Add regression test

packages/miniflare/test/index.spec.ts

@@ -514,7 +514,24 @@ test("Miniflare: fetch mocking", async (t) => {
  }
  );
 });
-
+test("Miniflare: custom upstream as origin (with colons)", async (t) => {
+ const upstream = await useServer(t, (req, res) => {
+ res.end(`upstream: ${new URL(req.url ?? "", "http://upstream")}`);
+ });
+ const mf = new Miniflare({
+ upstream: new URL("/extra:extra/", upstream.http.toString()).toString(),
+ modules: true,
+ script: `export default {
+ fetch(request) {
+ return fetch(request);
+ }
+ }`,
+ });
+ t.teardown(() => mf.dispose());
+ // Check rewrites protocol, hostname, and port, but keeps pathname and query
+ const res = await mf.dispatchFetch("https://random:0/path:path?a=1");
+ t.is(await res.text(), "upstream: http://upstream/extra:extra/path:path?a=1");
+});
 test("Miniflare: custom upstream as origin", async (t) => {
  const upstream = await useServer(t, (req, res) => {
  res.end(`upstream: ${new URL(req.url ?? "", "http://upstream")}`);