add unit test for bug 354522

embedding/Makefile.in

@@ -53,3 +53,15 @@ DIRS += lite
 endif
 
 include $(topsrcdir)/config/rules.mk
+
+ifdef ENABLE_TESTS
+
+_UNIT_FILES := $(wildcard $(srcdir)/tests/unit/*.js)
+
+libs:: $(_UNIT_FILES)
+	$(INSTALL) $^ $(DIST)/bin/embedding_unit_tests
+
+check::
+	$(RUN_TEST_PROGRAM) $(DIST)/bin/test_all.sh $(DIST)/bin/embedding_unit_tests
+
+endif

embedding/tests/unit/test_wwpromptfactory.js

@@ -0,0 +1,24 @@
+function run_test() {
+  // Make sure that getting both nsIAuthPrompt and nsIAuthPrompt2 works
+  // (these should work independently of whether the application has
+  // nsIPromptService2)
+  var ww = Components.classes["@mozilla.org/embedcomp/window-watcher;1"]
+                     .getService();
+
+  var prompt;
+
+  prompt = ww.nsIWindowWatcher.getNewPrompter(null);
+  do_check_neq(prompt, null);
+  prompt = ww.nsIWindowWatcher.getNewAuthPrompter(null);
+  do_check_neq(prompt, null);
+
+  prompt = ww.nsIPromptFactory.getPrompt(null,
+                                         Components.interfaces.nsIPrompt);
+  do_check_neq(prompt, null);
+  prompt = ww.nsIPromptFactory.getPrompt(null,
+                                         Components.interfaces.nsIAuthPrompt);
+  do_check_neq(prompt, null);
+  prompt = ww.nsIPromptFactory.getPrompt(null,
+                                         Components.interfaces.nsIAuthPrompt2);
+  do_check_neq(prompt, null);
+}