1 files changed, 138 insertions, 0 deletions
diff --git a/dom/settings/tests/test_settings_service.js b/dom/settings/tests/test_settings_service.js
new file mode 100644
index 0000000000..132877a5d4
--- /dev/null
+++ b/dom/settings/tests/test_settings_service.js
@@ -0,0 +1,138 @@
+"use strict";
+
+var Cu = Components.utils;
+var Cc = Components.classes;
+var Ci = Components.interfaces;
+
+if (SpecialPowers.isMainProcess()) {
+  SpecialPowers.Cu.import("resource://gre/modules/SettingsRequestManager.jsm");
+}
+
+Cu.import("resource://gre/modules/XPCOMUtils.jsm");
+Cu.import("resource://gre/modules/Services.jsm");
+
+SimpleTest.waitForExplicitFinish();
+
+XPCOMUtils.defineLazyServiceGetter(this, "SettingsService",
+                                   "@mozilla.org/settingsService;1",
+                                   "nsISettingsService");
+
+var tests = [
+      /* Callback tests */
+      function() {
+        let callbackCount = 10;
+
+        let callback = {
+          handle: function(name, result) {
+            switch (callbackCount) {
+              case 10:
+              case 9:
+                is(result, true, "result is true");
+                break;
+              case 8:
+              case 7:
+                is(result, false, "result is false");
+                break;
+              case 6:
+              case 5:
+                is(result, 9, "result is 9");
+                break;
+              case 4:
+              case 3:
+                is(result, 9.4, "result is 9.4");
+                break;
+              case 2:
+                is(result, false, "result is false");
+                break;
+              case 1:
+                is(result, null, "result is null");
+                break;
+              default:
+                ok(false, "Unexpected call: " + callbackCount);
+            }
+
+            --callbackCount;
+            if (callbackCount === 0) {
+              next();
+            }
+          },
+
+          handleError: function(name) {
+            ok(false, "error: " + name);
+          }
+        };
+
+        let lock = SettingsService.createLock();
+        let lock1 = SettingsService.createLock();
+
+        lock.set("asdf", true, callback, null);
+        lock1.get("asdf", callback);
+        lock.get("asdf", callback);
+        lock.set("asdf", false, callback, null);
+        lock.get("asdf", callback);
+        lock.set("int", 9, callback, null);
+        lock.get("int", callback);
+        lock.set("doub", 9.4, callback, null);
+        lock.get("doub", callback);
+        lock1.get("asdfxxx", callback);
+      },
+
+      /* Observer tests */
+      function() {
+        const MOZSETTINGS_CHANGED   = "mozsettings-changed";
+        const TEST_OBSERVER_KEY     = "test.observer.key";
+        const TEST_OBSERVER_VALUE   = true;
+        const TEST_OBSERVER_MESSAGE = "test.observer.message";
+
+        var obs = {
+          observe: function (subject, topic, data) {
+
+            if (topic !== MOZSETTINGS_CHANGED) {
+              ok(false, "Event is not mozsettings-changed.");
+              return;
+            }
+            // Data is now stored in subject
+            if ("wrappedJSObject" in subject) {
+              ok(true, "JS object wrapped into subject");
+              subject = subject.wrappedJSObject;
+            }
+            if (subject["key"] != TEST_OBSERVER_KEY) {
+              return;
+            }
+
+            function checkProp(name, type, value) {
+              ok(name in subject, "subject." + name + " is present");
+              is(typeof subject[name], type, "subject." + name + " is " + type);
+              is(subject[name], value, "subject." + name + " is " + value);
+            }
+
+            checkProp("key", "string", TEST_OBSERVER_KEY);
+            checkProp("value", "boolean", TEST_OBSERVER_VALUE);
+            checkProp("isInternalChange", "boolean", true);
+
+            Services.obs.removeObserver(this, MOZSETTINGS_CHANGED);
+            next();
+          }
+        };
+
+        Services.obs.addObserver(obs, MOZSETTINGS_CHANGED, false);
+
+        let lock = SettingsService.createLock();
+        lock.set(TEST_OBSERVER_KEY, TEST_OBSERVER_VALUE, null);
+      }
+];
+
+function next() {
+  let step = tests.shift();
+  if (step) {
+    try {
+      step();
+    } catch(e) {
+      ok(false, "Test threw: " + e);
+    }
+  } else {
+    SimpleTest.finish();
+  }
+}
+
+next();