/*   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 RemoveCharsTest extends BasicCursorTestCase {
    @Test
    public void testRemoveCharsLTLengthFromTEXT() throws Exception {
        m_xo = XmlObject.Factory.parse(Common.XML_FOO_DIGITS);
        m_xc = m_xo.newCursor();
        toNextTokenOfType(m_xc, TokenType.TEXT);
        assertEquals(3, m_xc.removeChars(3));
        assertEquals("34", m_xc.getChars());
    }

    @Test
    public void testRemoveCharsGTLengthFromTEXT() throws Exception {
        m_xo = XmlObject.Factory.parse(Common.XML_FOO_DIGITS);
        m_xc = m_xo.newCursor();
        toNextTokenOfType(m_xc, TokenType.TEXT);
        assertEquals(5, m_xc.removeChars(10));
        assertEquals(TokenType.END, m_xc.currentTokenType());
    }

    @Test
    public void testRemoveCharsNegativeFromTEXT() throws Exception {
        m_xo = XmlObject.Factory.parse(Common.XML_FOO_DIGITS);
        m_xc = m_xo.newCursor();
        toNextTokenOfType(m_xc, TokenType.TEXT);
        assertEquals(5, m_xc.removeChars(-1));
        assertEquals(TokenType.END, m_xc.currentTokenType());
    }

    @Test
    public void testRemoveCharsZeroFromTEXT() throws Exception {
        m_xo = XmlObject.Factory.parse(Common.XML_FOO_DIGITS);
        m_xc = m_xo.newCursor();
        toNextTokenOfType(m_xc, TokenType.TEXT);
        assertEquals(0, m_xc.removeChars(0));
        assertEquals("01234", m_xc.getChars());
    }

    @Test
    public void testRemoveCharsFromPROCINST() throws Exception {
        m_xo = XmlObject.Factory.parse(Common.XML_FOO_PROCINST);
        m_xc = m_xo.newCursor();
        toNextTokenOfType(m_xc, TokenType.PROCINST);
        assertEquals(0, m_xc.removeChars(3));
    }

    @Test
    public void testRemoveCharsFromNAMESPACE() throws Exception {
        m_xo = XmlObject.Factory.parse(Common.XML_FOO_NS);
        m_xc = m_xo.newCursor();
        toNextTokenOfType(m_xc, TokenType.NAMESPACE);
        assertEquals(0, m_xc.removeChars(3));
    }
}