commandcontrollertestsuite.java

spring的源代码

				return 0;
			}
		}
		LastModifiedTestController mc = new LastModifiedTestController();
		mc.setCacheSeconds(10);
		HttpServletRequest request = new MockHttpServletRequest(null, "GET", "/ok.html");
		MockHttpServletResponse response = new MockHttpServletResponse();
		mc.handleRequest(request, response);
		assertTrue("Correct expires header", response.getHeader("Expires") != null);
		assertTrue("Correct cache control", response.getHeader("Cache-Control").equals("max-age=10, must-revalidate"));
	}

	public void testCachingWithCustomCacheForSecondsCall() throws Exception {
		TestController mc = new TestController() {
			protected ModelAndView handle(HttpServletRequest request, HttpServletResponse response, Object command, BindException errors) {
				cacheForSeconds(response, 5);
				return super.handle(request, response, command, errors);
			}
		};
		HttpServletRequest request = new MockHttpServletRequest(null, "GET", "/ok.html");
		MockHttpServletResponse response = new MockHttpServletResponse();
		mc.handleRequest(request, response);
		assertTrue("Correct expires header", response.getHeader("Expires") != null);
		assertTrue("Correct cache control", response.getHeader("Cache-Control").equals("max-age=5"));
	}

	public void testCachingWithCustomApplyCacheSecondsCall1() throws Exception {
		TestController mc = new TestController() {
			protected ModelAndView handle(HttpServletRequest request, HttpServletResponse response, Object command, BindException errors) {
				applyCacheSeconds(response, 5);
				return super.handle(request, response, command, errors);
			}
		};
		HttpServletRequest request = new MockHttpServletRequest(null, "GET", "/ok.html");
		MockHttpServletResponse response = new MockHttpServletResponse();
		mc.handleRequest(request, response);
		assertTrue("Correct expires header", response.getHeader("Expires") != null);
		assertTrue("Correct cache control", response.getHeader("Cache-Control").equals("max-age=5"));
	}

	public void testCachingWithCustomApplyCacheSecondsCall2() throws Exception {
		TestController mc = new TestController() {
			protected ModelAndView handle(HttpServletRequest request, HttpServletResponse response, Object command, BindException errors) {
				applyCacheSeconds(response, 0);
				return super.handle(request, response, command, errors);
			}
		};
		HttpServletRequest request = new MockHttpServletRequest(null, "GET", "/ok.html");
		MockHttpServletResponse response = new MockHttpServletResponse();
		mc.handleRequest(request, response);
		assertTrue("Correct expires header", response.getHeader("Expires").equals("" + 1L));
		assertTrue("Correct cache control", response.getHeader("Cache-Control").equals("no-cache"));
	}

	public void testCachingWithCustomApplyCacheSecondsCall3() throws Exception {
		TestController mc = new TestController() {
			protected ModelAndView handle(HttpServletRequest request, HttpServletResponse response, Object command, BindException errors) {
				applyCacheSeconds(response, -1);
				return super.handle(request, response, command, errors);
			}
		};
		HttpServletRequest request = new MockHttpServletRequest(null, "GET", "/ok.html");
		MockHttpServletResponse response = new MockHttpServletResponse();
		mc.handleRequest(request, response);
		assertTrue("No expires header", response.getHeader("Expires") == null);
		assertTrue("No cache control", response.getHeader("Cache-Control") == null);
	}

	public void testCustomDateEditorWithAllowEmpty() throws Exception {
		final DateFormat df = DateFormat.getDateInstance(DateFormat.MEDIUM, Locale.GERMAN);
		TestController mc = new TestController() {
			protected void initBinder(HttpServletRequest request, ServletRequestDataBinder binder) {
				binder.registerCustomEditor(Date.class, new CustomDateEditor(df, true));
			}
		};

		MockHttpServletRequest request = new MockHttpServletRequest(null, "GET", "/welcome.html");
		request.addParameter("date", "1.5.2003");
		MockHttpServletResponse response = new MockHttpServletResponse();
		ModelAndView mv = mc.handleRequest(request, response);
		TestBean tb = (TestBean) mv.getModel().get("command");
		Errors errors = (Errors) mv.getModel().get("errors");
		assertTrue("No field error", !errors.hasFieldErrors("date"));
		assertTrue("Correct date property", df.parse("1.5.2003").equals(tb.getDate()));
		assertTrue("Correct date value", "01.05.2003".equals(errors.getFieldValue("date")));

		request = new MockHttpServletRequest(null, "GET", "/welcome.html");
		request.addParameter("date", "");
		response = new MockHttpServletResponse();
		mv = mc.handleRequest(request, response);
		tb = (TestBean) mv.getModel().get("command");
		errors = (Errors) mv.getModel().get("errors");
		assertTrue("No field error", !errors.hasFieldErrors("date"));
		assertTrue("Correct date property", tb.getDate() == null);
		assertTrue("Correct date value", errors.getFieldValue("date") == null);
	}

	public void testCustomDateEditorWithoutAllowEmpty() throws Exception {
		final DateFormat df = DateFormat.getDateInstance(DateFormat.MEDIUM, Locale.GERMAN);
		TestController mc = new TestController() {
			protected void initBinder(HttpServletRequest request, ServletRequestDataBinder binder) {
				binder.registerCustomEditor(Date.class, new CustomDateEditor(df, false));
			}
		};

