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VR-Web-Player/tests/texture-manager.test.mjs
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2026-06-10 15:12:25 +10:00

96 lines
2.7 KiB
JavaScript

import test from 'node:test';
import assert from 'node:assert/strict';
import { MediaTextureManager } from '../vr180player/rendering/texture-manager.js';
function createTexture(name) {
return {
disposed: false,
name,
needsUpdate: false,
dispose() {
this.disposed = true;
}
};
}
function createVideo({ paused = false, ended = false } = {}) {
return { ended, paused };
}
test('MediaTextureManager replaces the previous texture when creating a new one', () => {
const created = [];
const manager = new MediaTextureManager(createVideo(), () => {
const texture = createTexture(`texture-${created.length}`);
created.push(texture);
return texture;
}, () => true);
const first = manager.create();
const second = manager.create();
assert.equal(first.disposed, true);
assert.equal(second.disposed, false);
assert.equal(manager.current, second);
assert.equal(created.length, 2);
});
test('MediaTextureManager assigns and clears material maps', () => {
const material = { map: null, needsUpdate: false };
const manager = new MediaTextureManager(createVideo(), () => createTexture('assigned'), () => true);
const texture = manager.assignToMaterial(material);
assert.equal(material.map, texture);
assert.equal(material.needsUpdate, true);
assert.equal(manager.current, texture);
material.needsUpdate = false;
manager.clearMaterial(material);
assert.equal(texture.disposed, true);
assert.equal(material.map, null);
assert.equal(material.needsUpdate, true);
assert.equal(manager.current, null);
});
test('MediaTextureManager can switch sources before creating the next texture', () => {
const firstSource = { name: 'first' };
const secondSource = { name: 'second' };
const createdFrom = [];
const manager = new MediaTextureManager(firstSource, (source) => {
createdFrom.push(source);
return createTexture(source.name);
}, () => true);
const firstTexture = manager.create();
manager.setSource(secondSource);
const secondTexture = manager.create();
assert.equal(firstTexture.disposed, true);
assert.equal(secondTexture.name, 'second');
assert.deepEqual(createdFrom, [firstSource, secondSource]);
});
test('MediaTextureManager only marks textures dirty when the update predicate allows it', () => {
const video = createVideo();
const manager = new MediaTextureManager(
video,
() => createTexture('playing'),
() => !video.paused && !video.ended
);
const texture = manager.create();
manager.updateIfNeeded();
assert.equal(texture.needsUpdate, true);
texture.needsUpdate = false;
video.paused = true;
manager.updateIfNeeded();
assert.equal(texture.needsUpdate, false);
video.paused = false;
video.ended = true;
manager.updateIfNeeded();
assert.equal(texture.needsUpdate, false);
});