package jmri;

import org.junit.jupiter.api.*;

import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertTrue;

/**
 *
 * @author zoo
 */
public class VersionTest {

    /**
     * Announce version information into test log
     */
    @Test
    public void announceVersions() {
        log.info("Tests running on JMRI {} with Java {} from {}, {} MB memory of {} MB", 
            Version.name(),
            System.getProperty("java.version", "<unknown>"),
            java.util.Locale.getDefault(),
            Runtime.getRuntime().totalMemory()/1048576,
            Runtime.getRuntime().maxMemory()/1048576
        );
    }
    
    /**
     * Test of isCanonicalVersion method, of class Version.
     */
    @Test
    public void testIsCanonicalVersion() {

        assertTrue(Version.isCanonicalVersion("1.2.3"));
        assertFalse(Version.isCanonicalVersion("1.2"));
        assertTrue(Version.isCanonicalVersion("1.2.3-p"));
        assertTrue(Version.isCanonicalVersion("1.2.0"));
        assertFalse(Version.isCanonicalVersion("1.2.0ish"));
    }

    /**
     * Test of isCanonicalVersion method, of class Version.
     */
    @Test
    public void testCompareCanonicalVersions() {

        assertTrue(Version.compareCanonicalVersions("1.2.3", "1.2.3") == 0);
        assertTrue(Version.compareCanonicalVersions("1.2.1", "1.2.3") < 0);
        assertTrue(Version.compareCanonicalVersions("1.2.4", "1.2.3") > 0);
        assertTrue(Version.compareCanonicalVersions("1.2.3-P", "1.2.3-P") == 0);
        assertTrue(Version.compareCanonicalVersions("1.2.4", "1.2.3-P") > 0);
        assertTrue(Version.compareCanonicalVersions("1.2.3-P", "1.2.3") == 0);
        assertTrue(Version.compareCanonicalVersions("213.1.1", "213.1.1") == 0);
        assertTrue(Version.compareCanonicalVersions("213.1.1", "213.1.10") < 0);
    }

    @BeforeEach
    public void setUp() {
        jmri.util.JUnitUtil.setUp();
    }

    @AfterEach
    public void tearDown() {
        jmri.util.JUnitUtil.tearDown();
    }

    private static final org.slf4j.Logger log = org.slf4j.LoggerFactory.getLogger(VersionTest.class);
}