Java tutorial
/* * Copyright 2014,2015 agwlvssainokuni * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package cherry.foundation.validator; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertNull; import java.util.HashMap; import java.util.Map; import lombok.Getter; import lombok.Setter; import org.junit.Test; import org.junit.runner.RunWith; import org.springframework.beans.MutablePropertyValues; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.core.convert.ConversionService; import org.springframework.test.context.ContextConfiguration; import org.springframework.test.context.junit4.SpringJUnit4ClassRunner; import org.springframework.validation.BindingResult; import org.springframework.validation.Validator; import org.springframework.web.bind.WebDataBinder; @RunWith(SpringJUnit4ClassRunner.class) @ContextConfiguration(locations = "classpath:config/applicationContext-test.xml") public class MinLengthValidatorTest { @Autowired private ConversionService conversionService; @Autowired private Validator validator; @Test public void testOK() { Map<String, String> val = new HashMap<>(); val.put("val0", null); val.put("val1", ""); val.put("val2", "1"); val.put("val3", "12345"); val.put("val4", "123456"); TestDto dto = new TestDto(); WebDataBinder binder = new WebDataBinder(dto); binder.setConversionService(conversionService); binder.addValidators(validator); binder.bind(new MutablePropertyValues(val)); binder.validate(); BindingResult result = binder.getBindingResult(); assertEquals(0, result.getErrorCount()); assertNull(dto.getVal0()); assertEquals("", dto.getVal1()); assertEquals("1", dto.getVal2()); assertEquals("12345", dto.getVal3()); assertEquals("123456", dto.getVal4()); } @Test public void testNG() { Map<String, String> val = new HashMap<>(); val.put("val3", "1234"); val.put("val4", "123"); TestDto dto = new TestDto(); WebDataBinder binder = new WebDataBinder(dto); binder.setConversionService(conversionService); binder.addValidators(validator); binder.bind(new MutablePropertyValues(val)); binder.validate(); BindingResult result = binder.getBindingResult(); assertEquals(2, result.getErrorCount()); } @Getter @Setter public static class TestDto { @MinLength(1) private String val0; @MinLength(1) private String val1; @MinLength(1) private String val2; @MinLength(5) private String val3; @MinLength(5) private String val4; } }