clude
      unescaped = actual.replace(/\\/g, '');
      assert.include(unescaped, url);
    } else {
      propertyName = '--mixin2';
      actual = ShadyCSS.ScopingShim.getComputedStyleValue(e, propertyName);
      unescaped = actual.replace(/\\/g, '');
      assert.include(unescaped, url);
    }
  });

  test('variable mixins inherit and override', function() {
    var e = styled.$.child;
    assertComputed(e.$.mixin1, '1px');
    assertComputed(e.$.mixin2, '3px');
    assertComputed(e.$.mixin3, '2px');
