48 lines
2.1 KiB
JavaScript
48 lines
2.1 KiB
JavaScript
import { test } from 'node:test'
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import assert from 'node:assert/strict'
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import { mkdtemp, rm, writeFile } from 'node:fs/promises'
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import { tmpdir } from 'node:os'
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import { resolve } from 'node:path'
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import { PNG } from 'pngjs'
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import { scanCardCatalog } from './card-catalog.mjs'
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function png(width, height, pixel) {
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const image = new PNG({ width, height })
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for (let offset = 0; offset < image.data.length; offset += 4) {
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image.data.set(pixel, offset)
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}
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return PNG.sync.write(image)
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}
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test('catalog pairs filename-based card art with validated masks', async (t) => {
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const root = await mkdtemp(resolve(tmpdir(), 'card-catalog-'))
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t.after(() => rm(root, { recursive: true }))
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await Promise.all([
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writeFile(resolve(root, 'david.png'), png(10, 14, [20, 40, 60, 255])),
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writeFile(resolve(root, 'david-mask.png'), png(10, 14, [128, 128, 128, 255])),
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])
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const catalog = await scanCardCatalog(root)
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assert.deepEqual(catalog.errors, [])
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assert.equal(catalog.cards.length, 1)
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assert.equal(catalog.cards[0].name, 'david')
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assert.match(catalog.cards[0].artwork, /^\/card-art\/david\.png\?v=[0-9a-f]{16}$/)
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assert.equal(catalog.cards[0].width, 10)
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assert.equal(catalog.cards[0].height, 14)
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})
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test('catalog reports missing pairs and invalid runtime images explicitly', async (t) => {
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const root = await mkdtemp(resolve(tmpdir(), 'card-catalog-invalid-'))
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t.after(() => rm(root, { recursive: true }))
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await Promise.all([
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writeFile(resolve(root, 'orphan.png'), png(10, 14, [20, 40, 60, 255])),
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writeFile(resolve(root, 'mask-only-mask.png'), png(10, 14, [0, 0, 0, 255])),
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writeFile(resolve(root, 'bad.png'), png(10, 14, [20, 40, 60, 254])),
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writeFile(resolve(root, 'bad-mask.png'), png(10, 14, [20, 21, 20, 255])),
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])
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const catalog = await scanCardCatalog(root)
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assert.deepEqual(catalog.cards, [])
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assert.ok(catalog.errors.some(error => error.includes('Missing orphan-mask.png')))
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assert.ok(catalog.errors.some(error => error.includes('Missing mask-only.png')))
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assert.ok(catalog.errors.some(error => error.includes('bad.png must be fully opaque')))
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})
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