1 files changed, 25 insertions, 0 deletions
diff --git a/modules/libjar/test/unit/test_bug370103.js b/modules/libjar/test/unit/test_bug370103.js
new file mode 100644
index 0000000000..d9d0e3e6a2
--- /dev/null
+++ b/modules/libjar/test/unit/test_bug370103.js
@@ -0,0 +1,25 @@
+const { NetUtil } = ChromeUtils.import("resource://gre/modules/NetUtil.jsm");
+
+// Regression test for bug 370103 - crash when passing a null listener to
+// nsIChannel.asyncOpen
+function run_test() {
+  // Compose the jar: url
+  var file = do_get_file("data/test_bug370103.jar");
+  var url = Services.io.newFileURI(file).spec;
+  url = "jar:" + url + "!/test_bug370103";
+
+  // Try opening channel with null listener
+  var channel = NetUtil.newChannel({
+    uri: url,
+    loadUsingSystemPrincipal: true,
+  });
+
+  var exception = false;
+  try {
+    channel.asyncOpen(null);
+  } catch (e) {
+    exception = true;
+  }
+
+  Assert.ok(exception); // should throw exception instead of crashing
+}