@Test // SPR-12960 public void filterWriterWithDisabledCaching() throws Exception { final MockHttpServletRequest request = new MockHttpServletRequest("GET", "/hotels"); MockHttpServletResponse response = new MockHttpServletResponse(); final byte[] responseBody = "Hello World".getBytes("UTF-8"); FilterChain filterChain = (filterRequest, filterResponse) -> { assertEquals("Invalid request passed", request, filterRequest); ((HttpServletResponse) filterResponse).setStatus(HttpServletResponse.SC_OK); FileCopyUtils.copy(responseBody, filterResponse.getOutputStream()); }; ShallowEtagHeaderFilter.disableContentCaching(request); this.filter.doFilter(request, response, filterChain); assertEquals(200, response.getStatus()); assertNull(response.getHeader("ETag")); assertArrayEquals(responseBody, response.getContentAsByteArray()); }
@Test public void filterNoMatch() throws Exception { final MockHttpServletRequest request = new MockHttpServletRequest("GET", "/hotels"); MockHttpServletResponse response = new MockHttpServletResponse(); final byte[] responseBody = "Hello World".getBytes("UTF-8"); FilterChain filterChain = (filterRequest, filterResponse) -> { assertEquals("Invalid request passed", request, filterRequest); ((HttpServletResponse) filterResponse).setStatus(HttpServletResponse.SC_OK); FileCopyUtils.copy(responseBody, filterResponse.getOutputStream()); }; filter.doFilter(request, response, filterChain); assertEquals("Invalid status", 200, response.getStatus()); assertEquals("Invalid ETag header", "\"0b10a8db164e0754105b7a99be72e3fe5\"", response.getHeader("ETag")); assertTrue("Invalid Content-Length header", response.getContentLength() > 0); assertArrayEquals("Invalid content", responseBody, response.getContentAsByteArray()); }
@Test public void filterSendError() throws Exception { final MockHttpServletRequest request = new MockHttpServletRequest("GET", "/hotels"); MockHttpServletResponse response = new MockHttpServletResponse(); final byte[] responseBody = "Hello World".getBytes("UTF-8"); FilterChain filterChain = (filterRequest, filterResponse) -> { assertEquals("Invalid request passed", request, filterRequest); response.setContentLength(100); FileCopyUtils.copy(responseBody, filterResponse.getOutputStream()); ((HttpServletResponse) filterResponse).sendError(HttpServletResponse.SC_FORBIDDEN); }; filter.doFilter(request, response, filterChain); assertEquals("Invalid status", 403, response.getStatus()); assertNull("Invalid ETag header", response.getHeader("ETag")); assertEquals("Invalid Content-Length header", 100, response.getContentLength()); assertArrayEquals("Invalid content", responseBody, response.getContentAsByteArray()); }
@Test public void filterFlushResponse() throws Exception { final MockHttpServletRequest request = new MockHttpServletRequest("GET", "/hotels"); MockHttpServletResponse response = new MockHttpServletResponse(); final byte[] responseBody = "Hello World".getBytes("UTF-8"); FilterChain filterChain = (filterRequest, filterResponse) -> { assertEquals("Invalid request passed", request, filterRequest); ((HttpServletResponse) filterResponse).setStatus(HttpServletResponse.SC_OK); FileCopyUtils.copy(responseBody, filterResponse.getOutputStream()); filterResponse.flushBuffer(); }; filter.doFilter(request, response, filterChain); assertEquals("Invalid status", 200, response.getStatus()); assertEquals("Invalid ETag header", "\"0b10a8db164e0754105b7a99be72e3fe5\"", response.getHeader("ETag")); assertTrue("Invalid Content-Length header", response.getContentLength() > 0); assertArrayEquals("Invalid content", responseBody, response.getContentAsByteArray()); }
@Test public void filterNoMatchWeakETag() throws Exception { this.filter.setWriteWeakETag(true); final MockHttpServletRequest request = new MockHttpServletRequest("GET", "/hotels"); MockHttpServletResponse response = new MockHttpServletResponse(); final byte[] responseBody = "Hello World".getBytes("UTF-8"); FilterChain filterChain = (filterRequest, filterResponse) -> { assertEquals("Invalid request passed", request, filterRequest); ((HttpServletResponse) filterResponse).setStatus(HttpServletResponse.SC_OK); FileCopyUtils.copy(responseBody, filterResponse.getOutputStream()); }; filter.doFilter(request, response, filterChain); assertEquals("Invalid status", 200, response.getStatus()); assertEquals("Invalid ETag header", "W/\"0b10a8db164e0754105b7a99be72e3fe5\"", response.getHeader("ETag")); assertTrue("Invalid Content-Length header", response.getContentLength() > 0); assertArrayEquals("Invalid content", responseBody, response.getContentAsByteArray()); }
