spring CheckboxTagTests 源码

2022-08-08
浏览 (400)

spring CheckboxTagTests 代码

文件路径：/spring-webmvc/src/test/java/org/springframework/web/servlet/tags/form/CheckboxTagTests.java

/*
 * Copyright 2002-2021 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
 *
 *      https://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 org.springframework.web.servlet.tags.form;

import java.beans.PropertyEditorSupport;
import java.io.StringReader;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;

import jakarta.servlet.jsp.JspException;
import jakarta.servlet.jsp.tagext.Tag;
import org.dom4j.Document;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;
import org.junit.jupiter.api.Test;

import org.springframework.beans.propertyeditors.StringTrimmerEditor;
import org.springframework.beans.testfixture.beans.Colour;
import org.springframework.beans.testfixture.beans.Pet;
import org.springframework.beans.testfixture.beans.TestBean;
import org.springframework.validation.BeanPropertyBindingResult;
import org.springframework.validation.BindingResult;

import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;

/**
 * @author Rob Harrop
 * @author Juergen Hoeller
 * @author Jeremy Grelle
 */
@SuppressWarnings({ "rawtypes", "unchecked" })
class CheckboxTagTests extends AbstractFormTagTests {

	private CheckboxTag tag;

	private TestBean bean;

	@Override
	@SuppressWarnings("serial")
	protected void onSetUp() {
		this.tag = new CheckboxTag() {
			@Override
			protected TagWriter createTagWriter() {
				return new TagWriter(getWriter());
			}
		};
		this.tag.setPageContext(getPageContext());
	}

	@Test
	void withSingleValueBooleanObjectChecked() throws Exception {
		this.tag.setPath("someBoolean");
		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);
		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element rootElement = document.getRootElement();
		assertThat(rootElement.elements().size()).as("Both tag and hidden element not rendered").isEqualTo(2);
		Element checkboxElement = rootElement.elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("id").getValue()).isEqualTo("someBoolean1");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("someBoolean");
		assertThat(checkboxElement.attribute("checked").getValue()).isEqualTo("checked");
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo("true");
	}

	@Test
	void withIndexedBooleanObjectNotChecked() throws Exception {
		this.tag.setPath("someMap[key]");
		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);
		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element rootElement = document.getRootElement();
		assertThat(rootElement.elements().size()).as("Both tag and hidden element not rendered").isEqualTo(2);
		Element checkboxElement = rootElement.elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("id").getValue()).isEqualTo("someMapkey1");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("someMap[key]");
		assertThat(checkboxElement.attribute("checked").getValue()).isEqualTo("checked");
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo("true");
	}

	@Test
	void withSingleValueBooleanObjectCheckedAndDynamicAttributes() throws Exception {
		String dynamicAttribute1 = "attr1";
		String dynamicAttribute2 = "attr2";

		this.tag.setPath("someBoolean");
		this.tag.setDynamicAttribute(null, dynamicAttribute1, dynamicAttribute1);
		this.tag.setDynamicAttribute(null, dynamicAttribute2, dynamicAttribute2);

		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);
		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element rootElement = document.getRootElement();
		assertThat(rootElement.elements().size()).as("Both tag and hidden element not rendered").isEqualTo(2);
		Element checkboxElement = rootElement.elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("someBoolean");
		assertThat(checkboxElement.attribute("checked").getValue()).isEqualTo("checked");
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo("true");
		assertThat(checkboxElement.attribute(dynamicAttribute1).getValue()).isEqualTo(dynamicAttribute1);
		assertThat(checkboxElement.attribute(dynamicAttribute2).getValue()).isEqualTo(dynamicAttribute2);
	}

	@Test
	void withSingleValueBooleanChecked() throws Exception {
		this.tag.setPath("jedi");
		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);
		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("jedi");
		assertThat(checkboxElement.attribute("checked").getValue()).isEqualTo("checked");
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo("true");
	}

	@Test
	void withSingleValueBooleanObjectUnchecked() throws Exception {
		this.bean.setSomeBoolean(Boolean.FALSE);
		this.tag.setPath("someBoolean");
		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);

