package org.springframework.security.taglibs.csrf;
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.security.web.csrf.CsrfToken;
import org.springframework.security.web.csrf.DefaultCsrfToken;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.tagext.TagSupport;
import java.io.UnsupportedEncodingException;
import static org.junit.Assert.*;
/**
* @author Nick Williams
*/
public class AbstractCsrfTagTests {
public MockTag tag;
private MockHttpServletRequest request;
private MockHttpServletResponse response;
@Before
public void setUp() {
MockServletContext servletContext = new MockServletContext();
this.request = new MockHttpServletRequest(servletContext);
this.response = new MockHttpServletResponse();
MockPageContext pageContext = new MockPageContext(servletContext, this.request, this.response);
this.tag = new MockTag();
this.tag.setPageContext(pageContext);
}
@Test
public void noCsrfDoesNotRender() throws JspException, UnsupportedEncodingException {
this.tag.handleReturn = "shouldNotBeRendered";
int returned = this.tag.doEndTag();
assertEquals("The returned value is not correct.", TagSupport.EVAL_PAGE, returned);
assertEquals("The output value is not correct.", "", this.response.getContentAsString());
}
@Test
public void hasCsrfRendersReturnedValue() throws JspException, UnsupportedEncodingException {
CsrfToken token = new DefaultCsrfToken("X-Csrf-Token", "_csrf", "abc123def456ghi789");
this.request.setAttribute(CsrfToken.class.getName(), token);
this.tag.handleReturn = "fooBarBazQux";
int returned = this.tag.doEndTag();
assertEquals("The returned value is not correct.", TagSupport.EVAL_PAGE, returned);
assertEquals("The output value is not correct.", "fooBarBazQux", this.response.getContentAsString());
assertSame("The token is not correct.", token, this.tag.token);
}
@Test
public void hasCsrfRendersDifferentValue() throws JspException, UnsupportedEncodingException {
CsrfToken token = new DefaultCsrfToken("X-Csrf-Token", "_csrf", "abc123def456ghi789");
this.request.setAttribute(CsrfToken.class.getName(), token);
this.tag.handleReturn = "<input type=\"hidden\" />";
int returned = this.tag.doEndTag();
assertEquals("The returned value is not correct.", TagSupport.EVAL_PAGE, returned);
assertEquals("The output value is not correct.", "<input type=\"hidden\" />",
this.response.getContentAsString());
assertSame("The token is not correct.", token, this.tag.token);
}
private static class MockTag extends AbstractCsrfTag {
private CsrfToken token;
private String handleReturn;
@Override
protected String handleToken(CsrfToken token) {
this.token = token;
return this.handleReturn;
}
}
}