mesa Border 1")).toEqual({ orientation: "south", isCliff: false })
expect(classifyBorderPiece("Act 4 - Mesa Border 2")).toEqual({ orientation: "west", isCliff: false })
expect(classifyBorderPiece("Act 4 - Mesa Border 3")).toEqual({ orientation: "north", isCliff: false })
expect(classifyBorderPiece("Act 4 - Mesa Border 4")).toEqual({ orientation: "east", isCliff: false })
expect(classifyBorderPiece("Act 4 - Mesa Border 5")).toEqual({ orientation: "corner-sw", isCliff: false })
expect(classifyBorderPiece("Act 4 - Mesa Border 6")).toEqual({ orientation: "corner-nw", isCliff: false })
expect(classifyBorderPiece("Act 4 - Mesa Border 7")).toEqual({ orientation: "corner-ne", isCliff: false })
expect(classifyBorderPiece("Act 4 - Mesa Border 8")).toEqual({ orientation: "corner-se", isCliff: false })
expect(classifyBorderPiece("Act 4 - Mesa Border 9")).toEqual({ orientation: "corner-sw", isCliff: false })
expect(classifyBorderPiece("Act 4 - Mesa Border 10")).toEqual({ orientation: "corner-nw", isCliff: false })
expect(classifyBorderPiece("Act 4 - Mesa Border 11")).toEqual({ orientation: "corner-ne", isCliff: false })
expect(classifyBorderPiece("Act 4 - Mesa Border 12")).toEqual({ orientation: "corner-se", isCliff: false })
})
test("Act 5: Barricade Cliff Border 1..12, Barricade Ravine Border 1..6, and Snow variants", () => {
// Barricade Cliff: isCliff: true
expect(classifyBorderPiece("Act 5 - Barricade Cliff Border 1")).toEqual({ orientation: "south", isCliff: true })
expect(classifyBorderPiece("Act 5 - Barricade Cliff Border 2")).toEqual({ orientation: "west", isCliff: true })
expect(classifyBorderPiece("Act 5 - Barricade Cliff Border 3")).toEqual({ orientation: "north", isCliff: true })
expect(classifyBorderPiece("Act 5 - Barricade Cliff Border 4")).toEqual({ orientation: "east", isCliff: true })
expect(classifyBorderPiece("Act 5 - Barricade Cliff Border 5")).toEqual({ orientation: "corner-sw", isCliff: true })
expect(classifyBorderPiece("Act 5 - Barricade Cliff Border 6")).toEqual({ orientation: "corner-nw", isCliff: true })
expect(classifyBorderPiece("Act 5 - Barricade Cliff Border 7")).toEqual({ orientation: "corner-ne", isCliff: true })
expect(classifyBorderPiece("Act 5 - Barricade Cliff Border 8")).toEqual({ orientation: "corner-se", isCliff: true })
expect(classifyBorderPiece("Act 5 - Barricade Cliff Border 9")).toEqual({ orientation: "corner-sw", isCliff: true })
expect(classifyBorderPiece("Act 5 - Barricade Cliff Border 10")).toEqual({ orientation: "corner-nw", isCliff: true })
expect(classifyBorderPiece("Act 5 - Barricade Cliff Border 11")).toEqual({ orientation: "corner-ne", isCliff: true })
expect(classifyBorderPiece("Act 5 - Barricade Cliff Border 12")).toEqual({ orientation: "corner-se", isCliff: true })
// Barricade Ravine: isCliff: false
expect(classifyBorderPiece("Act 5 - Barricade Ravine Border 1")).toEqual({ orientation: "south", isCliff: false })
expect(classifyBorderPiece("Act 5 - Barricade Ravine Border 2")).toEqual({ orientation: "west", isCliff: false })
expect(classifyBorderPiece("Act 5 - Barricade Ravine Border 3")).toEqual({ orientation: "north", isCliff: false })
expect(classifyBorderPiece("Act 5 - Barricade Ravine Border 4")).toEqual({ orientation: "east", isCliff: false })
expect(classifyBorderPiece("Act 5 - Barricade Ravine Border 5")).toEqual({ orientation: "corner-sw", isCliff: false })
expect(classifyBorderPiece("Act 5 - Barricade Ravine Border 6")).toEqual({ orientation: "corner-nw", isCliff: false })
// Corner join / transition pieces
expect(classifyBorderPiece("Act 5 - Barricade Ravine-Cliff Border 5")).toEqual({ orientation: "corner-sw", isCliff: true })
expect(classifyBorderPiece("Act 5 - Barricade Cliff Ravine Border 7")).toEqual({ orientation: "corner-ne", isCliff: true })
// Snow variants
expect(classifyBorderPiece("Act 5 - Barricade Cliff Border 1 Snow")).toEqual({ orientation: "south", isCliff: true })
expect(classifyBorderPiece("Act 5 - Barricade Ravine Border 1 Snow")).toEqual({ orientation: "south", isCliff: false })