		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("someBoolean");
		assertThat(checkboxElement.attribute("checked")).isNull();
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo("true");
	}

	@Test
	void withSingleValueBooleanUnchecked() throws Exception {
		this.bean.setJedi(false);
		this.tag.setPath("jedi");
		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);

		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("jedi");
		assertThat(checkboxElement.attribute("checked")).isNull();
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo("true");
	}

	@Test
	void withSingleValueNull() throws Exception {
		this.bean.setName(null);
		this.tag.setPath("name");
		this.tag.setValue("Rob Harrop");
		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);

		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("name");
		assertThat(checkboxElement.attribute("checked")).isNull();
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo("Rob Harrop");
	}

	@Test
	void withSingleValueNotNull() throws Exception {
		this.bean.setName("Rob Harrop");
		this.tag.setPath("name");
		this.tag.setValue("Rob Harrop");
		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);

		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("name");
		assertThat(checkboxElement.attribute("checked").getValue()).isEqualTo("checked");
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo("Rob Harrop");
	}

	@Test
	void withSingleValueAndEditor() throws Exception {
		this.bean.setName("Rob Harrop");
		this.tag.setPath("name");
		this.tag.setValue("   Rob Harrop");
		BeanPropertyBindingResult bindingResult = new BeanPropertyBindingResult(this.bean, COMMAND_NAME);
		bindingResult.getPropertyEditorRegistry().registerCustomEditor(String.class, new StringTrimmerEditor(false));
		getPageContext().getRequest().setAttribute(BindingResult.MODEL_KEY_PREFIX + COMMAND_NAME, bindingResult);

		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);

		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("name");
		assertThat(checkboxElement.attribute("checked").getValue()).isEqualTo("checked");
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo("   Rob Harrop");
	}

	@Test
	void withMultiValueChecked() throws Exception {
		this.tag.setPath("stringArray");
		this.tag.setValue("foo");
		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);

		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("stringArray");
		assertThat(checkboxElement.attribute("checked").getValue()).isEqualTo("checked");
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo("foo");
	}

	@Test
	void withMultiValueUnchecked() throws Exception {
		this.tag.setPath("stringArray");
		this.tag.setValue("abc");
		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);

		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("stringArray");
		assertThat(checkboxElement.attribute("checked")).isNull();
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo("abc");
	}

	@Test
	void withMultiValueWithEditor() throws Exception {
		this.tag.setPath("stringArray");
		this.tag.setValue("   foo");
		BeanPropertyBindingResult bindingResult = new BeanPropertyBindingResult(this.bean, COMMAND_NAME);
		MyStringTrimmerEditor editor = new MyStringTrimmerEditor();
		bindingResult.getPropertyEditorRegistry().registerCustomEditor(String.class, editor);
		getPageContext().getRequest().setAttribute(BindingResult.MODEL_KEY_PREFIX + COMMAND_NAME, bindingResult);

		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);
		assertThat(editor.count).isEqualTo(1);

		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("stringArray");
		assertThat(checkboxElement.attribute("checked").getValue()).isEqualTo("checked");
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo("   foo");
	}

	@Test
	void withMultiValueIntegerWithEditor() throws Exception {
		this.tag.setPath("someIntegerArray");
		this.tag.setValue("   1");
		BeanPropertyBindingResult bindingResult = new BeanPropertyBindingResult(this.bean, COMMAND_NAME);
		MyIntegerEditor editor = new MyIntegerEditor();
		bindingResult.getPropertyEditorRegistry().registerCustomEditor(Integer.class, editor);
		getPageContext().getRequest().setAttribute(BindingResult.MODEL_KEY_PREFIX + COMMAND_NAME, bindingResult);

		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);
		assertThat(editor.count).isEqualTo(1);

		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("someIntegerArray");
		assertThat(checkboxElement.attribute("checked").getValue()).isEqualTo("checked");
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo("   1");
	}

