1 files changed, 88 insertions, 0 deletions
diff --git a/toolkit/mozapps/webextensions/test/xpcshell/test_bug594058.js b/toolkit/mozapps/webextensions/test/xpcshell/test_bug594058.js
new file mode 100644
index 000000000..858579815
--- /dev/null
+++ b/toolkit/mozapps/webextensions/test/xpcshell/test_bug594058.js
@@ -0,0 +1,88 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+// This tests is modifying a file in an unpacked extension
+// causes cache invalidation.
+
+// Disables security checking our updates which haven't been signed
+Services.prefs.setBoolPref("extensions.checkUpdateSecurity", false);
+// Allow the mismatch UI to show
+Services.prefs.setBoolPref("extensions.showMismatchUI", true);
+
+Components.utils.import("resource://testing-common/MockRegistrar.jsm");
+
+var Ci = Components.interfaces;
+const extDir = gProfD.clone();
+extDir.append("extensions");
+
+var gCachePurged = false;
+
+// Override the window watcher
+var WindowWatcher = {
+  openWindow: function(parent, url, name, features, args) {
+    do_check_false(gCachePurged);
+  },
+
+  QueryInterface: function(iid) {
+    if (iid.equals(Ci.nsIWindowWatcher)
+     || iid.equals(Ci.nsISupports))
+      return this;
+
+    throw Components.results.NS_ERROR_NO_INTERFACE;
+  }
+}
+
+MockRegistrar.register("@mozilla.org/embedcomp/window-watcher;1", WindowWatcher);
+
+/**
+ * Start the test by installing extensions.
+ */
+function run_test() {
+  do_test_pending();
+  gCachePurged = false;
+
+  let obs = AM_Cc["@mozilla.org/observer-service;1"].
+    getService(AM_Ci.nsIObserverService);
+  obs.addObserver({
+    observe: function(aSubject, aTopic, aData) {
+      gCachePurged = true;
+    }
+  }, "startupcache-invalidate", false);
+  createAppInfo("xpcshell@tests.mozilla.org", "XPCShell", "1", "1");
+
+  startupManager();
+  // nsAppRunner takes care of clearing this when a new app is installed
+  do_check_false(gCachePurged);
+
+  installAllFiles([do_get_addon("test_bug594058")], function() {
+    restartManager();
+    do_check_true(gCachePurged);
+    gCachePurged = false;
+
+    // Now, make it look like we've updated the file. First, start the EM
+    // so it records the bogus old time, then update the file and restart.
+    let extFile = extDir.clone();
+    let pastTime = extFile.lastModifiedTime - 5000;
+    extFile.append("bug594058@tests.mozilla.org");
+    setExtensionModifiedTime(extFile, pastTime);
+    let otherFile = extFile.clone();
+    otherFile.append("directory");
+    otherFile.lastModifiedTime = pastTime;
+    otherFile.append("file1");
+    otherFile.lastModifiedTime = pastTime;
+
+    restartManager();
+    gCachePurged = false;
+
+    otherFile.lastModifiedTime = pastTime + 5000;
+    restartManager();
+    do_check_true(gCachePurged);
+    gCachePurged = false;
+
+    restartManager();
+    do_check_false(gCachePurged);
+
+    do_test_finished();
+  });
+}