Java tutorial
/** * Copyright 2014 the original author or authors. * * 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 com.javaetmoi.core.mvc.tag; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertNotNull; import java.io.StringWriter; import java.util.HashMap; import java.util.Map; import javax.servlet.jsp.JspException; import javax.validation.constraints.Max; import javax.validation.constraints.Min; import javax.validation.constraints.NotNull; import javax.validation.constraints.Size; import org.hibernate.validator.constraints.Email; import org.hibernate.validator.constraints.NotEmpty; import org.hibernate.validator.constraints.URL; import org.junit.Before; import org.junit.Test; import org.springframework.mock.web.MockHttpServletRequest; import org.springframework.mock.web.MockHttpServletResponse; import org.springframework.mock.web.MockPageContext; import org.springframework.mock.web.MockServletContext; import org.springframework.web.context.support.StaticWebApplicationContext; import org.springframework.web.servlet.DispatcherServlet; import org.springframework.web.servlet.LocaleResolver; import org.springframework.web.servlet.ThemeResolver; import org.springframework.web.servlet.i18n.AcceptHeaderLocaleResolver; import org.springframework.web.servlet.support.JspAwareRequestContext; import org.springframework.web.servlet.tags.RequestContextAwareTag; import org.springframework.web.servlet.tags.form.FormTag; import org.springframework.web.servlet.tags.form.TagWriter; import org.springframework.web.servlet.theme.FixedThemeResolver; import com.javaetmoi.core.mvc.tag.Html5InputTag; public class TestHtml5InputTag { private Html5InputTag inputTag; private StringWriter writer; private MockPageContext pageContext; private FormTag formTag; TagWriter tagWriter; @Before public void setUp() { writer = new StringWriter(); formTag = new FormTag(); tagWriter = new TagWriter(writer); inputTag = new Html5InputTag() { @Override protected TagWriter createTagWriter() { return tagWriter; } }; inputTag.setParent(formTag); pageContext = createAndPopulatePageContext(null); inputTag.setPageContext(pageContext); } @Test public void writeMaxLengthFromSizeMaxConstraint() throws JspException { inputTag.setPath("pet.name"); Map<String, Object> model = new HashMap<String, Object>(); Pet pet = new Pet(); pet.name = "Medor"; model.put("pet", pet); pageContext = createAndPopulatePageContext(model); inputTag.setPageContext(pageContext); inputTag.doStartTag(); assertNotNull(writer.toString()); assertEquals("<input id=\"name\" name=\"name\" type=\"text\" value=\"Medor\" maxlength=\"40\"/>", writer.toString()); } @Test public void writeMaxLengthFromTagValue() throws JspException { inputTag.setPath("pet.name"); inputTag.setMaxlength("20"); Map<String, Object> model = new HashMap<String, Object>(); Pet pet = new Pet(); pet.name = "Medor"; model.put("pet", pet); pageContext = createAndPopulatePageContext(model); inputTag.setPageContext(pageContext); inputTag.doStartTag(); assertNotNull(writer.toString()); assertEquals("<input id=\"name\" name=\"name\" type=\"text\" value=\"Medor\" maxlength=\"20\"/>", writer.toString()); } @Test public void writeRequiredFromNotEmptyTag() throws JspException { inputTag.setPath("pet.surname"); Map<String, Object> model = new HashMap<String, Object>(); Pet pet = new Pet(); pet.surname = "med"; model.put("pet", pet); pageContext = createAndPopulatePageContext(model); inputTag.setPageContext(pageContext); inputTag.doStartTag(); assertNotNull(writer.toString()); assertEquals("<input id=\"surname\" name=\"surname\" type=\"text\" value=\"med\" required=\"required\"/>", writer.toString()); } @Test public void writeRequiredFromNotNullTag() throws JspException { inputTag.setPath("pet.ownerName"); Map<String, Object> model = new HashMap<String, Object>(); Pet pet = new Pet(); pet.ownerName = "Dave"; model.put("pet", pet); pageContext = createAndPopulatePageContext(model); inputTag.setPageContext(pageContext); inputTag.doStartTag(); assertNotNull(writer.toString()); assertEquals( "<input id=\"ownerName\" name=\"ownerName\" type=\"text\" value=\"Dave\" required=\"required\"/>", writer.toString()); } @Test public void writeTypeFromEmailTag() throws JspException { inputTag.setPath("pet.ownerEmail"); Map<String, Object> model = new HashMap<String, Object>(); Pet pet = new Pet(); pet.ownerEmail = "dave@mymail.com"; model.put("pet", pet); pageContext = createAndPopulatePageContext(model); inputTag.setPageContext(pageContext); inputTag.doStartTag(); assertNotNull(writer.toString()); assertEquals("<input id=\"ownerEmail\" name=\"ownerEmail\" type=\"email\" value=\"dave@mymail.com\"/>", writer.toString()); } @Test