package de.vanitasvitae.imi.codes;

import static junit.framework.TestCase.assertEquals;
import static junit.framework.TestCase.assertTrue;

import java.util.regex.Pattern;

import org.junit.Test;

/**
 * Test functionality of the {@link SampleType} enum.
 */
public class SampleTypeTest {

    private static final Pattern SAMPLE_TYPE_VALUE_PATTERN = Pattern.compile(InputValidator.ALPHABET);

    /**
     * Test, whether all {@link SampleType} names are of length 1 and from the alphabet [a-zA-Z0-9].
     */
    @Test
    public void testSampleTypeNames() {
        for (SampleType t : SampleType.values()) {
            assertTrue("SampleType value names must be one letter from the alphabet [a-zA-Z0-9].",
                    SAMPLE_TYPE_VALUE_PATTERN.matcher(t.toString()).matches());
        }
    }

    /**
     * Test, whether {@link SampleType#getEnum(String)} correctly maps {@link SampleType#name} to the corresponding
     * values.
     */
    @Test
    public void testGetEnum() {
        for (SampleType t : SampleType.values()) {
            assertEquals("getEnum must return the SampleType, which corresponds to the given name.",
                    t, SampleType.getEnum(t.toString()));
        }
    }
}