tor-browser

commit 305f1022d1e65466b1cd97bcc0c5e69b5e556fc5
parent cd7482e4abb9eee6b1af21b422a8ed4f43edcf90
Author: Valentin Gosu <valentin.gosu@gmail.com>
Date:   Tue,  4 Nov 2025 21:03:49 +0000

Bug 1940027 - Test r=necko-reviewers,kershaw

Differential Revision: https://phabricator.services.mozilla.com/D234674

Diffstat:
A
modules/libjar/test/unit/test_bug1940027_embedded_null.js
 | 
29
+++++++++++++++++++++++++++++
M
modules/libjar/test/unit/xpcshell.toml
 | 
2
++

2 files changed, 31 insertions(+), 0 deletions(-)
diff --git a/modules/libjar/test/unit/test_bug1940027_embedded_null.js b/modules/libjar/test/unit/test_bug1940027_embedded_null.js
@@ -0,0 +1,29 @@
+// Should report file not found on non-existent files
+
+const { NetUtil } = ChromeUtils.importESModule(
+  "resource://gre/modules/NetUtil.sys.mjs"
+);
+const path = "data/uncompressed.zip";
+
+function run_test() {
+  var spec = "jar:" + Services.io.newFileURI(do_get_file(path)).spec + "!/";
+  var channel = NetUtil.newChannel({
+    uri: spec + "hello",
+    loadUsingSystemPrincipal: true,
+  });
+  let stream = channel.open();
+  ok(stream);
+  stream.close();
+
+  Assert.throws(
+    () => {
+      channel = NetUtil.newChannel({
+        uri: spec + "hello%00.js",
+        loadUsingSystemPrincipal: true,
+      });
+      channel.open();
+    },
+    /NS_ERROR_FILE_NOT_FOUND/,
+    "An embedded null must not truncate the path being loaded"
+  );
+}
diff --git a/modules/libjar/test/unit/xpcshell.toml b/modules/libjar/test/unit/xpcshell.toml
@@ -48,6 +48,8 @@ support-files = [
 ["test_bug1550815.js"]
 run-if = ["false"] # recovering from SIGBUS is temporarily disabled by bug 1583735
 
+["test_bug1940027_embedded_null.js"]
+
 ["test_corrupt_1211262.js"]
 
 ["test_corrupt_1801102.js"]