StringUtilTest.java

/*
 *  (C) Michael Bar-Sinai
 */
package edu.harvard.iq.dataverse.util;

import java.util.Arrays;
import java.util.Collections;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import static org.junit.Assert.*;

/**
 *
 * @author michael
 */
public class StringUtilTest {
    
    public StringUtilTest() {
    }
    
    @BeforeClass
    public static void setUpClass() {
    }
    
    @AfterClass
    public static void tearDownClass() {
    }
    
    @Before
    public void setUp() {
    }
    
    @After
    public void tearDown() {
    }

    /**
     * Test of isEmpty method, of class StringUtil.
     */
    @Test
    public void testIsEmpty() {
        assertTrue( StringUtil.isEmpty(null) );
        assertTrue( StringUtil.isEmpty("") );
        assertTrue( StringUtil.isEmpty(" ") );
        assertTrue( StringUtil.isEmpty("\t") );
        assertTrue( StringUtil.isEmpty("\t \t \n") );
        assertFalse( StringUtil.isEmpty("a") );
    }

    /**
     * Test of isAlphaNumeric method, of class StringUtil.
     */
    @Test
    public void testIsAlphaNumeric() {
        assertTrue( StringUtil.isAlphaNumeric("abc") );
        assertTrue( StringUtil.isAlphaNumeric("1230") );
        assertTrue( StringUtil.isAlphaNumeric("1230abc") );
        assertTrue( StringUtil.isAlphaNumeric("1230abcABC") );
        assertFalse( StringUtil.isAlphaNumeric("1230abcABC#") );
    }

    /**
     * Test of isAlphaNumericChar method, of class StringUtil.
     */
    @Test
    public void testIsAlphaNumericChar() {
        assertTrue( StringUtil.isAlphaNumericChar('a') );
        assertTrue( StringUtil.isAlphaNumericChar('f') );
        assertTrue( StringUtil.isAlphaNumericChar('z') );
        assertTrue( StringUtil.isAlphaNumericChar('0') );
        assertTrue( StringUtil.isAlphaNumericChar('1') );
        assertTrue( StringUtil.isAlphaNumericChar('9') );
        assertTrue( StringUtil.isAlphaNumericChar('A') );
        assertTrue( StringUtil.isAlphaNumericChar('G') );
        assertTrue( StringUtil.isAlphaNumericChar('Z') );
        assertFalse( StringUtil.isAlphaNumericChar('@') );
    }

    @Test
    public void testHtml2Text() {
        assertEquals(StringUtil.html2text("be <b>bold</b>!"), "be bold!");
        assertEquals(StringUtil.html2text(null), null);
        assertEquals(StringUtil.html2text("<p><b>Description:</b><br />\n"
                + "Data were taken May-June 2003 and 2005. Flux units are in mJy per 31 arcsecond beam.\n"
                + "</p>\n"
                + "\n"
                + "<p><b>Telescope Information</b><br />\n"
                + "<a href=\"http://www.submm.caltech.edu/cso/\">Caltech Submillimeter Observatory</a></p>\n"
                + "\n"
                + "<p><b>Status:</b><br />\n"
                + "Final</p>\n"
                + "\n"
                + "<p><b>Sampling:</b><br />\n"
                + "Sensitivity: Average 1 sigma rms = 10 mJy per beam.<br />\n"
                + "Waveband: 1120 microns<br />\n"
                + "Resolution: 31 arcsecond beam in 10 arcsecond pixels (diffuse large-scale structure is lost)\n"
                + "</p>\n"
                + "\n"
                + "<p><b>Areal Coverage:</b><br />\n"
                + "11 square degrees\n"
                + "</p>\n"
                + "\n"
                + "<p><b>Map Center (Galactic):</b><br />\n"
                + "NA<br />\n"
                + "NA</p>\n"
                + "\n"
                + "<p><b>Map Center (J2000):</b><br />\n"
                + "RA = 18:29:00<br />\n"
                + "Dec = +00:30:00 </p>"), "Description: Data were taken May-June 2003 and 2005. Flux units are in mJy per 31 arcsecond beam. Telescope Information Caltech Submillimeter Observatory Status: Final Sampling: Sensitivity: Average 1 sigma rms = 10 mJy per beam. Waveband: 1120 microns Resolution: 31 arcsecond beam in 10 arcsecond pixels (diffuse large-scale structure is lost) Areal Coverage: 11 square degrees Map Center (Galactic): NA NA Map Center (J2000): RA = 18:29:00 Dec = +00:30:00");
        assertEquals(StringUtil.htmlArray2textArray(Arrays.asList("be <b>bold</b>!")), Arrays.asList("be bold!"));
        assertEquals(StringUtil.htmlArray2textArray(null), Collections.emptyList());
    }
    
    @Test
    public void testNullToEmpty() {
        assertEquals( "hello", StringUtil.nullToEmpty("hello") );
        assertEquals( "", StringUtil.nullToEmpty(null) );
    }
}