public void writeTypeFromUrlTag() throws JspException { inputTag.setPath("pet.facebookUrl"); Map<String, Object> model = new HashMap<String, Object>(); Pet pet = new Pet(); pet.facebookUrl = "https://www.facebook.com/medor2014.378"; model.put("pet", pet); pageContext = createAndPopulatePageContext(model); inputTag.setPageContext(pageContext); inputTag.doStartTag(); assertNotNull(writer.toString()); assertEquals( "<input id=\"facebookUrl\" name=\"facebookUrl\" type=\"url\" value=\"https://www.facebook.com/medor2014.378\"/>", writer.toString()); } @Test public void writeNumberTypeAndMaxFromMaxTag() throws JspException { inputTag.setPath("pet.age"); Map<String, Object> model = new HashMap<String, Object>(); Pet pet = new Pet(); pet.age = 10; model.put("pet", pet); pageContext = createAndPopulatePageContext(model); inputTag.setPageContext(pageContext); inputTag.doStartTag(); assertNotNull(writer.toString()); assertEquals("<input id=\"age\" name=\"age\" type=\"number\" value=\"10\" max=\"30\"/>", writer.toString()); } @Test public void writeNumberTypeAndMinFromMinTag() throws JspException { inputTag.setPath("pet.weight"); Map<String, Object> model = new HashMap<String, Object>(); Pet pet = new Pet(); pet.weight = 6; model.put("pet", pet); pageContext = createAndPopulatePageContext(model); inputTag.setPageContext(pageContext); inputTag.doStartTag(); assertNotNull(writer.toString()); assertEquals("<input id=\"weight\" name=\"weight\" type=\"number\" value=\"6\" min=\"0\"/>", writer.toString()); } @Test public void writeNumberTypeFromPropertyType() throws JspException { inputTag.setPath("pet.birthYear"); Map<String, Object> model = new HashMap<String, Object>(); Pet pet = new Pet(); pet.birthYear = 2014; model.put("pet", pet); pageContext = createAndPopulatePageContext(model); inputTag.setPageContext(pageContext); inputTag.doStartTag(); assertNotNull(writer.toString()); assertEquals("<input id=\"birthYear\" name=\"birthYear\" type=\"number\" value=\"2014\"/>", writer.toString()); } protected JspAwareRequestContext getRequestContext() { return (JspAwareRequestContext) pageContext .getAttribute(RequestContextAwareTag.REQUEST_CONTEXT_PAGE_ATTRIBUTE); } protected MockPageContext createAndPopulatePageContext(Map<String, Object> model) { MockPageContext pc = createPageContext(); JspAwareRequestContext requestContext = new JspAwareRequestContext(pc, model); pc.setAttribute(RequestContextAwareTag.REQUEST_CONTEXT_PAGE_ATTRIBUTE, requestContext); return pc; } protected MockPageContext createPageContext() { MockServletContext sc = new MockServletContext(); StaticWebApplicationContext wac = new StaticWebApplicationContext(); wac.setServletContext(sc); wac.setNamespace("test"); wac.registerSingleton("validator", org.springframework.validation.beanvalidation.LocalValidatorFactoryBean.class); wac.refresh(); MockHttpServletRequest request = new MockHttpServletRequest(sc); MockHttpServletResponse response = new MockHttpServletResponse(); request.setAttribute(DispatcherServlet.WEB_APPLICATION_CONTEXT_ATTRIBUTE, wac); LocaleResolver lr = new AcceptHeaderLocaleResolver(); request.setAttribute(DispatcherServlet.LOCALE_RESOLVER_ATTRIBUTE, lr); ThemeResolver tr = new FixedThemeResolver(); request.setAttribute(DispatcherServlet.THEME_RESOLVER_ATTRIBUTE, tr); request.setAttribute(DispatcherServlet.THEME_SOURCE_ATTRIBUTE, wac); return new MockPageContext(sc, request, response); } static class Pet { @Size(max = 40) String name; @NotEmpty String surname; @NotNull String ownerName; @Email String ownerEmail; @URL String facebookUrl; @Max(value = 30) Integer age; @Min(value = 0) Integer weight; Integer birthYear; public String getName() { return name; } public void setName(String name) { this.name = name; } public String getSurname() { return surname; } public void setSurname(String surname) { this.surname = surname; } public String getOwnerName() { return ownerName; } public void setOwnerName(String ownerName) { this.ownerName = ownerName; } public String getOwnerEmail() { return ownerEmail; } public void setOwnerEmail(String ownerEmail) { this.ownerEmail = ownerEmail; } public String getFacebookUrl() { return facebookUrl; } public void setFacebookUrl(String facebookUrl) { this.facebookUrl = facebookUrl; } public Integer getAge() { return age; } public void setAge(Integer age) { this.age = age; } public Integer getWeight() { return weight; } public void setWeight(Integer weight) { this.weight = weight; } public Integer getBirthYear() { return birthYear; } public void setBirthYear(Integer birthYear) { this.birthYear = birthYear; } } }