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import assert from 'node:assert/strict';
import { before, describe, it } from 'node:test';
import { loadFixture } from './test-utils.js';
describe('Vercel edge middleware', () => {
/** @type {import('../../../astro/test/test-utils.js').Fixture} */
let build;
before(async () => {
build = await loadFixture({
root: './fixtures/middleware-with-edge-file/',
});
await build.build();
});
it('an edge function is created', async () => {
const contents = await build.readFile(
'../.vercel/output/functions/_middleware.func/.vc-config.json',
);
const contentsJSON = JSON.parse(contents);
assert.equal(contentsJSON.runtime, 'edge');
assert.equal(contentsJSON.entrypoint, 'middleware.mjs');
});
it('deployment config points to the middleware edge function', async () => {
const contents = await build.readFile('../.vercel/output/config.json');
const { routes } = JSON.parse(contents);
assert.equal(
routes.some((route) => route.dest === '_middleware'),
true,
);
});
it('edge sets Set-Cookie headers', async () => {
let entry = new URL(
'../.vercel/output/functions/_middleware.func/middleware.mjs',
build.config.outDir,
);
const module = await import(entry);
const request = new Request('http://example.com/foo');
const response = await module.default(request, {});
assert.equal(response.headers.get('set-cookie'), 'foo=bar');
assert.ok((await response.text()).length, 'Body is included');
});
// TODO: The path here seems to be inconsistent?
it.skip('with edge handle file, should successfully build the middleware', async () => {
const fixture = await loadFixture({
root: './fixtures/middleware-with-edge-file/',
});
await fixture.build();
const contents = await fixture.readFile(
// this is abysmal...
'../.vercel/output/functions/render.func/www/withastro/astro/packages/integrations/vercel/test/fixtures/middleware-with-edge-file/dist/middleware.mjs',
);
console.log(contents);
// assert.equal(contents.includes('title:')).to.be.true;
// chaiJestSnapshot.setTestName('Middleware with handler file');
// assert.equal(contents).to.matchSnapshot(true);
});
// TODO: The path here seems to be inconsistent?
it.skip('without edge handle file, should successfully build the middleware', async () => {
const fixture = await loadFixture({
root: './fixtures/middleware-without-edge-file/',
});
await fixture.build();
const contents = await fixture.readFile(
// this is abysmal...
'../.vercel/output/functions/render.func/www/withastro/astro/packages/integrations/vercel/test/fixtures/middleware-without-edge-file/dist/middleware.mjs',
);
console.log(contents);
// assert.equal(contents.includes('title:')).to.be.false;
// chaiJestSnapshot.setTestName('Middleware without handler file');
// assert.equal(contents).to.matchSnapshot(true);
});
});
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