	@Test
	void withCollection() throws Exception {
		this.tag.setPath("someList");
		this.tag.setValue("foo");
		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);

		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("someList");
		assertThat(checkboxElement.attribute("checked").getValue()).isEqualTo("checked");
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo("foo");
	}

	@Test
	void withObjectChecked() throws Exception {
		this.tag.setPath("date");
		this.tag.setValue(getDate());

		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);

		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("date");
		assertThat(checkboxElement.attribute("checked").getValue()).isEqualTo("checked");
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo(getDate().toString());
	}

	@Test
	void withObjectUnchecked() throws Exception {
		this.tag.setPath("date");
		Date date = new Date();
		this.tag.setValue(date);

		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);

		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("date");
		assertThat(checkboxElement.attribute("checked")).isNull();
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo(date.toString());
	}

	@Test
	void collectionOfColoursSelected() throws Exception {
		this.tag.setPath("otherColours");
		this.tag.setValue("RED");

		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);

		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("otherColours");
		assertThat(checkboxElement.attribute("checked").getValue()).isEqualTo("checked");
	}

	@Test
	void collectionOfColoursNotSelected() throws Exception {
		this.tag.setPath("otherColours");
		this.tag.setValue("PURPLE");

		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);

		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("otherColours");
		assertThat(checkboxElement.attribute("checked")).isNull();
	}

	@Test
	void collectionOfPetsAsString() throws Exception {
		this.tag.setPath("pets");
		this.tag.setValue("Spot");

		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);

		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("pets");
		assertThat(checkboxElement.attribute("checked").getValue()).isEqualTo("checked");
	}

	@Test
	void collectionOfPetsAsStringNotSelected() throws Exception {
		this.tag.setPath("pets");
		this.tag.setValue("Santa's Little Helper");

		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);

		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("pets");
		assertThat(checkboxElement.attribute("checked")).isNull();
	}

	@Test
	void collectionOfPets() throws Exception {
		this.tag.setPath("pets");
		this.tag.setValue(new Pet("Rudiger"));

		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);

		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("pets");
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo("Rudiger");
		assertThat(checkboxElement.attribute("checked").getValue()).isEqualTo("checked");
	}

	@Test
	void collectionOfPetsNotSelected() throws Exception {
		this.tag.setPath("pets");
		this.tag.setValue(new Pet("Santa's Little Helper"));

		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);

		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("pets");
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo("Santa's Little Helper");
		assertThat(checkboxElement.attribute("checked")).isNull();
	}

	@Test
	void collectionOfPetsWithEditor() throws Exception {
		this.tag.setPath("pets");
		this.tag.setValue(new ItemPet("Rudiger"));

		BeanPropertyBindingResult bindingResult = new BeanPropertyBindingResult(this.bean, COMMAND_NAME);
		PropertyEditorSupport editor = new ItemPet.CustomEditor();
		bindingResult.getPropertyEditorRegistry().registerCustomEditor(ItemPet.class, editor);
		getPageContext().getRequest().setAttribute(BindingResult.MODEL_KEY_PREFIX + COMMAND_NAME, bindingResult);

		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);

		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element checkboxElement = document.getRootElement().elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("pets");
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo("Rudiger");
		assertThat(checkboxElement.attribute("checked").getValue()).isEqualTo("checked");
	}

	@Test
	void withNullValue() throws Exception {
		this.tag.setPath("name");
		assertThatIllegalArgumentException().as("null value binding to a non-boolean").isThrownBy(
				this.tag::doStartTag);
	}

	@Test
	void hiddenElementOmittedOnDisabled() throws Exception {
		this.tag.setPath("someBoolean");
		this.tag.setDisabled(true);
		int result = this.tag.doStartTag();
		assertThat(result).isEqualTo(Tag.SKIP_BODY);
		String output = getOutput();

		// wrap the output so it is valid XML
		output = "<doc>" + output + "</doc>";

