/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.struts2.views.jsp.ui;

import java.util.ArrayList;
import java.util.Collections;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;

import org.apache.struts2.views.jsp.AbstractUITagTest;
import org.apache.struts2.views.jsp.ParamTag;
import org.apache.struts2.TestAction;

import com.opensymphony.xwork2.Action;
import com.opensymphony.xwork2.ActionSupport;

/**
 * FieldError Tag Test Case.
 *
 */
public class FieldErrorTagTest extends AbstractUITagTest {


    public void testWithoutParamsWithFieldErrors() throws Exception {
        FieldErrorTag tag = new FieldErrorTag();
        ((InternalAction)action).setHaveFieldErrors(true);
        tag.setPageContext(pageContext);
        tag.doStartTag();
        tag.doEndTag();

        verify(FieldErrorTagTest.class.getResource("fielderror-1.txt"));
    }

    public void testWithoutParamsWithoutFieldErrors() throws Exception {
        FieldErrorTag tag = new FieldErrorTag();
        ((InternalAction)action).setHaveFieldErrors(false);
        tag.setPageContext(pageContext);
        tag.doStartTag();
        tag.doEndTag();

        verify(FieldErrorTagTest.class.getResource("fielderror-2.txt"));
    }

     public void testFieldErrorsEscape() throws Exception {

        FieldErrorTag tag = new FieldErrorTag();
        TestAction testAction = new TestAction();
        testAction.addFieldError("f", "<p>hey</p>");
        stack.pop();
        stack.push(testAction);
        tag.setEscape(true);
        tag.setPageContext(pageContext);
        tag.doStartTag();
        tag.doEndTag();

        assertEquals(normalize("<ul class=\"errorMessage\"><li><span>&lt;p&gt;hey&lt;/p&gt;</span></li></ul>", true),
                normalize(writer.toString(), true));
    }

    public void testFieldErrorsDontEscape() throws Exception {

        FieldErrorTag tag = new FieldErrorTag();
        TestAction testAction = new TestAction();
        testAction.addFieldError("f", "<p>hey</p>");
        stack.pop();
        stack.push(testAction);
        tag.setEscape(false);
        tag.setPageContext(pageContext);
        tag.doStartTag();
        tag.doEndTag();

        assertEquals(normalize("<ul class=\"errorMessage\"><li><span><p>hey</p></span></li></ul>", true),
                normalize(writer.toString(), true));
    }

    public void testWithParamsWithFieldErrors1() throws Exception {
        FieldErrorTag tag = new FieldErrorTag();
        tag.setId("someid");
        ((InternalAction)action).setHaveFieldErrors(true);
        tag.setPageContext(pageContext);
        tag.doStartTag();
            ParamTag pTag1 = new ParamTag();
            pTag1.setPageContext(pageContext);
            pTag1.setValue("%{'field1'}");
            pTag1.doStartTag();
            pTag1.doEndTag();

            ParamTag pTag2 = new ParamTag();
            pTag2.setPageContext(pageContext);
            pTag2.setValue("%{'field3'}");
            pTag2.doStartTag();
            pTag2.doEndTag();

        tag.doEndTag();

        verify(FieldErrorTagTest.class.getResource("fielderror-3.txt"));
    }

     public void testWithFieldName() throws Exception {
        FieldErrorTag tag = new FieldErrorTag();
        tag.setFieldName("field1");
        ((InternalAction)action).setHaveFieldErrors(true);
        tag.setPageContext(pageContext);
        tag.doStartTag();
        tag.doEndTag();

        verify(FieldErrorTagTest.class.getResource("fielderror-6.txt"));
    }

    public void testWithParamsWithFieldErrors2() throws Exception {
        FieldErrorTag tag = new FieldErrorTag();
        ((InternalAction)action).setHaveFieldErrors(true);
        tag.setPageContext(pageContext);
        tag.doStartTag();
            ParamTag pTag1 = new ParamTag();
            pTag1.setPageContext(pageContext);
            pTag1.setValue("%{'field1'}");
            pTag1.doStartTag();
            pTag1.doEndTag();

