Acronym

readme.md

Acronym Convert a phrase to its acronym.

Techies love their TLA (Three Letter Acronyms)!

Help generate some jargon by writing a program that converts a long name like Portable Network Graphics to its acronym (PNG).

Running the tests You can run all the tests for an exercise by entering

$ gradle test in your terminal.

Source Julien Vanier https://github.com/monkbroc

Submitting Incomplete Solutions It's possible to submit an incomplete solution so you can see how others have completed the exercise.

Acronym.java

class Acronym {

    private final String phrase;

    Acronym(String phrase) {
        this.phrase = phrase;
    }

    String get() {
        String[] words = phrase.split("\\W+");

        StringBuilder acronym = new StringBuilder();

        for (String s : words) {
            acronym.append(s.toCharArray()[0]);
        }
        return acronym.toString().toUpperCase();
    }

}

AcronymTest.java

import org.junit.Test;
import org.junit.Ignore;

import static org.junit.Assert.assertEquals;

public class AcronymTest {

    @Test
    public void basic() {
        String phrase = "Portable Network Graphics";
        String expected = "PNG";
        assertEquals(expected, new Acronym(phrase).get());
    }

    @Ignore("Remove to run test")
    @Test
    public void lowercaseWords() {
        String phrase = "Ruby on Rails";
        String expected = "ROR";
        assertEquals(expected, new Acronym(phrase).get());
    }

    @Ignore("Remove to run test")
    @Test
    public void punctuation() {
        String phrase = "First In, First Out";
        String expected = "FIFO";
        assertEquals(expected, new Acronym(phrase).get());
    }

    @Ignore("Remove to run test")
    @Test
    public void NonAcronymAllCapsWord() {
        String phrase = "GNU Image Manipulation Program";
        String expected = "GIMP";
        assertEquals(expected, new Acronym(phrase).get());
    }

    @Ignore("Remove to run test")
    @Test
    public void punctuationWithoutWhitespace() {
        String phrase = "Complementary metal-oxide semiconductor";
        String expected = "CMOS";
        assertEquals(expected, new Acronym(phrase).get());
    }

}