expect(classifyBorderPiece("Act 5 - Snow Border 1")).toEqual({ orientation: "south", isCliff: false })
expect(classifyBorderPiece("Act 5 - Snow Border 2")).toEqual({ orientation: "west", isCliff: false })
expect(classifyBorderPiece("Act 5 - Snow Border 3")).toEqual({ orientation: "north", isCliff: false })
expect(classifyBorderPiece("Act 5 - Snow Border 4")).toEqual({ orientation: "east", isCliff: false })
expect(classifyBorderPiece("Act 5 - Snow Border 6")).toEqual({ orientation: "corner-nw", isCliff: false })
})
})
describe("Task 1B: selectBorderPiece cliff preference", () => {
test("prefers cliff pieces when preferCliff is true and non-cliff when false", () => {
const cliffPiece: WildernessPiece = {
name: "Act 1 - Wild Cliff Border 3",
border: true,
levels: [makeMockBorderDs1(8, 8, "north", false)],
}
const fencePiece: WildernessPiece = {
name: "Act 1 - Wild Border 3",
border: true,
levels: [makeMockBorderDs1(8, 8, "north", false)],
}
const classified = [
{ piece: cliffPiece, orientation: "north" as const, isCliff: true },
{ piece: fencePiece, orientation: "north" as const, isCliff: false },
]
const rng = new Rng(100)
const pickedCliff = selectBorderPiece("north", classified, rng, true)
expect(pickedCliff?.name).toBe("Act 1 - Wild Cliff Border 3")
const pickedFence = selectBorderPiece("north", classified, rng, false)
expect(pickedFence?.name).toBe("Act 1 - Wild Border 3")
})
test("falls back gracefully when only one cliff status is available", () => {
const fencePiece: WildernessPiece = {
name: "Act 4 - Mesa Border 3",
border: true,
levels: [makeMockBorderDs1(8, 8, "north", false)],
}
const classified = [{ piece: fencePiece, orientation: "north" as const, isCliff: false }]
const rng = new Rng(200)
// Even if preferCliff is true, falls back to fencePiece
const picked = selectBorderPiece("north", classified, rng, true)
expect(picked?.name).toBe("Act 4 - Mesa Border 3")
})
})
describe("Task 1C & 2: DRLGOUTPLACE_PlaceAct1245OutdoorBorders & layBorder outer ring coverage", () => {
function buildMultiActPieces(prefix: string, hasCliffs = false): WildernessPiece[] {
const pieces: WildernessPiece[] = []
// Numbers 1..8
for (let i = 1; i <= 8; i += 1) {
const orientation = i === 1 ? "south" : i === 2 ? "west" : i === 3 ? "north" : i === 4 ? "east" :
i === 5 ? "corner-sw" : i === 6 ? "corner-nw" : i === 7 ? "corner-ne" : "corner-se"
const closedDs1 = makeMockBorderDs1(8, 8, orientation, false)
const openDs1 = makeMockBorderDs1(8, 8, orientation, true)
pieces.push({
name: `${prefix} Border ${i}`,
border: true,
// 4 variants: 0..2 closed, 3 open
levels: [closedDs1, closedDs1, closedDs1, openDs1],
})
}
if (hasCliffs) {
// Add cliff pieces for north and west
pieces.push({
name: `${prefix} Cliff Border 2`,
border: true,
levels: [makeMockBorderDs1(8, 8, "west", false)],
})
pieces.push({
name: `${prefix} Cliff Border 3`,
border: true,
levels: [makeMockBorderDs1(8, 8, "north", false)],
})
}
return pieces
}
test.each([
{ act: 1, name: "Act 1 - Wild", hasCliffs: true },
{ act: 2, name: "Act 2 - Desert", hasCliffs: false },
{ act: 4, name: "Act 4 - Mesa", hasCliffs: false },
{ act: 5, name: "Act 5 - Barricade", hasCliffs: true },
])("Act $act ($name): 100% outer ring coverage with 0 procedural fallback walls", ({ name, hasCliffs }) => {
const gridWidth = 8
const gridHeight = 8
const canvas = createCanvas(gridWidth * 8, gridHeight * 8, 1, 1, 0)
const pieces = buildMultiActPieces(name, hasCliffs)
const stats = createEmptyStats()
const rng = new Rng(42)
const stamped = DRLGOUTPLACE_PlaceAct1245OutdoorBorders(
canvas,
pieces,
gridWidth,
gridHeight,
rng,
stats,
2, // Blood Moor level ID with South and East openings
)
// Expected ring block count: 2 * (w + h) - 4 = 2 * (8 + 8) - 4 = 28 blocks
const expectedRingBlocks = 2 * (gridWidth + gridHeight) - 4
expect(stamped).toBe(expectedRingBlocks)
expect(stats.borderStamped).toBe(expectedRingBlocks)
expect(stats.proceduralWallCells).toBe(0)
