/*   Copyright 2004 The Apache Software Foundation
 *
 *   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 xmlcursor.checkin;

import org.apache.xmlbeans.XmlCursor.TokenType;
import org.apache.xmlbeans.XmlObject;
import org.junit.Test;
import xmlcursor.common.BasicCursorTestCase;
import xmlcursor.common.Common;

import static org.junit.Assert.assertEquals;


public class InsertCharsTest extends BasicCursorTestCase {
    @Test
    public void testInsertCharsAtSTART() throws Exception {
        m_xo = XmlObject.Factory.parse(Common.XML_FOO_BAR_TEXT);
        m_xc = m_xo.newCursor();
        m_xc.selectPath("$this//bar");
        m_xc.toNextSelection();
        m_xc.insertChars(" new chars ");
        m_xc.toPrevToken();
        System.out.println(m_xc.currentTokenType());
        assertEquals(" new chars ", m_xc.getChars());
    }

    @Test
    public void testInsertCharsAtSTARTnonEmptyPriorTEXT() throws Exception {
        m_xo = XmlObject.Factory.parse(Common.XML_FOO_BAR_WS_ONLY);
        m_xc = m_xo.newCursor();
        m_xc.selectPath("$this//bar");
        m_xc.toNextSelection();
        m_xc.insertChars("new chars ");
        m_xc.toPrevToken();
        System.out.println(m_xc.currentTokenType());
        assertEquals(" new chars ", m_xc.getChars());
    }

    @Test
    public void testInsertCharsAtENDnonEmptyPriorTEXT() throws Exception {
        m_xo = XmlObject.Factory.parse(Common.XML_FOO_BAR_WS_ONLY);
        m_xc = m_xo.newCursor();
        m_xc.selectPath("$this//bar");
        toNextTokenOfType(m_xc, TokenType.END);
        m_xc.insertChars("new chars ");
        m_xc.toPrevToken();
        assertEquals(" new chars ", m_xc.getChars());
    }

    @Test
    public void testInsertCharsInMiddleOfTEXT() throws Exception {
        m_xo = XmlObject.Factory.parse(Common.XML_FOO_TEXT);
        m_xc = m_xo.newCursor();
        toNextTokenOfType(m_xc, TokenType.TEXT);
        m_xc.toNextChar(2);
        assertEquals("xt", m_xc.getChars());
        m_xc.insertChars("new chars ");
        assertEquals("xt", m_xc.getChars());
        m_xc.toPrevToken();
        assertEquals("tenew chars xt", m_xc.getTextValue());
    }

    @Test
    public void testInsertCharsNullInMiddleOfTEXT() throws Exception {
        m_xo = XmlObject.Factory.parse(Common.XML_FOO_TEXT);
        m_xc = m_xo.newCursor();
        toNextTokenOfType(m_xc, TokenType.TEXT);
        m_xc.toNextChar(2);
        assertEquals("xt", m_xc.getChars());
        m_xc.insertChars(null);
        assertEquals("xt", m_xc.getChars());
        m_xc.toPrevToken();
        assertEquals("text", m_xc.getTextValue());
    }

    @Test
    public void testInsertCharsEmptyInMiddleOfTEXT() throws Exception {
        m_xo = XmlObject.Factory.parse(Common.XML_FOO_TEXT);
        m_xc = m_xo.newCursor();
        toNextTokenOfType(m_xc, TokenType.TEXT);
        m_xc.toNextChar(2);
        assertEquals("xt", m_xc.getChars());
        m_xc.insertChars("");
        assertEquals("xt", m_xc.getChars());
        m_xc.toPrevToken();
        assertEquals("text", m_xc.getTextValue());
    }

    @Test(expected = IllegalStateException.class)
    public void testInsertCharsInNAMESPACE() throws Exception {
        m_xo = XmlObject.Factory.parse(Common.XML_FOO_NS);
        m_xc = m_xo.newCursor();
        toNextTokenOfType(m_xc, TokenType.NAMESPACE);
        m_xc.insertChars("fred");
    }

}