            ParamTag pTag2 = new ParamTag();
            pTag2.setPageContext(pageContext);
            pTag2.setValue("%{'field2'}");
            pTag2.doStartTag();
            pTag2.doEndTag();

        tag.doEndTag();

        verify(FieldErrorTagTest.class.getResource("fielderror-4.txt"));
    }


    public void testWithParamsWithFieldErrors3() throws Exception {
        FieldErrorTag tag = new FieldErrorTag();
        ((InternalAction)action).setHaveFieldErrors(true);
        tag.setPageContext(pageContext);
        tag.doStartTag();
            ParamTag pTag1 = new ParamTag();
            pTag1.setPageContext(pageContext);
            pTag1.setValue("%{'field2'}");
            pTag1.doStartTag();
            pTag1.doEndTag();

        tag.doEndTag();

        verify(FieldErrorTagTest.class.getResource("fielderror-5.txt"));
    }

    public void testWithParamsWithoutFieldErrors1() throws Exception {
        FieldErrorTag tag = new FieldErrorTag();
        ((InternalAction)action).setHaveFieldErrors(false);
        tag.setPageContext(pageContext);
        tag.doStartTag();
            ParamTag pTag1 = new ParamTag();
            pTag1.setPageContext(pageContext);
            pTag1.setValue("%{'field1'}");
            pTag1.doStartTag();
            pTag1.doEndTag();

            ParamTag pTag2 = new ParamTag();
            pTag2.setPageContext(pageContext);
            pTag2.setValue("%{'field3'}");
            pTag2.doStartTag();
            pTag2.doEndTag();
        tag.doEndTag();

        verify(FieldErrorTagTest.class.getResource("fielderror-2.txt"));
    }

    public void testWithParamsWithoutFieldErrors2() throws Exception {
        FieldErrorTag tag = new FieldErrorTag();
        ((InternalAction)action).setHaveFieldErrors(false);
        tag.setPageContext(pageContext);
        tag.doStartTag();
            ParamTag pTag1 = new ParamTag();
            pTag1.setPageContext(pageContext);
            pTag1.setValue("%{'field1'}");
            pTag1.doStartTag();
            pTag1.doEndTag();

            ParamTag pTag2 = new ParamTag();
            pTag2.setPageContext(pageContext);
            pTag2.setValue("%{'field3'}");
            pTag2.doStartTag();
            pTag2.doEndTag();
        tag.doEndTag();

        verify(FieldErrorTagTest.class.getResource("fielderror-2.txt"));
    }


    public void testWithParamsWithoutFieldErrors3() throws Exception {
        FieldErrorTag tag = new FieldErrorTag();
        ((InternalAction)action).setHaveFieldErrors(false);
        tag.setPageContext(pageContext);
        tag.doStartTag();
            ParamTag pTag1 = new ParamTag();
            pTag1.setPageContext(pageContext);
            pTag1.setValue("%{'field2'}");
            pTag1.doStartTag();
            pTag1.doEndTag();

        tag.doEndTag();

        verify(FieldErrorTagTest.class.getResource("fielderror-2.txt"));
    }

    public void testWithNullFieldErrors() throws Exception {
        FieldErrorTag tag = new FieldErrorTag();
        ((InternalAction)action).setHaveFieldErrors(false);
        ((InternalAction)action).setReturnNullForFieldErrors(true);
        tag.setPageContext(pageContext);
        tag.doStartTag();
            ParamTag pTag1 = new ParamTag();
            pTag1.setPageContext(pageContext);
            pTag1.setValue("%{'field2'}");
            pTag1.doStartTag();
            pTag1.doEndTag();

        tag.doEndTag();

        verify(FieldErrorTagTest.class.getResource("fielderror-2.txt"));
    }


    public Action getAction() {
        return new InternalAction();
    }


    public class InternalAction extends ActionSupport {

        private boolean haveFieldErrors = false;
        private boolean returnNullForFieldErrors = false;

        public void setHaveFieldErrors(boolean haveFieldErrors) {
            this.haveFieldErrors = haveFieldErrors;
        }

        public void setReturnNullForFieldErrors(boolean returnNullForFieldErrors) {
            this.returnNullForFieldErrors = returnNullForFieldErrors;
        }

        public Map<String, List<String>> getFieldErrors() {
            if (haveFieldErrors) {
                List err1 = new ArrayList();
                err1.add("field error message number 1");
                List err2 = new ArrayList();
                err2.add("field error message number 2");
                List err3 = new ArrayList();
                err3.add("field error message number 3");
                Map fieldErrors = new LinkedHashMap();
                fieldErrors.put("field1", err1);
                fieldErrors.put("field2", err2);
                fieldErrors.put("field3", err3);
                return fieldErrors;
            }
            else if (returnNullForFieldErrors) {
                return null;
            }
            else {
                return Collections.emptyMap();
            }
        }

        public boolean hasFieldErrors() {
            return haveFieldErrors;
        }
    }
}