1 files changed, 70 insertions, 0 deletions
diff --git a/testing/mochitest/chrome/test_sanitySpawnTask.xul b/testing/mochitest/chrome/test_sanitySpawnTask.xul
new file mode 100644
index 000000000..d3f0ccc1f
--- /dev/null
+++ b/testing/mochitest/chrome/test_sanitySpawnTask.xul
@@ -0,0 +1,70 @@
+<?xml version="1.0"?>
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<window title="Test spawnTawk function"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SpawnTask.js"/>
+  <script type="application/javascript">
+  <![CDATA[
+    SimpleTest.waitForExplicitFinish();
+
+    var externalGeneratorFunction = function* () {
+      return 8;
+    };
+
+    var nestedFunction = function* () {
+      return yield function* () {
+        return yield function* () {
+          return yield function* () {
+            return yield Promise.resolve(9);
+          }();
+        }();
+      }();
+    }
+
+    var variousTests = function* () {
+      var val1 = yield [Promise.resolve(1), Promise.resolve(2), Promise.resolve(3)];
+      is(val1.join(""), "123", "Array of promises -> Promise.all");
+      var val2 = yield Promise.resolve(2);
+      is(val2, 2, "Resolved promise yields value.");
+      var val3 = yield function* () { return 3; };
+      is(val3, 3, "Generator functions are spawned.");
+      //var val4 = yield function () { return 4; };
+      //is(val4, 4, "Plain functions run and return.");
+      var val5 = yield (function* () { return 5; }());
+      is(val5, 5, "Generators are spawned.");
+      try {
+        var val6 = yield Promise.reject(Error("error6"));
+        ok(false, "Shouldn't reach this line.");
+      } catch (error) {
+        is(error.message, "error6", "Rejected promise throws error.");
+      }
+      try {
+        var val7 = yield function* () { throw Error("error7"); };
+        ok(false, "Shouldn't reach this line.");
+      } catch (error) {
+        is(error.message, "error7", "Thrown error propagates.");
+      }
+      var val8 = yield externalGeneratorFunction();
+      is(val8, 8, "External generator also spawned.");
+      var val9 = yield nestedFunction();
+      is(val9, 9, "Nested generator functions work.");
+      return 10;
+    };
+
+    spawn_task(variousTests).then(function(result) {
+      is(result, 10, "spawn_task(...) returns promise");
+      SimpleTest.finish();
+    });
+    ]]>
+  </script>
+
+  <body xmlns="http://www.w3.org/1999/xhtml" >
+  </body>
+</window>