/*
* Copyright 2002-2016 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 org.springframework.web.servlet.tags;
import java.lang.reflect.Method;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.PageContext;
import javax.servlet.jsp.tagext.Tag;
import org.junit.Before;
import org.junit.Test;
import org.springframework.mock.web.test.MockHttpServletRequest;
import org.springframework.mock.web.test.MockPageContext;
import org.springframework.util.ReflectionUtils;
import static org.hamcrest.Matchers.*;
import static org.junit.Assert.*;
/**
* @author Scott Andrews
*/
public class UrlTagTests extends AbstractTagTests {
private UrlTag tag;
private MockPageContext context;
@Before
public void setUp() throws Exception {
context = createPageContext();
tag = new UrlTag();
tag.setPageContext(context);
}
@Test
public void paramSupport() {
assertThat(tag, instanceOf(ParamAware.class));
}
@Test
public void doStartTag() throws JspException {
int action = tag.doStartTag();
assertEquals(Tag.EVAL_BODY_INCLUDE, action);
}
@Test
public void doEndTag() throws JspException {
tag.setValue("url/path");
tag.doStartTag();
int action = tag.doEndTag();
assertEquals(Tag.EVAL_PAGE, action);
}
@Test
public void varDefaultScope() throws JspException {
tag.setValue("url/path");
tag.setVar("var");
tag.doStartTag();
tag.doEndTag();
assertEquals("url/path", context.getAttribute("var",
PageContext.PAGE_SCOPE));
}
@Test
public void varExplicitScope() throws JspException {
tag.setValue("url/path");
tag.setVar("var");
tag.setScope("request");
tag.doStartTag();
tag.doEndTag();
assertEquals("url/path", context.getAttribute("var",
PageContext.REQUEST_SCOPE));
}
@Test
public void setHtmlEscapeDefault() throws JspException {
tag.setValue("url/path");
tag.setVar("var");
tag.doStartTag();
Param param = new Param();
param.setName("n me");
param.setValue("v&l=e");
tag.addParam(param);
param = new Param();
param.setName("name");
param.setValue("value2");
tag.addParam(param);
tag.doEndTag();
assertEquals("url/path?n%20me=v%26l%3De&name=value2", context
.getAttribute("var"));
}
@Test
public void setHtmlEscapeFalse() throws JspException {
tag.setValue("url/path");
tag.setVar("var");
tag.setHtmlEscape(false);
tag.doStartTag();
Param param = new Param();
param.setName("n me");
param.setValue("v&l=e");
tag.addParam(param);
param = new Param();
param.setName("name");
param.setValue("value2");
tag.addParam(param);
tag.doEndTag();
assertEquals("url/path?n%20me=v%26l%3De&name=value2", context
.getAttribute("var"));
}
@Test
public void setHtmlEscapeTrue() throws JspException {
tag.setValue("url/path");
tag.setVar("var");
tag.setHtmlEscape(true);
tag.doStartTag();
Param param = new Param();
param.setName("n me");
param.setValue("v&l=e");
tag.addParam(param);
param = new Param();
param.setName("name");
param.setValue("value2");
tag.addParam(param);
tag.doEndTag();
assertEquals("url/path?n%20me=v%26l%3De&name=value2", context
.getAttribute("var"));
}
@Test
public void setJavaScriptEscapeTrue() throws JspException {
tag.setValue("url/path");
tag.setVar("var");
tag.setJavaScriptEscape(true);
tag.doStartTag();
Param param = new Param();
param.setName("n me");
param.setValue("v&l=e");
tag.addParam(param);
param = new Param();
param.setName("name");
param.setValue("value2");
tag.addParam(param);
tag.doEndTag();
assertEquals("url\\/path?n%20me=v%26l%3De&name=value2", context
.getAttribute("var"));
}
@Test
public void setHtmlAndJavaScriptEscapeTrue() throws JspException {
tag.setValue("url/path");
tag.setVar("var");
tag.setHtmlEscape(true);
tag.setJavaScriptEscape(true);
tag.doStartTag();
Param param = new Param();
param.setName("n me");
param.setValue("v&l=e");
tag.addParam(param);
param = new Param();
param.setName("name");
param.setValue("value2");
tag.addParam(param);
tag.doEndTag();
assertEquals("url\\/path?n%20me=v%26l%3De&name=value2", context
.getAttribute("var"));
}
@Test
public void createQueryStringNoParams() throws JspException {
List<Param> params = new LinkedList<>();
Set<String> usedParams = new HashSet<>();
String queryString = tag.createQueryString(params, usedParams, true);
assertEquals("", queryString);
}
@Test
public void createQueryStringOneParam() throws JspException {
List<Param> params = new LinkedList<>();
Set<String> usedParams = new HashSet<>();
Param param = new Param();
param.setName("name");
param.setValue("value");
params.add(param);
String queryString = tag.createQueryString(params, usedParams, true);
assertEquals("?name=value", queryString);
}
@Test
public void createQueryStringOneParamForExsistingQueryString()
throws JspException {
