maze-generation/dist/src/test/cell.test.js

A package to generate mazes using the depth first or hunt and kill algorithm. Mazes can be generated with seed values for reproducibility

import { Cell } from "../Cell";
/* eslint-env jest */
// Walls
test("Walls all present on construction", () => {
    const cell = new Cell();
    expect(cell.walls.left).toBe(true);
    expect(cell.walls.right).toBe(true);
    expect(cell.walls.up).toBe(true);
    expect(cell.walls.down).toBe(true);
});
test("Remove cell function sets cell wall to false", () => {
    const cell = new Cell();
    // Left wall
    expect(cell.getWallStatus("left")).toBe(true);
    cell.removeWall("left");
    expect(cell.walls.left).toBe(false);
    expect(cell.getWallStatus("left")).toBe(false);
    // Right Wall
    expect(cell.getWallStatus("right")).toBe(true);
    cell.removeWall("right");
    expect(cell.walls.right).toBe(false);
    expect(cell.getWallStatus("right")).toBe(false);
    // Up wall
    expect(cell.getWallStatus("up")).toBe(true);
    cell.removeWall("up");
    expect(cell.walls.up).toBe(false);
    expect(cell.getWallStatus("up")).toBe(false);
    // Down wall
    expect(cell.getWallStatus("down")).toBe(true);
    cell.removeWall("down");
    expect(cell.walls.down).toBe(false);
    expect(cell.getWallStatus("down")).toBe(false);
});
// Visit and unvisiting
test("Cell is marked as unvisited on start", () => {
    const cell = new Cell();
    expect(cell.visited).toBe(false);
    expect(cell.getCellVisited()).toBe(false);
});
test("Cell can be marked as visited on start", () => {
    const cell = new Cell();
    cell.setCellVisited(true);
    expect(cell.visited).toBe(true);
    expect(cell.getCellVisited()).toBe(true);
});
test("Cell can be marked as unvisited", () => {
    const cell = new Cell();
    cell.setCellVisited(false);
    expect(cell.visited).toBe(false);
});
// String representations
test("String representation displays correctly on construction", () => {
    const cell = new Cell();
    expect(cell.toString()).toBe("_|");
});
test("String representation correct when removing up wall", () => {
    const cell = new Cell();
    cell.removeWall("up");
    expect(cell.toString()).toBe("_|");
});
test("String representation correct when removing left wall", () => {
    const cell = new Cell();
    cell.removeWall("left");
    expect(cell.toString()).toBe("_|");
});
test("String representation correct when removing down wall", () => {
    const cell = new Cell();
    cell.removeWall("down");
    expect(cell.toString()).toBe(" |");
});
test("String representation correct when removing right wall", () => {
    const cell = new Cell();
    cell.removeWall("right");
    expect(cell.toString()).toBe("_ ");
});
test("String representation is correct when removiing all walls", () => {
    const cell = new Cell();
    cell.removeWall("right");
    cell.removeWall("down");
    expect(cell.toString()).toBe("  ");
});
// JSON representation tests
test("JSON representation stays correct if walls are removed", () => {
    const cell = new Cell();
    const testJSON = {
        left: true,
        right: true,
        up: true,
        down: true,
        visited: false,
    };
    expect(cell.toJSON()).toEqual(testJSON);
    cell.removeWall("left");
    testJSON.left = false;
    expect(cell.toJSON()).toEqual(testJSON);
    cell.removeWall("right");
    testJSON.right = false;
    expect(cell.toJSON()).toEqual(testJSON);
    cell.removeWall("up");
    testJSON.up = false;
    expect(cell.toJSON()).toEqual(testJSON);
    cell.removeWall("down");
    testJSON.down = false;
    expect(cell.toJSON()).toEqual(testJSON);
});
test("JSON representation displays correctly if cell marked as visited", () => {
    const cell = new Cell();
    const testJSON = {
        left: true,
        right: true,
        up: true,
        down: true,
        visited: true,
    };
    cell.setCellVisited(true);
    expect(cell.toJSON()).toEqual(testJSON);
});