1 files changed, 27 insertions, 0 deletions
diff --git a/browser/components/sessionstore/test/unit/test_startup_invalid_session.js b/browser/components/sessionstore/test/unit/test_startup_invalid_session.js
new file mode 100644
index 0000000000..50960b1d43
--- /dev/null
+++ b/browser/components/sessionstore/test/unit/test_startup_invalid_session.js
@@ -0,0 +1,27 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+function run_test() {
+  let profd = do_get_profile();
+  var SessionFile = ChromeUtils.importESModule(
+    "resource:///modules/sessionstore/SessionFile.sys.mjs"
+  ).SessionFile;
+
+  let sourceSession = do_get_file("data/sessionstore_invalid.js");
+  sourceSession.copyTo(profd, "sessionstore.js");
+
+  let sourceCheckpoints = do_get_file("data/sessionCheckpoints_all.json");
+  sourceCheckpoints.copyTo(profd, "sessionCheckpoints.json");
+
+  // Compress sessionstore.js to sessionstore.jsonlz4
+  // and remove sessionstore.js
+  let oldExtSessionFile = SessionFile.Paths.clean.replace("jsonlz4", "js");
+  writeCompressedFile(oldExtSessionFile, SessionFile.Paths.clean).then(() => {
+    afterSessionStartupInitialization(function cb() {
+      Assert.equal(SessionStartup.sessionType, SessionStartup.NO_SESSION);
+      do_test_finished();
+    });
+  });
+
+  do_test_pending();
+}