// Verify every perimeter cell on the canvas has floor and valid wall placement
for (let x = 0; x < canvas.width; x += 1) {
// North edge (y=0) and South edge (y=canvas.height-1)
expect(canvas.cells[0]?.[x]?.floors.length).toBeGreaterThan(0)
expect(canvas.cells[canvas.height - 1]?.[x]?.floors.length).toBeGreaterThan(0)
}
for (let y = 0; y < canvas.height; y += 1) {
// West edge (x=0) and East edge (x=canvas.width-1)
expect(canvas.cells[y]?.[0]?.floors.length).toBeGreaterThan(0)
expect(canvas.cells[y]?.[canvas.width - 1]?.floors.length).toBeGreaterThan(0)
}
})
test("Opening blocks select Open DS1 variants while closed blocks select Closed DS1 variants", () => {
const gridWidth = 8
const gridHeight = 8
const canvas = createCanvas(gridWidth * 8, gridHeight * 8, 1, 1, 0)
const pieces = buildMultiActPieces("Act 1 - Wild", true)
const stats = createEmptyStats()
const rng = new Rng(12345)
// Level 2 has default entrance on South edge (mid-X, y=7) and East edge (x=7, mid-Y)
DRLGOUTPLACE_PlaceAct1245OutdoorBorders(canvas, pieces, gridWidth, gridHeight, rng, stats, 2)
const midX = Math.floor(gridWidth / 2) // block (4, 7)
const midY = Math.floor(gridHeight / 2) // block (7, 4)
// South opening block: cell (4*8 + 4, 7*8 + y) should have the open gateway gap
const southOpenCenterCell = canvas.cells[7 * 8 + 4]?.[midX * 8 + 4]
expect(southOpenCenterCell).toBeDefined()
// Gateway center in open variant has no wall
expect(southOpenCenterCenterWallCount(canvas, midX * 8, 7 * 8, 8, 8)).toBe(false)
// Closed South block: cell (1*8, 7*8) should have solid continuous wall
expect(isBlockClosed(canvas, 1 * 8, 7 * 8, 8, 8)).toBe(true)
})
function southOpenCenterCenterWallCount(canvas: any, bx: number, by: number, w: number, h: number): boolean {
const centerX = bx + Math.floor(w / 2)
// Check if all cells in column centerX of this block are walls
for (let y = 0; y < h; y += 1) {
if (!canvas.cells[by + y]?.[centerX]?.walls.some((w: any) => !w.hidden && w.prop1 !== 0)) {
return false // There is an open path through this column!
}
}
return true
}
function isBlockClosed(canvas: any, bx: number, by: number, w: number, h: number): boolean {
for (let y = 0; y < h; y += 1) {
let hasWallRow = true
for (let x = 0; x < w; x += 1) {
if (!canvas.cells[by + y]?.[bx + x]?.walls.some((w: any) => !w.hidden && w.prop1 !== 0)) {
hasWallRow = false
break
}
}
if (hasWallRow) return true
}
return false
}
test("Docking support: claimedBorderBlocks are skipped during border stamping", () => {
const gridWidth = 8
const gridHeight = 8
const canvas = createCanvas(gridWidth * 8, gridHeight * 8, 1, 1, 0)
const pieces = buildMultiActPieces("Act 1 - Wild", false)
const stats = createEmptyStats()
const rng = new Rng(777)
// Claim 3 blocks along the West edge for a Town Transition / Facade docking
const claimed = new Set(["0,2", "0,3", "0,4"])
const stamped = DRLGOUTPLACE_PlaceAct1245OutdoorBorders(
canvas,
pieces,
gridWidth,
gridHeight,
rng,
stats,
2,
undefined,
claimed,
)
// 28 total perimeter blocks - 3 claimed blocks = 25 stamped blocks
expect(stamped).toBe(25)
expect(stats.borderStamped).toBe(25)
// Verified claimed blocks were skipped: canvas floor/walls at block (0, 3) were NOT painted by border
expect(canvas.cells[3 * 8]?.[0]?.walls[0]?.style).toBe(0)
expect(canvas.cells[1 * 8]?.[0]?.walls[0]?.style).toBe(1)
})
test("layBorder is an exported alias for DRLGOUTPLACE_PlaceAct1245OutdoorBorders", () => {
expect(layBorder).toBe(DRLGOUTPLACE_PlaceAct1245OutdoorBorders)
})
test("getCellOrientation correctly maps 4 corners and 4 edges", () => {
expect(getCellOrientation(0, 0, 10, 10)).toBe("corner-nw")
expect(getCellOrientation(9, 0, 10, 10)).toBe("corner-ne")
expect(getCellOrientation(9, 9, 10, 10)).toBe("corner-se")
expect(getCellOrientation(0, 9, 10, 10)).toBe("corner-sw")
expect(getCellOrientation(5, 0, 10, 10)).toBe("north")
expect(getCellOrientation(9, 5, 10, 10)).toBe("east")
expect(getCellOrientation(5, 9, 10, 10)).toBe("south")
expect(getCellOrientation(0, 5, 10, 10)).toBe("west")
})
})
})