HtmlResponseWriterTest.java

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package com.sun.faces.renderkit.html_basic;

import java.io.StringWriter;
import java.io.Writer;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import javax.faces.component.UIComponent;
import javax.faces.component.UIOutput;
import javax.faces.context.FacesContext;
import org.junit.Test;
import static org.junit.Assert.*;

public class HtmlResponseWriterTest {
    
    /**
     * Test cloneWithWriter method.
     * @throws java.lang.Exception
     */
    @Test
    public void testCloneWithWriter() throws Exception {
        
        Method method = FacesContext.class.getDeclaredMethod("setCurrentInstance", FacesContext.class);
        method.setAccessible(true);
        method.invoke(null, new Object[] { null });
        
        Writer writer = new StringWriter();
        HtmlResponseWriter responseWriter = new HtmlResponseWriter(writer, "text/html", "UTF-8");
        Field field = responseWriter.getClass().getDeclaredField("dontEscape");
        field.setAccessible(true);
        field.set(responseWriter, Boolean.TRUE);

        HtmlResponseWriter clonedWriter = (HtmlResponseWriter) responseWriter.cloneWithWriter(writer);
        assertTrue((Boolean) field.get(clonedWriter));

        responseWriter = new HtmlResponseWriter(writer, "text/html", "UTF-8");
        field.set(responseWriter, Boolean.FALSE);

        clonedWriter = (HtmlResponseWriter) responseWriter.cloneWithWriter(writer);
        assertFalse((Boolean) field.get(clonedWriter));
    }

    /**
     * Test cloneWithWriter method.
     * @throws java.lang.Exception
     */
    @Test
    public void testCloneWithWriter2() throws Exception {

        Method method = FacesContext.class.getDeclaredMethod("setCurrentInstance", FacesContext.class);
        method.setAccessible(true);
        method.invoke(null, new Object[] { null });        
        
        Writer writer = new StringWriter();
        HtmlResponseWriter responseWriter = new HtmlResponseWriter(writer, "text/html", "UTF-8");
        Field field = responseWriter.getClass().getDeclaredField("writingCdata");
        field.setAccessible(true);
        field.set(responseWriter, Boolean.TRUE);

        HtmlResponseWriter clonedWriter = (HtmlResponseWriter) responseWriter.cloneWithWriter(writer);
        assertTrue((Boolean) field.get(clonedWriter));

        responseWriter = new HtmlResponseWriter(writer, "text/html", "UTF-8");
        field.set(responseWriter, Boolean.FALSE);

        clonedWriter = (HtmlResponseWriter) responseWriter.cloneWithWriter(writer);
        assertFalse((Boolean) field.get(clonedWriter));
    }

    /**
     * Test CDATA.
     * @throws java.lang.Exception
     */
    @Test
    public void testCDATAWithXHTML() throws Exception {
        
        Method method = FacesContext.class.getDeclaredMethod("setCurrentInstance", FacesContext.class);
        method.setAccessible(true);
        method.invoke(null, new Object[] { null });

        UIComponent componentForElement = new UIOutput();
        String expected = "<script>\n//<![CDATA[\n\n function queueEvent() {\n  return false;\n}\n\n\n//]]>\n</script>";

        // Case 1 start is // end is //
        StringWriter stringWriter = new StringWriter();
        HtmlResponseWriter responseWriter = new HtmlResponseWriter(stringWriter, "application/xhtml+xml", "UTF-8");
        responseWriter.startElement("script", componentForElement);
        responseWriter.write("    // <![CDATA[\n function queueEvent() {\n  return false;\n}\n\n//   ]]>  \n");
        responseWriter.endElement("script");
        responseWriter.flush();
        assertEquals(expected, stringWriter.toString());

        // Case 2 start is // end is /* */
        stringWriter = new StringWriter();
        responseWriter = new HtmlResponseWriter(stringWriter, "application/xhtml+xml", "UTF-8");
        responseWriter.startElement("script", componentForElement);
        responseWriter.write("    // <![CDATA[\n function queueEvent() {\n  return false;\n}\n\n/*\n  ]]> \n*/ \n");
        responseWriter.endElement("script");
        responseWriter.flush();
        assertEquals(expected, stringWriter.toString());

        // Case 3 start is /* */  end is /* */
        stringWriter = new StringWriter();
        responseWriter = new HtmlResponseWriter(stringWriter, "application/xhtml+xml", "UTF-8");
        responseWriter.startElement("script", componentForElement);
        responseWriter.write("    /* \n <![CDATA[ \n*/\n function queueEvent() {\n  return false;\n}\n\n/*\n  ]]> \n*/ \n");
        responseWriter.endElement("script");
        responseWriter.flush();
        assertEquals(expected, stringWriter.toString());

        // Case 4 start is /* */  end is //
        stringWriter = new StringWriter();
        responseWriter = new HtmlResponseWriter(stringWriter, "application/xhtml+xml", "UTF-8");
        responseWriter.startElement("script", componentForElement);
        responseWriter.write("    /* \n <![CDATA[ \n*/\n function queueEvent() {\n  return false;\n}\n\n//\n  ]]>\n");
        responseWriter.endElement("script");
        responseWriter.flush();
        assertEquals(expected, stringWriter.toString());

        // Case 5 start is /* */  end is //
        stringWriter = new StringWriter();
        responseWriter = new HtmlResponseWriter(stringWriter, "application/xhtml+xml", "UTF-8");
        responseWriter.startElement("script", componentForElement);
        responseWriter.write("    /* \n <![CDATA[ \n*/\n function queueEvent() {\n  return false;\n}\n\n//\n  ]]>\n");
        responseWriter.endElement("script");
        responseWriter.flush();
        assertEquals(expected, stringWriter.toString());
    }
}