70 lines
2.7 KiB
JavaScript
70 lines
2.7 KiB
JavaScript
import { expect } from "@esm-bundle/chai";
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import { DampCaveTextureGenerator } from "../../src/generation/textures/DampCaveTextureGenerator.js";
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import { BioluminescentCaveWallTextureGenerator } from "../../src/generation/textures/BioluminescentCaveWallTextureGenerator.js";
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describe("System: Procedural Textures", function () {
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// Increase timeout for texture generation in CI environments/Headless browsers
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this.timeout(20000);
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describe("Floor Generator", () => {
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it("CoA 1: Should generate valid OffscreenCanvases for PBR maps", () => {
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const gen = new DampCaveTextureGenerator(123);
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const maps = gen.generateFloor(64);
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expect(maps.diffuse).to.be.instanceOf(OffscreenCanvas);
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expect(maps.normal).to.be.instanceOf(OffscreenCanvas);
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expect(maps.roughness).to.be.instanceOf(OffscreenCanvas);
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expect(maps.bump).to.be.instanceOf(OffscreenCanvas);
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expect(maps.diffuse.width).to.equal(64);
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});
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it("CoA 2: Should populate pixel data (not empty)", () => {
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const gen = new DampCaveTextureGenerator(123);
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const maps = gen.generateFloor(16);
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const ctx = maps.diffuse.getContext("2d");
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const data = ctx.getImageData(0, 0, 16, 16).data;
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const centerIndex = (8 * 16 + 8) * 4;
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expect(data[centerIndex + 3]).to.equal(255);
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expect(data[centerIndex]).to.be.within(20, 200); // Check valid color range
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});
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});
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describe("Wall Generator", () => {
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it("CoA 3: Should generate valid OffscreenCanvases for Wall PBR maps", () => {
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const gen = new BioluminescentCaveWallTextureGenerator(456);
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const maps = gen.generateWall(64);
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expect(maps.diffuse).to.be.instanceOf(OffscreenCanvas);
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expect(maps.emissive).to.be.instanceOf(OffscreenCanvas);
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expect(maps.diffuse.width).to.equal(64);
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});
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it("CoA 4: Should contain crystal colors (Purple/Cyan)", () => {
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const gen = new BioluminescentCaveWallTextureGenerator(456);
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const maps = gen.generateWall(64);
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const ctx = maps.diffuse.getContext("2d");
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const data = ctx.getImageData(0, 0, 64, 64).data;
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// Scan for a "Crystal" pixel (high saturation, specific hues)
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let foundCrystal = false;
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for (let i = 0; i < data.length; i += 4) {
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const r = data[i];
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const g = data[i + 1];
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const b = data[i + 2];
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// Check for Purple-ish (High Red/Blue, Low Green) or Cyan (High Green/Blue, Low Red)
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// Thresholds based on generator settings
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const isPurple = r > 150 && b > 200 && g < 150;
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const isCyan = r < 150 && g > 200 && b > 200;
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if (isPurple || isCyan) {
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foundCrystal = true;
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break;
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}
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}
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expect(foundCrystal).to.be.true;
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});
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});
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});
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