spring HiddenInputTagTests 源码
spring HiddenInputTagTests 代码
文件路径:/spring-webmvc/src/test/java/org/springframework/web/servlet/tags/form/HiddenInputTagTests.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 jakarta.servlet.jsp.JspException;
import jakarta.servlet.jsp.tagext.Tag;
import org.junit.jupiter.api.Test;
import org.springframework.beans.testfixture.beans.TestBean;
import org.springframework.validation.BeanPropertyBindingResult;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;
/**
* @author Rob Harrop
*/
class HiddenInputTagTests extends AbstractFormTagTests {
private HiddenInputTag tag;
private TestBean bean;
@Override
@SuppressWarnings("serial")
protected void onSetUp() {
this.tag = new HiddenInputTag() {
@Override
protected TagWriter createTagWriter() {
return new TagWriter(getWriter());
}
};
this.tag.setPageContext(getPageContext());
}
@Test
void render() throws Exception {
this.tag.setPath("name");
int result = this.tag.doStartTag();
assertThat(result).isEqualTo(Tag.SKIP_BODY);
String output = getOutput();
assertTagOpened(output);
assertTagClosed(output);
assertContainsAttribute(output, "type", "hidden");
assertContainsAttribute(output, "value", "Sally Greenwood");
assertAttributeNotPresent(output, "disabled");
}
@Test
void withCustomBinder() throws Exception {
this.tag.setPath("myFloat");
BeanPropertyBindingResult errors = new BeanPropertyBindingResult(this.bean, COMMAND_NAME);
errors.getPropertyAccessor().registerCustomEditor(Float.class, new SimpleFloatEditor());
exposeBindingResult(errors);
assertThat(this.tag.doStartTag()).isEqualTo(Tag.SKIP_BODY);
String output = getOutput();
assertTagOpened(output);
assertTagClosed(output);
assertContainsAttribute(output, "type", "hidden");
assertContainsAttribute(output, "value", "12.34f");
}
@Test
void dynamicTypeAttribute() throws JspException {
assertThatIllegalArgumentException().isThrownBy(() ->
this.tag.setDynamicAttribute(null, "type", "email"))
.withMessage("Attribute type=\"email\" is not allowed");
}
@Test
void disabledTrue() throws Exception {
this.tag.setDisabled(true);
this.tag.doStartTag();
this.tag.doEndTag();
String output = getOutput();
assertTagOpened(output);
assertTagClosed(output);
assertContainsAttribute(output, "disabled", "disabled");
}
// SPR-8661
@Test
void disabledFalse() throws Exception {
this.tag.setDisabled(false);
this.tag.doStartTag();
this.tag.doEndTag();
String output = getOutput();
assertTagOpened(output);
assertTagClosed(output);
assertAttributeNotPresent(output, "disabled");
}
private void assertTagClosed(String output) {
assertThat(output.endsWith("/>")).isTrue();
}
private void assertTagOpened(String output) {
assertThat(output.startsWith("<input ")).isTrue();
}
@Override
protected TestBean createTestBean() {
this.bean = new TestBean();
bean.setName("Sally Greenwood");
bean.setMyFloat(Float.valueOf("12.34"));
return bean;
}
}
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