List<Param> params = new LinkedList<>();
Set<String> usedParams = new HashSet<>();
Param param = new Param();
param.setName("name");
param.setValue("value");
params.add(param);
String queryString = tag.createQueryString(params, usedParams, false);
assertEquals("&name=value", queryString);
}
@Test
public void createQueryStringOneParamEmptyValue() throws JspException {
List<Param> params = new LinkedList<>();
Set<String> usedParams = new HashSet<>();
Param param = new Param();
param.setName("name");
param.setValue("");
params.add(param);
String queryString = tag.createQueryString(params, usedParams, true);
assertEquals("?name=", queryString);
}
@Test
public void createQueryStringOneParamNullValue() throws JspException {
List<Param> params = new LinkedList<>();
Set<String> usedParams = new HashSet<>();
Param param = new Param();
param.setName("name");
param.setValue(null);
params.add(param);
String queryString = tag.createQueryString(params, usedParams, true);
assertEquals("?name", queryString);
}
@Test
public void createQueryStringOneParamAlreadyUsed() throws JspException {
List<Param> params = new LinkedList<>();
Set<String> usedParams = new HashSet<>();
Param param = new Param();
param.setName("name");
param.setValue("value");
params.add(param);
usedParams.add("name");
String queryString = tag.createQueryString(params, usedParams, true);
assertEquals("", queryString);
}
@Test
public void createQueryStringTwoParams() throws JspException {
List<Param> params = new LinkedList<>();
Set<String> usedParams = new HashSet<>();
Param param = new Param();
param.setName("name");
param.setValue("value");
params.add(param);
param = new Param();
param.setName("name");
param.setValue("value2");
params.add(param);
String queryString = tag.createQueryString(params, usedParams, true);
assertEquals("?name=value&name=value2", queryString);
}
@Test
public void createQueryStringUrlEncoding() throws JspException {
List<Param> params = new LinkedList<>();
Set<String> usedParams = new HashSet<>();
Param param = new Param();
param.setName("n me");
param.setValue("v&l=e");
params.add(param);
param = new Param();
param.setName("name");
param.setValue("value2");
params.add(param);
String queryString = tag.createQueryString(params, usedParams, true);
assertEquals("?n%20me=v%26l%3De&name=value2", queryString);
}
@Test
public void createQueryStringParamNullName() throws JspException {
List<Param> params = new LinkedList<>();
Set<String> usedParams = new HashSet<>();
Param param = new Param();
param.setName(null);
param.setValue("value");
params.add(param);
String queryString = tag.createQueryString(params, usedParams, true);
assertEquals("", queryString);
}
@Test
public void createQueryStringParamEmptyName() throws JspException {
List<Param> params = new LinkedList<>();
Set<String> usedParams = new HashSet<>();
Param param = new Param();
param.setName("");
param.setValue("value");
params.add(param);
String queryString = tag.createQueryString(params, usedParams, true);
assertEquals("", queryString);
}
@Test
public void replaceUriTemplateParamsNoParams() throws JspException {
List<Param> params = new LinkedList<>();
Set<String> usedParams = new HashSet<>();
String uri = tag.replaceUriTemplateParams("url/path", params,
usedParams);
assertEquals("url/path", uri);
assertEquals(0, usedParams.size());
}
@Test
public void replaceUriTemplateParamsTemplateWithoutParamMatch()
throws JspException {
List<Param> params = new LinkedList<>();
Set<String> usedParams = new HashSet<>();
String uri = tag.replaceUriTemplateParams("url/{path}", params,
usedParams);
assertEquals("url/{path}", uri);
assertEquals(0, usedParams.size());
}
@Test
public void replaceUriTemplateParamsTemplateWithParamMatch()
throws JspException {
List<Param> params = new LinkedList<>();
Set<String> usedParams = new HashSet<>();
Param param = new Param();
param.setName("name");
param.setValue("value");
params.add(param);
String uri = tag.replaceUriTemplateParams("url/{name}", params,
usedParams);
assertEquals("url/value", uri);
assertEquals(1, usedParams.size());
assertTrue(usedParams.contains("name"));
}
@Test
public void replaceUriTemplateParamsTemplateWithParamMatchNamePreEncoding()
throws JspException {
List<Param> params = new LinkedList<>();
Set<String> usedParams = new HashSet<>();
Param param = new Param();
param.setName("n me");
param.setValue("value");
params.add(param);
String uri = tag.replaceUriTemplateParams("url/{n me}", params,
usedParams);
assertEquals("url/value", uri);
assertEquals(1, usedParams.size());
assertTrue(usedParams.contains("n me"));
}
@Test
