1 files changed, 73 insertions, 0 deletions
diff --git a/netwerk/test/unit/test_bug369787.js b/netwerk/test/unit/test_bug369787.js
new file mode 100644
index 0000000000..36cf2472e1
--- /dev/null
+++ b/netwerk/test/unit/test_bug369787.js
@@ -0,0 +1,73 @@
+"use strict";
+
+const { HttpServer } = ChromeUtils.importESModule(
+  "resource://testing-common/httpd.sys.mjs"
+);
+
+const BUGID = "369787";
+var server = null;
+var channel = null;
+
+function change_content_type() {
+  var origType = channel.contentType;
+  const newType = "x-foo/x-bar";
+  channel.contentType = newType;
+  Assert.equal(channel.contentType, newType);
+  channel.contentType = origType;
+  Assert.equal(channel.contentType, origType);
+}
+
+function TestListener() {}
+TestListener.prototype.onStartRequest = function (request) {
+  try {
+    // request might be different from channel
+    channel = request.QueryInterface(Ci.nsIChannel);
+
+    change_content_type();
+  } catch (ex) {
+    print(ex);
+    throw ex;
+  }
+};
+TestListener.prototype.onStopRequest = function (request, status) {
+  try {
+    change_content_type();
+  } catch (ex) {
+    print(ex);
+    // don't re-throw ex to avoid hanging the test
+  }
+
+  do_timeout(0, after_channel_closed);
+};
+
+function after_channel_closed() {
+  try {
+    change_content_type();
+  } finally {
+    server.stop(do_test_finished);
+  }
+}
+
+function run_test() {
+  // start server
+  server = new HttpServer();
+
+  server.registerPathHandler("/bug" + BUGID, bug369787);
+
+  server.start(-1);
+
+  // make request
+  channel = NetUtil.newChannel({
+    uri: "http://localhost:" + server.identity.primaryPort + "/bug" + BUGID,
+    loadUsingSystemPrincipal: true,
+  });
+  channel.QueryInterface(Ci.nsIHttpChannel);
+  channel.asyncOpen(new TestListener());
+
+  do_test_pending();
+}
+
+// PATH HANDLER FOR /bug369787
+function bug369787(metadata, response) {
+  /* do nothing */
+}