test/java/org/apache/fop/complexscripts/bidi/BidiClassTestCase.java

/*
 * 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.
 */

/* $Id$ */

package org.apache.fop.complexscripts.bidi;

import org.apache.fop.text.bidi.BidiClassUtils;
import org.apache.fop.util.CharUtilities;

import org.junit.Test;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;

public class BidiClassTestCase {

    @Test
    public void testBidiClasses() throws Exception {
        String tdPfx = BidiTestData.TD_PFX;
        int tdCount = BidiTestData.TD_CNT;
        for ( int i = 0; i < tdCount; i++ ) {
            int[] da = BidiTestData.readTestData ( tdPfx, i );
            if ( da != null ) {
                testBidiClass ( da );
            } else {
                fail ( "unable to read bidi test data for resource at index " + i );
            }
        }
    }

    private void testBidiClass ( int[] da ) throws Exception {
        int bc = da[0];
        for ( int i = 1, n = da.length; i < n; i += 2 ) {
            int s = da[i+0];
            int e = da[i+1];
            for ( int c = s; c < e; c++ ) {
                int cbc = BidiClassUtils.getBidiClass ( c );
                assertEquals ( "bad bidi class for CH(" + CharUtilities.format ( c ) + ")", bc, cbc );
            }
        }
    }

}