chore: 045_proxy output stdout & stderr on failure (#23810)

Part of https://github.com/denoland/deno/issues/23624

1 files changed, 129 insertions, 0 deletions

diff --git a/tests/specs/run/045_proxy/proxy_test.ts b/tests/specs/run/045_proxy/proxy_test.ts
new file mode 100644
index 000000000..d3386f0d7
--- /dev/null
+++ b/tests/specs/run/045_proxy/proxy_test.ts
@@ -0,0 +1,129 @@
+// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
+import { Server } from "../../../util/std/http/server.ts";
+
+const addr = Deno.args[1] || "localhost:4555";
+
+async function proxyServer() {
+  const [hostname, p] = addr.split(":");
+  const port = parseInt(p ?? 4555);
+  const server = new Server({ hostname, port, handler });
+  console.log(`Proxy server listening on http://${addr}/`);
+  await server.listenAndServe();
+}
+
+async function handler(req: Request): Promise<Response> {
+  console.log(`Proxy request to: ${req.url}`);
+  const headers = new Headers(req.headers);
+  const proxyAuthorization = headers.get("proxy-authorization");
+  if (proxyAuthorization) {
+    console.log(`proxy-authorization: ${proxyAuthorization}`);
+    headers.delete("proxy-authorization");
+  }
+  const resp = await fetch(req.url, {
+    method: req.method,
+    headers: headers,
+  });
+  return new Response(new Uint8Array(await resp.arrayBuffer()), {
+    status: resp.status,
+    headers: resp.headers,
+  });
+}
+
+function assertSuccessOutput(output: Deno.CommandOutput) {
+  if (output.code !== 0) {
+    console.error("STDOUT", new TextDecoder().decode(output.stdout));
+    console.error("STDERR", new TextDecoder().decode(output.stderr));
+    throw new Error(`Expected exit code 0, was ${output.code}`);
+  }
+}
+
+async function testFetch() {
+  const output = await new Deno.Command(Deno.execPath(), {
+    args: [
+      "run",
+      "--quiet",
+      "--reload",
+      "--allow-net",
+      "proxy_client.ts",
+    ],
+    env: {
+      HTTP_PROXY: `http://${addr}`,
+    },
+  }).output();
+
+  assertSuccessOutput(output);
+}
+
+async function testModuleDownload() {
+  const output = await new Deno.Command(Deno.execPath(), {
+    args: [
+      "cache",
+      "--reload",
+      "--quiet",
+      "http://localhost:4545/run/045_mod.ts",
+    ],
+    env: {
+      HTTP_PROXY: `http://${addr}`,
+    },
+  }).output();
+
+  assertSuccessOutput(output);
+}
+
+async function testFetchNoProxy() {
+  const output = await new Deno.Command(Deno.execPath(), {
+    args: [
+      "run",
+      "--quiet",
+      "--reload",
+      "--allow-net",
+      "proxy_client.ts",
+    ],
+    env: {
+      HTTP_PROXY: "http://not.exising.proxy.server",
+      NO_PROXY: "localhost",
+    },
+  }).output();
+
+  assertSuccessOutput(output);
+}
+
+async function testModuleDownloadNoProxy() {
+  const output = await new Deno.Command(Deno.execPath(), {
+    args: [
+      "cache",
+      "--reload",
+      "--quiet",
+      "http://localhost:4545/run/045_mod.ts",
+    ],
+    env: {
+      HTTP_PROXY: "http://not.exising.proxy.server",
+      NO_PROXY: "localhost",
+    },
+  }).output();
+
+  assertSuccessOutput(output);
+}
+
+async function testFetchProgrammaticProxy() {
+  const output = await new Deno.Command(Deno.execPath(), {
+    args: [
+      "run",
+      "--quiet",
+      "--reload",
+      "--allow-net=localhost:4545,localhost:4555",
+      "--unstable",
+      "programmatic_proxy_client.ts",
+    ],
+  }).output();
+
+  assertSuccessOutput(output);
+}
+
+proxyServer();
+await testFetch();
+await testModuleDownload();
+await testFetchNoProxy();
+await testModuleDownloadNoProxy();
+await testFetchProgrammaticProxy();
+Deno.exit(0);