/**
 * AnalyzerBeans
 * Copyright (C) 2014 Neopost - Customer Information Management
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this distribution; if not, write to:
 * Free Software Foundation, Inc.
 * 51 Franklin Street, Fifth Floor
 * Boston, MA  02110-1301  USA
 */
package org.eobjects.analyzer.util;

import junit.framework.TestCase;

public class StringUtilsTest extends TestCase {

    public void testRightTrim() throws Exception {
        assertEquals("hello", StringUtils.rightTrim("hello  "));
        assertEquals("hello", StringUtils.rightTrim("hello \t "));
        assertEquals("hello", StringUtils.rightTrim("hello"));
        assertEquals("  hello", StringUtils.rightTrim("  hello  "));
        assertEquals("", StringUtils.rightTrim(" "));
        assertEquals("", StringUtils.rightTrim(""));
    }

    public void testReplaceWhiteSpace() throws Exception {
        assertEquals("_hel_lo", StringUtils.replaceWhitespaces("  hel lo", "_"));
        assertEquals("hello", StringUtils.replaceWhitespaces("  hel lo", ""));
        assertEquals("A+B/Cars", StringUtils.replaceWhitespaces(" A + B / Cars", ""));
    }

    public void testLeftTrim() throws Exception {
        assertEquals("hello", StringUtils.leftTrim("  hello"));
        assertEquals("hello", StringUtils.leftTrim(" \t hello"));
        assertEquals("hello", StringUtils.leftTrim("hello"));
        assertEquals("hello  ", StringUtils.leftTrim("  hello  "));
        assertEquals("", StringUtils.leftTrim(" "));
        assertEquals("", StringUtils.leftTrim(""));
    }

    public void testBuiltInTrimUsesWhitespaces() throws Exception {
        assertEquals("hello", " hello \t ".trim());
    }

    public void testGetLongestCommonToken() throws Exception {
        assertEquals("foo.bar", StringUtils.getLongestCommonToken("foo.bar.analyzer", "foo.bar.transformer", '.'));
        assertEquals("", StringUtils.getLongestCommonToken("hello", "world", '.'));
        assertEquals("", StringUtils.getLongestCommonToken("bfoo.bar.analyzer", "foo.bar.transformer", '.'));
        assertEquals("hello.world", StringUtils.getLongestCommonToken("hello.world", "hello.world", '.'));
        assertEquals("hello", StringUtils.getLongestCommonToken("hello.world", "hello.brave.world", '.'));
    }

    public void testIsLatin() throws Exception {
        assertTrue(StringUtils.isLatin('a'));
        assertTrue(StringUtils.isLatin('z'));
        assertTrue(StringUtils.isLatin('A'));
        assertTrue(StringUtils.isLatin('Z'));
        assertTrue(StringUtils.isLatin('c'));
        assertTrue(StringUtils.isLatin('D'));
        assertFalse(StringUtils.isLatin('æ'));
        assertFalse(StringUtils.isLatin('á'));
        assertFalse(StringUtils.isLatin('Æ'));
        assertFalse(StringUtils.isLatin('Ä'));
    }

    public void testIsDiacritic() throws Exception {
        assertTrue(StringUtils.isDiacritic('æ'));
        assertFalse(StringUtils.isDiacritic('a'));
        assertFalse(StringUtils.isDiacritic('z'));
        assertFalse(StringUtils.isDiacritic('Z'));
        assertTrue(StringUtils.isDiacritic('Ø'));
        assertTrue(StringUtils.isDiacritic('ó'));
        assertTrue(StringUtils.isDiacritic('š'));
        assertTrue(StringUtils.isDiacritic('á'));
    }

    public void testIndexOf() throws Exception {
        assertEquals(-1, StringUtils.indexOf('a', "bcd".toCharArray()));
        assertEquals(0, StringUtils.indexOf('a', "abcd".toCharArray()));
        assertEquals(2, StringUtils.indexOf('c', "abcd".toCharArray()));
        assertEquals(3, StringUtils.indexOf('d', "abcd".toCharArray()));
    }

    public void testToCamelCase() throws Exception {
        assertEquals("helloWorld", StringUtils.toCamelCase("hello world"));
        assertEquals("helloWorld", StringUtils.toCamelCase(" hello world "));
        assertEquals("helloWorld", StringUtils.toCamelCase(" hello  \t  world  "));
        assertEquals("helloWorld", StringUtils.toCamelCase("helloWorld"));
        assertEquals("HelloWorld", StringUtils.toCamelCase("Hello World"));
        assertEquals("HelloWorld", StringUtils.toCamelCase("HelloWorld"));
    }
}