diff --git a/test/unit/bind-elements.html b/test/unit/bind-elements.html
index 4b8d4f7d..1a49716c 100644
--- a/test/unit/bind-elements.html
+++ b/test/unit/bind-elements.html
@@ -13,7 +13,9 @@
     style$="{{boundStyle}}"
     data-id$="{{dataSetId}}"
     custom-event-value="{{customEventValue::custom}}"
-    custom-event-object-value="{{customEventObject.value::change}}">
+    custom-event-object-value="{{customEventObject.value::change}}"
+    computed-from-mixed-literals='{{computeFromLiterals(3, "foo", bool)}}'
+    >
     Test
     </div>
     <span id="boundText">{{text}}</span>
@@ -82,7 +84,7 @@
       }
     },
     observers: [
-      'multipleDepChangeHandler(dep1 dep2 dep3)',
+      'multipleDepChangeHandler(dep1, dep2, dep3)',
       'customEventObjectValueChanged(customEventObject.value)'
     ],
     created: function() {
@@ -184,6 +186,11 @@
       assert.equal(arguments.length, 1, 'observer argument length wrong');
       assert.equal(val, this.customEventObject.value, 'observer value argument wrong');
       // note, no `old` argument for path observers
+    },
+    computeFromLiterals: function(num, str) {
+      assert.equal(num, 3);
+      assert.equal(str, 'foo');
+      return num + str;
     }
   });
 </script>
diff --git a/test/unit/bind.html b/test/unit/bind.html
index f221931e..c541ae5c 100644
--- a/test/unit/bind.html
+++ b/test/unit/bind.html
@@ -138,6 +138,11 @@ suite('single-element binding effects', function() {
     assert.equal(el.observerCounts.computedFromMultipleValuesChanged, 1, 'observer not called');
   });
 
+  test('computed annotation with literals', function() {
+    el.bool = true;
+    assert.equal(el.$.boundChild.computedFromMixedLiterals, '3foo', 'Wrong result from literal arg computation');
+  });
+
   test('no read-only observer called with assignment', function() {
     el.readolyvalue = 46;
     assert.equal(el.observerCounts.readonlyvalueChanged, 0, 'observer should not be called for readOnly prop assignment');