InflectorTest.java

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package org.netbeans.modules.ruby;

import junit.framework.TestCase;

/**
 *
 * @author Erno Mononen
 */
public class InflectorTest extends TestCase {

    private final Inflector inflector = Inflector.getDefault();

    public void testPluralizeAndSingularize() {
        assertBoth("posts", "post");
        assertBoth("axes", "axis");
        assertBoth("buffaloes", "buffalo");
        assertBoth("sheep", "sheep");
        assertBoth("words", "word");
        assertBoth("people", "person");
        assertBoth("MailPeople", "MailPerson");
        assertBoth("MailMen", "MailMan");
        assertBoth("the blue mailmen", "the blue mailman");
        assertBoth("CamelOctopi", "CamelOctopus");
        assertBoth("people", "person");
        assertBoth("boxes", "box");
        assertBoth("quizzes", "quiz");
        assertBoth("mathquizzes", "mathquiz");
        assertBoth("Hashes", "Hash");
        assertBoth("SimpleMatrices", "SimpleMatrix");
        assertBoth("fastmice", "fastmouse");
        assertBoth("tedia", "tedium");
        assertBoth("fusses", "fuss");
        assertBoth("Aliases", "Alias");
        assertBoth("CurrentStatuses", "CurrentStatus");
        assertBoth("unknowns", "unknown");
        assertBoth("money", "money");
        assertBoth("Rice", "Rice");
        assertBoth("Information", "Information");
        assertBoth("criteria", "criterion");
    }

    public void testAlrearyConverted() {
        assertEquals("words", inflector.pluralize("words"));
        assertEquals("buses", inflector.pluralize("buses"));

        assertEquals("word", inflector.singularize("word"));
        assertEquals("house", inflector.singularize("house"));
    }
    
    private void assertBoth(String plural, String singular) {
        assertEquals(plural, inflector.pluralize(singular));
        assertEquals(singular, inflector.singularize(plural));
    }

    public void testDemodulize() {
        assertEquals("Baz", inflector.demodulize("Foo::Bar::Baz"));
        assertEquals("Baz", inflector.demodulize("::Baz"));
        assertEquals("Baz", inflector.demodulize("Baz"));
        assertEquals("", inflector.demodulize("::"));
        assertEquals("", inflector.demodulize(""));
    }

    public void testTableize() throws Exception {
        assertEquals("posts", inflector.tableize("Post"));
        assertEquals("raw_scaled_scorers", inflector.tableize("RawScaledScorer"));
        assertEquals("egg_and_hams", inflector.tableize("egg_and_ham"));
        assertEquals("fancy_categories", inflector.tableize("fancyCategory"));
    }
}