public void testNoParameterValueSetWithNonDefaultParameterNameWhenHandlerMappingProvided()
throws Exception {
String param = "myParam";
ParameterHandlerMapping handlerMapping = new ParameterHandlerMapping();
handlerMapping.setParameterName(param);
ParameterMappingInterceptor interceptor = new ParameterMappingInterceptor();
interceptor.setParameterName(param);
Object handler = new Object();
MockActionRequest request = new MockActionRequest();
MockActionResponse response = new MockActionResponse();
assertNull(response.getRenderParameter(param));
boolean shouldProceed = interceptor.preHandle(request, response, handler);
assertTrue(shouldProceed);
assertNull(response.getRenderParameter(param));
}
public void testNonDefaultParameterMappedWhenHandlerMappingProvided() throws Exception {
String param = "myParam";
String value = "someValue";
ParameterHandlerMapping handlerMapping = new ParameterHandlerMapping();
handlerMapping.setParameterName(param);
ParameterMappingInterceptor interceptor = new ParameterMappingInterceptor();
interceptor.setParameterName(param);
Object handler = new Object();
MockActionRequest request = new MockActionRequest();
MockActionResponse response = new MockActionResponse();
request.setParameter(param, value);
assertNull(response.getRenderParameter(param));
boolean shouldProceed = interceptor.preHandleAction(request, response, handler);
assertTrue(shouldProceed);
assertNull(response.getRenderParameter(ParameterHandlerMapping.DEFAULT_PARAMETER_NAME));
assertNotNull(response.getRenderParameter(param));
assertEquals(value, response.getRenderParameter(param));
}