import static org.junit.Assert.assertEquals;

import com.morgan.stringdiff.Comparer;

import com.morgan.stringdiff.InvalidInputException;

import org.junit.Test;

public class ComparerTest {

@Test

public void characterDifferenceSameLengthStringsReturnsCorrectResult() {

final int diffCount = Comparer.characterDifference("teststring", "taststr1nG");

assertEquals(3, diffCount);

}

@Test(expected = InvalidInputException.class)

public void characterDifferenceDifferentLengthStringsThrowsInvalidInputException() {

Comparer.characterDifference("foo", "foo2");

}

}