malwoden/dist/lib/generation/builder.spec.js

   

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var struct_1 = require("../struct");
var builder_1 = require("./builder");
describe("builder", function () {
    it("can take snapshots", function () {
        var b = new builder_1.Builder({ width: 10, height: 10 });
        var m = b.getMap();
        var v = { x: 1, y: 1 };
        b.takeSnapshot();
        m.set(v, 10);
        b.takeSnapshot();
        m.set(v, 20);
        b.takeSnapshot();
        var s = b.getSnapshots();
        expect(s).toHaveLength(3);
        expect(s[0].get(v)).toEqual(undefined);
        expect(s[1].get(v)).toEqual(10);
        expect(s[2].get(v)).toEqual(20);
    });
    it("can clear snapshots", function () {
        var b = new builder_1.Builder({ width: 10, height: 10 });
        expect(b.getSnapshots()).toHaveLength(0);
        b.takeSnapshot();
        expect(b.getSnapshots()).toHaveLength(1);
        b.clearSnapshots();
        expect(b.getSnapshots()).toHaveLength(0);
    });
    it("can start from an existing map", function () {
        var t = new struct_1.Table(10, 10);
        t.fill(1);
        var b = new builder_1.Builder({ width: 10, height: 10 });
        b.copyFrom(t);
        var m = b.getMap();
        expect(m.get({ x: 1, y: 1 })).toEqual(1);
        t.set({ x: 1, y: 1 }, 0);
        expect(m.get({ x: 1, y: 1 })).toEqual(1);
    });
    it("cannot copy between builders of different sizes", function () {
        var b = new builder_1.Builder({ width: 10, height: 10 });
        var b2 = new builder_1.Builder({ width: 20, height: 20 });
        expect(function () {
            b.copyFrom(b2.getMap());
        }).toThrowError("Cannot copy between builders of different sizes");
    });
});
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