From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 netwerk/test/unit/test_resumable_truncate.js | 93 ++++++++++++++++++++++++++++
 1 file changed, 93 insertions(+)
 create mode 100644 netwerk/test/unit/test_resumable_truncate.js

(limited to 'netwerk/test/unit/test_resumable_truncate.js')

diff --git a/netwerk/test/unit/test_resumable_truncate.js b/netwerk/test/unit/test_resumable_truncate.js
new file mode 100644
index 0000000000..72785a5b4b
--- /dev/null
+++ b/netwerk/test/unit/test_resumable_truncate.js
@@ -0,0 +1,93 @@
+"use strict";
+
+const { HttpServer } = ChromeUtils.import("resource://testing-common/httpd.js");
+
+var httpserver = null;
+
+function make_channel(url, callback, ctx) {
+  return NetUtil.newChannel({ uri: url, loadUsingSystemPrincipal: true });
+}
+
+const responseBody = "response body";
+
+function cachedHandler(metadata, response) {
+  var body = responseBody;
+  if (metadata.hasHeader("Range")) {
+    var matches = metadata
+      .getHeader("Range")
+      .match(/^\s*bytes=(\d+)?-(\d+)?\s*$/);
+    var from = matches[1] === undefined ? 0 : matches[1];
+    var to = matches[2] === undefined ? responseBody.length - 1 : matches[2];
+    if (from >= responseBody.length) {
+      response.setStatusLine(metadata.httpVersion, 416, "Start pos too high");
+      response.setHeader("Content-Range", "*/" + responseBody.length, false);
+      return;
+    }
+    body = responseBody.slice(from, to + 1);
+    // always respond to successful range requests with 206
+    response.setStatusLine(metadata.httpVersion, 206, "Partial Content");
+    response.setHeader(
+      "Content-Range",
+      from + "-" + to + "/" + responseBody.length,
+      false
+    );
+  }
+
+  response.setHeader("Content-Type", "text/plain", false);
+  response.setHeader("ETag", "Just testing");
+  response.setHeader("Accept-Ranges", "bytes");
+
+  response.bodyOutputStream.write(body, body.length);
+}
+
+function Canceler(continueFn) {
+  this.continueFn = continueFn;
+}
+
+Canceler.prototype = {
+  QueryInterface: ChromeUtils.generateQI([
+    "nsIStreamListener",
+    "nsIRequestObserver",
+  ]),
+
+  onStartRequest(request) {},
+
+  onDataAvailable(request, stream, offset, count) {
+    request.QueryInterface(Ci.nsIChannel).cancel(Cr.NS_BINDING_ABORTED);
+  },
+
+  onStopRequest(request, status) {
+    Assert.equal(status, Cr.NS_BINDING_ABORTED);
+    this.continueFn();
+  },
+};
+
+function finish_test() {
+  httpserver.stop(do_test_finished);
+}
+
+function start_cache_read() {
+  var chan = make_channel(
+    "http://localhost:" + httpserver.identity.primaryPort + "/cached/test.gz"
+  );
+  chan.asyncOpen(new ChannelListener(finish_test, null));
+}
+
+function start_canceler() {
+  var chan = make_channel(
+    "http://localhost:" + httpserver.identity.primaryPort + "/cached/test.gz"
+  );
+  chan.asyncOpen(new Canceler(start_cache_read));
+}
+
+function run_test() {
+  httpserver = new HttpServer();
+  httpserver.registerPathHandler("/cached/test.gz", cachedHandler);
+  httpserver.start(-1);
+
+  var chan = make_channel(
+    "http://localhost:" + httpserver.identity.primaryPort + "/cached/test.gz"
+  );
+  chan.asyncOpen(new ChannelListener(start_canceler, null));
+  do_test_pending();
+}
-- 
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