@Test public void filterSendErrorMessage() throws Exception { final MockHttpServletRequest request = new MockHttpServletRequest("GET", "/hotels"); MockHttpServletResponse response = new MockHttpServletResponse(); final byte[] responseBody = "Hello World".getBytes("UTF-8"); FilterChain filterChain = (filterRequest, filterResponse) -> { assertEquals("Invalid request passed", request, filterRequest); response.setContentLength(100); FileCopyUtils.copy(responseBody, filterResponse.getOutputStream()); ((HttpServletResponse) filterResponse).sendError(HttpServletResponse.SC_FORBIDDEN, "ERROR"); }; filter.doFilter(request, response, filterChain); assertEquals("Invalid status", 403, response.getStatus()); assertNull("Invalid ETag header", response.getHeader("ETag")); assertEquals("Invalid Content-Length header", 100, response.getContentLength()); assertArrayEquals("Invalid content", responseBody, response.getContentAsByteArray()); assertEquals("Invalid error message", "ERROR", response.getErrorMessage()); }
@Test public void filterWriter() throws Exception { final MockHttpServletRequest request = new MockHttpServletRequest("GET", "/hotels"); String etag = "\"0b10a8db164e0754105b7a99be72e3fe5\""; request.addHeader("If-None-Match", etag); MockHttpServletResponse response = new MockHttpServletResponse(); FilterChain filterChain = (filterRequest, filterResponse) -> { assertEquals("Invalid request passed", request, filterRequest); ((HttpServletResponse) filterResponse).setStatus(HttpServletResponse.SC_OK); String responseBody = "Hello World"; FileCopyUtils.copy(responseBody, filterResponse.getWriter()); }; filter.doFilter(request, response, filterChain); assertEquals("Invalid status", 304, response.getStatus()); assertEquals("Invalid ETag header", "\"0b10a8db164e0754105b7a99be72e3fe5\"", response.getHeader("ETag")); assertFalse("Response has Content-Length header", response.containsHeader("Content-Length")); assertArrayEquals("Invalid content", new byte[0], response.getContentAsByteArray()); }
@Test public void filterSendRedirect() throws Exception { final MockHttpServletRequest request = new MockHttpServletRequest("GET", "/hotels"); MockHttpServletResponse response = new MockHttpServletResponse(); final byte[] responseBody = "Hello World".getBytes("UTF-8"); FilterChain filterChain = (filterRequest, filterResponse) -> { assertEquals("Invalid request passed", request, filterRequest); response.setContentLength(100); FileCopyUtils.copy(responseBody, filterResponse.getOutputStream()); ((HttpServletResponse) filterResponse).sendRedirect("http://www.google.com"); }; filter.doFilter(request, response, filterChain); assertEquals("Invalid status", 302, response.getStatus()); assertNull("Invalid ETag header", response.getHeader("ETag")); assertEquals("Invalid Content-Length header", 100, response.getContentLength()); assertArrayEquals("Invalid content", responseBody, response.getContentAsByteArray()); assertEquals("Invalid redirect URL", "http://www.google.com", response.getRedirectedUrl()); }
@Test public void filterMatch() throws Exception { final MockHttpServletRequest request = new MockHttpServletRequest("GET", "/hotels"); String etag = "\"0b10a8db164e0754105b7a99be72e3fe5\""; request.addHeader("If-None-Match", etag); MockHttpServletResponse response = new MockHttpServletResponse(); FilterChain filterChain = (filterRequest, filterResponse) -> { assertEquals("Invalid request passed", request, filterRequest); byte[] responseBody = "Hello World".getBytes("UTF-8"); FileCopyUtils.copy(responseBody, filterResponse.getOutputStream()); filterResponse.setContentLength(responseBody.length); }; filter.doFilter(request, response, filterChain); assertEquals("Invalid status", 304, response.getStatus()); assertEquals("Invalid ETag header", "\"0b10a8db164e0754105b7a99be72e3fe5\"", response.getHeader("ETag")); assertFalse("Response has Content-Length header", response.containsHeader("Content-Length")); assertArrayEquals("Invalid content", new byte[0], response.getContentAsByteArray()); }
@Test public void filterMatchWeakEtag() throws Exception { final MockHttpServletRequest request = new MockHttpServletRequest("GET", "/hotels"); String etag = "\"0b10a8db164e0754105b7a99be72e3fe5\""; request.addHeader("If-None-Match", "W/" + etag); MockHttpServletResponse response = new MockHttpServletResponse(); FilterChain filterChain = (filterRequest, filterResponse) -> { assertEquals("Invalid request passed", request, filterRequest); byte[] responseBody = "Hello World".getBytes("UTF-8"); FileCopyUtils.copy(responseBody, filterResponse.getOutputStream()); filterResponse.setContentLength(responseBody.length); }; filter.doFilter(request, response, filterChain); assertEquals("Invalid status", 304, response.getStatus()); assertEquals("Invalid ETag header", "\"0b10a8db164e0754105b7a99be72e3fe5\"", response.getHeader("ETag")); assertFalse("Response has Content-Length header", response.containsHeader("Content-Length")); assertArrayEquals("Invalid content", new byte[0], response.getContentAsByteArray()); }