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package org.openstack.atlas.util.ca;

import java.util.List;
import java.util.ArrayList;
import org.openstack.atlas.util.ca.StringUtils;
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.*;

public class StringUtilsTest {

    public StringUtilsTest() {
    }

    @BeforeClass
    public static void setUpClass() throws Exception {
    }

    @AfterClass
    public static void tearDownClass() throws Exception {
    }

    @Before
    public void setUp() {
    }

    @After
    public void tearDown() {
    }

    @Test
    public void testEscape_html() {
        System.out.println("escape_html");
        String html = "<html>\"Tom & Jerry\"\n</html>";
        String expResult = "<html>"Tom & Jerry"<br/></html>";
        String result = StringUtils.escape_html(html);
        assertEquals(expResult, result);
    }

    @Test
    public void testJoinString(){
        List<String> strList = new ArrayList<String>();
        strList.add("1");
        strList.add("2");
        strList.add("3");       
        assertEquals("1,2,3",StringUtils.joinString(strList, ","));
        strList = new ArrayList<String>();
        assertEquals("",StringUtils.joinString(strList,","));

        strList = new ArrayList<String>();
        strList.add("1");
        assertEquals("1",StringUtils.joinString(strList,","));
    }

    @Test
    public void testLineWrap(){
        int c = 4;
        assertLineWrap("","",c);
        assertLineWrap("1","1",c);
        assertLineWrap("12","12",c);
        assertLineWrap("123","123",c);
        assertLineWrap("1234","1234",c);
        assertLineWrap("1234\n5","12345",c);
        assertLineWrap("1234\n56","123456",c);
        assertLineWrap("1234\n567","1234567",c);
        assertLineWrap("1234\n5678","12345678",c);
        assertLineWrap("1234\n5678\n9","123456789",c);
        assertLineWrap("1234\n5678\n9a","123456789a",c);
        assertLineWrap("1234\n5678\n9ab","123456789ab",c);
    }

    private void assertLineWrap(String exp,String input,int col){
        assertEquals(exp,StringUtils.lineWrap(input, col));
    }
}