feat: publish av-tools 0.1.0

tests/unit/derived-cache.test.ts

@@ -0,0 +1,49 @@
+import { describe, expect, it } from 'vitest';
+import {
+  cacheDerivative,
+  readCachedDerivative,
+} from '../../src/app/derived-cache';
+
+describe('application derivative cache', () => {
+  it('reuses only an exact source and settings identity', async () => {
+    const file = new File(['source'], 'preview-source.mp4', {
+      type: 'video/mp4',
+      lastModified: 123,
+    });
+    const settings = {
+      maxDurationSeconds: 30,
+      maxWidth: 960,
+      includeAudio: true,
+    };
+    const derivative = new Blob(['proxy'], { type: 'video/mp4' });
+
+    await cacheDerivative(
+      file,
+      'preview-proxy-test',
+      'preview-proxy',
+      'project-preview-cache-test',
+      derivative,
+      settings
+    );
+
+    expect(
+      await readCachedDerivative(file, 'preview-proxy-test', settings)
+    ).toEqual(derivative);
+    expect(
+      await readCachedDerivative(file, 'preview-proxy-test', {
+        ...settings,
+        maxWidth: 1280,
+      })
+    ).toBeUndefined();
+    expect(
+      await readCachedDerivative(
+        new File(['other'], file.name, {
+          type: file.type,
+          lastModified: file.lastModified,
+        }),
+        'preview-proxy-test',
+        settings
+      )
+    ).toBeUndefined();
+  });
+});