/**
 * This class provides simple test for the DNA class.  
 * 
 * @author  ... (your name goes here)
 * @version ... (date goes here)
 */ 
public class TestDNA 
{
    
    public static void main ( String [] args ) { 

        int numberFailed = 0;

        /////////////////////////////////////////////////
        //test using ATCG sequence (short valid strand)
        /////////////////////////////////////////////////
        
        System.out.println("Testing with ATCG: " );


        DNA dna1 = new DNA("ATCG");
        
        if (0 != "ATCG".compareToIgnoreCase(dna1.toString())) {
            numberFailed++;
            printError ("invalid toString() method");
        }

        if  (!dna1.isValid()) {
            numberFailed++;
            printError ( "invalid isValid() method " );
        }

        if (0 != "AUCG".compareToIgnoreCase(dna1.toRNA())) {
            numberFailed++;
            printError ("invalid toRNA() method");
        }

        if (0 != "CGAT".compareToIgnoreCase(dna1.reverseComplement().toString())) {
            numberFailed++;
            printError ("invalid reverseComplement() method");
        }

        System.out.println("Testing with ATCG completed.\n " +
                       numberFailed + " tests failed.\n ");
        
        /////////////////////////////////////////////////////
        //test using short invalid strands: BCAT, ABGT, ACTB
        /////////////////////////////////////////////////////
        
        System.out.println("Testing with short invalid strands: " + 
            "BCAT, ABGT, ACTB: " );
        
        dna1 = new DNA("BCAT");
        if  (dna1.isValid()) {
            printError ( "BCAT is not a valid DNA strand " );
        }
        dna1 = new DNA("ABGT");
        if  (dna1.isValid()) {
            printError ( "ABGT is not a valid DNA strand " );
        }
        dna1 = new DNA("ACTB");
        if  (dna1.isValid()) {
            printError ( "ACTB is not a valid DNA strand " );
        }

        System.out.println("Testing with short invalid strands: " + 
            "BCAT, ABGT, ACTB completed.\n ");


        ///////////////////////////////////  
        //YOU CAN ADD OTHER TESTS HERE
        ///////////////////////////////////


    }

    public static void printError ( String error ) {
        System.err.printf("ERROR: %s\n\n", error);
    }

}