		MockHttpServletRequest request = new MockHttpServletRequest(null, "GET", "/welcome.html");
		request.addParameter("date", "1.5.2003");
		MockHttpServletResponse response = new MockHttpServletResponse();
		ModelAndView mv = mc.handleRequest(request, response);
		TestBean tb = (TestBean) mv.getModel().get("command");
		Errors errors = (Errors) mv.getModel().get("errors");
		assertTrue("No field error", !errors.hasFieldErrors("date"));
		assertTrue("Correct date property", df.parse("1.5.2003").equals(tb.getDate()));
		assertTrue("Correct date value", "01.05.2003".equals(errors.getFieldValue("date")));

		request = new MockHttpServletRequest(null, "GET", "/welcome.html");
		request.addParameter("date", "");
		response = new MockHttpServletResponse();
		mv = mc.handleRequest(request, response);
		tb = (TestBean) mv.getModel().get("command");
		errors = (Errors) mv.getModel().get("errors");
		assertTrue("Has field error", errors.hasFieldErrors("date"));
		assertTrue("Correct date property", tb.getDate() != null);
		assertTrue("Correct date value", errors.getFieldValue("date") != null);
	}

	public void testCustomNumberEditorWithAllowEmpty() throws Exception {
		final NumberFormat nf = NumberFormat.getNumberInstance(Locale.GERMAN);

		TestController mc = new TestController() {
			protected void initBinder(HttpServletRequest request, ServletRequestDataBinder binder) {
				binder.registerCustomEditor(Float.class, new CustomNumberEditor(Float.class, nf, true));
			}
		};

		MockHttpServletRequest request = new MockHttpServletRequest(null, "GET", "/welcome.html");
		request.addParameter("myFloat", "5,1");
		MockHttpServletResponse response = new MockHttpServletResponse();
		ModelAndView mv = mc.handleRequest(request, response);
		TestBean tb = (TestBean) mv.getModel().get("command");
		Errors errors = (Errors) mv.getModel().get("errors");
		assertTrue("No field error", !errors.hasFieldErrors("myFloat"));
		assertTrue("Correct float property", (new Float(5.1)).equals(tb.getMyFloat()));
		assertTrue("Correct float value", "5,1".equals(errors.getFieldValue("myFloat")));

		request = new MockHttpServletRequest(null, "GET", "/welcome.html");
		request.addParameter("myFloat", "");
		response = new MockHttpServletResponse();
		mv = mc.handleRequest(request, response);
		tb = (TestBean) mv.getModel().get("command");
		errors = (Errors) mv.getModel().get("errors");
		assertTrue("No field error", !errors.hasFieldErrors("myFloat"));
		assertTrue("Correct float property", tb.getMyFloat() == null);
		assertTrue("Correct float value", errors.getFieldValue("myFloat") == null);
	}

	public void testCustomNumberEditorWithoutAllowEmpty() throws Exception {
		final NumberFormat nf = NumberFormat.getNumberInstance(Locale.GERMAN);

		TestController mc = new TestController() {
			protected void initBinder(HttpServletRequest request, ServletRequestDataBinder binder) {
				binder.registerCustomEditor(Float.class, new CustomNumberEditor(Float.class, nf, false));
			}
		};

		MockHttpServletRequest request = new MockHttpServletRequest(null, "GET", "/welcome.html");
		request.addParameter("myFloat", "5,1");
		MockHttpServletResponse response = new MockHttpServletResponse();
		ModelAndView mv = mc.handleRequest(request, response);
		TestBean tb = (TestBean) mv.getModel().get("command");
		Errors errors = (Errors) mv.getModel().get("errors");
		assertTrue("No field error", !errors.hasFieldErrors("myFloat"));
		assertTrue("Correct float property", (new Float(5.1)).equals(tb.getMyFloat()));
		assertTrue("Correct float value", "5,1".equals(errors.getFieldValue("myFloat")));

		request = new MockHttpServletRequest(null, "GET", "/welcome.html");
		request.addParameter("myFloat", "");
		response = new MockHttpServletResponse();
		mv = mc.handleRequest(request, response);
		tb = (TestBean) mv.getModel().get("command");
		errors = (Errors) mv.getModel().get("errors");
		assertTrue("Has field error", errors.hasFieldErrors("myFloat"));
		assertTrue("Correct float property", tb.getMyFloat() != null);
		assertTrue("Correct float value", errors.getFieldValue("myFloat") != null);
	}


	private static class TestController extends AbstractCommandController {
		
		private TestController() {
			super(TestBean.class, "person");
		}
		
		protected ModelAndView handle(HttpServletRequest request,	HttpServletResponse response,	Object command,	BindException errors) {
			Map m = new HashMap();
			assertTrue("Command not null", command != null);
			assertTrue("errors not null", errors != null);
			m.put("errors", errors);
			m.put("command", command);
			return new ModelAndView(request.getServletPath(), m);
		}
	}

}