ErrorPageFilterTests.java 文件源码

@Test
public void responseUncommittedWithoutErrorPage() throws Exception {
    this.chain = new MockFilterChain() {
        @Override
        public void doFilter(ServletRequest request, ServletResponse response)
                throws IOException, ServletException {
            ((HttpServletResponse) response).sendError(400, "BAD");
            super.doFilter(request, response);
        }
    };
    this.filter.doFilter(this.request, this.response, this.chain);
    assertThat(this.chain.getRequest()).isEqualTo(this.request);
    assertThat(((HttpServletResponseWrapper) this.chain.getResponse()).getResponse())
            .isEqualTo(this.response);
    assertThat(((HttpServletResponseWrapper) this.chain.getResponse()).getStatus())
            .isEqualTo(400);
    assertThat(this.response.getForwardedUrl()).isNull();
    assertThat(this.response.isCommitted()).isTrue();
}