78 lines
2.2 KiB
TypeScript
78 lines
2.2 KiB
TypeScript
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import assert from 'node:assert/strict';
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import { test } from 'node:test';
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import { computePlan, getOps, recordOp, type PlanFile } from './diagnostics';
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import type { Preset } from './types';
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const file: PlanFile = {
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filename_disk: 'abc123.jpg',
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type: 'image/jpeg',
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width: 1200,
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height: 800,
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focal_point_x: null,
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focal_point_y: null,
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storage: 'local',
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};
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const preset: Preset = {
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key: 'system-small-cover',
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format: 'auto',
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transforms: [ [ 'resize', { width: 64, height: 64, fit: 'cover' } ] ],
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};
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function utilsWith(format: string | undefined) {
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return {
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resolvePreset: () =>
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format ? [ [ 'toFormat', format, { quality: undefined } ], [ 'resize', { width: 64 } ] ] : [ [ 'resize', { width: 64 } ] ],
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maybeExtractFormat: () => format,
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};
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}
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test('computePlan predicts a hashed filename with the resolved extension', async () => {
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const plan = await computePlan(file, preset, 'avif', {
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utils: utilsWith('avif'),
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hashFn: () => 'deadbeef',
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});
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assert.equal(plan.filename, 'abc123__deadbeef.avif');
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assert.equal(plan.format, 'avif');
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assert.equal(plan.transforms.length, 2);
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});
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test('computePlan without a toFormat keeps the original extension but still hashes the resize', async () => {
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const plan = await computePlan(file, { key: 'resize-only', width: 100 }, null, {
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utils: utilsWith(undefined),
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hashFn: () => 'unused',
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});
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assert.equal(plan.filename, 'abc123__unused.jpg');
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assert.equal(plan.format, null);
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});
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test('computePlan passes acceptFormat into the transformation set', async () => {
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let seen: Record<string, unknown> | null = null;
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await computePlan(file, preset, 'webp', {
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utils: {
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resolvePreset: (transformation) => {
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seen = transformation;
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return [ [ 'toFormat', 'webp', {} ] ];
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},
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maybeExtractFormat: () => 'webp',
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},
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hashFn: () => 'x',
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});
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assert.equal(seen?.['acceptFormat'], 'webp');
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assert.ok(seen?.['transformationParams']);
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});
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test('ops ring buffer is newest-first and bounded', () => {
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recordOp({ ts: 1, fileId: 'a', key: 'k', format: 'avif', ok: true, ms: 1 });
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recordOp({ ts: 2, fileId: 'b', key: 'k', format: 'avif', ok: false, ms: 2, error: 'x' });
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const ops = getOps(1);
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assert.equal(ops.length, 1);
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assert.equal(ops[0]?.fileId, 'b');
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assert.equal(getOps(0).length, 0);
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});
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