package username.dynamic;

import java.io.PrintWriter;

/**
 * Test the edit method (mostly to find out the number of calls.
 * 
 * @author Samuel A. Rebelsky
 * @version 1.0 of March 2006
 */
public class TestEdit {

    static final int INSERT = 2;
    static final int DELETE = 1;

	public static void main(String[] args)
	{
		PrintWriter pen = new PrintWriter(System.out, true);
        pen.println("Using an insertion cost of " + INSERT + ".");
        pen.println("Using a deletion cost of " + DELETE + ".");
		helper(pen, "hello", "hello");
		helper(pen, "hello", "'ello");
		helper(pen, "abcde", "fghij");
		helper(pen, "abcdefg", "zxywvut");
//		helper(pen, "abcde", "abcdf");
//		helper(pen, "abcdef", "bcdef");
//		helper(pen, "pizza", "zapme");
	} // main(String[]
	
	public static void helper(PrintWriter pen, String source, String target)
	{
		pen.println("To convert " + source + " to " + target);
		StringUtils.reset();
		pen.println("  Edit cost: " + StringUtils.ec(source, target, INSERT, DELETE));
		pen.println("  Calls: " + StringUtils.getCalls());
	} // helper(PrintWriter, String, String)
} // class TestEdit