public void replaceUriTemplateParamsTemplateWithParamMatchValueEncoded()
throws JspException {
List<Param> params = new LinkedList<>();
Set<String> usedParams = new HashSet<>();
Param param = new Param();
param.setName("name");
param.setValue("v lue");
params.add(param);
String uri = tag.replaceUriTemplateParams("url/{name}", params,
usedParams);
assertEquals("url/v%20lue", uri);
assertEquals(1, usedParams.size());
assertTrue(usedParams.contains("name"));
}
// SPR-11401
@Test
public void replaceUriTemplateParamsTemplateWithPathSegment()
throws JspException {
List<Param> params = new LinkedList<>();
Set<String> usedParams = new HashSet<>();
Param param = new Param();
param.setName("name");
param.setValue("my/Id");
params.add(param);
String uri = tag.replaceUriTemplateParams("url/{/name}", params, usedParams);
assertEquals("url/my%2FId", uri);
assertEquals(1, usedParams.size());
assertTrue(usedParams.contains("name"));
}
@Test
public void replaceUriTemplateParamsTemplateWithPath()
throws JspException {
List<Param> params = new LinkedList<>();
Set<String> usedParams = new HashSet<>();
Param param = new Param();
param.setName("name");
param.setValue("my/Id");
params.add(param);
String uri = tag.replaceUriTemplateParams("url/{name}", params, usedParams);
assertEquals("url/my/Id", uri);
assertEquals(1, usedParams.size());
assertTrue(usedParams.contains("name"));
}
@Test
public void createUrlRemoteServer() throws JspException {
tag.setValue("http://www.springframework.org/");
tag.doStartTag();
// String uri = tag.createUrl();
String uri = invokeCreateUrl(tag);
assertEquals("http://www.springframework.org/", uri);
}
@Test
public void createUrlRelative() throws JspException {
tag.setValue("url/path");
tag.doStartTag();
String uri = invokeCreateUrl(tag);
assertEquals("url/path", uri);
}
@Test
public void createUrlLocalContext() throws JspException {
((MockHttpServletRequest) context.getRequest())
.setContextPath("/app-context");
tag.setValue("/url/path");
tag.doStartTag();
String uri = invokeCreateUrl(tag);
assertEquals("/app-context/url/path", uri);
}
@Test
public void createUrlRemoteContext() throws JspException {
((MockHttpServletRequest) context.getRequest())
.setContextPath("/app-context");
tag.setValue("/url/path");
tag.setContext("some-other-context");
tag.doStartTag();
String uri = invokeCreateUrl(tag);
assertEquals("/some-other-context/url/path", uri);
}
@Test
public void createUrlRemoteContextWithSlash() throws JspException {
((MockHttpServletRequest) context.getRequest())
.setContextPath("/app-context");
tag.setValue("/url/path");
tag.setContext("/some-other-context");
tag.doStartTag();
String uri = invokeCreateUrl(tag);
assertEquals("/some-other-context/url/path", uri);
}
@Test
public void createUrlRemoteContextSingleSlash() throws JspException {
((MockHttpServletRequest) context.getRequest())
.setContextPath("/app-context");
tag.setValue("/url/path");
tag.setContext("/");
tag.doStartTag();
String uri = invokeCreateUrl(tag);
assertEquals("/url/path", uri);
}
@Test
public void createUrlWithParams() throws JspException {
tag.setValue("url/path");
tag.doStartTag();
Param param = new Param();
param.setName("name");
param.setValue("value");
tag.addParam(param);
param = new Param();
param.setName("n me");
param.setValue("v lue");
tag.addParam(param);
String uri = invokeCreateUrl(tag);
assertEquals("url/path?name=value&n%20me=v%20lue", uri);
}
@Test
public void createUrlWithTemplateParams() throws JspException {
tag.setValue("url/{name}");
tag.doStartTag();
Param param = new Param();
param.setName("name");
param.setValue("value");
tag.addParam(param);
param = new Param();
param.setName("n me");
param.setValue("v lue");
tag.addParam(param);
String uri = invokeCreateUrl(tag);
assertEquals("url/value?n%20me=v%20lue", uri);
}
@Test
public void createUrlWithParamAndExsistingQueryString()
throws JspException {
tag.setValue("url/path?foo=bar");
tag.doStartTag();
Param param = new Param();
param.setName("name");
param.setValue("value");
tag.addParam(param);
String uri = invokeCreateUrl(tag);
assertEquals("url/path?foo=bar&name=value", uri);
}
@Test
public void jspWriterOutput() {
// TODO assert that the output to the JspWriter is the expected output
}
@Test
public void servletRepsonseEncodeUrl() {
// TODO assert that HttpServletResponse.encodeURL(String) is invoked for
// non absolute urls
}
// support methods
private String invokeCreateUrl(UrlTag tag) {
Method createUrl = ReflectionUtils.findMethod(tag.getClass(),
"createUrl");
ReflectionUtils.makeAccessible(createUrl);
return (String) ReflectionUtils.invokeMethod(createUrl, tag);
}
}