		SAXReader reader = new SAXReader();
		Document document = reader.read(new StringReader(output));
		Element rootElement = document.getRootElement();
		assertThat(rootElement.elements().size()).as("Both tag and hidden element rendered incorrectly").isEqualTo(1);
		Element checkboxElement = rootElement.elements().get(0);
		assertThat(checkboxElement.getName()).isEqualTo("input");
		assertThat(checkboxElement.attribute("type").getValue()).isEqualTo("checkbox");
		assertThat(checkboxElement.attribute("name").getValue()).isEqualTo("someBoolean");
		assertThat(checkboxElement.attribute("checked").getValue()).isEqualTo("checked");
		assertThat(checkboxElement.attribute("value").getValue()).isEqualTo("true");
	}

	@Test
	void dynamicTypeAttribute() throws JspException {
		assertThatIllegalArgumentException().isThrownBy(() ->
				this.tag.setDynamicAttribute(null, "type", "email"))
			.withMessage("Attribute type=\"email\" is not allowed");
	}


	private Date getDate() {
		Calendar cal = Calendar.getInstance();
		cal.set(Calendar.YEAR, 10);
		cal.set(Calendar.MONTH, 10);
		cal.set(Calendar.DATE, 10);
		cal.set(Calendar.HOUR, 10);
		cal.set(Calendar.MINUTE, 10);
		cal.set(Calendar.SECOND, 10);
		return cal.getTime();
	}

	@Override
	protected TestBean createTestBean() {
		List colours = new ArrayList();
		colours.add(Colour.BLUE);
		colours.add(Colour.RED);
		colours.add(Colour.GREEN);

		List pets = new ArrayList();
		pets.add(new Pet("Rudiger"));
		pets.add(new Pet("Spot"));
		pets.add(new Pet("Fluffy"));
		pets.add(new Pet("Mufty"));

		List someList = new ArrayList();
		someList.add("foo");
		someList.add("bar");

		Map someMap = new LinkedHashMap();
		someMap.put("key", Boolean.TRUE);

		this.bean = new TestBean();
		this.bean.setDate(getDate());
		this.bean.setName("Rob Harrop");
		this.bean.setJedi(true);
		this.bean.setSomeBoolean(Boolean.TRUE);
		this.bean.setStringArray(new String[] {"bar", "foo"});
		this.bean.setSomeIntegerArray(new Integer[] {2, 1});
		this.bean.setOtherColours(colours);
		this.bean.setPets(pets);
		this.bean.setSomeList(someList);
		this.bean.setSomeMap(someMap);
		return this.bean;
	}


	private class MyStringTrimmerEditor extends StringTrimmerEditor {

		public int count = 0;

		public MyStringTrimmerEditor() {
			super(false);
		}

		@Override
		public void setAsText(String text) {
			this.count++;
			super.setAsText(text);
		}
	}


	private class MyIntegerEditor extends PropertyEditorSupport {

		public int count = 0;

		@Override
		public void setAsText(String text) {
			this.count++;
			setValue(Integer.valueOf(text.trim()));
		}
	}

}

相关信息

spring 源码目录

相关文章

spring AbstractFormTagTests 源码

spring AbstractHtmlElementTagTests 源码

spring ButtonTagTests 源码

spring CheckboxesTagTests 源码

spring Country 源码

spring ErrorsTagTests 源码

spring FormTagTests 源码

spring HiddenInputTagTests 源码

spring InputTagTests 源码

spring ItemPet 源码

0 赞

所属分类： 后端技术
本文标签： Java Spring
版权声明： 原创文章如转载，请注明本文链接: https://m.seaxiang.com/blog/7fce2fd575f94dab851fb766d896827f

热门推荐

1、直接访问google.com
2、 - 优质文章
3、 gate.io
4、 harmony 鸿蒙hdc使用指导
5、 harmony 鸿蒙ArkUI组件（ArkTS）开发常见问题
6、 harmony 鸿蒙初识ArkTS语言
7、 golang
8、 flink kafka connector scan.startup.mode 的几个选项
9、 openharmony
10、 Vue中input框自动聚焦

Loading...