public void EndFormWritesCloseTag() {
// Arrange
Mock<ViewContext> mockViewContext = new Mock<ViewContext>();
mockViewContext.Expect(c => c.HttpContext.Response.Write("</form>")).Verifiable();
HtmlHelper htmlHelper = new HtmlHelper(mockViewContext.Object, new Mock<IViewDataContainer>().Object, new RouteCollection());
// Act
htmlHelper.EndForm();
// Assert
mockViewContext.Verify();
}